diff --git a/include/libyuv/row.h b/include/libyuv/row.h
index 885f8de..f5abf1e 100644
--- a/include/libyuv/row.h
+++ b/include/libyuv/row.h
@@ -655,13 +655,6 @@
 void RGBAToYRow_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix);
 void RGB24ToYRow_SSSE3(const uint8* src_rgb24, uint8* dst_y, int pix);
 void RAWToYRow_SSSE3(const uint8* src_raw, uint8* dst_y, int pix);
-void ARGBToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
-void ARGBToYJRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix);
-void BGRAToYRow_Unaligned_SSSE3(const uint8* src_bgra, uint8* dst_y, int pix);
-void ABGRToYRow_Unaligned_SSSE3(const uint8* src_abgr, uint8* dst_y, int pix);
-void RGBAToYRow_Unaligned_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix);
-void RGB24ToYRow_Unaligned_SSSE3(const uint8* src_rgb24, uint8* dst_y, int pix);
-void RAWToYRow_Unaligned_SSSE3(const uint8* src_raw, uint8* dst_y, int pix);
 void ARGBToYRow_NEON(const uint8* src_argb, uint8* dst_y, int pix);
 void ARGBToYJRow_NEON(const uint8* src_argb, uint8* dst_y, int pix);
 void ARGBToUV444Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
@@ -740,16 +733,6 @@
                        uint8* dst_u, uint8* dst_v, int width);
 void RGBAToUVRow_SSSE3(const uint8* src_rgba, int src_stride_rgba,
                        uint8* dst_u, uint8* dst_v, int width);
-void ARGBToUVRow_Unaligned_SSSE3(const uint8* src_argb, int src_stride_argb,
-                                 uint8* dst_u, uint8* dst_v, int width);
-void ARGBToUVJRow_Unaligned_SSSE3(const uint8* src_argb, int src_stride_argb,
-                                  uint8* dst_u, uint8* dst_v, int width);
-void BGRAToUVRow_Unaligned_SSSE3(const uint8* src_bgra, int src_stride_bgra,
-                                 uint8* dst_u, uint8* dst_v, int width);
-void ABGRToUVRow_Unaligned_SSSE3(const uint8* src_abgr, int src_stride_abgr,
-                                 uint8* dst_u, uint8* dst_v, int width);
-void RGBAToUVRow_Unaligned_SSSE3(const uint8* src_rgba, int src_stride_rgba,
-                                 uint8* dst_u, uint8* dst_v, int width);
 void ARGBToUVRow_Any_SSSE3(const uint8* src_argb, int src_stride_argb,
                            uint8* dst_u, uint8* dst_v, int width);
 void ARGBToUVJRow_Any_SSSE3(const uint8* src_argb, int src_stride_argb,
@@ -811,15 +794,11 @@
 
 void ARGBToUV444Row_SSSE3(const uint8* src_argb,
                           uint8* dst_u, uint8* dst_v, int width);
-void ARGBToUV444Row_Unaligned_SSSE3(const uint8* src_argb,
-                                    uint8* dst_u, uint8* dst_v, int width);
 void ARGBToUV444Row_Any_SSSE3(const uint8* src_argb,
                               uint8* dst_u, uint8* dst_v, int width);
 
 void ARGBToUV422Row_SSSE3(const uint8* src_argb,
                           uint8* dst_u, uint8* dst_v, int width);
-void ARGBToUV422Row_Unaligned_SSSE3(const uint8* src_argb,
-                                    uint8* dst_u, uint8* dst_v, int width);
 void ARGBToUV422Row_Any_SSSE3(const uint8* src_argb,
                               uint8* dst_u, uint8* dst_v, int width);
 
@@ -857,10 +836,6 @@
 void SplitUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix);
 void SplitUVRow_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
                            int pix);
-void SplitUVRow_Unaligned_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
-                               int pix);
-void SplitUVRow_Unaligned_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u,
-                                     uint8* dst_v, int pix);
 void SplitUVRow_Any_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
                          int pix);
 void SplitUVRow_Any_AVX2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
@@ -878,8 +853,6 @@
                      int width);
 void MergeUVRow_NEON(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
                      int width);
-void MergeUVRow_Unaligned_SSE2(const uint8* src_u, const uint8* src_v,
-                               uint8* dst_uv, int width);
 void MergeUVRow_Any_SSE2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
                          int width);
 void MergeUVRow_Any_AVX2(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
@@ -926,8 +899,6 @@
                          const uint8* shuffler, int pix);
 void ARGBShuffleRow_NEON(const uint8* src_argb, uint8* dst_argb,
                          const uint8* shuffler, int pix);
-void ARGBShuffleRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_argb,
-                                    const uint8* shuffler, int pix);
 void ARGBShuffleRow_Any_SSE2(const uint8* src_argb, uint8* dst_argb,
                              const uint8* shuffler, int pix);
 void ARGBShuffleRow_Any_SSSE3(const uint8* src_argb, uint8* dst_argb,
@@ -994,7 +965,6 @@
 void ARGBToARGB4444Row_C(const uint8* src_argb, uint8* dst_rgb, int pix);
 
 void I400ToARGBRow_SSE2(const uint8* src_y, uint8* dst_argb, int pix);
-void I400ToARGBRow_Unaligned_SSE2(const uint8* src_y, uint8* dst_argb, int pix);
 void I400ToARGBRow_NEON(const uint8* src_y, uint8* dst_argb, int pix);
 void I400ToARGBRow_C(const uint8* src_y, uint8* dst_argb, int pix);
 void I400ToARGBRow_Any_SSE2(const uint8* src_y, uint8* dst_argb, int pix);
@@ -1152,7 +1122,6 @@
                            const uint8* src_v,
                            uint8* dst_argb,
                            int width);
-// RGB24/RAW are unaligned.
 void I422ToRGB24Row_SSSE3(const uint8* src_y,
                           const uint8* src_u,
                           const uint8* src_v,
@@ -1163,51 +1132,6 @@
                         const uint8* src_v,
                         uint8* dst_raw,
                         int width);
-
-void I444ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
-                                   const uint8* src_u,
-                                   const uint8* src_v,
-                                   uint8* dst_argb,
-                                   int width);
-void I422ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
-                                   const uint8* src_u,
-                                   const uint8* src_v,
-                                   uint8* dst_argb,
-                                   int width);
-void I411ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
-                                   const uint8* src_u,
-                                   const uint8* src_v,
-                                   uint8* dst_argb,
-                                   int width);
-void NV12ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
-                                   const uint8* src_uv,
-                                   uint8* dst_argb,
-                                   int width);
-void NV21ToARGBRow_Unaligned_SSSE3(const uint8* src_y,
-                                   const uint8* src_vu,
-                                   uint8* dst_argb,
-                                   int width);
-void YUY2ToARGBRow_Unaligned_SSSE3(const uint8* src_yuy2,
-                                   uint8* dst_argb,
-                                   int width);
-void UYVYToARGBRow_Unaligned_SSSE3(const uint8* src_uyvy,
-                                   uint8* dst_argb,
-                                   int width);
-void I422ToBGRARow_Unaligned_SSSE3(const uint8* src_y,
-                                   const uint8* src_u,
-                                   const uint8* src_v,
-                                   uint8* dst_bgra,
-                                   int width);
-void I422ToABGRRow_Unaligned_SSSE3(const uint8* src_y,
-                                   const uint8* src_u,
-                                   const uint8* src_v,
-                                   uint8* dst_abgr,
-                                   int width);
-void I422ToRGBARow_Unaligned_SSSE3(const uint8* src_y,
-                                   const uint8* src_u,
-                                   const uint8* src_v,
-                                   uint8* dst_rgba,
-                                   int width);
 void I422ToARGBRow_Any_AVX2(const uint8* src_y,
                             const uint8* src_u,
                             const uint8* src_v,
@@ -1280,7 +1204,6 @@
                                const uint8* src_v,
                                uint8* dst_rgba,
                                int width);
-// RGB24/RAW are unaligned.
 void I422ToRGB24Row_Any_SSSE3(const uint8* src_y,
                               const uint8* src_u,
                               const uint8* src_v,
@@ -1494,12 +1417,6 @@
                       uint8* dst_u, uint8* dst_v, int pix);
 void YUY2ToUV422Row_SSE2(const uint8* src_yuy2,
                          uint8* dst_u, uint8* dst_v, int pix);
-void YUY2ToYRow_Unaligned_SSE2(const uint8* src_yuy2,
-                               uint8* dst_y, int pix);
-void YUY2ToUVRow_Unaligned_SSE2(const uint8* src_yuy2, int stride_yuy2,
-                                uint8* dst_u, uint8* dst_v, int pix);
-void YUY2ToUV422Row_Unaligned_SSE2(const uint8* src_yuy2,
-                                   uint8* dst_u, uint8* dst_v, int pix);
 void YUY2ToYRow_NEON(const uint8* src_yuy2, uint8* dst_y, int pix);
 void YUY2ToUVRow_NEON(const uint8* src_yuy2, int stride_yuy2,
                       uint8* dst_u, uint8* dst_v, int pix);
@@ -1535,12 +1452,6 @@
                       uint8* dst_u, uint8* dst_v, int pix);
 void UYVYToUV422Row_SSE2(const uint8* src_uyvy,
                          uint8* dst_u, uint8* dst_v, int pix);
-void UYVYToYRow_Unaligned_SSE2(const uint8* src_uyvy,
-                               uint8* dst_y, int pix);
-void UYVYToUVRow_Unaligned_SSE2(const uint8* src_uyvy, int stride_uyvy,
-                                uint8* dst_u, uint8* dst_v, int pix);
-void UYVYToUV422Row_Unaligned_SSE2(const uint8* src_uyvy,
-                                   uint8* dst_u, uint8* dst_v, int pix);
 void UYVYToYRow_AVX2(const uint8* src_uyvy, uint8* dst_y, int pix);
 void UYVYToUVRow_AVX2(const uint8* src_uyvy, int stride_uyvy,
                       uint8* dst_u, uint8* dst_v, int pix);
diff --git a/source/convert.cc b/source/convert.cc
index f205143..19ad659 100644
--- a/source/convert.cc
+++ b/source/convert.cc
@@ -194,10 +194,7 @@
   }
 #endif
 #if defined(HAS_COPYROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 32) &&
-      IS_ALIGNED(src, 16) &&
-      IS_ALIGNED(src_stride_0, 16) && IS_ALIGNED(src_stride_1, 16) &&
-      IS_ALIGNED(dst, 16) && IS_ALIGNED(dst_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 32)) {
     CopyRow = CopyRow_SSE2;
   }
 #endif
@@ -291,12 +288,7 @@
   if (TestCpuFlag(kCpuHasSSE2) && halfwidth >= 16) {
     SplitUVRow = SplitUVRow_Any_SSE2;
     if (IS_ALIGNED(halfwidth, 16)) {
-      SplitUVRow = SplitUVRow_Unaligned_SSE2;
-      if (IS_ALIGNED(src_uv, 16) && IS_ALIGNED(src_stride_uv, 16) &&
-          IS_ALIGNED(dst_u, 16) && IS_ALIGNED(dst_stride_u, 16) &&
-          IS_ALIGNED(dst_v, 16) && IS_ALIGNED(dst_stride_v, 16)) {
-        SplitUVRow = SplitUVRow_SSE2;
-      }
+      SplitUVRow = SplitUVRow_SSE2;
     }
   }
 #endif
@@ -317,15 +309,13 @@
   }
 #endif
 #if defined(HAS_SPLITUVROW_MIPS_DSPR2)
-  if (TestCpuFlag(kCpuHasMIPS_DSPR2) && halfwidth >= 16) {
+  if (TestCpuFlag(kCpuHasMIPS_DSPR2) && halfwidth >= 16 &&
+      IS_ALIGNED(src_uv, 4) && IS_ALIGNED(src_stride_uv, 4) &&
+      IS_ALIGNED(dst_u, 4) && IS_ALIGNED(dst_stride_u, 4) &&
+      IS_ALIGNED(dst_v, 4) && IS_ALIGNED(dst_stride_v, 4)) {
     SplitUVRow = SplitUVRow_Any_MIPS_DSPR2;
     if (IS_ALIGNED(halfwidth, 16)) {
-      SplitUVRow = SplitUVRow_Unaligned_MIPS_DSPR2;
-      if (IS_ALIGNED(src_uv, 4) && IS_ALIGNED(src_stride_uv, 4) &&
-          IS_ALIGNED(dst_u, 4) && IS_ALIGNED(dst_stride_u, 4) &&
-          IS_ALIGNED(dst_v, 4) && IS_ALIGNED(dst_stride_v, 4)) {
-        SplitUVRow = SplitUVRow_MIPS_DSPR2;
-      }
+      SplitUVRow = SplitUVRow_MIPS_DSPR2;
     }
   }
 #endif
@@ -440,9 +430,7 @@
   }
 #endif
 #if defined(HAS_COPYROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 32) &&
-      IS_ALIGNED(src_y, 16) && IS_ALIGNED(src_stride_y, 16) &&
-      IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width, 32)) {
     CopyRow = CopyRow_SSE2;
   }
 #endif
@@ -467,14 +455,8 @@
     YUY2ToUV422Row = YUY2ToUV422Row_Any_SSE2;
     YUY2ToYRow = YUY2ToYRow_Any_SSE2;
     if (IS_ALIGNED(width, 16)) {
-      YUY2ToUV422Row = YUY2ToUV422Row_Unaligned_SSE2;
-      YUY2ToYRow = YUY2ToYRow_Unaligned_SSE2;
-      if (IS_ALIGNED(src_yuy2, 16) && IS_ALIGNED(src_stride_yuy2, 16)) {
-        YUY2ToUV422Row = YUY2ToUV422Row_SSE2;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          YUY2ToYRow = YUY2ToYRow_SSE2;
-        }
-      }
+      YUY2ToUV422Row = YUY2ToUV422Row_SSE2;
+      YUY2ToYRow = YUY2ToYRow_SSE2;
     }
   }
 #endif
@@ -543,14 +525,8 @@
     YUY2ToUVRow = YUY2ToUVRow_Any_SSE2;
     YUY2ToYRow = YUY2ToYRow_Any_SSE2;
     if (IS_ALIGNED(width, 16)) {
-      YUY2ToUVRow = YUY2ToUVRow_Unaligned_SSE2;
-      YUY2ToYRow = YUY2ToYRow_Unaligned_SSE2;
-      if (IS_ALIGNED(src_yuy2, 16) && IS_ALIGNED(src_stride_yuy2, 16)) {
-        YUY2ToUVRow = YUY2ToUVRow_SSE2;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          YUY2ToYRow = YUY2ToYRow_SSE2;
-        }
-      }
+      YUY2ToUVRow = YUY2ToUVRow_SSE2;
+      YUY2ToYRow = YUY2ToYRow_SSE2;
     }
   }
 #endif
@@ -616,14 +592,8 @@
     UYVYToUVRow = UYVYToUVRow_Any_SSE2;
     UYVYToYRow = UYVYToYRow_Any_SSE2;
     if (IS_ALIGNED(width, 16)) {
-      UYVYToUVRow = UYVYToUVRow_Unaligned_SSE2;
-      UYVYToYRow = UYVYToYRow_Unaligned_SSE2;
-      if (IS_ALIGNED(src_uyvy, 16) && IS_ALIGNED(src_stride_uyvy, 16)) {
-        UYVYToUVRow = UYVYToUVRow_SSE2;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          UYVYToYRow = UYVYToYRow_SSE2;
-        }
-      }
+      UYVYToUVRow = UYVYToUVRow_SSE2;
+      UYVYToYRow = UYVYToYRow_SSE2;
     }
   }
 #endif
@@ -694,14 +664,8 @@
     ARGBToUVRow = ARGBToUVRow_Any_SSSE3;
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToUVRow = ARGBToUVRow_Unaligned_SSSE3;
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToUVRow = ARGBToUVRow_SSSE3;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          ARGBToYRow = ARGBToYRow_SSSE3;
-        }
-      }
+      ARGBToUVRow = ARGBToUVRow_SSSE3;
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #endif
@@ -776,14 +740,8 @@
     BGRAToUVRow = BGRAToUVRow_Any_SSSE3;
     BGRAToYRow = BGRAToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      BGRAToUVRow = BGRAToUVRow_Unaligned_SSSE3;
-      BGRAToYRow = BGRAToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_bgra, 16) && IS_ALIGNED(src_stride_bgra, 16)) {
-        BGRAToUVRow = BGRAToUVRow_SSSE3;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          BGRAToYRow = BGRAToYRow_SSSE3;
-        }
-      }
+      BGRAToUVRow = BGRAToUVRow_SSSE3;
+      BGRAToYRow = BGRAToYRow_SSSE3;
     }
   }
 #elif defined(HAS_BGRATOYROW_NEON)
@@ -847,14 +805,8 @@
     ABGRToUVRow = ABGRToUVRow_Any_SSSE3;
     ABGRToYRow = ABGRToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ABGRToUVRow = ABGRToUVRow_Unaligned_SSSE3;
-      ABGRToYRow = ABGRToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_abgr, 16) && IS_ALIGNED(src_stride_abgr, 16)) {
-        ABGRToUVRow = ABGRToUVRow_SSSE3;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          ABGRToYRow = ABGRToYRow_SSSE3;
-        }
-      }
+      ABGRToUVRow = ABGRToUVRow_SSSE3;
+      ABGRToYRow = ABGRToYRow_SSSE3;
     }
   }
 #elif defined(HAS_ABGRTOYROW_NEON)
@@ -918,14 +870,8 @@
     RGBAToUVRow = RGBAToUVRow_Any_SSSE3;
     RGBAToYRow = RGBAToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      RGBAToUVRow = RGBAToUVRow_Unaligned_SSSE3;
-      RGBAToYRow = RGBAToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_rgba, 16) && IS_ALIGNED(src_stride_rgba, 16)) {
-        RGBAToUVRow = RGBAToUVRow_SSSE3;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          RGBAToYRow = RGBAToYRow_SSSE3;
-        }
-      }
+      RGBAToUVRow = RGBAToUVRow_SSSE3;
+      RGBAToYRow = RGBAToYRow_SSSE3;
     }
   }
 #elif defined(HAS_RGBATOYROW_NEON)
@@ -1029,10 +975,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #endif  // HAS_ARGBTOUVROW_SSSE3
@@ -1146,10 +1089,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #endif  // HAS_ARGBTOUVROW_SSSE3
@@ -1260,10 +1200,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #endif  // HAS_ARGBTOUVROW_SSSE3
@@ -1377,10 +1314,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #endif  // HAS_ARGBTOUVROW_SSSE3
@@ -1495,10 +1429,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #endif  // HAS_ARGBTOUVROW_SSSE3
diff --git a/source/convert_argb.cc b/source/convert_argb.cc
index ac0bc3d..3d8250c 100644
--- a/source/convert_argb.cc
+++ b/source/convert_argb.cc
@@ -82,10 +82,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     I444ToARGBRow = I444ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      I444ToARGBRow = I444ToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        I444ToARGBRow = I444ToARGBRow_SSSE3;
-      }
+      I444ToARGBRow = I444ToARGBRow_SSSE3;
     }
   }
 #elif defined(HAS_I444TOARGBROW_NEON)
@@ -144,10 +141,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     I422ToARGBRow = I422ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      I422ToARGBRow = I422ToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        I422ToARGBRow = I422ToARGBRow_SSSE3;
-      }
+      I422ToARGBRow = I422ToARGBRow_SSSE3;
     }
   }
 #endif
@@ -224,10 +218,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     I411ToARGBRow = I411ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      I411ToARGBRow = I411ToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        I411ToARGBRow = I411ToARGBRow_SSSE3;
-      }
+      I411ToARGBRow = I411ToARGBRow_SSSE3;
     }
   }
 #elif defined(HAS_I411TOARGBROW_NEON)
@@ -276,8 +267,7 @@
     src_stride_y = dst_stride_argb = 0;
   }
 #if defined(HAS_YTOARGBROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && width >= 8) {
     YToARGBRow = YToARGBRow_Any_SSE2;
     if (IS_ALIGNED(width, 8)) {
       YToARGBRow = YToARGBRow_SSE2;
@@ -329,10 +319,7 @@
   if (TestCpuFlag(kCpuHasSSE2) && width >= 8) {
     I400ToARGBRow = I400ToARGBRow_Any_SSE2;
     if (IS_ALIGNED(width, 8)) {
-      I400ToARGBRow = I400ToARGBRow_Unaligned_SSE2;
-      if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        I400ToARGBRow = I400ToARGBRow_SSE2;
-      }
+      I400ToARGBRow = I400ToARGBRow_SSE2;
     }
   }
 #elif defined(HAS_I400TOARGBROW_NEON)
@@ -447,8 +434,7 @@
     src_stride_rgb24 = dst_stride_argb = 0;
   }
 #if defined(HAS_RGB24TOARGBROW_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3) && width >= 16 &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     RGB24ToARGBRow = RGB24ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
       RGB24ToARGBRow = RGB24ToARGBRow_SSSE3;
@@ -497,8 +483,7 @@
     src_stride_raw = dst_stride_argb = 0;
   }
 #if defined(HAS_RAWTOARGBROW_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3) && width >= 16 &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     RAWToARGBRow = RAWToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
       RAWToARGBRow = RAWToARGBRow_SSSE3;
@@ -547,8 +532,7 @@
     src_stride_rgb565 = dst_stride_argb = 0;
   }
 #if defined(HAS_RGB565TOARGBROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && width >= 8) {
     RGB565ToARGBRow = RGB565ToARGBRow_Any_SSE2;
     if (IS_ALIGNED(width, 8)) {
       RGB565ToARGBRow = RGB565ToARGBRow_SSE2;
@@ -597,8 +581,7 @@
     src_stride_argb1555 = dst_stride_argb = 0;
   }
 #if defined(HAS_ARGB1555TOARGBROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && width >= 8) {
     ARGB1555ToARGBRow = ARGB1555ToARGBRow_Any_SSE2;
     if (IS_ALIGNED(width, 8)) {
       ARGB1555ToARGBRow = ARGB1555ToARGBRow_SSE2;
@@ -647,8 +630,7 @@
     src_stride_argb4444 = dst_stride_argb = 0;
   }
 #if defined(HAS_ARGB4444TOARGBROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && width >= 8) {
     ARGB4444ToARGBRow = ARGB4444ToARGBRow_Any_SSE2;
     if (IS_ALIGNED(width, 8)) {
       ARGB4444ToARGBRow = ARGB4444ToARGBRow_SSE2;
@@ -696,10 +678,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     NV12ToARGBRow = NV12ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      NV12ToARGBRow = NV12ToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        NV12ToARGBRow = NV12ToARGBRow_SSSE3;
-      }
+      NV12ToARGBRow = NV12ToARGBRow_SSSE3;
     }
   }
 #elif defined(HAS_NV12TOARGBROW_NEON)
@@ -747,10 +726,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     NV21ToARGBRow = NV21ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      NV21ToARGBRow = NV21ToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        NV21ToARGBRow = NV21ToARGBRow_SSSE3;
-      }
+      NV21ToARGBRow = NV21ToARGBRow_SSSE3;
     }
   }
 #endif
@@ -798,10 +774,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     NV12ToARGBRow = NV12ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      NV12ToARGBRow = NV12ToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        NV12ToARGBRow = NV12ToARGBRow_SSSE3;
-      }
+      NV12ToARGBRow = NV12ToARGBRow_SSSE3;
     }
   }
 #elif defined(HAS_NV12TOARGBROW_NEON)
@@ -856,11 +829,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     YUY2ToARGBRow = YUY2ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      YUY2ToARGBRow = YUY2ToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_yuy2, 16) && IS_ALIGNED(src_stride_yuy2, 16) &&
-          IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        YUY2ToARGBRow = YUY2ToARGBRow_SSSE3;
-      }
+      YUY2ToARGBRow = YUY2ToARGBRow_SSSE3;
     }
   }
 #elif defined(HAS_YUY2TOARGBROW_NEON)
@@ -909,11 +878,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     UYVYToARGBRow = UYVYToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      UYVYToARGBRow = UYVYToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_uyvy, 16) && IS_ALIGNED(src_stride_uyvy, 16) &&
-          IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        UYVYToARGBRow = UYVYToARGBRow_SSSE3;
-      }
+      UYVYToARGBRow = UYVYToARGBRow_SSSE3;
     }
   }
 #elif defined(HAS_UYVYTOARGBROW_NEON)
diff --git a/source/convert_from.cc b/source/convert_from.cc
index c1a2f62..068f14c 100644
--- a/source/convert_from.cc
+++ b/source/convert_from.cc
@@ -400,12 +400,7 @@
   if (TestCpuFlag(kCpuHasSSE2) && halfwidth >= 16) {
     MergeUVRow_ = MergeUVRow_Any_SSE2;
     if (IS_ALIGNED(halfwidth, 16)) {
-      MergeUVRow_ = MergeUVRow_Unaligned_SSE2;
-      if (IS_ALIGNED(src_u, 16) && IS_ALIGNED(src_stride_u, 16) &&
-          IS_ALIGNED(src_v, 16) && IS_ALIGNED(src_stride_v, 16) &&
-          IS_ALIGNED(dst_uv, 16) && IS_ALIGNED(dst_stride_uv, 16)) {
-        MergeUVRow_ = MergeUVRow_SSE2;
-      }
+      MergeUVRow_ = MergeUVRow_SSE2;
     }
   }
 #endif
@@ -479,10 +474,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     I422ToARGBRow = I422ToARGBRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      I422ToARGBRow = I422ToARGBRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
-        I422ToARGBRow = I422ToARGBRow_SSSE3;
-      }
+      I422ToARGBRow = I422ToARGBRow_SSSE3;
     }
   }
 #endif
@@ -551,10 +543,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     I422ToBGRARow = I422ToBGRARow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      I422ToBGRARow = I422ToBGRARow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_bgra, 16) && IS_ALIGNED(dst_stride_bgra, 16)) {
-        I422ToBGRARow = I422ToBGRARow_SSSE3;
-      }
+      I422ToBGRARow = I422ToBGRARow_SSSE3;
     }
   }
 #elif defined(HAS_I422TOBGRAROW_NEON)
@@ -613,10 +602,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     I422ToABGRRow = I422ToABGRRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      I422ToABGRRow = I422ToABGRRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_abgr, 16) && IS_ALIGNED(dst_stride_abgr, 16)) {
-        I422ToABGRRow = I422ToABGRRow_SSSE3;
-      }
+      I422ToABGRRow = I422ToABGRRow_SSSE3;
     }
   }
 #elif defined(HAS_I422TOABGRROW_NEON)
@@ -667,10 +653,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     I422ToRGBARow = I422ToRGBARow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
-      I422ToRGBARow = I422ToRGBARow_Unaligned_SSSE3;
-      if (IS_ALIGNED(dst_rgba, 16) && IS_ALIGNED(dst_stride_rgba, 16)) {
-        I422ToRGBARow = I422ToRGBARow_SSSE3;
-      }
+      I422ToRGBARow = I422ToRGBARow_SSSE3;
     }
   }
 #elif defined(HAS_I422TORGBAROW_NEON)
diff --git a/source/convert_from_argb.cc b/source/convert_from_argb.cc
index de461dd..b0f9b1e 100644
--- a/source/convert_from_argb.cc
+++ b/source/convert_from_argb.cc
@@ -54,10 +54,7 @@
     if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
       ARGBToUV444Row = ARGBToUV444Row_Any_SSSE3;
       if (IS_ALIGNED(width, 16)) {
-        ARGBToUV444Row = ARGBToUV444Row_Unaligned_SSSE3;
-        if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-          ARGBToUV444Row = ARGBToUV444Row_SSSE3;
-        }
+        ARGBToUV444Row = ARGBToUV444Row_SSSE3;
       }
   }
 #elif defined(HAS_ARGBTOUV444ROW_NEON)
@@ -72,11 +69,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
-          IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 
@@ -133,10 +126,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToUV422Row = ARGBToUV422Row_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToUV422Row = ARGBToUV422Row_SSSE3;
-      }
+      ARGBToUV422Row = ARGBToUV422Row_SSSE3;
     }
   }
 #elif defined(HAS_ARGBTOUV422ROW_NEON)
@@ -152,11 +142,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
-          IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #elif defined(HAS_ARGBTOYROW_NEON)
@@ -212,11 +198,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
-          IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #endif
@@ -285,14 +267,8 @@
     ARGBToUVRow = ARGBToUVRow_Any_SSSE3;
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToUVRow = ARGBToUVRow_Unaligned_SSSE3;
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToUVRow = ARGBToUVRow_SSSE3;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          ARGBToYRow = ARGBToYRow_SSSE3;
-        }
-      }
+      ARGBToUVRow = ARGBToUVRow_SSSE3;
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #elif defined(HAS_ARGBTOYROW_NEON)
@@ -315,10 +291,7 @@
   if (TestCpuFlag(kCpuHasSSE2) && halfwidth >= 16) {
     MergeUVRow_ = MergeUVRow_Any_SSE2;
     if (IS_ALIGNED(halfwidth, 16)) {
-      MergeUVRow_ = MergeUVRow_Unaligned_SSE2;
-      if (IS_ALIGNED(dst_uv, 16) && IS_ALIGNED(dst_stride_uv, 16)) {
-        MergeUVRow_ = MergeUVRow_SSE2;
-      }
+      MergeUVRow_ = MergeUVRow_SSE2;
     }
   }
 #endif
@@ -392,14 +365,8 @@
     ARGBToUVRow = ARGBToUVRow_Any_SSSE3;
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToUVRow = ARGBToUVRow_Unaligned_SSSE3;
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToUVRow = ARGBToUVRow_SSSE3;
-        if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-          ARGBToYRow = ARGBToYRow_SSSE3;
-        }
-      }
+      ARGBToUVRow = ARGBToUVRow_SSSE3;
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #elif defined(HAS_ARGBTOYROW_NEON)
@@ -422,10 +389,7 @@
   if (TestCpuFlag(kCpuHasSSE2) && halfwidth >= 16) {
     MergeUVRow_ = MergeUVRow_Any_SSE2;
     if (IS_ALIGNED(halfwidth, 16)) {
-      MergeUVRow_ = MergeUVRow_Unaligned_SSE2;
-      if (IS_ALIGNED(dst_uv, 16) && IS_ALIGNED(dst_stride_uv, 16)) {
-        MergeUVRow_ = MergeUVRow_SSE2;
-      }
+      MergeUVRow_ = MergeUVRow_SSE2;
     }
   }
 #endif
@@ -503,10 +467,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToUV422Row = ARGBToUV422Row_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToUV422Row = ARGBToUV422Row_SSSE3;
-      }
+      ARGBToUV422Row = ARGBToUV422Row_SSSE3;
     }
   }
 #elif defined(HAS_ARGBTOUV422ROW_NEON)
@@ -521,10 +482,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #elif defined(HAS_ARGBTOYROW_NEON)
@@ -605,10 +563,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToUV422Row = ARGBToUV422Row_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToUV422Row = ARGBToUV422Row_SSSE3;
-      }
+      ARGBToUV422Row = ARGBToUV422Row_SSSE3;
     }
   }
 #elif defined(HAS_ARGBTOUV422ROW_NEON)
@@ -623,10 +578,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #elif defined(HAS_ARGBTOYROW_NEON)
@@ -700,11 +652,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
-          IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
+      ARGBToYRow = ARGBToYRow_SSSE3;
     }
   }
 #endif
@@ -867,8 +815,7 @@
     src_stride_argb = dst_stride_rgb565 = 0;
   }
 #if defined(HAS_ARGBTORGB565ROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && width >= 4 &&
-      IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {
     ARGBToRGB565Row = ARGBToRGB565Row_Any_SSE2;
     if (IS_ALIGNED(width, 4)) {
       ARGBToRGB565Row = ARGBToRGB565Row_SSE2;
@@ -915,8 +862,7 @@
     src_stride_argb = dst_stride_argb1555 = 0;
   }
 #if defined(HAS_ARGBTOARGB1555ROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && width >= 4 &&
-      IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {
     ARGBToARGB1555Row = ARGBToARGB1555Row_Any_SSE2;
     if (IS_ALIGNED(width, 4)) {
       ARGBToARGB1555Row = ARGBToARGB1555Row_SSE2;
@@ -963,8 +909,7 @@
     src_stride_argb = dst_stride_argb4444 = 0;
   }
 #if defined(HAS_ARGBTOARGB4444ROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && width >= 4 &&
-      IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && width >= 4) {
     ARGBToARGB4444Row = ARGBToARGB4444Row_Any_SSE2;
     if (IS_ALIGNED(width, 4)) {
       ARGBToARGB4444Row = ARGBToARGB4444Row_SSE2;
@@ -1015,14 +960,8 @@
     ARGBToUVJRow = ARGBToUVJRow_Any_SSSE3;
     ARGBToYJRow = ARGBToYJRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToUVJRow = ARGBToUVJRow_Unaligned_SSSE3;
-      ARGBToYJRow = ARGBToYJRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
-        ARGBToUVJRow = ARGBToUVJRow_SSSE3;
-        if (IS_ALIGNED(dst_yj, 16) && IS_ALIGNED(dst_stride_yj, 16)) {
-          ARGBToYJRow = ARGBToYJRow_SSSE3;
-        }
-      }
+      ARGBToUVJRow = ARGBToUVJRow_SSSE3;
+      ARGBToYJRow = ARGBToYJRow_SSSE3;
     }
   }
 #endif
@@ -1094,11 +1033,7 @@
   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
     ARGBToYJRow = ARGBToYJRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYJRow = ARGBToYJRow_Unaligned_SSSE3;
-      if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
-          IS_ALIGNED(dst_yj, 16) && IS_ALIGNED(dst_stride_yj, 16)) {
-        ARGBToYJRow = ARGBToYJRow_SSSE3;
-      }
+      ARGBToYJRow = ARGBToYJRow_SSSE3;
     }
   }
 #endif
diff --git a/source/format_conversion.cc b/source/format_conversion.cc
index 3c17371..53d15c0 100644
--- a/source/format_conversion.cc
+++ b/source/format_conversion.cc
@@ -77,8 +77,7 @@
     src_stride_argb = -src_stride_argb;
   }
 #if defined(HAS_ARGBTOBAYERROW_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3) && width >= 8 &&
-      IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) {
+  if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
     ARGBToBayerRow = ARGBToBayerRow_Any_SSSE3;
     if (IS_ALIGNED(width, 8)) {
       ARGBToBayerRow = ARGBToBayerRow_SSSE3;
@@ -319,11 +318,8 @@
     ARGBToUVRow = ARGBToUVRow_Any_SSSE3;
     ARGBToYRow = ARGBToYRow_Any_SSSE3;
     if (IS_ALIGNED(width, 16)) {
-      ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
+      ARGBToYRow = ARGBToYRow_SSSE3;
       ARGBToUVRow = ARGBToUVRow_SSSE3;
-      if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
-        ARGBToYRow = ARGBToYRow_SSSE3;
-      }
     }
   }
 #elif defined(HAS_ARGBTOYROW_NEON)
diff --git a/source/rotate_argb.cc b/source/rotate_argb.cc
index a8d7fc2..5951f57 100644
--- a/source/rotate_argb.cc
+++ b/source/rotate_argb.cc
@@ -50,13 +50,11 @@
   void (*ScaleARGBRowDownEven)(const uint8* src_ptr, int src_stride,
       int src_step, uint8* dst_ptr, int dst_width) = ScaleARGBRowDownEven_C;
 #if defined(HAS_SCALEARGBROWDOWNEVEN_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(height, 4) &&  // Width of dest.
-      IS_ALIGNED(dst, 16) && IS_ALIGNED(dst_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(height, 4)) {  // Width of dest.
     ScaleARGBRowDownEven = ScaleARGBRowDownEven_SSE2;
   }
 #elif defined(HAS_SCALEARGBROWDOWNEVEN_NEON)
-  if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(height, 4) &&  // Width of dest.
-      IS_ALIGNED(src, 4)) {
+  if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(height, 4)) {  // Width of dest.
     ScaleARGBRowDownEven = ScaleARGBRowDownEven_NEON;
   }
 #endif
@@ -103,9 +101,7 @@
       ARGBMirrorRow_C;
   void (*CopyRow)(const uint8* src, uint8* dst, int width) = CopyRow_C;
 #if defined(HAS_ARGBMIRRORROW_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 4) &&
-      IS_ALIGNED(src, 16) && IS_ALIGNED(src_stride, 16) &&
-      IS_ALIGNED(dst, 16) && IS_ALIGNED(dst_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 4)) {
     ARGBMirrorRow = ARGBMirrorRow_SSSE3;
   }
 #endif
@@ -130,9 +126,7 @@
   }
 #endif
 #if defined(HAS_COPYROW_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width * 4, 32) &&
-      IS_ALIGNED(src, 16) && IS_ALIGNED(src_stride, 16) &&
-      IS_ALIGNED(dst, 16) && IS_ALIGNED(dst_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(width * 4, 32)) {
     CopyRow = CopyRow_SSE2;
   }
 #endif
diff --git a/source/row_any.cc b/source/row_any.cc
index 31ab08a..0d58f5d 100644
--- a/source/row_any.cc
+++ b/source/row_any.cc
@@ -35,19 +35,19 @@
     }
 
 #ifdef HAS_I422TOARGBROW_SSSE3
-YANY(I422ToARGBRow_Any_SSSE3, I422ToARGBRow_Unaligned_SSSE3, I422ToARGBRow_C,
+YANY(I422ToARGBRow_Any_SSSE3, I422ToARGBRow_SSSE3, I422ToARGBRow_C,
      1, 4, 7)
 #endif  // HAS_I422TOARGBROW_SSSE3
 #ifdef HAS_I444TOARGBROW_SSSE3
-YANY(I444ToARGBRow_Any_SSSE3, I444ToARGBRow_Unaligned_SSSE3, I444ToARGBRow_C,
+YANY(I444ToARGBRow_Any_SSSE3, I444ToARGBRow_SSSE3, I444ToARGBRow_C,
      0, 4, 7)
-YANY(I411ToARGBRow_Any_SSSE3, I411ToARGBRow_Unaligned_SSSE3, I411ToARGBRow_C,
+YANY(I411ToARGBRow_Any_SSSE3, I411ToARGBRow_SSSE3, I411ToARGBRow_C,
      2, 4, 7)
-YANY(I422ToBGRARow_Any_SSSE3, I422ToBGRARow_Unaligned_SSSE3, I422ToBGRARow_C,
+YANY(I422ToBGRARow_Any_SSSE3, I422ToBGRARow_SSSE3, I422ToBGRARow_C,
      1, 4, 7)
-YANY(I422ToABGRRow_Any_SSSE3, I422ToABGRRow_Unaligned_SSSE3, I422ToABGRRow_C,
+YANY(I422ToABGRRow_Any_SSSE3, I422ToABGRRow_SSSE3, I422ToABGRRow_C,
      1, 4, 7)
-YANY(I422ToRGBARow_Any_SSSE3, I422ToRGBARow_Unaligned_SSSE3, I422ToRGBARow_C,
+YANY(I422ToRGBARow_Any_SSSE3, I422ToRGBARow_SSSE3, I422ToRGBARow_C,
      1, 4, 7)
 // I422ToRGB565Row_SSSE3 is unaligned.
 YANY(I422ToARGB4444Row_Any_SSSE3, I422ToARGB4444Row_SSSE3, I422ToARGB4444Row_C,
@@ -102,9 +102,9 @@
     }
 
 #ifdef HAS_NV12TOARGBROW_SSSE3
-NV2NY(NV12ToARGBRow_Any_SSSE3, NV12ToARGBRow_Unaligned_SSSE3, NV12ToARGBRow_C,
+NV2NY(NV12ToARGBRow_Any_SSSE3, NV12ToARGBRow_SSSE3, NV12ToARGBRow_C,
       0, 4)
-NV2NY(NV21ToARGBRow_Any_SSSE3, NV21ToARGBRow_Unaligned_SSSE3, NV21ToARGBRow_C,
+NV2NY(NV21ToARGBRow_Any_SSSE3, NV21ToARGBRow_SSSE3, NV21ToARGBRow_C,
       0, 4)
 #endif  // HAS_NV12TOARGBROW_SSSE3
 #ifdef HAS_NV12TOARGBROW_NEON
@@ -145,15 +145,15 @@
        3, 4, 2)
 #endif
 #if defined(HAS_I400TOARGBROW_SSE2)
-RGBANY(I400ToARGBRow_Any_SSE2, I400ToARGBRow_Unaligned_SSE2, I400ToARGBRow_C,
+RGBANY(I400ToARGBRow_Any_SSE2, I400ToARGBRow_SSE2, I400ToARGBRow_C,
        7, 1, 4)
 #endif
 #if defined(HAS_YTOARGBROW_SSE2)
 RGBANY(YToARGBRow_Any_SSE2, YToARGBRow_SSE2, YToARGBRow_C,
        7, 1, 4)
-RGBANY(YUY2ToARGBRow_Any_SSSE3, YUY2ToARGBRow_Unaligned_SSSE3, YUY2ToARGBRow_C,
+RGBANY(YUY2ToARGBRow_Any_SSSE3, YUY2ToARGBRow_SSSE3, YUY2ToARGBRow_C,
        15, 2, 4)
-RGBANY(UYVYToARGBRow_Any_SSSE3, UYVYToARGBRow_Unaligned_SSSE3, UYVYToARGBRow_C,
+RGBANY(UYVYToARGBRow_Any_SSSE3, UYVYToARGBRow_SSSE3, UYVYToARGBRow_C,
        15, 2, 4)
 // These require alignment on ARGB, so C is used for remainder.
 RGBANY(RGB24ToARGBRow_Any_SSSE3, RGB24ToARGBRow_SSSE3, RGB24ToARGBRow_C,
@@ -231,17 +231,17 @@
 YANY(UYVYToYRow_Any_AVX2, UYVYToYRow_AVX2, 2, 1, 32)
 #endif
 #ifdef HAS_ARGBTOYROW_SSSE3
-YANY(ARGBToYRow_Any_SSSE3, ARGBToYRow_Unaligned_SSSE3, 4, 1, 16)
+YANY(ARGBToYRow_Any_SSSE3, ARGBToYRow_SSSE3, 4, 1, 16)
 #endif
 #ifdef HAS_BGRATOYROW_SSSE3
-YANY(BGRAToYRow_Any_SSSE3, BGRAToYRow_Unaligned_SSSE3, 4, 1, 16)
-YANY(ABGRToYRow_Any_SSSE3, ABGRToYRow_Unaligned_SSSE3, 4, 1, 16)
-YANY(RGBAToYRow_Any_SSSE3, RGBAToYRow_Unaligned_SSSE3, 4, 1, 16)
-YANY(YUY2ToYRow_Any_SSE2, YUY2ToYRow_Unaligned_SSE2, 2, 1, 16)
-YANY(UYVYToYRow_Any_SSE2, UYVYToYRow_Unaligned_SSE2, 2, 1, 16)
+YANY(BGRAToYRow_Any_SSSE3, BGRAToYRow_SSSE3, 4, 1, 16)
+YANY(ABGRToYRow_Any_SSSE3, ABGRToYRow_SSSE3, 4, 1, 16)
+YANY(RGBAToYRow_Any_SSSE3, RGBAToYRow_SSSE3, 4, 1, 16)
+YANY(YUY2ToYRow_Any_SSE2, YUY2ToYRow_SSE2, 2, 1, 16)
+YANY(UYVYToYRow_Any_SSE2, UYVYToYRow_SSE2, 2, 1, 16)
 #endif
 #ifdef HAS_ARGBTOYJROW_SSSE3
-YANY(ARGBToYJRow_Any_SSSE3, ARGBToYJRow_Unaligned_SSSE3, 4, 1, 16)
+YANY(ARGBToYJRow_Any_SSSE3, ARGBToYJRow_SSSE3, 4, 1, 16)
 #endif
 #ifdef HAS_ARGBTOYROW_NEON
 YANY(ARGBToYRow_Any_NEON, ARGBToYRow_NEON, 4, 1, 8)
@@ -349,14 +349,14 @@
 UVANY(UYVYToUVRow_Any_AVX2, UYVYToUVRow_AVX2, UYVYToUVRow_C, 2, 31)
 #endif
 #ifdef HAS_ARGBTOUVROW_SSSE3
-UVANY(ARGBToUVRow_Any_SSSE3, ARGBToUVRow_Unaligned_SSSE3, ARGBToUVRow_C, 4, 15)
-UVANY(ARGBToUVJRow_Any_SSSE3, ARGBToUVJRow_Unaligned_SSSE3, ARGBToUVJRow_C,
+UVANY(ARGBToUVRow_Any_SSSE3, ARGBToUVRow_SSSE3, ARGBToUVRow_C, 4, 15)
+UVANY(ARGBToUVJRow_Any_SSSE3, ARGBToUVJRow_SSSE3, ARGBToUVJRow_C,
       4, 15)
-UVANY(BGRAToUVRow_Any_SSSE3, BGRAToUVRow_Unaligned_SSSE3, BGRAToUVRow_C, 4, 15)
-UVANY(ABGRToUVRow_Any_SSSE3, ABGRToUVRow_Unaligned_SSSE3, ABGRToUVRow_C, 4, 15)
-UVANY(RGBAToUVRow_Any_SSSE3, RGBAToUVRow_Unaligned_SSSE3, RGBAToUVRow_C, 4, 15)
-UVANY(YUY2ToUVRow_Any_SSE2, YUY2ToUVRow_Unaligned_SSE2, YUY2ToUVRow_C, 2, 15)
-UVANY(UYVYToUVRow_Any_SSE2, UYVYToUVRow_Unaligned_SSE2, UYVYToUVRow_C, 2, 15)
+UVANY(BGRAToUVRow_Any_SSSE3, BGRAToUVRow_SSSE3, BGRAToUVRow_C, 4, 15)
+UVANY(ABGRToUVRow_Any_SSSE3, ABGRToUVRow_SSSE3, ABGRToUVRow_C, 4, 15)
+UVANY(RGBAToUVRow_Any_SSSE3, RGBAToUVRow_SSSE3, RGBAToUVRow_C, 4, 15)
+UVANY(YUY2ToUVRow_Any_SSE2, YUY2ToUVRow_SSE2, YUY2ToUVRow_C, 2, 15)
+UVANY(UYVYToUVRow_Any_SSE2, UYVYToUVRow_SSE2, UYVYToUVRow_C, 2, 15)
 #endif
 #ifdef HAS_ARGBTOUVROW_NEON
 UVANY(ARGBToUVRow_Any_NEON, ARGBToUVRow_NEON, ARGBToUVRow_C, 4, 15)
@@ -408,7 +408,7 @@
     }
 
 #ifdef HAS_ARGBTOUV444ROW_SSSE3
-UV422ANY(ARGBToUV444Row_Any_SSSE3, ARGBToUV444Row_Unaligned_SSSE3,
+UV422ANY(ARGBToUV444Row_Any_SSSE3, ARGBToUV444Row_SSSE3,
          ARGBToUV444Row_C, 4, 15, 0)
 #endif
 #ifdef HAS_YUY2TOUV422ROW_AVX2
@@ -418,11 +418,11 @@
          UYVYToUV422Row_C, 2, 31, 1)
 #endif
 #ifdef HAS_ARGBTOUVROW_SSSE3
-UV422ANY(ARGBToUV422Row_Any_SSSE3, ARGBToUV422Row_Unaligned_SSSE3,
+UV422ANY(ARGBToUV422Row_Any_SSSE3, ARGBToUV422Row_SSSE3,
          ARGBToUV422Row_C, 4, 15, 1)
-UV422ANY(YUY2ToUV422Row_Any_SSE2, YUY2ToUV422Row_Unaligned_SSE2,
+UV422ANY(YUY2ToUV422Row_Any_SSE2, YUY2ToUV422Row_SSE2,
          YUY2ToUV422Row_C, 2, 15, 1)
-UV422ANY(UYVYToUV422Row_Any_SSE2, UYVYToUV422Row_Unaligned_SSE2,
+UV422ANY(UYVYToUV422Row_Any_SSE2, UYVYToUV422Row_SSE2,
          UYVYToUV422Row_C, 2, 15, 1)
 #endif
 #ifdef HAS_YUY2TOUV422ROW_NEON
@@ -451,7 +451,7 @@
     }
 
 #ifdef HAS_SPLITUVROW_SSE2
-SPLITUVROWANY(SplitUVRow_Any_SSE2, SplitUVRow_Unaligned_SSE2, SplitUVRow_C, 15)
+SPLITUVROWANY(SplitUVRow_Any_SSE2, SplitUVRow_SSE2, SplitUVRow_C, 15)
 #endif
 #ifdef HAS_SPLITUVROW_AVX2
 SPLITUVROWANY(SplitUVRow_Any_AVX2, SplitUVRow_AVX2, SplitUVRow_C, 31)
@@ -460,7 +460,7 @@
 SPLITUVROWANY(SplitUVRow_Any_NEON, SplitUVRow_NEON, SplitUVRow_C, 15)
 #endif
 #ifdef HAS_SPLITUVROW_MIPS_DSPR2
-SPLITUVROWANY(SplitUVRow_Any_MIPS_DSPR2, SplitUVRow_Unaligned_MIPS_DSPR2,
+SPLITUVROWANY(SplitUVRow_Any_MIPS_DSPR2, SplitUVRow_MIPS_DSPR2,
               SplitUVRow_C, 15)
 #endif
 #undef SPLITUVROWANY
@@ -477,7 +477,7 @@
     }
 
 #ifdef HAS_MERGEUVROW_SSE2
-MERGEUVROW_ANY(MergeUVRow_Any_SSE2, MergeUVRow_Unaligned_SSE2, MergeUVRow_C, 15)
+MERGEUVROW_ANY(MergeUVRow_Any_SSE2, MergeUVRow_SSE2, MergeUVRow_C, 15)
 #endif
 #ifdef HAS_MERGEUVROW_AVX2
 MERGEUVROW_ANY(MergeUVRow_Any_AVX2, MergeUVRow_AVX2, MergeUVRow_C, 31)
@@ -548,7 +548,7 @@
      ARGBShuffleRow_C, 4, 4, 3)
 #endif
 #ifdef HAS_ARGBSHUFFLEROW_SSSE3
-YANY(ARGBShuffleRow_Any_SSSE3, ARGBShuffleRow_Unaligned_SSSE3,
+YANY(ARGBShuffleRow_Any_SSSE3, ARGBShuffleRow_SSSE3,
      ARGBShuffleRow_C, 4, 4, 7)
 #endif
 #ifdef HAS_ARGBSHUFFLEROW_AVX2
diff --git a/source/row_common.cc b/source/row_common.cc
index 40a8261..afc74c0 100644
--- a/source/row_common.cc
+++ b/source/row_common.cc
@@ -2137,19 +2137,6 @@
   free_aligned_buffer_64(row_y);
 }
 
-void YUY2ToARGBRow_Unaligned_SSSE3(const uint8* src_yuy2,
-                                   uint8* dst_argb,
-                                   int width) {
-  // Allocate a rows of yuv.
-  align_buffer_64(row_y, ((width + 63) & ~63) * 2);
-  uint8* row_u = row_y + ((width + 63) & ~63);
-  uint8* row_v = row_u + ((width + 63) & ~63) / 2;
-  YUY2ToUV422Row_Unaligned_SSE2(src_yuy2, row_u, row_v, width);
-  YUY2ToYRow_Unaligned_SSE2(src_yuy2, row_y, width);
-  I422ToARGBRow_Unaligned_SSSE3(row_y, row_u, row_v, dst_argb, width);
-  free_aligned_buffer_64(row_y);
-}
-
 void UYVYToARGBRow_SSSE3(const uint8* src_uyvy,
                          uint8* dst_argb,
                          int width) {
@@ -2163,19 +2150,6 @@
   free_aligned_buffer_64(row_y);
 }
 
-void UYVYToARGBRow_Unaligned_SSSE3(const uint8* src_uyvy,
-                                   uint8* dst_argb,
-                                   int width) {
-  // Allocate a rows of yuv.
-  align_buffer_64(row_y, ((width + 63) & ~63) * 2);
-  uint8* row_u = row_y + ((width + 63) & ~63);
-  uint8* row_v = row_u + ((width + 63) & ~63) / 2;
-  UYVYToUV422Row_Unaligned_SSE2(src_uyvy, row_u, row_v, width);
-  UYVYToYRow_Unaligned_SSE2(src_uyvy, row_y, width);
-  I422ToARGBRow_Unaligned_SSSE3(row_y, row_u, row_v, dst_argb, width);
-  free_aligned_buffer_64(row_y);
-}
-
 #endif  // defined(_M_IX86) || defined(__x86_64__) || defined(__i386__)
 #endif  // !defined(LIBYUV_DISABLE_X86)
 
diff --git a/source/row_mips.cc b/source/row_mips.cc
index da7183b..d713321 100644
--- a/source/row_mips.cc
+++ b/source/row_mips.cc
@@ -447,89 +447,6 @@
   );
 }
 
-void SplitUVRow_Unaligned_MIPS_DSPR2(const uint8* src_uv, uint8* dst_u,
-                                     uint8* dst_v, int width) {
-  __asm__ __volatile__ (
-    ".set push                                     \n"
-    ".set noreorder                                \n"
-    "srl             $t4, %[width], 4              \n"  // multiplies of 16
-    "blez            $t4, 2f                       \n"
-    " andi           %[width], %[width], 0xf       \n"  // residual
-
-    ".p2align        2                             \n"
-  "1:                                              \n"
-    "addiu           $t4, $t4, -1                  \n"
-    "lwr             $t0, 0(%[src_uv])             \n"
-    "lwl             $t0, 3(%[src_uv])             \n"  // V1 | U1 | V0 | U0
-    "lwr             $t1, 4(%[src_uv])             \n"
-    "lwl             $t1, 7(%[src_uv])             \n"  // V3 | U3 | V2 | U2
-    "lwr             $t2, 8(%[src_uv])             \n"
-    "lwl             $t2, 11(%[src_uv])            \n"  // V5 | U5 | V4 | U4
-    "lwr             $t3, 12(%[src_uv])            \n"
-    "lwl             $t3, 15(%[src_uv])            \n"  // V7 | U7 | V6 | U6
-    "lwr             $t5, 16(%[src_uv])            \n"
-    "lwl             $t5, 19(%[src_uv])            \n"  // V9 | U9 | V8 | U8
-    "lwr             $t6, 20(%[src_uv])            \n"
-    "lwl             $t6, 23(%[src_uv])            \n"  // V11 | U11 | V10 | U10
-    "lwr             $t7, 24(%[src_uv])            \n"
-    "lwl             $t7, 27(%[src_uv])            \n"  // V13 | U13 | V12 | U12
-    "lwr             $t8, 28(%[src_uv])            \n"
-    "lwl             $t8, 31(%[src_uv])            \n"  // V15 | U15 | V14 | U14
-    "precrq.qb.ph    $t9, $t1, $t0                 \n"  // V3 | V2 | V1 | V0
-    "precr.qb.ph     $t0, $t1, $t0                 \n"  // U3 | U2 | U1 | U0
-    "precrq.qb.ph    $t1, $t3, $t2                 \n"  // V7 | V6 | V5 | V4
-    "precr.qb.ph     $t2, $t3, $t2                 \n"  // U7 | U6 | U5 | U4
-    "precrq.qb.ph    $t3, $t6, $t5                 \n"  // V11 | V10 | V9 | V8
-    "precr.qb.ph     $t5, $t6, $t5                 \n"  // U11 | U10 | U9 | U8
-    "precrq.qb.ph    $t6, $t8, $t7                 \n"  // V15 | V14 | V13 | V12
-    "precr.qb.ph     $t7, $t8, $t7                 \n"  // U15 | U14 | U13 | U12
-    "addiu           %[src_uv], %[src_uv], 32      \n"
-    "swr             $t9, 0(%[dst_v])              \n"
-    "swl             $t9, 3(%[dst_v])              \n"
-    "swr             $t0, 0(%[dst_u])              \n"
-    "swl             $t0, 3(%[dst_u])              \n"
-    "swr             $t1, 4(%[dst_v])              \n"
-    "swl             $t1, 7(%[dst_v])              \n"
-    "swr             $t2, 4(%[dst_u])              \n"
-    "swl             $t2, 7(%[dst_u])              \n"
-    "swr             $t3, 8(%[dst_v])              \n"
-    "swl             $t3, 11(%[dst_v])             \n"
-    "swr             $t5, 8(%[dst_u])              \n"
-    "swl             $t5, 11(%[dst_u])             \n"
-    "swr             $t6, 12(%[dst_v])             \n"
-    "swl             $t6, 15(%[dst_v])             \n"
-    "swr             $t7, 12(%[dst_u])             \n"
-    "swl             $t7, 15(%[dst_u])             \n"
-    "addiu           %[dst_u], %[dst_u], 16        \n"
-    "bgtz            $t4, 1b                       \n"
-    " addiu          %[dst_v], %[dst_v], 16        \n"
-
-    "beqz            %[width], 3f                  \n"
-    " nop                                          \n"
-
-  "2:                                              \n"
-    "lbu             $t0, 0(%[src_uv])             \n"
-    "lbu             $t1, 1(%[src_uv])             \n"
-    "addiu           %[src_uv], %[src_uv], 2       \n"
-    "addiu           %[width], %[width], -1        \n"
-    "sb              $t0, 0(%[dst_u])              \n"
-    "sb              $t1, 0(%[dst_v])              \n"
-    "addiu           %[dst_u], %[dst_u], 1         \n"
-    "bgtz            %[width], 2b                  \n"
-    " addiu          %[dst_v], %[dst_v], 1         \n"
-
-  "3:                                              \n"
-    ".set pop                                      \n"
-     : [src_uv] "+r" (src_uv),
-       [width] "+r" (width),
-       [dst_u] "+r" (dst_u),
-       [dst_v] "+r" (dst_v)
-     :
-     : "t0", "t1", "t2", "t3",
-     "t4", "t5", "t6", "t7", "t8", "t9"
-  );
-}
-
 void MirrorRow_MIPS_DSPR2(const uint8* src, uint8* dst, int width) {
   __asm__ __volatile__ (
     ".set push                             \n"
diff --git a/source/row_posix.cc b/source/row_posix.cc
index e92c9f5..94b24a6 100644
--- a/source/row_posix.cc
+++ b/source/row_posix.cc
@@ -267,37 +267,6 @@
 #endif
   );
 }
-
-void I400ToARGBRow_Unaligned_SSE2(const uint8* src_y, uint8* dst_argb,
-                                  int pix) {
-  asm volatile (
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pslld     $0x18,%%xmm5                    \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movq      " MEMACCESS(0) ",%%xmm0         \n"
-    "lea       " MEMLEA(0x8,0) ",%0            \n"
-    "punpcklbw %%xmm0,%%xmm0                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "punpcklwd %%xmm0,%%xmm0                   \n"
-    "punpckhwd %%xmm1,%%xmm1                   \n"
-    "por       %%xmm5,%%xmm0                   \n"
-    "por       %%xmm5,%%xmm1                   \n"
-    "movdqu    %%xmm0," MEMACCESS(1) "         \n"
-    "movdqu    %%xmm1," MEMACCESS2(0x10,1) "   \n"
-    "lea       " MEMLEA(0x20,1) ",%1           \n"
-    "sub       $0x8,%2                         \n"
-    "jg        1b                              \n"
-  : "+r"(src_y),     // %0
-    "+r"(dst_argb),  // %1
-    "+r"(pix)        // %2
-  :
-  : "memory", "cc"
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm5"
-#endif
-  );
-}
 #endif  // HAS_I400TOARGBROW_SSE2
 
 #ifdef HAS_RGB24TOARGBROW_SSSE3
@@ -775,7 +744,7 @@
   );
 }
 
-void ARGBToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
+void ARGBToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
   asm volatile (
     "movdqa    %4,%%xmm5                       \n"
     "movdqa    %3,%%xmm4                       \n"
@@ -851,44 +820,6 @@
 #endif
   );
 }
-
-void ARGBToYJRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
-  asm volatile (
-    "movdqa    %3,%%xmm4                       \n"
-    "movdqa    %4,%%xmm5                       \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm3   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm1                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm4,%%xmm3                   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "phaddw    %%xmm1,%%xmm0                   \n"
-    "phaddw    %%xmm3,%%xmm2                   \n"
-    "paddw     %%xmm5,%%xmm0                   \n"
-    "paddw     %%xmm5,%%xmm2                   \n"
-    "psrlw     $0x7,%%xmm0                     \n"
-    "psrlw     $0x7,%%xmm2                     \n"
-    "packuswb  %%xmm2,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    "movdqu    %%xmm0," MEMACCESS(1) "         \n"
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        1b                              \n"
-  : "+r"(src_argb),  // %0
-    "+r"(dst_y),     // %1
-    "+r"(pix)        // %2
-  : "m"(kARGBToYJ),  // %3
-    "m"(kAddYJ64)    // %4
-  : "memory", "cc"
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
 #endif  // HAS_ARGBTOYJROW_SSSE3
 
 #ifdef HAS_ARGBTOUVROW_SSSE3
@@ -1031,147 +962,6 @@
   );
 }
 
-void ARGBToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  asm volatile (
-    "movdqa    %0,%%xmm4                       \n"
-    "movdqa    %1,%%xmm3                       \n"
-    "movdqa    %2,%%xmm5                       \n"
-  :
-  : "m"(kARGBToU),         // %0
-    "m"(kARGBToV),         // %1
-    "m"(kAddUV128)         // %2
-  );
-  asm volatile (
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm6   \n"
-    BUNDLEALIGN
-    MEMOPREG(movdqu,0x00,0,4,1,xmm7)           //  movdqu  (%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    MEMOPREG(movdqu,0x10,0,4,1,xmm7)           //  movdqu  0x10(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm1                   \n"
-    MEMOPREG(movdqu,0x20,0,4,1,xmm7)           //  movdqu  0x20(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    MEMOPREG(movdqu,0x30,0,4,1,xmm7)           //  movdqu  0x30(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm6                   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "movdqa    %%xmm0,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm1,%%xmm0             \n"
-    "shufps    $0xdd,%%xmm1,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    "movdqa    %%xmm2,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm6,%%xmm2             \n"
-    "shufps    $0xdd,%%xmm6,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "movdqa    %%xmm2,%%xmm6                   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm3,%%xmm1                   \n"
-    "pmaddubsw %%xmm3,%%xmm6                   \n"
-    "phaddw    %%xmm2,%%xmm0                   \n"
-    "phaddw    %%xmm6,%%xmm1                   \n"
-    "psraw     $0x8,%%xmm0                     \n"
-    "psraw     $0x8,%%xmm1                     \n"
-    "packsswb  %%xmm1,%%xmm0                   \n"
-    "paddb     %%xmm5,%%xmm0                   \n"
-    "sub       $0x10,%3                        \n"
-    "movlps    %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movhps,xmm0,0x00,1,2,1)           //  movhps  %%xmm0,(%1,%2,1)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "jg        1b                              \n"
-  : "+r"(src_argb0),       // %0
-    "+r"(dst_u),           // %1
-    "+r"(dst_v),           // %2
-    "+rm"(width)           // %3
-  : "r"((intptr_t)(src_stride_argb)) // %4
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
-#endif
-  );
-}
-
-void ARGBToUVJRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
-                                  uint8* dst_u, uint8* dst_v, int width) {
-  asm volatile (
-    "movdqa    %0,%%xmm4                       \n"
-    "movdqa    %1,%%xmm3                       \n"
-    "movdqa    %2,%%xmm5                       \n"
-  :
-  : "m"(kARGBToUJ),         // %0
-    "m"(kARGBToVJ),         // %1
-    "m"(kAddUVJ128)         // %2
-  );
-  asm volatile (
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm6   \n"
-    BUNDLEALIGN
-    MEMOPREG(movdqu,0x00,0,4,1,xmm7)           //  movdqu  (%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    MEMOPREG(movdqu,0x10,0,4,1,xmm7)           //  movdqu  0x10(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm1                   \n"
-    MEMOPREG(movdqu,0x20,0,4,1,xmm7)           //  movdqu  0x20(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    MEMOPREG(movdqu,0x30,0,4,1,xmm7)           //  movdqu  0x30(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm6                   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "movdqa    %%xmm0,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm1,%%xmm0             \n"
-    "shufps    $0xdd,%%xmm1,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    "movdqa    %%xmm2,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm6,%%xmm2             \n"
-    "shufps    $0xdd,%%xmm6,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "movdqa    %%xmm2,%%xmm6                   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm3,%%xmm1                   \n"
-    "pmaddubsw %%xmm3,%%xmm6                   \n"
-    "phaddw    %%xmm2,%%xmm0                   \n"
-    "phaddw    %%xmm6,%%xmm1                   \n"
-    "paddw     %%xmm5,%%xmm0                   \n"
-    "paddw     %%xmm5,%%xmm1                   \n"
-    "psraw     $0x8,%%xmm0                     \n"
-    "psraw     $0x8,%%xmm1                     \n"
-    "packsswb  %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%3                        \n"
-    "movlps    %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movhps,xmm0,0x00,1,2,1)           //  movhps  %%xmm0,(%1,%2,1)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "jg        1b                              \n"
-  : "+r"(src_argb0),       // %0
-    "+r"(dst_u),           // %1
-    "+r"(dst_v),           // %2
-    "+rm"(width)           // %3
-  : "r"((intptr_t)(src_stride_argb))
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
-#endif
-  );
-}
-
 void ARGBToUV444Row_SSSE3(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
                           int width) {
   asm volatile (
@@ -1237,7 +1027,7 @@
   );
 }
 
-void ARGBToUV444Row_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_u,
+void ARGBToUV444Row_SSSE3(const uint8* src_argb, uint8* dst_u,
                                     uint8* dst_v, int width) {
   asm volatile (
     "movdqa    %0,%%xmm4                       \n"
@@ -1363,67 +1153,6 @@
   );
 }
 
-void ARGBToUV422Row_Unaligned_SSSE3(const uint8* src_argb0,
-                                    uint8* dst_u, uint8* dst_v, int width) {
-  asm volatile (
-    "movdqa    %0,%%xmm4                       \n"
-    "movdqa    %1,%%xmm3                       \n"
-    "movdqa    %2,%%xmm5                       \n"
-  :
-  : "m"(kARGBToU),  // %0
-    "m"(kARGBToV),  // %1
-    "m"(kAddUV128)  // %2
-  );
-  asm volatile (
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm6   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "movdqa    %%xmm0,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm1,%%xmm0             \n"
-    "shufps    $0xdd,%%xmm1,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    "movdqa    %%xmm2,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm6,%%xmm2             \n"
-    "shufps    $0xdd,%%xmm6,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "movdqa    %%xmm2,%%xmm6                   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm3,%%xmm1                   \n"
-    "pmaddubsw %%xmm3,%%xmm6                   \n"
-    "phaddw    %%xmm2,%%xmm0                   \n"
-    "phaddw    %%xmm6,%%xmm1                   \n"
-    "psraw     $0x8,%%xmm0                     \n"
-    "psraw     $0x8,%%xmm1                     \n"
-    "packsswb  %%xmm1,%%xmm0                   \n"
-    "paddb     %%xmm5,%%xmm0                   \n"
-    "sub       $0x10,%3                        \n"
-    "movlps    %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movhps,xmm0,0x00,1,2,1)           //  movhps  %%xmm0,(%1,%2,1)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "jg        1b                              \n"
-  : "+r"(src_argb0),       // %0
-    "+r"(dst_u),           // %1
-    "+r"(dst_v),           // %2
-    "+rm"(width)           // %3
-  :
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
-#endif
-  );
-}
-
 void BGRAToYRow_SSSE3(const uint8* src_bgra, uint8* dst_y, int pix) {
   asm volatile (
     "movdqa    %4,%%xmm5                       \n"
@@ -1461,43 +1190,6 @@
   );
 }
 
-void BGRAToYRow_Unaligned_SSSE3(const uint8* src_bgra, uint8* dst_y, int pix) {
-  asm volatile (
-    "movdqa    %4,%%xmm5                       \n"
-    "movdqa    %3,%%xmm4                       \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm3   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm1                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm4,%%xmm3                   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "phaddw    %%xmm1,%%xmm0                   \n"
-    "phaddw    %%xmm3,%%xmm2                   \n"
-    "psrlw     $0x7,%%xmm0                     \n"
-    "psrlw     $0x7,%%xmm2                     \n"
-    "packuswb  %%xmm2,%%xmm0                   \n"
-    "paddb     %%xmm5,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    "movdqu    %%xmm0," MEMACCESS(1) "         \n"
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        1b                              \n"
-  : "+r"(src_bgra),  // %0
-    "+r"(dst_y),     // %1
-    "+r"(pix)        // %2
-  : "m"(kBGRAToY),   // %3
-    "m"(kAddY16)     // %4
-  : "memory", "cc"
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
 void BGRAToUVRow_SSSE3(const uint8* src_bgra0, int src_stride_bgra,
                        uint8* dst_u, uint8* dst_v, int width) {
   asm volatile (
@@ -1564,76 +1256,6 @@
   );
 }
 
-void BGRAToUVRow_Unaligned_SSSE3(const uint8* src_bgra0, int src_stride_bgra,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  asm volatile (
-    "movdqa    %0,%%xmm4                       \n"
-    "movdqa    %1,%%xmm3                       \n"
-    "movdqa    %2,%%xmm5                       \n"
-  :
-  : "m"(kBGRAToU),         // %0
-    "m"(kBGRAToV),         // %1
-    "m"(kAddUV128)         // %2
-  );
-  asm volatile (
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm6   \n"
-    BUNDLEALIGN
-    MEMOPREG(movdqu,0x00,0,4,1,xmm7)           //  movdqu  (%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    MEMOPREG(movdqu,0x10,0,4,1,xmm7)           //  movdqu  0x10(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm1                   \n"
-    MEMOPREG(movdqu,0x20,0,4,1,xmm7)           //  movdqu  0x20(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    MEMOPREG(movdqu,0x30,0,4,1,xmm7)           //  movdqu  0x30(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm6                   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "movdqa    %%xmm0,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm1,%%xmm0             \n"
-    "shufps    $0xdd,%%xmm1,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    "movdqa    %%xmm2,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm6,%%xmm2             \n"
-    "shufps    $0xdd,%%xmm6,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "movdqa    %%xmm2,%%xmm6                   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm3,%%xmm1                   \n"
-    "pmaddubsw %%xmm3,%%xmm6                   \n"
-    "phaddw    %%xmm2,%%xmm0                   \n"
-    "phaddw    %%xmm6,%%xmm1                   \n"
-    "psraw     $0x8,%%xmm0                     \n"
-    "psraw     $0x8,%%xmm1                     \n"
-    "packsswb  %%xmm1,%%xmm0                   \n"
-    "paddb     %%xmm5,%%xmm0                   \n"
-    "sub       $0x10,%3                        \n"
-    "movlps    %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movhps,xmm0,0x00,1,2,1)           //  movhps  %%xmm0,(%1,%2,1)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "jg        1b                              \n"
-  : "+r"(src_bgra0),       // %0
-    "+r"(dst_u),           // %1
-    "+r"(dst_v),           // %2
-    "+rm"(width)           // %3
-  : "r"((intptr_t)(src_stride_bgra)) // %4
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
-#endif
-  );
-}
-
 void ABGRToYRow_SSSE3(const uint8* src_abgr, uint8* dst_y, int pix) {
   asm volatile (
     "movdqa    %4,%%xmm5                       \n"
@@ -1671,43 +1293,6 @@
   );
 }
 
-void ABGRToYRow_Unaligned_SSSE3(const uint8* src_abgr, uint8* dst_y, int pix) {
-  asm volatile (
-    "movdqa    %4,%%xmm5                       \n"
-    "movdqa    %3,%%xmm4                       \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm3   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm1                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm4,%%xmm3                   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "phaddw    %%xmm1,%%xmm0                   \n"
-    "phaddw    %%xmm3,%%xmm2                   \n"
-    "psrlw     $0x7,%%xmm0                     \n"
-    "psrlw     $0x7,%%xmm2                     \n"
-    "packuswb  %%xmm2,%%xmm0                   \n"
-    "paddb     %%xmm5,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    "movdqu    %%xmm0," MEMACCESS(1) "         \n"
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        1b                              \n"
-  : "+r"(src_abgr),  // %0
-    "+r"(dst_y),     // %1
-    "+r"(pix)        // %2
-  : "m"(kABGRToY),   // %3
-    "m"(kAddY16)     // %4
-  : "memory", "cc"
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
 void RGBAToYRow_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix) {
   asm volatile (
     "movdqa    %4,%%xmm5                       \n"
@@ -1745,7 +1330,7 @@
   );
 }
 
-void RGBAToYRow_Unaligned_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix) {
+void RGBAToYRow_SSSE3(const uint8* src_rgba, uint8* dst_y, int pix) {
   asm volatile (
     "movdqa    %4,%%xmm5                       \n"
     "movdqa    %3,%%xmm4                       \n"
@@ -1848,76 +1433,6 @@
   );
 }
 
-void ABGRToUVRow_Unaligned_SSSE3(const uint8* src_abgr0, int src_stride_abgr,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  asm volatile (
-    "movdqa    %0,%%xmm4                       \n"
-    "movdqa    %1,%%xmm3                       \n"
-    "movdqa    %2,%%xmm5                       \n"
-  :
-  : "m"(kABGRToU),         // %0
-    "m"(kABGRToV),         // %1
-    "m"(kAddUV128)         // %2
-  );
-  asm volatile (
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm6   \n"
-    BUNDLEALIGN
-    MEMOPREG(movdqu,0x00,0,4,1,xmm7)           //  movdqu  (%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    MEMOPREG(movdqu,0x10,0,4,1,xmm7)           //  movdqu  0x10(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm1                   \n"
-    MEMOPREG(movdqu,0x20,0,4,1,xmm7)           //  movdqu  0x20(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    MEMOPREG(movdqu,0x30,0,4,1,xmm7)           //  movdqu  0x30(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm6                   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "movdqa    %%xmm0,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm1,%%xmm0             \n"
-    "shufps    $0xdd,%%xmm1,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    "movdqa    %%xmm2,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm6,%%xmm2             \n"
-    "shufps    $0xdd,%%xmm6,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "movdqa    %%xmm2,%%xmm6                   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm3,%%xmm1                   \n"
-    "pmaddubsw %%xmm3,%%xmm6                   \n"
-    "phaddw    %%xmm2,%%xmm0                   \n"
-    "phaddw    %%xmm6,%%xmm1                   \n"
-    "psraw     $0x8,%%xmm0                     \n"
-    "psraw     $0x8,%%xmm1                     \n"
-    "packsswb  %%xmm1,%%xmm0                   \n"
-    "paddb     %%xmm5,%%xmm0                   \n"
-    "sub       $0x10,%3                        \n"
-    "movlps    %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movhps,xmm0,0x00,1,2,1)           //  movhps  %%xmm0,(%1,%2,1)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "jg        1b                              \n"
-  : "+r"(src_abgr0),       // %0
-    "+r"(dst_u),           // %1
-    "+r"(dst_v),           // %2
-    "+rm"(width)           // %3
-  : "r"((intptr_t)(src_stride_abgr)) // %4
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
-#endif
-  );
-}
-
 void RGBAToUVRow_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
                        uint8* dst_u, uint8* dst_v, int width) {
   asm volatile (
@@ -1983,76 +1498,6 @@
 #endif
   );
 }
-
-void RGBAToUVRow_Unaligned_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  asm volatile (
-    "movdqa    %0,%%xmm4                       \n"
-    "movdqa    %1,%%xmm3                       \n"
-    "movdqa    %2,%%xmm5                       \n"
-  :
-  : "m"(kRGBAToU),         // %0
-    "m"(kRGBAToV),         // %1
-    "m"(kAddUV128)         // %2
-  );
-  asm volatile (
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "movdqu    " MEMACCESS2(0x20,0) ",%%xmm2   \n"
-    "movdqu    " MEMACCESS2(0x30,0) ",%%xmm6   \n"
-    BUNDLEALIGN
-    MEMOPREG(movdqu,0x00,0,4,1,xmm7)           //  movdqu  (%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    MEMOPREG(movdqu,0x10,0,4,1,xmm7)           //  movdqu  0x10(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm1                   \n"
-    MEMOPREG(movdqu,0x20,0,4,1,xmm7)           //  movdqu  0x20(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    MEMOPREG(movdqu,0x30,0,4,1,xmm7)           //  movdqu  0x30(%0,%4,1),%%xmm7
-    "pavgb     %%xmm7,%%xmm6                   \n"
-    "lea       " MEMLEA(0x40,0) ",%0           \n"
-    "movdqa    %%xmm0,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm1,%%xmm0             \n"
-    "shufps    $0xdd,%%xmm1,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm0                   \n"
-    "movdqa    %%xmm2,%%xmm7                   \n"
-    "shufps    $0x88,%%xmm6,%%xmm2             \n"
-    "shufps    $0xdd,%%xmm6,%%xmm7             \n"
-    "pavgb     %%xmm7,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "movdqa    %%xmm2,%%xmm6                   \n"
-    "pmaddubsw %%xmm4,%%xmm0                   \n"
-    "pmaddubsw %%xmm4,%%xmm2                   \n"
-    "pmaddubsw %%xmm3,%%xmm1                   \n"
-    "pmaddubsw %%xmm3,%%xmm6                   \n"
-    "phaddw    %%xmm2,%%xmm0                   \n"
-    "phaddw    %%xmm6,%%xmm1                   \n"
-    "psraw     $0x8,%%xmm0                     \n"
-    "psraw     $0x8,%%xmm1                     \n"
-    "packsswb  %%xmm1,%%xmm0                   \n"
-    "paddb     %%xmm5,%%xmm0                   \n"
-    "sub       $0x10,%3                        \n"
-    "movlps    %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movhps,xmm0,0x00,1,2,1)           //  movhps  %%xmm0,(%1,%2,1)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "jg        1b                              \n"
-  : "+r"(src_rgba0),       // %0
-    "+r"(dst_u),           // %1
-    "+r"(dst_v),           // %2
-    "+rm"(width)           // %3
-  : "r"((intptr_t)(src_stride_rgba)) // %4
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm6", "xmm7"
-#endif
-  );
-}
 #endif  // HAS_ARGBTOUVROW_SSSE3
 
 #ifdef HAS_I422TOARGBROW_SSSE3
@@ -2482,191 +1927,6 @@
   );
 }
 
-void OMITFP I444ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                          const uint8* u_buf,
-                                          const uint8* v_buf,
-                                          uint8* dst_argb,
-                                          int width) {
-  asm volatile (
-    "sub       %[u_buf],%[v_buf]               \n"
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-    LABELALIGN
-  "1:                                          \n"
-    READYUV444
-    YUVTORGB
-    "punpcklbw %%xmm1,%%xmm0                   \n"
-    "punpcklbw %%xmm5,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "punpcklwd %%xmm2,%%xmm0                   \n"
-    "punpckhwd %%xmm2,%%xmm1                   \n"
-    "movdqu    %%xmm0," MEMACCESS([dst_argb]) "\n"
-    "movdqu    %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
-    "lea       " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
-    "sub       $0x8,%[width]                   \n"
-    "jg        1b                              \n"
-  : [y_buf]"+r"(y_buf),    // %[y_buf]
-    [u_buf]"+r"(u_buf),    // %[u_buf]
-    [v_buf]"+r"(v_buf),    // %[v_buf]
-    [dst_argb]"+r"(dst_argb),  // %[dst_argb]
-    [width]"+rm"(width)    // %[width]
-  : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
-void OMITFP I422ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                          const uint8* u_buf,
-                                          const uint8* v_buf,
-                                          uint8* dst_argb,
-                                          int width) {
-  asm volatile (
-    "sub       %[u_buf],%[v_buf]               \n"
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-    LABELALIGN
-  "1:                                          \n"
-    READYUV422
-    YUVTORGB
-    "punpcklbw %%xmm1,%%xmm0                   \n"
-    "punpcklbw %%xmm5,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "punpcklwd %%xmm2,%%xmm0                   \n"
-    "punpckhwd %%xmm2,%%xmm1                   \n"
-    "movdqu    %%xmm0," MEMACCESS([dst_argb]) "\n"
-    "movdqu    %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
-    "lea       " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
-    "sub       $0x8,%[width]                   \n"
-    "jg        1b                              \n"
-  : [y_buf]"+r"(y_buf),    // %[y_buf]
-    [u_buf]"+r"(u_buf),    // %[u_buf]
-    [v_buf]"+r"(v_buf),    // %[v_buf]
-    [dst_argb]"+r"(dst_argb),  // %[dst_argb]
-    [width]"+rm"(width)    // %[width]
-  : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
-void OMITFP I411ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                          const uint8* u_buf,
-                                          const uint8* v_buf,
-                                          uint8* dst_argb,
-                                          int width) {
-  asm volatile (
-    "sub       %[u_buf],%[v_buf]               \n"
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-    LABELALIGN
-  "1:                                          \n"
-    READYUV411
-    YUVTORGB
-    "punpcklbw %%xmm1,%%xmm0                   \n"
-    "punpcklbw %%xmm5,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "punpcklwd %%xmm2,%%xmm0                   \n"
-    "punpckhwd %%xmm2,%%xmm1                   \n"
-    "movdqu    %%xmm0," MEMACCESS([dst_argb]) "\n"
-    "movdqu    %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
-    "lea       " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
-    "sub       $0x8,%[width]                   \n"
-    "jg        1b                              \n"
-  : [y_buf]"+r"(y_buf),    // %[y_buf]
-    [u_buf]"+r"(u_buf),    // %[u_buf]
-    [v_buf]"+r"(v_buf),    // %[v_buf]
-    [dst_argb]"+r"(dst_argb),  // %[dst_argb]
-    [width]"+rm"(width)    // %[width]
-  : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
-void OMITFP NV12ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                          const uint8* uv_buf,
-                                          uint8* dst_argb,
-                                          int width) {
-  asm volatile (
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-    LABELALIGN
-  "1:                                          \n"
-    READNV12
-    YUVTORGB
-    "punpcklbw %%xmm1,%%xmm0                   \n"
-    "punpcklbw %%xmm5,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "punpcklwd %%xmm2,%%xmm0                   \n"
-    "punpckhwd %%xmm2,%%xmm1                   \n"
-    "movdqu    %%xmm0," MEMACCESS([dst_argb]) "\n"
-    "movdqu    %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
-    "lea       " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
-    "sub       $0x8,%[width]                   \n"
-    "jg        1b                              \n"
-  : [y_buf]"+r"(y_buf),    // %[y_buf]
-    [uv_buf]"+r"(uv_buf),    // %[uv_buf]
-    [dst_argb]"+r"(dst_argb),  // %[dst_argb]
-    [width]"+rm"(width)    // %[width]
-  : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
-  : "memory", "cc"
-  // Does not use r14.
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
-void OMITFP NV21ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                          const uint8* uv_buf,
-                                          uint8* dst_argb,
-                                          int width) {
-  asm volatile (
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-    LABELALIGN
-  "1:                                          \n"
-    READNV12
-    YVUTORGB
-    "punpcklbw %%xmm1,%%xmm0                   \n"
-    "punpcklbw %%xmm5,%%xmm2                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "punpcklwd %%xmm2,%%xmm0                   \n"
-    "punpckhwd %%xmm2,%%xmm1                   \n"
-    "movdqu    %%xmm0," MEMACCESS([dst_argb]) "\n"
-    "movdqu    %%xmm1," MEMACCESS2(0x10,[dst_argb]) "\n"
-    "lea       " MEMLEA(0x20,[dst_argb]) ",%[dst_argb] \n"
-    "sub       $0x8,%[width]                   \n"
-    "jg        1b                              \n"
-  : [y_buf]"+r"(y_buf),    // %[y_buf]
-    [uv_buf]"+r"(uv_buf),    // %[uv_buf]
-    [dst_argb]"+r"(dst_argb),  // %[dst_argb]
-    [width]"+rm"(width)    // %[width]
-  : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
-  : "memory", "cc"
-  // Does not use r14.
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
 void OMITFP I422ToBGRARow_SSSE3(const uint8* y_buf,
                                 const uint8* u_buf,
                                 const uint8* v_buf,
@@ -2786,125 +2046,6 @@
   );
 }
 
-void OMITFP I422ToBGRARow_Unaligned_SSSE3(const uint8* y_buf,
-                                          const uint8* u_buf,
-                                          const uint8* v_buf,
-                                          uint8* dst_bgra,
-                                          int width) {
-  asm volatile (
-    "sub       %[u_buf],%[v_buf]               \n"
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-    LABELALIGN
-  "1:                                          \n"
-    READYUV422
-    YUVTORGB
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "punpcklbw %%xmm0,%%xmm1                   \n"
-    "punpcklbw %%xmm2,%%xmm5                   \n"
-    "movdqa    %%xmm5,%%xmm0                   \n"
-    "punpcklwd %%xmm1,%%xmm5                   \n"
-    "punpckhwd %%xmm1,%%xmm0                   \n"
-    "movdqu    %%xmm5," MEMACCESS([dst_bgra]) "\n"
-    "movdqu    %%xmm0," MEMACCESS2(0x10,[dst_bgra]) "\n"
-    "lea       " MEMLEA(0x20,[dst_bgra]) ",%[dst_bgra] \n"
-    "sub       $0x8,%[width]                   \n"
-    "jg        1b                              \n"
-  : [y_buf]"+r"(y_buf),    // %[y_buf]
-    [u_buf]"+r"(u_buf),    // %[u_buf]
-    [v_buf]"+r"(v_buf),    // %[v_buf]
-    [dst_bgra]"+r"(dst_bgra),  // %[dst_bgra]
-    [width]"+rm"(width)    // %[width]
-  : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
-void OMITFP I422ToABGRRow_Unaligned_SSSE3(const uint8* y_buf,
-                                          const uint8* u_buf,
-                                          const uint8* v_buf,
-                                          uint8* dst_abgr,
-                                          int width) {
-  asm volatile (
-    "sub       %[u_buf],%[v_buf]               \n"
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-    LABELALIGN
-  "1:                                          \n"
-    READYUV422
-    YUVTORGB
-    "punpcklbw %%xmm1,%%xmm2                   \n"
-    "punpcklbw %%xmm5,%%xmm0                   \n"
-    "movdqa    %%xmm2,%%xmm1                   \n"
-    "punpcklwd %%xmm0,%%xmm2                   \n"
-    "punpckhwd %%xmm0,%%xmm1                   \n"
-    "movdqu    %%xmm2," MEMACCESS([dst_abgr]) "\n"
-    "movdqu    %%xmm1," MEMACCESS2(0x10,[dst_abgr]) "\n"
-    "lea       " MEMLEA(0x20,[dst_abgr]) ",%[dst_abgr] \n"
-    "sub       $0x8,%[width]                   \n"
-    "jg        1b                              \n"
-  : [y_buf]"+r"(y_buf),    // %[y_buf]
-    [u_buf]"+r"(u_buf),    // %[u_buf]
-    [v_buf]"+r"(v_buf),    // %[v_buf]
-    [dst_abgr]"+r"(dst_abgr),  // %[dst_abgr]
-    [width]"+rm"(width)    // %[width]
-  : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
-void OMITFP I422ToRGBARow_Unaligned_SSSE3(const uint8* y_buf,
-                                          const uint8* u_buf,
-                                          const uint8* v_buf,
-                                          uint8* dst_rgba,
-                                          int width) {
-  asm volatile (
-    "sub       %[u_buf],%[v_buf]               \n"
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-    LABELALIGN
-  "1:                                          \n"
-    READYUV422
-    YUVTORGB
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "punpcklbw %%xmm2,%%xmm1                   \n"
-    "punpcklbw %%xmm0,%%xmm5                   \n"
-    "movdqa    %%xmm5,%%xmm0                   \n"
-    "punpcklwd %%xmm1,%%xmm5                   \n"
-    "punpckhwd %%xmm1,%%xmm0                   \n"
-    "movdqu    %%xmm5," MEMACCESS([dst_rgba]) "\n"
-    "movdqu    %%xmm0," MEMACCESS2(0x10,[dst_rgba]) "\n"
-    "lea       " MEMLEA(0x20,[dst_rgba]) ",%[dst_rgba] \n"
-    "sub       $0x8,%[width]                   \n"
-    "jg        1b                              \n"
-  : [y_buf]"+r"(y_buf),    // %[y_buf]
-    [u_buf]"+r"(u_buf),    // %[u_buf]
-    [v_buf]"+r"(v_buf),    // %[v_buf]
-    [dst_rgba]"+r"(dst_rgba),  // %[dst_rgba]
-    [width]"+rm"(width)    // %[width]
-  : [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-
 #endif  // HAS_I422TOARGBROW_SSSE3
 
 #ifdef HAS_YTOARGBROW_SSE2
@@ -3134,45 +2275,6 @@
 #endif
   );
 }
-
-void SplitUVRow_Unaligned_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
-                               int pix) {
-  asm volatile (
-    "pcmpeqb    %%xmm5,%%xmm5                    \n"
-    "psrlw      $0x8,%%xmm5                      \n"
-    "sub        %1,%2                            \n"
-    LABELALIGN
-  "1:                                            \n"
-    "movdqu     " MEMACCESS(0) ",%%xmm0          \n"
-    "movdqu     " MEMACCESS2(0x10,0) ",%%xmm1    \n"
-    "lea        " MEMLEA(0x20,0) ",%0            \n"
-    "movdqa     %%xmm0,%%xmm2                    \n"
-    "movdqa     %%xmm1,%%xmm3                    \n"
-    "pand       %%xmm5,%%xmm0                    \n"
-    "pand       %%xmm5,%%xmm1                    \n"
-    "packuswb   %%xmm1,%%xmm0                    \n"
-    "psrlw      $0x8,%%xmm2                      \n"
-    "psrlw      $0x8,%%xmm3                      \n"
-    "packuswb   %%xmm3,%%xmm2                    \n"
-    "movdqu     %%xmm0," MEMACCESS(1) "          \n"
-    MEMOPMEM(movdqu,xmm2,0x00,1,2,1)             //  movdqu     %%xmm2,(%1,%2)
-    "lea        " MEMLEA(0x10,1) ",%1            \n"
-    "sub        $0x10,%3                         \n"
-    "jg         1b                               \n"
-  : "+r"(src_uv),     // %0
-    "+r"(dst_u),      // %1
-    "+r"(dst_v),      // %2
-    "+r"(pix)         // %3
-  :
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
-#endif
-  );
-}
 #endif  // HAS_SPLITUVROW_SSE2
 
 #ifdef HAS_MERGEUVROW_SSE2
@@ -3207,38 +2309,6 @@
 #endif
   );
 }
-
-void MergeUVRow_Unaligned_SSE2(const uint8* src_u, const uint8* src_v,
-                               uint8* dst_uv, int width) {
-  asm volatile (
-    "sub       %0,%1                             \n"
-    LABELALIGN
-  "1:                                            \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0           \n"
-    MEMOPREG(movdqu,0x00,0,1,1,xmm1)             //  movdqu    (%0,%1,1),%%xmm1
-    "lea       " MEMLEA(0x10,0) ",%0             \n"
-    "movdqa    %%xmm0,%%xmm2                     \n"
-    "punpcklbw %%xmm1,%%xmm0                     \n"
-    "punpckhbw %%xmm1,%%xmm2                     \n"
-    "movdqu    %%xmm0," MEMACCESS(2) "           \n"
-    "movdqu    %%xmm2," MEMACCESS2(0x10,2) "     \n"
-    "lea       " MEMLEA(0x20,2) ",%2             \n"
-    "sub       $0x10,%3                          \n"
-    "jg        1b                                \n"
-  : "+r"(src_u),     // %0
-    "+r"(src_v),     // %1
-    "+r"(dst_uv),    // %2
-    "+r"(width)      // %3
-  :
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2"
-#endif
-  );
-}
 #endif  // HAS_MERGEUVROW_SSE2
 
 #ifdef HAS_COPYROW_SSE2
@@ -3307,7 +2377,7 @@
 #endif  // HAS_COPYROW_X86
 
 #ifdef HAS_COPYROW_ERMS
-// Unaligned Multiple of 1.
+// Multiple of 1.
 void CopyRow_ERMS(const uint8* src, uint8* dst, int width) {
   size_t width_tmp = (size_t)(width);
   asm volatile (
@@ -3604,120 +2674,6 @@
   );
 }
 
-void YUY2ToYRow_Unaligned_SSE2(const uint8* src_yuy2,
-                               uint8* dst_y, int pix) {
-  asm volatile (
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "psrlw     $0x8,%%xmm5                     \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "lea       " MEMLEA(0x20,0) ",%0           \n"
-    "pand      %%xmm5,%%xmm0                   \n"
-    "pand      %%xmm5,%%xmm1                   \n"
-    "packuswb  %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    "movdqu    %%xmm0," MEMACCESS(1) "         \n"
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        1b                              \n"
-  : "+r"(src_yuy2),  // %0
-    "+r"(dst_y),     // %1
-    "+r"(pix)        // %2
-  :
-  : "memory", "cc"
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm5"
-#endif
-  );
-}
-
-void YUY2ToUVRow_Unaligned_SSE2(const uint8* src_yuy2,
-                                int stride_yuy2,
-                                uint8* dst_u, uint8* dst_v, int pix) {
-  asm volatile (
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "psrlw     $0x8,%%xmm5                     \n"
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    BUNDLEALIGN
-    MEMOPREG(movdqu,0x00,0,4,1,xmm2)           //  movdqu  (%0,%4,1),%%xmm2
-    MEMOPREG(movdqu,0x10,0,4,1,xmm3)           //  movdqu  0x10(%0,%4,1),%%xmm3
-    "lea       " MEMLEA(0x20,0) ",%0           \n"
-    "pavgb     %%xmm2,%%xmm0                   \n"
-    "pavgb     %%xmm3,%%xmm1                   \n"
-    "psrlw     $0x8,%%xmm0                     \n"
-    "psrlw     $0x8,%%xmm1                     \n"
-    "packuswb  %%xmm1,%%xmm0                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "pand      %%xmm5,%%xmm0                   \n"
-    "packuswb  %%xmm0,%%xmm0                   \n"
-    "psrlw     $0x8,%%xmm1                     \n"
-    "packuswb  %%xmm1,%%xmm1                   \n"
-    "movq      %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movq,xmm1,0x00,1,2,1)             //  movq    %%xmm1,(%1,%2)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "sub       $0x10,%3                        \n"
-    "jg        1b                              \n"
-  : "+r"(src_yuy2),    // %0
-    "+r"(dst_u),       // %1
-    "+r"(dst_v),       // %2
-    "+r"(pix)          // %3
-  : "r"((intptr_t)(stride_yuy2))  // %4
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
-#endif
-  );
-}
-
-void YUY2ToUV422Row_Unaligned_SSE2(const uint8* src_yuy2,
-                                   uint8* dst_u, uint8* dst_v, int pix) {
-  asm volatile (
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "psrlw     $0x8,%%xmm5                     \n"
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "lea       " MEMLEA(0x20,0) ",%0           \n"
-    "psrlw     $0x8,%%xmm0                     \n"
-    "psrlw     $0x8,%%xmm1                     \n"
-    "packuswb  %%xmm1,%%xmm0                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "pand      %%xmm5,%%xmm0                   \n"
-    "packuswb  %%xmm0,%%xmm0                   \n"
-    "psrlw     $0x8,%%xmm1                     \n"
-    "packuswb  %%xmm1,%%xmm1                   \n"
-    "movq      %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movq,xmm1,0x00,1,2,1)             //  movq    %%xmm1,(%1,%2)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "sub       $0x10,%3                        \n"
-    "jg        1b                              \n"
-  : "+r"(src_yuy2),    // %0
-    "+r"(dst_u),       // %1
-    "+r"(dst_v),       // %2
-    "+r"(pix)          // %3
-  :
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm5"
-#endif
-  );
-}
-
 void UYVYToYRow_SSE2(const uint8* src_uyvy, uint8* dst_y, int pix) {
   asm volatile (
     LABELALIGN
@@ -3827,117 +2783,6 @@
 #endif
   );
 }
-
-void UYVYToYRow_Unaligned_SSE2(const uint8* src_uyvy,
-                               uint8* dst_y, int pix) {
-  asm volatile (
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "lea       " MEMLEA(0x20,0) ",%0           \n"
-    "psrlw     $0x8,%%xmm0                     \n"
-    "psrlw     $0x8,%%xmm1                     \n"
-    "packuswb  %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    "movdqu    %%xmm0," MEMACCESS(1) "         \n"
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        1b                              \n"
-  : "+r"(src_uyvy),  // %0
-    "+r"(dst_y),     // %1
-    "+r"(pix)        // %2
-  :
-  : "memory", "cc"
-#if defined(__SSE2__)
-    , "xmm0", "xmm1"
-#endif
-  );
-}
-
-void UYVYToUVRow_Unaligned_SSE2(const uint8* src_uyvy, int stride_uyvy,
-                                uint8* dst_u, uint8* dst_v, int pix) {
-  asm volatile (
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "psrlw     $0x8,%%xmm5                     \n"
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    BUNDLEALIGN
-    MEMOPREG(movdqu,0x00,0,4,1,xmm2)           //  movdqu  (%0,%4,1),%%xmm2
-    MEMOPREG(movdqu,0x10,0,4,1,xmm3)           //  movdqu  0x10(%0,%4,1),%%xmm3
-    "lea       " MEMLEA(0x20,0) ",%0           \n"
-    "pavgb     %%xmm2,%%xmm0                   \n"
-    "pavgb     %%xmm3,%%xmm1                   \n"
-    "pand      %%xmm5,%%xmm0                   \n"
-    "pand      %%xmm5,%%xmm1                   \n"
-    "packuswb  %%xmm1,%%xmm0                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "pand      %%xmm5,%%xmm0                   \n"
-    "packuswb  %%xmm0,%%xmm0                   \n"
-    "psrlw     $0x8,%%xmm1                     \n"
-    "packuswb  %%xmm1,%%xmm1                   \n"
-    "movq      %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movq,xmm1,0x00,1,2,1)             //  movq    %%xmm1,(%1,%2)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "sub       $0x10,%3                        \n"
-    "jg        1b                              \n"
-  : "+r"(src_uyvy),    // %0
-    "+r"(dst_u),       // %1
-    "+r"(dst_v),       // %2
-    "+r"(pix)          // %3
-  : "r"((intptr_t)(stride_uyvy))  // %4
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
-#endif
-  );
-}
-
-void UYVYToUV422Row_Unaligned_SSE2(const uint8* src_uyvy,
-                                   uint8* dst_u, uint8* dst_v, int pix) {
-  asm volatile (
-    "pcmpeqb   %%xmm5,%%xmm5                   \n"
-    "psrlw     $0x8,%%xmm5                     \n"
-    "sub       %1,%2                           \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "lea       " MEMLEA(0x20,0) ",%0           \n"
-    "pand      %%xmm5,%%xmm0                   \n"
-    "pand      %%xmm5,%%xmm1                   \n"
-    "packuswb  %%xmm1,%%xmm0                   \n"
-    "movdqa    %%xmm0,%%xmm1                   \n"
-    "pand      %%xmm5,%%xmm0                   \n"
-    "packuswb  %%xmm0,%%xmm0                   \n"
-    "psrlw     $0x8,%%xmm1                     \n"
-    "packuswb  %%xmm1,%%xmm1                   \n"
-    "movq      %%xmm0," MEMACCESS(1) "         \n"
-    BUNDLEALIGN
-    MEMOPMEM(movq,xmm1,0x00,1,2,1)             //  movq    %%xmm1,(%1,%2)
-    "lea       " MEMLEA(0x8,1) ",%1            \n"
-    "sub       $0x10,%3                        \n"
-    "jg        1b                              \n"
-  : "+r"(src_uyvy),    // %0
-    "+r"(dst_u),       // %1
-    "+r"(dst_v),       // %2
-    "+r"(pix)          // %3
-  :
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm5"
-#endif
-  );
-}
 #endif  // HAS_YUY2TOYROW_SSE2
 
 #ifdef HAS_ARGBBLENDROW_SSE2
@@ -5581,238 +4426,6 @@
 }
 #endif  // HAS_INTERPOLATEROW_SSE2
 
-#ifdef HAS_INTERPOLATEROW_SSSE3
-// Bilinear filter 16x2 -> 16x1
-void InterpolateRow_Unaligned_SSSE3(uint8* dst_ptr, const uint8* src_ptr,
-                                    ptrdiff_t src_stride, int dst_width,
-                                    int source_y_fraction) {
-  asm volatile (
-    "sub       %1,%0                           \n"
-    "shr       %3                              \n"
-    "cmp       $0x0,%3                         \n"
-    "je        100f                            \n"
-    "cmp       $0x20,%3                        \n"
-    "je        75f                             \n"
-    "cmp       $0x40,%3                        \n"
-    "je        50f                             \n"
-    "cmp       $0x60,%3                        \n"
-    "je        25f                             \n"
-
-    "movd      %3,%%xmm0                       \n"
-    "neg       %3                              \n"
-    "add       $0x80,%3                        \n"
-    "movd      %3,%%xmm5                       \n"
-    "punpcklbw %%xmm0,%%xmm5                   \n"
-    "punpcklwd %%xmm5,%%xmm5                   \n"
-    "pshufd    $0x0,%%xmm5,%%xmm5              \n"
-
-    // General purpose row blend.
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm0         \n"
-    MEMOPREG(movdqu,0x00,1,4,1,xmm2)
-    "movdqu    %%xmm0,%%xmm1                   \n"
-    "punpcklbw %%xmm2,%%xmm0                   \n"
-    "punpckhbw %%xmm2,%%xmm1                   \n"
-    "pmaddubsw %%xmm5,%%xmm0                   \n"
-    "pmaddubsw %%xmm5,%%xmm1                   \n"
-    "psrlw     $0x7,%%xmm0                     \n"
-    "psrlw     $0x7,%%xmm1                     \n"
-    "packuswb  %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    BUNDLEALIGN
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        1b                              \n"
-    "jmp       99f                             \n"
-
-    // Blend 25 / 75.
-    LABELALIGN
-  "25:                                         \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm0         \n"
-    MEMOPREG(movdqu,0x00,1,4,1,xmm1)
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    BUNDLEALIGN
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        25b                             \n"
-    "jmp       99f                             \n"
-
-    // Blend 50 / 50.
-    LABELALIGN
-  "50:                                         \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm0         \n"
-    MEMOPREG(movdqu,0x00,1,4,1,xmm1)
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    BUNDLEALIGN
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        50b                             \n"
-    "jmp       99f                             \n"
-
-    // Blend 75 / 25.
-    LABELALIGN
-  "75:                                         \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm1         \n"
-    MEMOPREG(movdqu,0x00,1,4,1,xmm0)
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    BUNDLEALIGN
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        75b                             \n"
-    "jmp       99f                             \n"
-
-    // Blend 100 / 0 - Copy row unchanged.
-    LABELALIGN
-  "100:                                        \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm0         \n"
-    "sub       $0x10,%2                        \n"
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        100b                            \n"
-
-  "99:                                         \n"
-  : "+r"(dst_ptr),    // %0
-    "+r"(src_ptr),    // %1
-    "+r"(dst_width),  // %2
-    "+r"(source_y_fraction)  // %3
-  : "r"((intptr_t)(src_stride))  // %4
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm5"
-#endif
-  );
-}
-#endif   // HAS_INTERPOLATEROW_SSSE3
-
-#ifdef HAS_INTERPOLATEROW_SSE2
-// Bilinear filter 16x2 -> 16x1
-void InterpolateRow_Unaligned_SSE2(uint8* dst_ptr, const uint8* src_ptr,
-                                   ptrdiff_t src_stride, int dst_width,
-                                   int source_y_fraction) {
-  asm volatile (
-    "sub       %1,%0                           \n"
-    "shr       %3                              \n"
-    "cmp       $0x0,%3                         \n"
-    "je        100f                            \n"
-    "cmp       $0x20,%3                        \n"
-    "je        75f                             \n"
-    "cmp       $0x40,%3                        \n"
-    "je        50f                             \n"
-    "cmp       $0x60,%3                        \n"
-    "je        25f                             \n"
-
-    "movd      %3,%%xmm0                       \n"
-    "neg       %3                              \n"
-    "add       $0x80,%3                        \n"
-    "movd      %3,%%xmm5                       \n"
-    "punpcklbw %%xmm0,%%xmm5                   \n"
-    "punpcklwd %%xmm5,%%xmm5                   \n"
-    "pshufd    $0x0,%%xmm5,%%xmm5              \n"
-    "pxor      %%xmm4,%%xmm4                   \n"
-
-    // General purpose row blend.
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm0         \n"
-    MEMOPREG(movdqu,0x00,1,4,1,xmm2)           //  movdqu    (%1,%4,1),%%xmm2
-    "movdqu    %%xmm0,%%xmm1                   \n"
-    "movdqu    %%xmm2,%%xmm3                   \n"
-    "punpcklbw %%xmm4,%%xmm2                   \n"
-    "punpckhbw %%xmm4,%%xmm3                   \n"
-    "punpcklbw %%xmm4,%%xmm0                   \n"
-    "punpckhbw %%xmm4,%%xmm1                   \n"
-    "psubw     %%xmm0,%%xmm2                   \n"
-    "psubw     %%xmm1,%%xmm3                   \n"
-    "paddw     %%xmm2,%%xmm2                   \n"
-    "paddw     %%xmm3,%%xmm3                   \n"
-    "pmulhw    %%xmm5,%%xmm2                   \n"
-    "pmulhw    %%xmm5,%%xmm3                   \n"
-    "paddw     %%xmm2,%%xmm0                   \n"
-    "paddw     %%xmm3,%%xmm1                   \n"
-    "packuswb  %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    BUNDLEALIGN
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)           //  movdqu    %%xmm0,(%1,%0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        1b                              \n"
-    "jmp       99f                             \n"
-
-    // Blend 25 / 75.
-    LABELALIGN
-  "25:                                         \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm0         \n"
-    MEMOPREG(movdqu,0x00,1,4,1,xmm1)           //  movdqu    (%1,%4,1),%%xmm1
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    BUNDLEALIGN
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)           //  movdqu    %%xmm0,(%1,%0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        25b                             \n"
-    "jmp       99f                             \n"
-
-    // Blend 50 / 50.
-    LABELALIGN
-  "50:                                         \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm0         \n"
-    MEMOPREG(movdqu,0x00,1,4,1,xmm1)           //  movdqu    (%1,%4,1),%%xmm1
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    BUNDLEALIGN
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)           //  movdqu    %%xmm0,(%1,%0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        50b                             \n"
-    "jmp       99f                             \n"
-
-    // Blend 75 / 25.
-    LABELALIGN
-  "75:                                         \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm1         \n"
-    MEMOPREG(movdqu,0x00,1,4,1,xmm0)           //  movdqu    (%1,%4,1),%%xmm0
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "pavgb     %%xmm1,%%xmm0                   \n"
-    "sub       $0x10,%2                        \n"
-    BUNDLEALIGN
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)           //  movdqu    %%xmm0,(%1,%0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        75b                             \n"
-    "jmp       99f                             \n"
-
-    // Blend 100 / 0 - Copy row unchanged.
-    LABELALIGN
-  "100:                                        \n"
-    "movdqu    " MEMACCESS(1) ",%%xmm0         \n"
-    "sub       $0x10,%2                        \n"
-    MEMOPMEM(movdqu,xmm0,0x00,1,0,1)           //  movdqu    %%xmm0,(%1,%0,1)
-    "lea       " MEMLEA(0x10,1) ",%1           \n"
-    "jg        100b                            \n"
-
-  "99:                                         \n"
-  : "+r"(dst_ptr),    // %0
-    "+r"(src_ptr),    // %1
-    "+r"(dst_width),  // %2
-    "+r"(source_y_fraction)  // %3
-  : "r"((intptr_t)(src_stride))  // %4
-  : "memory", "cc"
-#if defined(__native_client__) && defined(__x86_64__)
-    , "r14"
-#endif
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5"
-#endif
-  );
-}
-#endif  // HAS_INTERPOLATEROW_SSE2
-
 #ifdef HAS_ARGBTOBAYERROW_SSSE3
 void ARGBToBayerRow_SSSE3(const uint8* src_argb, uint8* dst_bayer,
                           uint32 selector, int pix) {
@@ -5905,33 +4518,6 @@
 #endif
   );
 }
-
-void ARGBShuffleRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_argb,
-                                    const uint8* shuffler, int pix) {
-  asm volatile (
-    "movdqu    " MEMACCESS(3) ",%%xmm5         \n"
-    LABELALIGN
-  "1:                                          \n"
-    "movdqu    " MEMACCESS(0) ",%%xmm0         \n"
-    "movdqu    " MEMACCESS2(0x10,0) ",%%xmm1   \n"
-    "lea       " MEMLEA(0x20,0) ",%0           \n"
-    "pshufb    %%xmm5,%%xmm0                   \n"
-    "pshufb    %%xmm5,%%xmm1                   \n"
-    "sub       $0x8,%2                         \n"
-    "movdqu    %%xmm0," MEMACCESS(1) "         \n"
-    "movdqu    %%xmm1," MEMACCESS2(0x10,1) "   \n"
-    "lea       " MEMLEA(0x20,1) ",%1           \n"
-    "jg        1b                              \n"
-  : "+r"(src_argb),  // %0
-    "+r"(dst_argb),  // %1
-    "+r"(pix)        // %2
-  : "r"(shuffler)    // %3
-  : "memory", "cc"
-#if defined(__SSE2__)
-    , "xmm0", "xmm1", "xmm5"
-#endif
-  );
-}
 #endif  // HAS_ARGBSHUFFLEROW_SSSE3
 
 #ifdef HAS_ARGBSHUFFLEROW_AVX2
diff --git a/source/row_win.cc b/source/row_win.cc
index 9996ccd..a5b99d7 100644
--- a/source/row_win.cc
+++ b/source/row_win.cc
@@ -126,58 +126,6 @@
   }
 }
 
-// Unaligned destination version.
-void I422ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* u_buf,
-                                   const uint8* v_buf,
-                                   uint8* dst_argb,
-                                   int width) {
-  __m128i xmm0, xmm1, xmm2, xmm3;
-  const __m128i xmm5 = _mm_set1_epi8(-1);
-  const __m128i xmm4 = _mm_setzero_si128();
-  const ptrdiff_t offset = (uint8*)v_buf - (uint8*)u_buf;
-
-  while (width > 0) {
-    xmm0 = _mm_cvtsi32_si128(*(uint32*)u_buf);
-    xmm1 = _mm_cvtsi32_si128(*(uint32*)(u_buf + offset));
-    xmm0 = _mm_unpacklo_epi8(xmm0, xmm1);
-    xmm0 = _mm_unpacklo_epi16(xmm0, xmm0);
-    xmm1 = _mm_load_si128(&xmm0);
-    xmm2 = _mm_load_si128(&xmm0);
-    xmm0 = _mm_maddubs_epi16(xmm0, *(__m128i*)kUVToB);
-    xmm1 = _mm_maddubs_epi16(xmm1, *(__m128i*)kUVToG);
-    xmm2 = _mm_maddubs_epi16(xmm2, *(__m128i*)kUVToR);
-    xmm0 = _mm_sub_epi16(xmm0, *(__m128i*)kUVBiasB);
-    xmm1 = _mm_sub_epi16(xmm1, *(__m128i*)kUVBiasG);
-    xmm2 = _mm_sub_epi16(xmm2, *(__m128i*)kUVBiasR);
-    xmm3 = _mm_loadl_epi64((__m128i*)y_buf);
-    xmm3 = _mm_unpacklo_epi8(xmm3, xmm4);
-    xmm3 = _mm_subs_epi16(xmm3, *(__m128i*)kYSub16);
-    xmm3 = _mm_mullo_epi16(xmm3, *(__m128i*)kYToRgb);
-    xmm0 = _mm_adds_epi16(xmm0, xmm3);
-    xmm1 = _mm_adds_epi16(xmm1, xmm3);
-    xmm2 = _mm_adds_epi16(xmm2, xmm3);
-    xmm0 = _mm_srai_epi16(xmm0, 6);
-    xmm1 = _mm_srai_epi16(xmm1, 6);
-    xmm2 = _mm_srai_epi16(xmm2, 6);
-    xmm0 = _mm_packus_epi16(xmm0, xmm0);
-    xmm1 = _mm_packus_epi16(xmm1, xmm1);
-    xmm2 = _mm_packus_epi16(xmm2, xmm2);
-    xmm0 = _mm_unpacklo_epi8(xmm0, xmm1);
-    xmm2 = _mm_unpacklo_epi8(xmm2, xmm5);
-    xmm1 = _mm_load_si128(&xmm0);
-    xmm0 = _mm_unpacklo_epi16(xmm0, xmm2);
-    xmm1 = _mm_unpackhi_epi16(xmm1, xmm2);
-
-    _mm_storeu_si128((__m128i *)dst_argb, xmm0);
-    _mm_storeu_si128((__m128i *)(dst_argb + 16), xmm1);
-
-    y_buf += 8;
-    u_buf += 4;
-    dst_argb += 32;
-    width -= 8;
-  }
-}
 // 32 bit
 #else  // defined(_M_X64)
 
@@ -336,35 +284,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void I400ToARGBRow_Unaligned_SSE2(const uint8* src_y, uint8* dst_argb,
-                                  int pix) {
-  __asm {
-    mov        eax, [esp + 4]        // src_y
-    mov        edx, [esp + 8]        // dst_argb
-    mov        ecx, [esp + 12]       // pix
-    pcmpeqb    xmm5, xmm5            // generate mask 0xff000000
-    pslld      xmm5, 24
-
-    align      4
-  convertloop:
-    movq       xmm0, qword ptr [eax]
-    lea        eax,  [eax + 8]
-    punpcklbw  xmm0, xmm0
-    movdqa     xmm1, xmm0
-    punpcklwd  xmm0, xmm0
-    punpckhwd  xmm1, xmm1
-    por        xmm0, xmm5
-    por        xmm1, xmm5
-    movdqu     [edx], xmm0
-    movdqu     [edx + 16], xmm1
-    lea        edx, [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void RGB24ToARGBRow_SSSE3(const uint8* src_rgb24, uint8* dst_argb, int pix) {
   __asm {
     mov       eax, [esp + 4]   // src_rgb24
@@ -937,75 +856,6 @@
 #endif  //  HAS_ARGBTOYJROW_AVX2
 
 __declspec(naked) __declspec(align(16))
-void ARGBToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
-  __asm {
-    mov        eax, [esp + 4]   /* src_argb */
-    mov        edx, [esp + 8]   /* dst_y */
-    mov        ecx, [esp + 12]  /* pix */
-    movdqa     xmm5, kAddY16
-    movdqa     xmm4, kARGBToY
-
-    align      4
- convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    pmaddubsw  xmm0, xmm4
-    pmaddubsw  xmm1, xmm4
-    pmaddubsw  xmm2, xmm4
-    pmaddubsw  xmm3, xmm4
-    lea        eax, [eax + 64]
-    phaddw     xmm0, xmm1
-    phaddw     xmm2, xmm3
-    psrlw      xmm0, 7
-    psrlw      xmm2, 7
-    packuswb   xmm0, xmm2
-    paddb      xmm0, xmm5
-    sub        ecx, 16
-    movdqu     [edx], xmm0
-    lea        edx, [edx + 16]
-    jg         convertloop
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
-void ARGBToYJRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
-  __asm {
-    mov        eax, [esp + 4]   /* src_argb */
-    mov        edx, [esp + 8]   /* dst_y */
-    mov        ecx, [esp + 12]  /* pix */
-    movdqa     xmm4, kARGBToYJ
-    movdqa     xmm5, kAddYJ64
-
-    align      4
- convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    pmaddubsw  xmm0, xmm4
-    pmaddubsw  xmm1, xmm4
-    pmaddubsw  xmm2, xmm4
-    pmaddubsw  xmm3, xmm4
-    lea        eax, [eax + 64]
-    phaddw     xmm0, xmm1
-    phaddw     xmm2, xmm3
-    paddw      xmm0, xmm5
-    paddw      xmm2, xmm5
-    psrlw      xmm0, 7
-    psrlw      xmm2, 7
-    packuswb   xmm0, xmm2
-    sub        ecx, 16
-    movdqu     [edx], xmm0
-    lea        edx, [edx + 16]
-    jg         convertloop
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void BGRAToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
   __asm {
     mov        eax, [esp + 4]   /* src_argb */
@@ -1040,40 +890,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void BGRAToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
-  __asm {
-    mov        eax, [esp + 4]   /* src_argb */
-    mov        edx, [esp + 8]   /* dst_y */
-    mov        ecx, [esp + 12]  /* pix */
-    movdqa     xmm5, kAddY16
-    movdqa     xmm4, kBGRAToY
-
-    align      4
- convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    pmaddubsw  xmm0, xmm4
-    pmaddubsw  xmm1, xmm4
-    pmaddubsw  xmm2, xmm4
-    pmaddubsw  xmm3, xmm4
-    lea        eax, [eax + 64]
-    phaddw     xmm0, xmm1
-    phaddw     xmm2, xmm3
-    psrlw      xmm0, 7
-    psrlw      xmm2, 7
-    packuswb   xmm0, xmm2
-    paddb      xmm0, xmm5
-    sub        ecx, 16
-    movdqu     [edx], xmm0
-    lea        edx, [edx + 16]
-    jg         convertloop
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void ABGRToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
   __asm {
     mov        eax, [esp + 4]   /* src_argb */
@@ -1108,40 +924,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void ABGRToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
-  __asm {
-    mov        eax, [esp + 4]   /* src_argb */
-    mov        edx, [esp + 8]   /* dst_y */
-    mov        ecx, [esp + 12]  /* pix */
-    movdqa     xmm5, kAddY16
-    movdqa     xmm4, kABGRToY
-
-    align      4
- convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    pmaddubsw  xmm0, xmm4
-    pmaddubsw  xmm1, xmm4
-    pmaddubsw  xmm2, xmm4
-    pmaddubsw  xmm3, xmm4
-    lea        eax, [eax + 64]
-    phaddw     xmm0, xmm1
-    phaddw     xmm2, xmm3
-    psrlw      xmm0, 7
-    psrlw      xmm2, 7
-    packuswb   xmm0, xmm2
-    paddb      xmm0, xmm5
-    sub        ecx, 16
-    movdqu     [edx], xmm0
-    lea        edx, [edx + 16]
-    jg         convertloop
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void RGBAToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
   __asm {
     mov        eax, [esp + 4]   /* src_argb */
@@ -1176,40 +958,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void RGBAToYRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) {
-  __asm {
-    mov        eax, [esp + 4]   /* src_argb */
-    mov        edx, [esp + 8]   /* dst_y */
-    mov        ecx, [esp + 12]  /* pix */
-    movdqa     xmm5, kAddY16
-    movdqa     xmm4, kRGBAToY
-
-    align      4
- convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    pmaddubsw  xmm0, xmm4
-    pmaddubsw  xmm1, xmm4
-    pmaddubsw  xmm2, xmm4
-    pmaddubsw  xmm3, xmm4
-    lea        eax, [eax + 64]
-    phaddw     xmm0, xmm1
-    phaddw     xmm2, xmm3
-    psrlw      xmm0, 7
-    psrlw      xmm2, 7
-    packuswb   xmm0, xmm2
-    paddb      xmm0, xmm5
-    sub        ecx, 16
-    movdqu     [edx], xmm0
-    lea        edx, [edx + 16]
-    jg         convertloop
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void ARGBToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
                        uint8* dst_u, uint8* dst_v, int width) {
   __asm {
@@ -1410,147 +1158,6 @@
 #endif  // HAS_ARGBTOUVROW_AVX2
 
 __declspec(naked) __declspec(align(16))
-void ARGBToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // src_argb
-    mov        esi, [esp + 8 + 8]   // src_stride_argb
-    mov        edx, [esp + 8 + 12]  // dst_u
-    mov        edi, [esp + 8 + 16]  // dst_v
-    mov        ecx, [esp + 8 + 20]  // pix
-    movdqa     xmm7, kARGBToU
-    movdqa     xmm6, kARGBToV
-    movdqa     xmm5, kAddUV128
-    sub        edi, edx             // stride from u to v
-
-    align      4
- convertloop:
-    /* step 1 - subsample 16x2 argb pixels to 8x1 */
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    movdqu     xmm4, [eax + esi]
-    pavgb      xmm0, xmm4
-    movdqu     xmm4, [eax + esi + 16]
-    pavgb      xmm1, xmm4
-    movdqu     xmm4, [eax + esi + 32]
-    pavgb      xmm2, xmm4
-    movdqu     xmm4, [eax + esi + 48]
-    pavgb      xmm3, xmm4
-    lea        eax,  [eax + 64]
-    movdqa     xmm4, xmm0
-    shufps     xmm0, xmm1, 0x88
-    shufps     xmm4, xmm1, 0xdd
-    pavgb      xmm0, xmm4
-    movdqa     xmm4, xmm2
-    shufps     xmm2, xmm3, 0x88
-    shufps     xmm4, xmm3, 0xdd
-    pavgb      xmm2, xmm4
-
-    // step 2 - convert to U and V
-    // from here down is very similar to Y code except
-    // instead of 16 different pixels, its 8 pixels of U and 8 of V
-    movdqa     xmm1, xmm0
-    movdqa     xmm3, xmm2
-    pmaddubsw  xmm0, xmm7  // U
-    pmaddubsw  xmm2, xmm7
-    pmaddubsw  xmm1, xmm6  // V
-    pmaddubsw  xmm3, xmm6
-    phaddw     xmm0, xmm2
-    phaddw     xmm1, xmm3
-    psraw      xmm0, 8
-    psraw      xmm1, 8
-    packsswb   xmm0, xmm1
-    paddb      xmm0, xmm5            // -> unsigned
-
-    // step 3 - store 8 U and 8 V values
-    sub        ecx, 16
-    movlps     qword ptr [edx], xmm0 // U
-    movhps     qword ptr [edx + edi], xmm0 // V
-    lea        edx, [edx + 8]
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
-void ARGBToUVJRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // src_argb
-    mov        esi, [esp + 8 + 8]   // src_stride_argb
-    mov        edx, [esp + 8 + 12]  // dst_u
-    mov        edi, [esp + 8 + 16]  // dst_v
-    mov        ecx, [esp + 8 + 20]  // pix
-    movdqa     xmm7, kARGBToUJ
-    movdqa     xmm6, kARGBToVJ
-    movdqa     xmm5, kAddUVJ128
-    sub        edi, edx             // stride from u to v
-
-    align      4
- convertloop:
-    /* step 1 - subsample 16x2 argb pixels to 8x1 */
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    movdqu     xmm4, [eax + esi]
-    pavgb      xmm0, xmm4
-    movdqu     xmm4, [eax + esi + 16]
-    pavgb      xmm1, xmm4
-    movdqu     xmm4, [eax + esi + 32]
-    pavgb      xmm2, xmm4
-    movdqu     xmm4, [eax + esi + 48]
-    pavgb      xmm3, xmm4
-    lea        eax,  [eax + 64]
-    movdqa     xmm4, xmm0
-    shufps     xmm0, xmm1, 0x88
-    shufps     xmm4, xmm1, 0xdd
-    pavgb      xmm0, xmm4
-    movdqa     xmm4, xmm2
-    shufps     xmm2, xmm3, 0x88
-    shufps     xmm4, xmm3, 0xdd
-    pavgb      xmm2, xmm4
-
-    // step 2 - convert to U and V
-    // from here down is very similar to Y code except
-    // instead of 16 different pixels, its 8 pixels of U and 8 of V
-    movdqa     xmm1, xmm0
-    movdqa     xmm3, xmm2
-    pmaddubsw  xmm0, xmm7  // U
-    pmaddubsw  xmm2, xmm7
-    pmaddubsw  xmm1, xmm6  // V
-    pmaddubsw  xmm3, xmm6
-    phaddw     xmm0, xmm2
-    phaddw     xmm1, xmm3
-    paddw      xmm0, xmm5            // +.5 rounding -> unsigned
-    paddw      xmm1, xmm5
-    psraw      xmm0, 8
-    psraw      xmm1, 8
-    packsswb   xmm0, xmm1
-
-    // step 3 - store 8 U and 8 V values
-    sub        ecx, 16
-    movlps     qword ptr [edx], xmm0 // U
-    movhps     qword ptr [edx + edi], xmm0 // V
-    lea        edx, [edx + 8]
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void ARGBToUV444Row_SSSE3(const uint8* src_argb0,
                           uint8* dst_u, uint8* dst_v, int width) {
   __asm {
@@ -1609,64 +1216,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void ARGBToUV444Row_Unaligned_SSSE3(const uint8* src_argb0,
-                                    uint8* dst_u, uint8* dst_v, int width) {
-  __asm {
-    push       edi
-    mov        eax, [esp + 4 + 4]   // src_argb
-    mov        edx, [esp + 4 + 8]   // dst_u
-    mov        edi, [esp + 4 + 12]  // dst_v
-    mov        ecx, [esp + 4 + 16]  // pix
-    movdqa     xmm7, kARGBToU
-    movdqa     xmm6, kARGBToV
-    movdqa     xmm5, kAddUV128
-    sub        edi, edx             // stride from u to v
-
-    align      4
- convertloop:
-    /* convert to U and V */
-    movdqu     xmm0, [eax]          // U
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    pmaddubsw  xmm0, xmm7
-    pmaddubsw  xmm1, xmm7
-    pmaddubsw  xmm2, xmm7
-    pmaddubsw  xmm3, xmm7
-    phaddw     xmm0, xmm1
-    phaddw     xmm2, xmm3
-    psraw      xmm0, 8
-    psraw      xmm2, 8
-    packsswb   xmm0, xmm2
-    paddb      xmm0, xmm5
-    sub        ecx,  16
-    movdqu     [edx], xmm0
-
-    movdqu     xmm0, [eax]          // V
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    pmaddubsw  xmm0, xmm6
-    pmaddubsw  xmm1, xmm6
-    pmaddubsw  xmm2, xmm6
-    pmaddubsw  xmm3, xmm6
-    phaddw     xmm0, xmm1
-    phaddw     xmm2, xmm3
-    psraw      xmm0, 8
-    psraw      xmm2, 8
-    packsswb   xmm0, xmm2
-    paddb      xmm0, xmm5
-    lea        eax,  [eax + 64]
-    movdqu     [edx + edi], xmm0
-    lea        edx,  [edx + 16]
-    jg         convertloop
-
-    pop        edi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void ARGBToUV422Row_SSSE3(const uint8* src_argb0,
                           uint8* dst_u, uint8* dst_v, int width) {
   __asm {
@@ -1726,65 +1275,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void ARGBToUV422Row_Unaligned_SSSE3(const uint8* src_argb0,
-                                    uint8* dst_u, uint8* dst_v, int width) {
-  __asm {
-    push       edi
-    mov        eax, [esp + 4 + 4]   // src_argb
-    mov        edx, [esp + 4 + 8]   // dst_u
-    mov        edi, [esp + 4 + 12]  // dst_v
-    mov        ecx, [esp + 4 + 16]  // pix
-    movdqa     xmm7, kARGBToU
-    movdqa     xmm6, kARGBToV
-    movdqa     xmm5, kAddUV128
-    sub        edi, edx             // stride from u to v
-
-    align      4
- convertloop:
-    /* step 1 - subsample 16x2 argb pixels to 8x1 */
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    lea        eax,  [eax + 64]
-    movdqa     xmm4, xmm0
-    shufps     xmm0, xmm1, 0x88
-    shufps     xmm4, xmm1, 0xdd
-    pavgb      xmm0, xmm4
-    movdqa     xmm4, xmm2
-    shufps     xmm2, xmm3, 0x88
-    shufps     xmm4, xmm3, 0xdd
-    pavgb      xmm2, xmm4
-
-    // step 2 - convert to U and V
-    // from here down is very similar to Y code except
-    // instead of 16 different pixels, its 8 pixels of U and 8 of V
-    movdqa     xmm1, xmm0
-    movdqa     xmm3, xmm2
-    pmaddubsw  xmm0, xmm7  // U
-    pmaddubsw  xmm2, xmm7
-    pmaddubsw  xmm1, xmm6  // V
-    pmaddubsw  xmm3, xmm6
-    phaddw     xmm0, xmm2
-    phaddw     xmm1, xmm3
-    psraw      xmm0, 8
-    psraw      xmm1, 8
-    packsswb   xmm0, xmm1
-    paddb      xmm0, xmm5            // -> unsigned
-
-    // step 3 - store 8 U and 8 V values
-    sub        ecx, 16
-    movlps     qword ptr [edx], xmm0 // U
-    movhps     qword ptr [edx + edi], xmm0 // V
-    lea        edx, [edx + 8]
-    jg         convertloop
-
-    pop        edi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void BGRAToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
                        uint8* dst_u, uint8* dst_v, int width) {
   __asm {
@@ -1851,76 +1341,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void BGRAToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // src_argb
-    mov        esi, [esp + 8 + 8]   // src_stride_argb
-    mov        edx, [esp + 8 + 12]  // dst_u
-    mov        edi, [esp + 8 + 16]  // dst_v
-    mov        ecx, [esp + 8 + 20]  // pix
-    movdqa     xmm7, kBGRAToU
-    movdqa     xmm6, kBGRAToV
-    movdqa     xmm5, kAddUV128
-    sub        edi, edx             // stride from u to v
-
-    align      4
- convertloop:
-    /* step 1 - subsample 16x2 argb pixels to 8x1 */
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    movdqu     xmm4, [eax + esi]
-    pavgb      xmm0, xmm4
-    movdqu     xmm4, [eax + esi + 16]
-    pavgb      xmm1, xmm4
-    movdqu     xmm4, [eax + esi + 32]
-    pavgb      xmm2, xmm4
-    movdqu     xmm4, [eax + esi + 48]
-    pavgb      xmm3, xmm4
-    lea        eax,  [eax + 64]
-    movdqa     xmm4, xmm0
-    shufps     xmm0, xmm1, 0x88
-    shufps     xmm4, xmm1, 0xdd
-    pavgb      xmm0, xmm4
-    movdqa     xmm4, xmm2
-    shufps     xmm2, xmm3, 0x88
-    shufps     xmm4, xmm3, 0xdd
-    pavgb      xmm2, xmm4
-
-    // step 2 - convert to U and V
-    // from here down is very similar to Y code except
-    // instead of 16 different pixels, its 8 pixels of U and 8 of V
-    movdqa     xmm1, xmm0
-    movdqa     xmm3, xmm2
-    pmaddubsw  xmm0, xmm7  // U
-    pmaddubsw  xmm2, xmm7
-    pmaddubsw  xmm1, xmm6  // V
-    pmaddubsw  xmm3, xmm6
-    phaddw     xmm0, xmm2
-    phaddw     xmm1, xmm3
-    psraw      xmm0, 8
-    psraw      xmm1, 8
-    packsswb   xmm0, xmm1
-    paddb      xmm0, xmm5            // -> unsigned
-
-    // step 3 - store 8 U and 8 V values
-    sub        ecx, 16
-    movlps     qword ptr [edx], xmm0 // U
-    movhps     qword ptr [edx + edi], xmm0 // V
-    lea        edx, [edx + 8]
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void ABGRToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
                        uint8* dst_u, uint8* dst_v, int width) {
   __asm {
@@ -1987,76 +1407,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void ABGRToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // src_argb
-    mov        esi, [esp + 8 + 8]   // src_stride_argb
-    mov        edx, [esp + 8 + 12]  // dst_u
-    mov        edi, [esp + 8 + 16]  // dst_v
-    mov        ecx, [esp + 8 + 20]  // pix
-    movdqa     xmm7, kABGRToU
-    movdqa     xmm6, kABGRToV
-    movdqa     xmm5, kAddUV128
-    sub        edi, edx             // stride from u to v
-
-    align      4
- convertloop:
-    /* step 1 - subsample 16x2 argb pixels to 8x1 */
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    movdqu     xmm4, [eax + esi]
-    pavgb      xmm0, xmm4
-    movdqu     xmm4, [eax + esi + 16]
-    pavgb      xmm1, xmm4
-    movdqu     xmm4, [eax + esi + 32]
-    pavgb      xmm2, xmm4
-    movdqu     xmm4, [eax + esi + 48]
-    pavgb      xmm3, xmm4
-    lea        eax,  [eax + 64]
-    movdqa     xmm4, xmm0
-    shufps     xmm0, xmm1, 0x88
-    shufps     xmm4, xmm1, 0xdd
-    pavgb      xmm0, xmm4
-    movdqa     xmm4, xmm2
-    shufps     xmm2, xmm3, 0x88
-    shufps     xmm4, xmm3, 0xdd
-    pavgb      xmm2, xmm4
-
-    // step 2 - convert to U and V
-    // from here down is very similar to Y code except
-    // instead of 16 different pixels, its 8 pixels of U and 8 of V
-    movdqa     xmm1, xmm0
-    movdqa     xmm3, xmm2
-    pmaddubsw  xmm0, xmm7  // U
-    pmaddubsw  xmm2, xmm7
-    pmaddubsw  xmm1, xmm6  // V
-    pmaddubsw  xmm3, xmm6
-    phaddw     xmm0, xmm2
-    phaddw     xmm1, xmm3
-    psraw      xmm0, 8
-    psraw      xmm1, 8
-    packsswb   xmm0, xmm1
-    paddb      xmm0, xmm5            // -> unsigned
-
-    // step 3 - store 8 U and 8 V values
-    sub        ecx, 16
-    movlps     qword ptr [edx], xmm0 // U
-    movhps     qword ptr [edx + edi], xmm0 // V
-    lea        edx, [edx + 8]
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void RGBAToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
                        uint8* dst_u, uint8* dst_v, int width) {
   __asm {
@@ -2122,75 +1472,6 @@
   }
 }
 
-__declspec(naked) __declspec(align(16))
-void RGBAToUVRow_Unaligned_SSSE3(const uint8* src_argb0, int src_stride_argb,
-                                 uint8* dst_u, uint8* dst_v, int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // src_argb
-    mov        esi, [esp + 8 + 8]   // src_stride_argb
-    mov        edx, [esp + 8 + 12]  // dst_u
-    mov        edi, [esp + 8 + 16]  // dst_v
-    mov        ecx, [esp + 8 + 20]  // pix
-    movdqa     xmm7, kRGBAToU
-    movdqa     xmm6, kRGBAToV
-    movdqa     xmm5, kAddUV128
-    sub        edi, edx             // stride from u to v
-
-    align      4
- convertloop:
-    /* step 1 - subsample 16x2 argb pixels to 8x1 */
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + 32]
-    movdqu     xmm3, [eax + 48]
-    movdqu     xmm4, [eax + esi]
-    pavgb      xmm0, xmm4
-    movdqu     xmm4, [eax + esi + 16]
-    pavgb      xmm1, xmm4
-    movdqu     xmm4, [eax + esi + 32]
-    pavgb      xmm2, xmm4
-    movdqu     xmm4, [eax + esi + 48]
-    pavgb      xmm3, xmm4
-    lea        eax,  [eax + 64]
-    movdqa     xmm4, xmm0
-    shufps     xmm0, xmm1, 0x88
-    shufps     xmm4, xmm1, 0xdd
-    pavgb      xmm0, xmm4
-    movdqa     xmm4, xmm2
-    shufps     xmm2, xmm3, 0x88
-    shufps     xmm4, xmm3, 0xdd
-    pavgb      xmm2, xmm4
-
-    // step 2 - convert to U and V
-    // from here down is very similar to Y code except
-    // instead of 16 different pixels, its 8 pixels of U and 8 of V
-    movdqa     xmm1, xmm0
-    movdqa     xmm3, xmm2
-    pmaddubsw  xmm0, xmm7  // U
-    pmaddubsw  xmm2, xmm7
-    pmaddubsw  xmm1, xmm6  // V
-    pmaddubsw  xmm3, xmm6
-    phaddw     xmm0, xmm2
-    phaddw     xmm1, xmm3
-    psraw      xmm0, 8
-    psraw      xmm1, 8
-    packsswb   xmm0, xmm1
-    paddb      xmm0, xmm5            // -> unsigned
-
-    // step 3 - store 8 U and 8 V values
-    sub        ecx, 16
-    movlps     qword ptr [edx], xmm0 // U
-    movhps     qword ptr [edx + edi], xmm0 // V
-    lea        edx, [edx + 8]
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
 #endif  // HAS_ARGBTOYROW_SSSE3
 
 #ifdef HAS_I422TOARGBROW_AVX2
@@ -2529,7 +1810,7 @@
   }
 }
 
-// 8 pixels, dest unaligned.
+// 8 pixels
 // 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
 __declspec(naked) __declspec(align(16))
 void I422ToRGB565Row_SSSE3(const uint8* y_buf,
@@ -2767,214 +2048,6 @@
   }
 }
 
-// 8 pixels, unaligned.
-// 8 UV values, mixed with 8 Y producing 8 ARGB (32 bytes).
-__declspec(naked) __declspec(align(16))
-void I444ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* u_buf,
-                                   const uint8* v_buf,
-                                   uint8* dst_argb,
-                                   int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // Y
-    mov        esi, [esp + 8 + 8]   // U
-    mov        edi, [esp + 8 + 12]  // V
-    mov        edx, [esp + 8 + 16]  // argb
-    mov        ecx, [esp + 8 + 20]  // width
-    sub        edi, esi
-    pcmpeqb    xmm5, xmm5           // generate 0xffffffff for alpha
-    pxor       xmm4, xmm4
-
-    align      4
- convertloop:
-    READYUV444
-    YUVTORGB
-
-    // Step 3: Weave into ARGB
-    punpcklbw  xmm0, xmm1           // BG
-    punpcklbw  xmm2, xmm5           // RA
-    movdqa     xmm1, xmm0
-    punpcklwd  xmm0, xmm2           // BGRA first 4 pixels
-    punpckhwd  xmm1, xmm2           // BGRA next 4 pixels
-    movdqu     [edx], xmm0
-    movdqu     [edx + 16], xmm1
-    lea        edx,  [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-// 8 pixels, unaligned.
-// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
-__declspec(naked) __declspec(align(16))
-void I422ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* u_buf,
-                                   const uint8* v_buf,
-                                   uint8* dst_argb,
-                                   int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // Y
-    mov        esi, [esp + 8 + 8]   // U
-    mov        edi, [esp + 8 + 12]  // V
-    mov        edx, [esp + 8 + 16]  // argb
-    mov        ecx, [esp + 8 + 20]  // width
-    sub        edi, esi
-    pcmpeqb    xmm5, xmm5           // generate 0xffffffff for alpha
-    pxor       xmm4, xmm4
-
-    align      4
- convertloop:
-    READYUV422
-    YUVTORGB
-
-    // Step 3: Weave into ARGB
-    punpcklbw  xmm0, xmm1           // BG
-    punpcklbw  xmm2, xmm5           // RA
-    movdqa     xmm1, xmm0
-    punpcklwd  xmm0, xmm2           // BGRA first 4 pixels
-    punpckhwd  xmm1, xmm2           // BGRA next 4 pixels
-    movdqu     [edx], xmm0
-    movdqu     [edx + 16], xmm1
-    lea        edx,  [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-// 8 pixels, unaligned.
-// 2 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
-// Similar to I420 but duplicate UV once more.
-__declspec(naked) __declspec(align(16))
-void I411ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* u_buf,
-                                   const uint8* v_buf,
-                                   uint8* dst_argb,
-                                   int width) {
-  __asm {
-    push       ebx
-    push       esi
-    push       edi
-    mov        eax, [esp + 12 + 4]   // Y
-    mov        esi, [esp + 12 + 8]   // U
-    mov        edi, [esp + 12 + 12]  // V
-    mov        edx, [esp + 12 + 16]  // argb
-    mov        ecx, [esp + 12 + 20]  // width
-    sub        edi, esi
-    pcmpeqb    xmm5, xmm5           // generate 0xffffffff for alpha
-    pxor       xmm4, xmm4
-
-    align      4
- convertloop:
-    READYUV411  // modifies EBX
-    YUVTORGB
-
-    // Step 3: Weave into ARGB
-    punpcklbw  xmm0, xmm1           // BG
-    punpcklbw  xmm2, xmm5           // RA
-    movdqa     xmm1, xmm0
-    punpcklwd  xmm0, xmm2           // BGRA first 4 pixels
-    punpckhwd  xmm1, xmm2           // BGRA next 4 pixels
-    movdqu     [edx], xmm0
-    movdqu     [edx + 16], xmm1
-    lea        edx,  [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    pop        ebx
-    ret
-  }
-}
-
-// 8 pixels, dest aligned 16.
-// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
-__declspec(naked) __declspec(align(16))
-void NV12ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* uv_buf,
-                                   uint8* dst_argb,
-                                   int width) {
-  __asm {
-    push       esi
-    mov        eax, [esp + 4 + 4]   // Y
-    mov        esi, [esp + 4 + 8]   // UV
-    mov        edx, [esp + 4 + 12]  // argb
-    mov        ecx, [esp + 4 + 16]  // width
-    pcmpeqb    xmm5, xmm5           // generate 0xffffffff for alpha
-    pxor       xmm4, xmm4
-
-    align      4
- convertloop:
-    READNV12
-    YUVTORGB
-
-    // Step 3: Weave into ARGB
-    punpcklbw  xmm0, xmm1           // BG
-    punpcklbw  xmm2, xmm5           // RA
-    movdqa     xmm1, xmm0
-    punpcklwd  xmm0, xmm2           // BGRA first 4 pixels
-    punpckhwd  xmm1, xmm2           // BGRA next 4 pixels
-    movdqu     [edx], xmm0
-    movdqu     [edx + 16], xmm1
-    lea        edx,  [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-
-    pop        esi
-    ret
-  }
-}
-
-// 8 pixels, dest aligned 16.
-// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
-__declspec(naked) __declspec(align(16))
-void NV21ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* uv_buf,
-                                   uint8* dst_argb,
-                                   int width) {
-  __asm {
-    push       esi
-    mov        eax, [esp + 4 + 4]   // Y
-    mov        esi, [esp + 4 + 8]   // VU
-    mov        edx, [esp + 4 + 12]  // argb
-    mov        ecx, [esp + 4 + 16]  // width
-    pcmpeqb    xmm5, xmm5           // generate 0xffffffff for alpha
-    pxor       xmm4, xmm4
-
-    align      4
- convertloop:
-    READNV12
-    YVUTORGB
-
-    // Step 3: Weave into ARGB
-    punpcklbw  xmm0, xmm1           // BG
-    punpcklbw  xmm2, xmm5           // RA
-    movdqa     xmm1, xmm0
-    punpcklwd  xmm0, xmm2           // BGRA first 4 pixels
-    punpckhwd  xmm1, xmm2           // BGRA next 4 pixels
-    movdqu     [edx], xmm0
-    movdqu     [edx + 16], xmm1
-    lea        edx,  [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-
-    pop        esi
-    ret
-  }
-}
-
 __declspec(naked) __declspec(align(16))
 void I422ToBGRARow_SSSE3(const uint8* y_buf,
                          const uint8* u_buf,
@@ -3017,47 +2090,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void I422ToBGRARow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* u_buf,
-                                   const uint8* v_buf,
-                                   uint8* dst_bgra,
-                                   int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // Y
-    mov        esi, [esp + 8 + 8]   // U
-    mov        edi, [esp + 8 + 12]  // V
-    mov        edx, [esp + 8 + 16]  // bgra
-    mov        ecx, [esp + 8 + 20]  // width
-    sub        edi, esi
-    pxor       xmm4, xmm4
-
-    align      4
- convertloop:
-    READYUV422
-    YUVTORGB
-
-    // Step 3: Weave into BGRA
-    pcmpeqb    xmm5, xmm5           // generate 0xffffffff for alpha
-    punpcklbw  xmm1, xmm0           // GB
-    punpcklbw  xmm5, xmm2           // AR
-    movdqa     xmm0, xmm5
-    punpcklwd  xmm5, xmm1           // BGRA first 4 pixels
-    punpckhwd  xmm0, xmm1           // BGRA next 4 pixels
-    movdqu     [edx], xmm5
-    movdqu     [edx + 16], xmm0
-    lea        edx,  [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void I422ToABGRRow_SSSE3(const uint8* y_buf,
                          const uint8* u_buf,
                          const uint8* v_buf,
@@ -3099,47 +2131,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void I422ToABGRRow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* u_buf,
-                                   const uint8* v_buf,
-                                   uint8* dst_abgr,
-                                   int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // Y
-    mov        esi, [esp + 8 + 8]   // U
-    mov        edi, [esp + 8 + 12]  // V
-    mov        edx, [esp + 8 + 16]  // abgr
-    mov        ecx, [esp + 8 + 20]  // width
-    sub        edi, esi
-    pcmpeqb    xmm5, xmm5           // generate 0xffffffff for alpha
-    pxor       xmm4, xmm4
-
-    align      4
- convertloop:
-    READYUV422
-    YUVTORGB
-
-    // Step 3: Weave into ARGB
-    punpcklbw  xmm2, xmm1           // RG
-    punpcklbw  xmm0, xmm5           // BA
-    movdqa     xmm1, xmm2
-    punpcklwd  xmm2, xmm0           // RGBA first 4 pixels
-    punpckhwd  xmm1, xmm0           // RGBA next 4 pixels
-    movdqu     [edx], xmm2
-    movdqu     [edx + 16], xmm1
-    lea        edx,  [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void I422ToRGBARow_SSSE3(const uint8* y_buf,
                          const uint8* u_buf,
                          const uint8* v_buf,
@@ -3180,47 +2171,6 @@
   }
 }
 
-__declspec(naked) __declspec(align(16))
-void I422ToRGBARow_Unaligned_SSSE3(const uint8* y_buf,
-                                   const uint8* u_buf,
-                                   const uint8* v_buf,
-                                   uint8* dst_rgba,
-                                   int width) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]   // Y
-    mov        esi, [esp + 8 + 8]   // U
-    mov        edi, [esp + 8 + 12]  // V
-    mov        edx, [esp + 8 + 16]  // rgba
-    mov        ecx, [esp + 8 + 20]  // width
-    sub        edi, esi
-    pxor       xmm4, xmm4
-
-    align      4
- convertloop:
-    READYUV422
-    YUVTORGB
-
-    // Step 3: Weave into RGBA
-    pcmpeqb    xmm5, xmm5           // generate 0xffffffff for alpha
-    punpcklbw  xmm1, xmm2           // GR
-    punpcklbw  xmm5, xmm0           // AB
-    movdqa     xmm0, xmm5
-    punpcklwd  xmm5, xmm1           // RGBA first 4 pixels
-    punpckhwd  xmm0, xmm1           // RGBA next 4 pixels
-    movdqu     [edx], xmm5
-    movdqu     [edx + 16], xmm0
-    lea        edx,  [edx + 32]
-    sub        ecx, 8
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
 #endif  // HAS_I422TOARGBROW_SSSE3
 
 #ifdef HAS_YTOARGBROW_SSE2
@@ -3331,8 +2281,6 @@
 #endif  // HAS_MIRRORROW_AVX2
 
 #ifdef HAS_MIRRORROW_SSE2
-// SSE2 version has movdqu so it can be used on unaligned buffers when SSSE3
-// version can not.
 __declspec(naked) __declspec(align(16))
 void MirrorRow_SSE2(const uint8* src, uint8* dst, int width) {
   __asm {
@@ -3490,42 +2438,6 @@
   }
 }
 
-__declspec(naked) __declspec(align(16))
-void SplitUVRow_Unaligned_SSE2(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
-                               int pix) {
-  __asm {
-    push       edi
-    mov        eax, [esp + 4 + 4]    // src_uv
-    mov        edx, [esp + 4 + 8]    // dst_u
-    mov        edi, [esp + 4 + 12]   // dst_v
-    mov        ecx, [esp + 4 + 16]   // pix
-    pcmpeqb    xmm5, xmm5            // generate mask 0x00ff00ff
-    psrlw      xmm5, 8
-    sub        edi, edx
-
-    align      4
-  convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    lea        eax,  [eax + 32]
-    movdqa     xmm2, xmm0
-    movdqa     xmm3, xmm1
-    pand       xmm0, xmm5   // even bytes
-    pand       xmm1, xmm5
-    packuswb   xmm0, xmm1
-    psrlw      xmm2, 8      // odd bytes
-    psrlw      xmm3, 8
-    packuswb   xmm2, xmm3
-    movdqu     [edx], xmm0
-    movdqu     [edx + edi], xmm2
-    lea        edx, [edx + 16]
-    sub        ecx, 16
-    jg         convertloop
-
-    pop        edi
-    ret
-  }
-}
 #endif  // HAS_SPLITUVROW_SSE2
 
 #ifdef HAS_SPLITUVROW_AVX2
@@ -3597,36 +2509,6 @@
     ret
   }
 }
-
-__declspec(naked) __declspec(align(16))
-void MergeUVRow_Unaligned_SSE2(const uint8* src_u, const uint8* src_v,
-                               uint8* dst_uv, int width) {
-  __asm {
-    push       edi
-    mov        eax, [esp + 4 + 4]    // src_u
-    mov        edx, [esp + 4 + 8]    // src_v
-    mov        edi, [esp + 4 + 12]   // dst_uv
-    mov        ecx, [esp + 4 + 16]   // width
-    sub        edx, eax
-
-    align      4
-  convertloop:
-    movdqu     xmm0, [eax]      // read 16 U's
-    movdqu     xmm1, [eax + edx]  // and 16 V's
-    lea        eax,  [eax + 16]
-    movdqa     xmm2, xmm0
-    punpcklbw  xmm0, xmm1       // first 8 UV pairs
-    punpckhbw  xmm2, xmm1       // next 8 UV pairs
-    movdqu     [edi], xmm0
-    movdqu     [edi + 16], xmm2
-    lea        edi, [edi + 32]
-    sub        ecx, 16
-    jg         convertloop
-
-    pop        edi
-    ret
-  }
-}
 #endif  //  HAS_MERGEUVROW_SSE2
 
 #ifdef HAS_MERGEUVROW_AVX2
@@ -3713,7 +2595,7 @@
 }
 #endif  // HAS_COPYROW_AVX
 
-// Unaligned Multiple of 1.
+// Multiple of 1.
 __declspec(naked) __declspec(align(16))
 void CopyRow_ERMS(const uint8* src, uint8* dst, int count) {
   __asm {
@@ -3730,7 +2612,7 @@
 }
 
 #ifdef HAS_COPYROW_X86
-// Unaligned Multiple of 4.
+// Multiple of 4.
 __declspec(naked) __declspec(align(16))
 void CopyRow_X86(const uint8* src, uint8* dst, int count) {
   __asm {
@@ -4269,113 +3151,6 @@
 }
 
 __declspec(naked) __declspec(align(16))
-void YUY2ToYRow_Unaligned_SSE2(const uint8* src_yuy2,
-                               uint8* dst_y, int pix) {
-  __asm {
-    mov        eax, [esp + 4]    // src_yuy2
-    mov        edx, [esp + 8]    // dst_y
-    mov        ecx, [esp + 12]   // pix
-    pcmpeqb    xmm5, xmm5        // generate mask 0x00ff00ff
-    psrlw      xmm5, 8
-
-    align      4
-  convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    lea        eax,  [eax + 32]
-    pand       xmm0, xmm5   // even bytes are Y
-    pand       xmm1, xmm5
-    packuswb   xmm0, xmm1
-    sub        ecx, 16
-    movdqu     [edx], xmm0
-    lea        edx, [edx + 16]
-    jg         convertloop
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
-void YUY2ToUVRow_Unaligned_SSE2(const uint8* src_yuy2, int stride_yuy2,
-                                uint8* dst_u, uint8* dst_v, int pix) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]    // src_yuy2
-    mov        esi, [esp + 8 + 8]    // stride_yuy2
-    mov        edx, [esp + 8 + 12]   // dst_u
-    mov        edi, [esp + 8 + 16]   // dst_v
-    mov        ecx, [esp + 8 + 20]   // pix
-    pcmpeqb    xmm5, xmm5            // generate mask 0x00ff00ff
-    psrlw      xmm5, 8
-    sub        edi, edx
-
-    align      4
-  convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + esi]
-    movdqu     xmm3, [eax + esi + 16]
-    lea        eax,  [eax + 32]
-    pavgb      xmm0, xmm2
-    pavgb      xmm1, xmm3
-    psrlw      xmm0, 8      // YUYV -> UVUV
-    psrlw      xmm1, 8
-    packuswb   xmm0, xmm1
-    movdqa     xmm1, xmm0
-    pand       xmm0, xmm5  // U
-    packuswb   xmm0, xmm0
-    psrlw      xmm1, 8     // V
-    packuswb   xmm1, xmm1
-    movq       qword ptr [edx], xmm0
-    movq       qword ptr [edx + edi], xmm1
-    lea        edx, [edx + 8]
-    sub        ecx, 16
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
-void YUY2ToUV422Row_Unaligned_SSE2(const uint8* src_yuy2,
-                                   uint8* dst_u, uint8* dst_v, int pix) {
-  __asm {
-    push       edi
-    mov        eax, [esp + 4 + 4]    // src_yuy2
-    mov        edx, [esp + 4 + 8]    // dst_u
-    mov        edi, [esp + 4 + 12]   // dst_v
-    mov        ecx, [esp + 4 + 16]   // pix
-    pcmpeqb    xmm5, xmm5            // generate mask 0x00ff00ff
-    psrlw      xmm5, 8
-    sub        edi, edx
-
-    align      4
-  convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    lea        eax,  [eax + 32]
-    psrlw      xmm0, 8      // YUYV -> UVUV
-    psrlw      xmm1, 8
-    packuswb   xmm0, xmm1
-    movdqa     xmm1, xmm0
-    pand       xmm0, xmm5  // U
-    packuswb   xmm0, xmm0
-    psrlw      xmm1, 8     // V
-    packuswb   xmm1, xmm1
-    movq       qword ptr [edx], xmm0
-    movq       qword ptr [edx + edi], xmm1
-    lea        edx, [edx + 8]
-    sub        ecx, 16
-    jg         convertloop
-
-    pop        edi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
 void UYVYToYRow_SSE2(const uint8* src_uyvy,
                      uint8* dst_y, int pix) {
   __asm {
@@ -4479,111 +3254,6 @@
     ret
   }
 }
-
-__declspec(naked) __declspec(align(16))
-void UYVYToYRow_Unaligned_SSE2(const uint8* src_uyvy,
-                               uint8* dst_y, int pix) {
-  __asm {
-    mov        eax, [esp + 4]    // src_uyvy
-    mov        edx, [esp + 8]    // dst_y
-    mov        ecx, [esp + 12]   // pix
-
-    align      4
-  convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    lea        eax,  [eax + 32]
-    psrlw      xmm0, 8    // odd bytes are Y
-    psrlw      xmm1, 8
-    packuswb   xmm0, xmm1
-    sub        ecx, 16
-    movdqu     [edx], xmm0
-    lea        edx, [edx + 16]
-    jg         convertloop
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
-void UYVYToUVRow_Unaligned_SSE2(const uint8* src_uyvy, int stride_uyvy,
-                                uint8* dst_u, uint8* dst_v, int pix) {
-  __asm {
-    push       esi
-    push       edi
-    mov        eax, [esp + 8 + 4]    // src_yuy2
-    mov        esi, [esp + 8 + 8]    // stride_yuy2
-    mov        edx, [esp + 8 + 12]   // dst_u
-    mov        edi, [esp + 8 + 16]   // dst_v
-    mov        ecx, [esp + 8 + 20]   // pix
-    pcmpeqb    xmm5, xmm5            // generate mask 0x00ff00ff
-    psrlw      xmm5, 8
-    sub        edi, edx
-
-    align      4
-  convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    movdqu     xmm2, [eax + esi]
-    movdqu     xmm3, [eax + esi + 16]
-    lea        eax,  [eax + 32]
-    pavgb      xmm0, xmm2
-    pavgb      xmm1, xmm3
-    pand       xmm0, xmm5   // UYVY -> UVUV
-    pand       xmm1, xmm5
-    packuswb   xmm0, xmm1
-    movdqa     xmm1, xmm0
-    pand       xmm0, xmm5  // U
-    packuswb   xmm0, xmm0
-    psrlw      xmm1, 8     // V
-    packuswb   xmm1, xmm1
-    movq       qword ptr [edx], xmm0
-    movq       qword ptr [edx + edi], xmm1
-    lea        edx, [edx + 8]
-    sub        ecx, 16
-    jg         convertloop
-
-    pop        edi
-    pop        esi
-    ret
-  }
-}
-
-__declspec(naked) __declspec(align(16))
-void UYVYToUV422Row_Unaligned_SSE2(const uint8* src_uyvy,
-                                   uint8* dst_u, uint8* dst_v, int pix) {
-  __asm {
-    push       edi
-    mov        eax, [esp + 4 + 4]    // src_yuy2
-    mov        edx, [esp + 4 + 8]    // dst_u
-    mov        edi, [esp + 4 + 12]   // dst_v
-    mov        ecx, [esp + 4 + 16]   // pix
-    pcmpeqb    xmm5, xmm5            // generate mask 0x00ff00ff
-    psrlw      xmm5, 8
-    sub        edi, edx
-
-    align      4
-  convertloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    lea        eax,  [eax + 32]
-    pand       xmm0, xmm5   // UYVY -> UVUV
-    pand       xmm1, xmm5
-    packuswb   xmm0, xmm1
-    movdqa     xmm1, xmm0
-    pand       xmm0, xmm5  // U
-    packuswb   xmm0, xmm0
-    psrlw      xmm1, 8     // V
-    packuswb   xmm1, xmm1
-    movq       qword ptr [edx], xmm0
-    movq       qword ptr [edx + edi], xmm1
-    lea        edx, [edx + 8]
-    sub        ecx, 16
-    jg         convertloop
-
-    pop        edi
-    ret
-  }
-}
 #endif  // HAS_YUY2TOYROW_SSE2
 
 #ifdef HAS_ARGBBLENDROW_SSE2
@@ -6624,32 +5294,6 @@
   }
 }
 
-__declspec(naked) __declspec(align(16))
-void ARGBShuffleRow_Unaligned_SSSE3(const uint8* src_argb, uint8* dst_argb,
-                                    const uint8* shuffler, int pix) {
-  __asm {
-    mov        eax, [esp + 4]    // src_argb
-    mov        edx, [esp + 8]    // dst_argb
-    mov        ecx, [esp + 12]   // shuffler
-    movdqu     xmm5, [ecx]
-    mov        ecx, [esp + 16]   // pix
-
-    align      4
-  wloop:
-    movdqu     xmm0, [eax]
-    movdqu     xmm1, [eax + 16]
-    lea        eax, [eax + 32]
-    pshufb     xmm0, xmm5
-    pshufb     xmm1, xmm5
-    sub        ecx, 8
-    movdqu     [edx], xmm0
-    movdqu     [edx + 16], xmm1
-    lea        edx, [edx + 32]
-    jg         wloop
-    ret
-  }
-}
-
 #ifdef HAS_ARGBSHUFFLEROW_AVX2
 __declspec(naked) __declspec(align(16))
 void ARGBShuffleRow_AVX2(const uint8* src_argb, uint8* dst_argb,
diff --git a/source/scale.cc b/source/scale.cc
index f37da7e..3083a83 100644
--- a/source/scale.cc
+++ b/source/scale.cc
@@ -154,9 +154,7 @@
     ScaleRowDown4 = filtering ? ScaleRowDown4Box_NEON : ScaleRowDown4_NEON;
   }
 #elif defined(HAS_SCALEROWDOWN4_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) &&
-      IS_ALIGNED(dst_width, 8) && IS_ALIGNED(row_stride, 16) &&
-      IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
     ScaleRowDown4 = filtering ? ScaleRowDown4Box_SSE2 : ScaleRowDown4_SSE2;
   }
 #elif defined(HAS_SCALEROWDOWN4_MIPS_DSPR2)
@@ -198,9 +196,7 @@
         ScaleRowDown4_16_NEON;
   }
 #elif defined(HAS_SCALEROWDOWN4_16_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) &&
-      IS_ALIGNED(dst_width, 8) && IS_ALIGNED(row_stride, 16) &&
-      IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
     ScaleRowDown4 = filtering ? ScaleRowDown4Box_16_SSE2 :
         ScaleRowDown4_16_SSE2;
   }
@@ -256,8 +252,7 @@
   }
 #endif
 #if defined(HAS_SCALEROWDOWN34_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0) &&
-      IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0)) {
     if (!filtering) {
       ScaleRowDown34_0 = ScaleRowDown34_SSSE3;
       ScaleRowDown34_1 = ScaleRowDown34_SSSE3;
@@ -336,8 +331,7 @@
   }
 #endif
 #if defined(HAS_SCALEROWDOWN34_16_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0) &&
-      IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0)) {
     if (!filtering) {
       ScaleRowDown34_0 = ScaleRowDown34_16_SSSE3;
       ScaleRowDown34_1 = ScaleRowDown34_16_SSSE3;
@@ -431,8 +425,7 @@
     }
   }
 #elif defined(HAS_SCALEROWDOWN38_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0) &&
-      IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0)) {
     if (!filtering) {
       ScaleRowDown38_3 = ScaleRowDown38_SSSE3;
       ScaleRowDown38_2 = ScaleRowDown38_SSSE3;
@@ -508,8 +501,7 @@
     }
   }
 #elif defined(HAS_SCALEROWDOWN38_16_SSSE3)
-  if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0) &&
-      IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSSE3) && (dst_width % 24 == 0)) {
     if (!filtering) {
       ScaleRowDown38_3 = ScaleRowDown38_16_SSSE3;
       ScaleRowDown38_2 = ScaleRowDown38_16_SSSE3;
@@ -743,11 +735,11 @@
         uint16* dst_ptr, int src_width, int src_height) = ScaleAddRows_C;
 
 #if defined(HAS_SCALEADDROWS_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) &&
+    if (TestCpuFlag(kCpuHasSSE2)
 #ifdef AVOID_OVERREAD
-        IS_ALIGNED(src_width, 16) &&
+         && IS_ALIGNED(src_width, 16)
 #endif
-        IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {
+        ) {
       ScaleAddRows = ScaleAddRows_SSE2;
     }
 #endif
@@ -815,11 +807,11 @@
         uint32* dst_ptr, int src_width, int src_height) = ScaleAddRows_16_C;
 
 #if defined(HAS_SCALEADDROWS_16_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) &&
+    if (TestCpuFlag(kCpuHasSSE2)
 #ifdef AVOID_OVERREAD
-        IS_ALIGNED(src_width, 16) &&
+        && IS_ALIGNED(src_width, 16)
 #endif
-        IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16)) {
+        ) {
       ScaleAddRows = ScaleAddRows_16_SSE2;
     }
 #endif
@@ -1111,9 +1103,7 @@
   if (!filtering && src_width * 2 == dst_width && x < 0x8000) {
     ScaleFilterCols = ScaleColsUp2_C;
 #if defined(HAS_SCALECOLS_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
-        IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
-        IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {
+    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
       ScaleFilterCols = ScaleColsUp2_SSE2;
     }
 #endif
@@ -1244,9 +1234,7 @@
   if (!filtering && src_width * 2 == dst_width && x < 0x8000) {
     ScaleFilterCols = ScaleColsUp2_16_C;
 #if defined(HAS_SCALECOLS_16_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
-        IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
-        IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {
+    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
       ScaleFilterCols = ScaleColsUp2_16_SSE2;
     }
 #endif
@@ -1327,9 +1315,7 @@
   if (src_width * 2 == dst_width && x < 0x8000) {
     ScaleCols = ScaleColsUp2_C;
 #if defined(HAS_SCALECOLS_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
-        IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
-        IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {
+    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
       ScaleCols = ScaleColsUp2_SSE2;
     }
 #endif
@@ -1362,9 +1348,7 @@
   if (src_width * 2 == dst_width && x < 0x8000) {
     ScaleCols = ScaleColsUp2_16_C;
 #if defined(HAS_SCALECOLS_16_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
-        IS_ALIGNED(src_ptr, 16) && IS_ALIGNED(src_stride, 16) &&
-        IS_ALIGNED(dst_ptr, 16) && IS_ALIGNED(dst_stride, 16)) {
+    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
       ScaleCols = ScaleColsUp2_16_SSE2;
     }
 #endif
diff --git a/source/scale_argb.cc b/source/scale_argb.cc
index b6d5129..7e081ff 100644
--- a/source/scale_argb.cc
+++ b/source/scale_argb.cc
@@ -53,16 +53,13 @@
   }
 
 #if defined(HAS_SCALEARGBROWDOWN2_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 4) &&
-      IS_ALIGNED(src_argb, 16) && IS_ALIGNED(row_stride, 16) &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 4)) {
     ScaleARGBRowDown2 = filtering == kFilterNone ? ScaleARGBRowDown2_SSE2 :
         (filtering == kFilterLinear ? ScaleARGBRowDown2Linear_SSE2 :
         ScaleARGBRowDown2Box_SSE2);
   }
 #elif defined(HAS_SCALEARGBROWDOWN2_NEON)
-  if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 8) &&
-      IS_ALIGNED(src_argb, 4) && IS_ALIGNED(row_stride, 4)) {
+  if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 8)) {
     ScaleARGBRowDown2 = filtering ? ScaleARGBRowDown2Box_NEON :
         ScaleARGBRowDown2_NEON;
   }
@@ -98,14 +95,11 @@
   assert(dx == 65536 * 4);  // Test scale factor of 4.
   assert((dy & 0x3ffff) == 0);  // Test vertical scale is multiple of 4.
 #if defined(HAS_SCALEARGBROWDOWN2_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 4) &&
-      IS_ALIGNED(src_argb, 16) && IS_ALIGNED(row_stride, 16) &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 4)) {
     ScaleARGBRowDown2 = ScaleARGBRowDown2Box_SSE2;
   }
 #elif defined(HAS_SCALEARGBROWDOWN2_NEON)
-  if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 8) &&
-      IS_ALIGNED(src_argb, 4) && IS_ALIGNED(row_stride, 4)) {
+  if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 8)) {
     ScaleARGBRowDown2 = ScaleARGBRowDown2Box_NEON;
   }
 #endif
@@ -139,14 +133,12 @@
   assert(IS_ALIGNED(src_height, 2));
   src_argb += (y >> 16) * src_stride + (x >> 16) * 4;
 #if defined(HAS_SCALEARGBROWDOWNEVEN_SSE2)
-  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 4) &&
-      IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {
+  if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 4)) {
     ScaleARGBRowDownEven = filtering ? ScaleARGBRowDownEvenBox_SSE2 :
         ScaleARGBRowDownEven_SSE2;
   }
 #elif defined(HAS_SCALEARGBROWDOWNEVEN_NEON)
-  if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 4) &&
-      IS_ALIGNED(src_argb, 4)) {
+  if (TestCpuFlag(kCpuHasNEON) && IS_ALIGNED(dst_width, 4)) {
     ScaleARGBRowDownEven = filtering ? ScaleARGBRowDownEvenBox_NEON :
         ScaleARGBRowDownEven_NEON;
   }
@@ -334,9 +326,7 @@
   if (!filtering && src_width * 2 == dst_width && x < 0x8000) {
     ScaleARGBFilterCols = ScaleARGBColsUp2_C;
 #if defined(HAS_SCALEARGBCOLSUP2_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
-        IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride, 16) &&
-        IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {
+    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
       ScaleARGBFilterCols = ScaleARGBColsUp2_SSE2;
     }
 #endif
@@ -510,9 +500,7 @@
   if (!filtering && src_width * 2 == dst_width && x < 0x8000) {
     ScaleARGBFilterCols = ScaleARGBColsUp2_C;
 #if defined(HAS_SCALEARGBCOLSUP2_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
-        IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride, 16) &&
-        IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {
+    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
       ScaleARGBFilterCols = ScaleARGBColsUp2_SSE2;
     }
 #endif
@@ -619,9 +607,7 @@
   if (src_width * 2 == dst_width && x < 0x8000) {
     ScaleARGBCols = ScaleARGBColsUp2_C;
 #if defined(HAS_SCALEARGBCOLSUP2_SSE2)
-    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8) &&
-        IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride, 16) &&
-        IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride, 16)) {
+    if (TestCpuFlag(kCpuHasSSE2) && IS_ALIGNED(dst_width, 8)) {
       ScaleARGBCols = ScaleARGBColsUp2_SSE2;
     }
 #endif