Merge "Add NDK versions of libjpeg"
diff --git a/Android.mk b/Android.mk
index 8f838f9..a780ba8 100644
--- a/Android.mk
+++ b/Android.mk
@@ -1,6 +1,6 @@
 LOCAL_PATH:= $(call my-dir)
-include $(CLEAR_VARS)
 
+include $(CLEAR_VARS)
 LOCAL_ARM_MODE := arm
 
 LOCAL_SRC_FILES := \
@@ -23,7 +23,6 @@
 LOCAL_CFLAGS += -DAVOID_TABLES
 LOCAL_CFLAGS += -O3 -fstrict-aliasing -fprefetch-loop-arrays
 LOCAL_CFLAGS += -Wno-unused-parameter
-#LOCAL_CFLAGS += -march=armv6j
 
 # enable tile based decode
 LOCAL_CFLAGS += -DANDROID_TILE_BASED_DECODE
@@ -61,14 +60,10 @@
 include $(BUILD_STATIC_LIBRARY)
 
 
-
 # Build shared library
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := libjpeg
-
-LOCAL_MODULE_TAGS := optional
-
 LOCAL_WHOLE_STATIC_LIBRARIES = libjpeg_static
 
 ifeq (,$(TARGET_BUILD_APPS))
@@ -79,9 +74,68 @@
 LOCAL_SDK_VERSION := 17
 endif
 
+include $(BUILD_SHARED_LIBRARY)
+
+
+# Build static library against NDK
+include $(CLEAR_VARS)
+
+LOCAL_ARM_MODE := arm
+
+LOCAL_SRC_FILES := \
+    jcapimin.c jcapistd.c jccoefct.c jccolor.c jcdctmgr.c jchuff.c \
+    jcinit.c jcmainct.c jcmarker.c jcmaster.c jcomapi.c jcparam.c \
+    jcphuff.c jcprepct.c jcsample.c jctrans.c jdapimin.c jdapistd.c \
+    jdatadst.c jdatasrc.c jdcoefct.c jdcolor.c jddctmgr.c jdhuff.c \
+    jdinput.c jdmainct.c jdmarker.c jdmaster.c jdmerge.c jdphuff.c \
+    jdpostct.c jdsample.c jdtrans.c jerror.c jfdctflt.c jfdctfst.c \
+    jfdctint.c jidctflt.c jidctfst.c jidctint.c jidctred.c jquant1.c \
+    jquant2.c jutils.c jmemmgr.c jmemnobs.c
+
+LOCAL_SRC_FILES_arm += armv6_idct.S
+
+LOCAL_SDK_VERSION := 17
+LOCAL_NDK_STL_VARIANT := none
+
+LOCAL_CFLAGS += -DAVOID_TABLES
+LOCAL_CFLAGS += -O3 -fstrict-aliasing -fprefetch-loop-arrays
+LOCAL_CFLAGS += -Wno-unused-parameter
+
+# enable tile based decode
+LOCAL_CFLAGS += -DANDROID_TILE_BASED_DECODE
+
+LOCAL_CFLAGS_x86 += -DANDROID_INTELSSE2_IDCT
+LOCAL_SRC_FILES_x86 += jidctintelsse.c
+
+LOCAL_SRC_FILES_arm64 += \
+        jsimd_arm64_neon.S \
+        jsimd_neon.c
+
+ifeq ($(ARCH_ARM_HAVE_NEON),true)
+  #use NEON accelerations
+  LOCAL_CFLAGS_arm += -DNV_ARM_NEON -D__ARM_HAVE_NEON
+  LOCAL_SRC_FILES_arm += \
+      jsimd_arm_neon.S \
+      jsimd_neon.c
+else
+  # enable armv6 idct assembly
+  LOCAL_CFLAGS_arm += -DANDROID_ARMV6_IDCT
+endif
+
+# use mips assembler IDCT implementation if MIPS DSP-ASE is present
+ifeq ($(strip $(ARCH_MIPS_HAS_DSP)),true)
+LOCAL_CFLAGS_mips += -DANDROID_MIPS_IDCT
+LOCAL_SRC_FILES_mips += \
+    mips_jidctfst.c \
+    mips_idct_le.S
+endif
+
+LOCAL_MODULE := libjpeg_static_ndk
+
 LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)
 
-include $(BUILD_SHARED_LIBRARY)
+include $(BUILD_STATIC_LIBRARY)
+
 
 include $(CLEAR_VARS)
 LOCAL_ARM_MODE := arm
@@ -89,7 +143,7 @@
 	cjpeg.c rdswitch.c cdjpeg.c rdtarga.c rdppm.c rdgif.c rdbmp.c
 LOCAL_MODULE:= cjpeg
 LOCAL_MODULE_TAGS := eng
-LOCAL_SHARED_LIBRARIES := libc libcutils libjpeg
+LOCAL_SHARED_LIBRARIES := libcutils libjpeg
 include $(BUILD_EXECUTABLE)
 
 include $(CLEAR_VARS)
@@ -98,5 +152,5 @@
 	djpeg.c cdjpeg.c wrppm.c wrgif.c wrbmp.c rdcolmap.c wrtarga.c
 LOCAL_MODULE:= djpeg
 LOCAL_MODULE_TAGS := eng
-LOCAL_SHARED_LIBRARIES := libc libcutils libjpeg
+LOCAL_SHARED_LIBRARIES := libcutils libjpeg
 include $(BUILD_EXECUTABLE)