| /* |
| * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| |
| #include "vpx_ports/config.h" |
| #include "vpx/vpx_integer.h" |
| #include "recon.h" |
| #include "subpixel.h" |
| #include "blockd.h" |
| #include "reconinter.h" |
| #if CONFIG_RUNTIME_CPU_DETECT |
| #include "onyxc_int.h" |
| #endif |
| |
| void vp8_setup_interp_filters(MACROBLOCKD *xd, |
| INTERPOLATIONFILTERTYPE mcomp_filter_type, |
| VP8_COMMON *cm) { |
| if (mcomp_filter_type == SIXTAP) { |
| xd->subpixel_predict = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, sixtap4x4); |
| xd->subpixel_predict8x4 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, sixtap8x4); |
| xd->subpixel_predict8x8 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, sixtap8x8); |
| xd->subpixel_predict16x16 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, sixtap16x16); |
| xd->subpixel_predict_avg = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, sixtap_avg4x4); |
| xd->subpixel_predict_avg8x8 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, sixtap_avg8x8); |
| xd->subpixel_predict_avg16x16 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, sixtap_avg16x16); |
| } |
| else if (mcomp_filter_type == EIGHTTAP |
| #if CONFIG_SWITCHABLE_INTERP |
| || |
| mcomp_filter_type == SWITCHABLE |
| #endif |
| ) { |
| xd->subpixel_predict = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap4x4); |
| xd->subpixel_predict8x4 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap8x4); |
| xd->subpixel_predict8x8 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap8x8); |
| xd->subpixel_predict16x16 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap16x16); |
| xd->subpixel_predict_avg = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap_avg4x4); |
| xd->subpixel_predict_avg8x8 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap_avg8x8); |
| xd->subpixel_predict_avg16x16 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap_avg16x16); |
| } else if (mcomp_filter_type == EIGHTTAP_SHARP) { |
| xd->subpixel_predict = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap4x4_sharp); |
| xd->subpixel_predict8x4 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap8x4_sharp); |
| xd->subpixel_predict8x8 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap8x8_sharp); |
| xd->subpixel_predict16x16 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap16x16_sharp); |
| xd->subpixel_predict_avg = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap_avg4x4_sharp); |
| xd->subpixel_predict_avg8x8 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap_avg8x8_sharp); |
| xd->subpixel_predict_avg16x16 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, eighttap_avg16x16_sharp); |
| } |
| else { |
| xd->subpixel_predict = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, bilinear4x4); |
| xd->subpixel_predict8x4 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, bilinear8x4); |
| xd->subpixel_predict8x8 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, bilinear8x8); |
| xd->subpixel_predict16x16 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, bilinear16x16); |
| xd->subpixel_predict_avg = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, bilinear_avg4x4); |
| xd->subpixel_predict_avg8x8 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, bilinear_avg8x8); |
| xd->subpixel_predict_avg16x16 = SUBPIX_INVOKE( |
| &cm->rtcd.subpix, bilinear_avg16x16); |
| } |
| } |
| |
| void vp8_copy_mem16x16_c( |
| unsigned char *src, |
| int src_stride, |
| unsigned char *dst, |
| int dst_stride) { |
| |
| int r; |
| |
| for (r = 0; r < 16; r++) { |
| #if !(CONFIG_FAST_UNALIGNED) |
| dst[0] = src[0]; |
| dst[1] = src[1]; |
| dst[2] = src[2]; |
| dst[3] = src[3]; |
| dst[4] = src[4]; |
| dst[5] = src[5]; |
| dst[6] = src[6]; |
| dst[7] = src[7]; |
| dst[8] = src[8]; |
| dst[9] = src[9]; |
| dst[10] = src[10]; |
| dst[11] = src[11]; |
| dst[12] = src[12]; |
| dst[13] = src[13]; |
| dst[14] = src[14]; |
| dst[15] = src[15]; |
| |
| #else |
| ((uint32_t *)dst)[0] = ((uint32_t *)src)[0]; |
| ((uint32_t *)dst)[1] = ((uint32_t *)src)[1]; |
| ((uint32_t *)dst)[2] = ((uint32_t *)src)[2]; |
| ((uint32_t *)dst)[3] = ((uint32_t *)src)[3]; |
| |
| #endif |
| src += src_stride; |
| dst += dst_stride; |
| |
| } |
| |
| } |
| |
| void vp8_avg_mem16x16_c( |
| unsigned char *src, |
| int src_stride, |
| unsigned char *dst, |
| int dst_stride) { |
| int r; |
| |
| for (r = 0; r < 16; r++) { |
| int n; |
| |
| for (n = 0; n < 16; n++) { |
| dst[n] = (dst[n] + src[n] + 1) >> 1; |
| } |
| |
| src += src_stride; |
| dst += dst_stride; |
| } |
| } |
| |
| void vp8_copy_mem8x8_c( |
| unsigned char *src, |
| int src_stride, |
| unsigned char *dst, |
| int dst_stride) { |
| int r; |
| |
| for (r = 0; r < 8; r++) { |
| #if !(CONFIG_FAST_UNALIGNED) |
| dst[0] = src[0]; |
| dst[1] = src[1]; |
| dst[2] = src[2]; |
| dst[3] = src[3]; |
| dst[4] = src[4]; |
| dst[5] = src[5]; |
| dst[6] = src[6]; |
| dst[7] = src[7]; |
| #else |
| ((uint32_t *)dst)[0] = ((uint32_t *)src)[0]; |
| ((uint32_t *)dst)[1] = ((uint32_t *)src)[1]; |
| #endif |
| src += src_stride; |
| dst += dst_stride; |
| |
| } |
| |
| } |
| |
| void vp8_avg_mem8x8_c( |
| unsigned char *src, |
| int src_stride, |
| unsigned char *dst, |
| int dst_stride) { |
| int r; |
| |
| for (r = 0; r < 8; r++) { |
| int n; |
| |
| for (n = 0; n < 8; n++) { |
| dst[n] = (dst[n] + src[n] + 1) >> 1; |
| } |
| |
| src += src_stride; |
| dst += dst_stride; |
| } |
| } |
| |
| void vp8_copy_mem8x4_c( |
| unsigned char *src, |
| int src_stride, |
| unsigned char *dst, |
| int dst_stride) { |
| int r; |
| |
| for (r = 0; r < 4; r++) { |
| #if !(CONFIG_FAST_UNALIGNED) |
| dst[0] = src[0]; |
| dst[1] = src[1]; |
| dst[2] = src[2]; |
| dst[3] = src[3]; |
| dst[4] = src[4]; |
| dst[5] = src[5]; |
| dst[6] = src[6]; |
| dst[7] = src[7]; |
| #else |
| ((uint32_t *)dst)[0] = ((uint32_t *)src)[0]; |
| ((uint32_t *)dst)[1] = ((uint32_t *)src)[1]; |
| #endif |
| src += src_stride; |
| dst += dst_stride; |
| |
| } |
| |
| } |
| |
| |
| |
| void vp8_build_inter_predictors_b(BLOCKD *d, int pitch, vp8_subpix_fn_t sppf) { |
| int r; |
| unsigned char *ptr_base; |
| unsigned char *ptr; |
| unsigned char *pred_ptr = d->predictor; |
| int_mv mv; |
| |
| ptr_base = *(d->base_pre); |
| mv.as_int = d->bmi.as_mv.first.as_int; |
| |
| if (mv.as_mv.row & 7 || mv.as_mv.col & 7) { |
| ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3); |
| sppf(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1, (mv.as_mv.row & 7) << 1, pred_ptr, pitch); |
| } else { |
| ptr_base += d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3); |
| ptr = ptr_base; |
| |
| for (r = 0; r < 4; r++) { |
| #if !(CONFIG_FAST_UNALIGNED) |
| pred_ptr[0] = ptr[0]; |
| pred_ptr[1] = ptr[1]; |
| pred_ptr[2] = ptr[2]; |
| pred_ptr[3] = ptr[3]; |
| #else |
| *(uint32_t *)pred_ptr = *(uint32_t *)ptr; |
| #endif |
| pred_ptr += pitch; |
| ptr += d->pre_stride; |
| } |
| } |
| } |
| |
| /* |
| * Similar to vp8_build_inter_predictors_b(), but instead of storing the |
| * results in d->predictor, we average the contents of d->predictor (which |
| * come from an earlier call to vp8_build_inter_predictors_b()) with the |
| * predictor of the second reference frame / motion vector. |
| */ |
| void vp8_build_2nd_inter_predictors_b(BLOCKD *d, int pitch, vp8_subpix_fn_t sppf) { |
| int r; |
| unsigned char *ptr_base; |
| unsigned char *ptr; |
| unsigned char *pred_ptr = d->predictor; |
| int_mv mv; |
| |
| ptr_base = *(d->base_second_pre); |
| mv.as_int = d->bmi.as_mv.second.as_int; |
| |
| if (mv.as_mv.row & 7 || mv.as_mv.col & 7) { |
| ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3); |
| sppf(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1, (mv.as_mv.row & 7) << 1, pred_ptr, pitch); |
| } else { |
| ptr_base += d->pre + (mv.as_mv.row >> 3) * d->pre_stride + (mv.as_mv.col >> 3); |
| ptr = ptr_base; |
| |
| for (r = 0; r < 4; r++) { |
| pred_ptr[0] = (pred_ptr[0] + ptr[0] + 1) >> 1; |
| pred_ptr[1] = (pred_ptr[1] + ptr[1] + 1) >> 1; |
| pred_ptr[2] = (pred_ptr[2] + ptr[2] + 1) >> 1; |
| pred_ptr[3] = (pred_ptr[3] + ptr[3] + 1) >> 1; |
| pred_ptr += pitch; |
| ptr += d->pre_stride; |
| } |
| } |
| } |
| |
| static void build_inter_predictors4b(MACROBLOCKD *xd, BLOCKD *d, int pitch) { |
| unsigned char *ptr_base; |
| unsigned char *ptr; |
| unsigned char *pred_ptr = d->predictor; |
| int_mv mv; |
| |
| ptr_base = *(d->base_pre); |
| mv.as_int = d->bmi.as_mv.first.as_int; |
| ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + |
| (mv.as_mv.col >> 3); |
| |
| if (mv.as_mv.row & 7 || mv.as_mv.col & 7) { |
| xd->subpixel_predict8x8(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1, |
| (mv.as_mv.row & 7) << 1, pred_ptr, pitch); |
| } else { |
| RECON_INVOKE(&xd->rtcd->recon, copy8x8) |
| (ptr, d->pre_stride, pred_ptr, pitch); |
| } |
| } |
| |
| /* |
| * Similar to build_inter_predictors_4b(), but instead of storing the |
| * results in d->predictor, we average the contents of d->predictor (which |
| * come from an earlier call to build_inter_predictors_4b()) with the |
| * predictor of the second reference frame / motion vector. |
| */ |
| static void build_2nd_inter_predictors4b(MACROBLOCKD *xd, |
| BLOCKD *d, int pitch) { |
| unsigned char *ptr_base; |
| unsigned char *ptr; |
| unsigned char *pred_ptr = d->predictor; |
| int_mv mv; |
| |
| ptr_base = *(d->base_second_pre); |
| mv.as_int = d->bmi.as_mv.second.as_int; |
| ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + |
| (mv.as_mv.col >> 3); |
| |
| if (mv.as_mv.row & 7 || mv.as_mv.col & 7) { |
| xd->subpixel_predict_avg8x8(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1, |
| (mv.as_mv.row & 7) << 1, pred_ptr, pitch); |
| } else { |
| RECON_INVOKE(&xd->rtcd->recon, avg8x8) |
| (ptr, d->pre_stride, pred_ptr, pitch); |
| } |
| } |
| |
| static void build_inter_predictors2b(MACROBLOCKD *xd, BLOCKD *d, int pitch) { |
| unsigned char *ptr_base; |
| unsigned char *ptr; |
| unsigned char *pred_ptr = d->predictor; |
| int_mv mv; |
| |
| ptr_base = *(d->base_pre); |
| mv.as_int = d->bmi.as_mv.first.as_int; |
| ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride + |
| (mv.as_mv.col >> 3); |
| |
| if (mv.as_mv.row & 7 || mv.as_mv.col & 7) { |
| xd->subpixel_predict8x4(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1, |
| (mv.as_mv.row & 7) << 1, pred_ptr, pitch); |
| } else { |
| RECON_INVOKE(&xd->rtcd->recon, copy8x4)(ptr, d->pre_stride, pred_ptr, pitch); |
| } |
| } |
| |
| |
| /*encoder only*/ |
| #if CONFIG_PRED_FILTER |
| |
| // Select the thresholded or non-thresholded filter |
| #define USE_THRESH_FILTER 0 |
| |
| #define PRED_FILT_LEN 5 |
| |
| static const int filt_shift = 4; |
| static const int pred_filter[PRED_FILT_LEN] = {1, 2, 10, 2, 1}; |
| // Alternative filter {1, 1, 4, 1, 1} |
| |
| #if !USE_THRESH_FILTER |
| void filter_mb(unsigned char *src, int src_stride, |
| unsigned char *dst, int dst_stride, |
| int width, int height) { |
| int i, j, k; |
| unsigned int Temp[32 * 32]; |
| unsigned int *pTmp = Temp; |
| unsigned char *pSrc = src - (1 + src_stride) * (PRED_FILT_LEN / 2); |
| |
| // Horizontal |
| for (i = 0; i < height + PRED_FILT_LEN - 1; i++) { |
| for (j = 0; j < width; j++) { |
| int sum = 0; |
| for (k = 0; k < PRED_FILT_LEN; k++) |
| sum += pSrc[j + k] * pred_filter[k]; |
| pTmp[j] = sum; |
| } |
| |
| pSrc += src_stride; |
| pTmp += width; |
| } |
| |
| // Vertical |
| pTmp = Temp; |
| for (i = 0; i < width; i++) { |
| unsigned char *pDst = dst + i; |
| for (j = 0; j < height; j++) { |
| int sum = 0; |
| for (k = 0; k < PRED_FILT_LEN; k++) |
| sum += pTmp[(j + k) * width] * pred_filter[k]; |
| // Round |
| sum = (sum + ((1 << (filt_shift << 1)) >> 1)) >> (filt_shift << 1); |
| pDst[j * dst_stride] = (sum < 0 ? 0 : sum > 255 ? 255 : sum); |
| } |
| ++pTmp; |
| } |
| } |
| #else |
| // Based on vp8_post_proc_down_and_across_c (postproc.c) |
| void filter_mb(unsigned char *src, int src_stride, |
| unsigned char *dst, int dst_stride, |
| int width, int height) { |
| unsigned char *pSrc, *pDst; |
| int row; |
| int col; |
| int i; |
| int v; |
| unsigned char d[8]; |
| |
| /* TODO flimit should be linked to the quantizer value */ |
| int flimit = 7; |
| |
| for (row = 0; row < height; row++) { |
| /* post_proc_down for one row */ |
| pSrc = src; |
| pDst = dst; |
| |
| for (col = 0; col < width; col++) { |
| int kernel = (1 << (filt_shift - 1)); |
| int v = pSrc[col]; |
| |
| for (i = -2; i <= 2; i++) { |
| if (abs(v - pSrc[col + i * src_stride]) > flimit) |
| goto down_skip_convolve; |
| |
| kernel += pred_filter[2 + i] * pSrc[col + i * src_stride]; |
| } |
| |
| v = (kernel >> filt_shift); |
| down_skip_convolve: |
| pDst[col] = v; |
| } |
| |
| /* now post_proc_across */ |
| pSrc = dst; |
| pDst = dst; |
| |
| for (i = 0; i < 8; i++) |
| d[i] = pSrc[i]; |
| |
| for (col = 0; col < width; col++) { |
| int kernel = (1 << (filt_shift - 1)); |
| v = pSrc[col]; |
| |
| d[col & 7] = v; |
| |
| for (i = -2; i <= 2; i++) { |
| if (abs(v - pSrc[col + i]) > flimit) |
| goto across_skip_convolve; |
| |
| kernel += pred_filter[2 + i] * pSrc[col + i]; |
| } |
| |
| d[col & 7] = (kernel >> filt_shift); |
| across_skip_convolve: |
| |
| if (col >= 2) |
| pDst[col - 2] = d[(col - 2) & 7]; |
| } |
| |
| /* handle the last two pixels */ |
| pDst[col - 2] = d[(col - 2) & 7]; |
| pDst[col - 1] = d[(col - 1) & 7]; |
| |
| /* next row */ |
| src += src_stride; |
| dst += dst_stride; |
| } |
| } |
| #endif // !USE_THRESH_FILTER |
| |
| #endif // CONFIG_PRED_FILTER |
| |
| /*encoder only*/ |
| void vp8_build_inter4x4_predictors_mbuv(MACROBLOCKD *xd) { |
| int i, j; |
| BLOCKD *blockd = xd->block; |
| |
| /* build uv mvs */ |
| for (i = 0; i < 2; i++) { |
| for (j = 0; j < 2; j++) { |
| int yoffset = i * 8 + j * 2; |
| int uoffset = 16 + i * 2 + j; |
| int voffset = 20 + i * 2 + j; |
| int temp; |
| |
| temp = blockd[yoffset ].bmi.as_mv.first.as_mv.row |
| + blockd[yoffset + 1].bmi.as_mv.first.as_mv.row |
| + blockd[yoffset + 4].bmi.as_mv.first.as_mv.row |
| + blockd[yoffset + 5].bmi.as_mv.first.as_mv.row; |
| |
| if (temp < 0) temp -= 4; |
| else temp += 4; |
| |
| xd->block[uoffset].bmi.as_mv.first.as_mv.row = (temp / 8) & |
| xd->fullpixel_mask; |
| |
| temp = blockd[yoffset ].bmi.as_mv.first.as_mv.col |
| + blockd[yoffset + 1].bmi.as_mv.first.as_mv.col |
| + blockd[yoffset + 4].bmi.as_mv.first.as_mv.col |
| + blockd[yoffset + 5].bmi.as_mv.first.as_mv.col; |
| |
| if (temp < 0) temp -= 4; |
| else temp += 4; |
| |
| blockd[uoffset].bmi.as_mv.first.as_mv.col = (temp / 8) & |
| xd->fullpixel_mask; |
| |
| blockd[voffset].bmi.as_mv.first.as_mv.row = |
| blockd[uoffset].bmi.as_mv.first.as_mv.row; |
| blockd[voffset].bmi.as_mv.first.as_mv.col = |
| blockd[uoffset].bmi.as_mv.first.as_mv.col; |
| |
| if (xd->mode_info_context->mbmi.second_ref_frame) { |
| temp = blockd[yoffset ].bmi.as_mv.second.as_mv.row |
| + blockd[yoffset + 1].bmi.as_mv.second.as_mv.row |
| + blockd[yoffset + 4].bmi.as_mv.second.as_mv.row |
| + blockd[yoffset + 5].bmi.as_mv.second.as_mv.row; |
| |
| if (temp < 0) { |
| temp -= 4; |
| } else { |
| temp += 4; |
| } |
| |
| blockd[uoffset].bmi.as_mv.second.as_mv.row = (temp / 8) & |
| xd->fullpixel_mask; |
| |
| temp = blockd[yoffset ].bmi.as_mv.second.as_mv.col |
| + blockd[yoffset + 1].bmi.as_mv.second.as_mv.col |
| + blockd[yoffset + 4].bmi.as_mv.second.as_mv.col |
| + blockd[yoffset + 5].bmi.as_mv.second.as_mv.col; |
| |
| if (temp < 0) { |
| temp -= 4; |
| } else { |
| temp += 4; |
| } |
| |
| blockd[uoffset].bmi.as_mv.second.as_mv.col = (temp / 8) & |
| xd->fullpixel_mask; |
| |
| blockd[voffset].bmi.as_mv.second.as_mv.row = |
| blockd[uoffset].bmi.as_mv.second.as_mv.row; |
| blockd[voffset].bmi.as_mv.second.as_mv.col = |
| blockd[uoffset].bmi.as_mv.second.as_mv.col; |
| } |
| } |
| } |
| |
| for (i = 16; i < 24; i += 2) { |
| BLOCKD *d0 = &blockd[i]; |
| BLOCKD *d1 = &blockd[i + 1]; |
| |
| if (d0->bmi.as_mv.first.as_int == d1->bmi.as_mv.first.as_int) |
| build_inter_predictors2b(xd, d0, 8); |
| else { |
| vp8_build_inter_predictors_b(d0, 8, xd->subpixel_predict); |
| vp8_build_inter_predictors_b(d1, 8, xd->subpixel_predict); |
| } |
| |
| if (xd->mode_info_context->mbmi.second_ref_frame) { |
| vp8_build_2nd_inter_predictors_b(d0, 8, xd->subpixel_predict_avg); |
| vp8_build_2nd_inter_predictors_b(d1, 8, xd->subpixel_predict_avg); |
| } |
| } |
| } |
| |
| static void clamp_mv_to_umv_border(MV *mv, const MACROBLOCKD *xd) { |
| /* If the MV points so far into the UMV border that no visible pixels |
| * are used for reconstruction, the subpel part of the MV can be |
| * discarded and the MV limited to 16 pixels with equivalent results. |
| * |
| * This limit kicks in at 19 pixels for the top and left edges, for |
| * the 16 pixels plus 3 taps right of the central pixel when subpel |
| * filtering. The bottom and right edges use 16 pixels plus 2 pixels |
| * left of the central pixel when filtering. |
| */ |
| if (mv->col < (xd->mb_to_left_edge - ((16 + INTERP_EXTEND) << 3))) |
| mv->col = xd->mb_to_left_edge - (16 << 3); |
| else if (mv->col > xd->mb_to_right_edge + ((15 + INTERP_EXTEND) << 3)) |
| mv->col = xd->mb_to_right_edge + (16 << 3); |
| |
| if (mv->row < (xd->mb_to_top_edge - ((16 + INTERP_EXTEND) << 3))) |
| mv->row = xd->mb_to_top_edge - (16 << 3); |
| else if (mv->row > xd->mb_to_bottom_edge + ((15 + INTERP_EXTEND) << 3)) |
| mv->row = xd->mb_to_bottom_edge + (16 << 3); |
| } |
| |
| /* A version of the above function for chroma block MVs.*/ |
| static void clamp_uvmv_to_umv_border(MV *mv, const MACROBLOCKD *xd) { |
| mv->col = (2 * mv->col < (xd->mb_to_left_edge - ((16 + INTERP_EXTEND) << 3))) ? |
| (xd->mb_to_left_edge - (16 << 3)) >> 1 : mv->col; |
| mv->col = (2 * mv->col > xd->mb_to_right_edge + ((15 + INTERP_EXTEND) << 3)) ? |
| (xd->mb_to_right_edge + (16 << 3)) >> 1 : mv->col; |
| |
| mv->row = (2 * mv->row < (xd->mb_to_top_edge - ((16 + INTERP_EXTEND) << 3))) ? |
| (xd->mb_to_top_edge - (16 << 3)) >> 1 : mv->row; |
| mv->row = (2 * mv->row > xd->mb_to_bottom_edge + ((15 + INTERP_EXTEND) << 3)) ? |
| (xd->mb_to_bottom_edge + (16 << 3)) >> 1 : mv->row; |
| } |
| |
| /*encoder only*/ |
| void vp8_build_1st_inter16x16_predictors_mby(MACROBLOCKD *xd, |
| unsigned char *dst_y, |
| int dst_ystride, |
| int clamp_mvs) { |
| unsigned char *ptr_base = xd->pre.y_buffer; |
| unsigned char *ptr; |
| int pre_stride = xd->block[0].pre_stride; |
| int_mv ymv; |
| |
| ymv.as_int = xd->mode_info_context->mbmi.mv[0].as_int; |
| |
| if (clamp_mvs) |
| clamp_mv_to_umv_border(&ymv.as_mv, xd); |
| |
| ptr = ptr_base + (ymv.as_mv.row >> 3) * pre_stride + (ymv.as_mv.col >> 3); |
| |
| #if CONFIG_PRED_FILTER |
| if (xd->mode_info_context->mbmi.pred_filter_enabled) { |
| if ((ymv.as_mv.row | ymv.as_mv.col) & 7) { |
| // Sub-pel filter needs extended input |
| int len = 15 + (INTERP_EXTEND << 1); |
| unsigned char Temp[32 * 32]; // Data required by sub-pel filter |
| unsigned char *pTemp = Temp + (INTERP_EXTEND - 1) * (len + 1); |
| |
| // Copy extended MB into Temp array, applying the spatial filter |
| filter_mb(ptr - (INTERP_EXTEND - 1) * (pre_stride + 1), pre_stride, |
| Temp, len, len, len); |
| |
| // Sub-pel interpolation |
| xd->subpixel_predict16x16(pTemp, len, |
| (ymv.as_mv.col & 7) << 1, |
| (ymv.as_mv.row & 7) << 1, |
| dst_y, dst_ystride); |
| } else { |
| // Apply spatial filter to create the prediction directly |
| filter_mb(ptr, pre_stride, dst_y, dst_ystride, 16, 16); |
| } |
| } else |
| #endif |
| if ((ymv.as_mv.row | ymv.as_mv.col) & 7) { |
| xd->subpixel_predict16x16(ptr, pre_stride, |
| (ymv.as_mv.col & 7) << 1, |
| (ymv.as_mv.row & 7) << 1, |
| dst_y, dst_ystride); |
| } else { |
| RECON_INVOKE(&xd->rtcd->recon, copy16x16) |
| (ptr, pre_stride, dst_y, dst_ystride); |
| } |
| } |
| |
| void vp8_build_1st_inter16x16_predictors_mbuv(MACROBLOCKD *xd, |
| unsigned char *dst_u, |
| unsigned char *dst_v, |
| int dst_uvstride) { |
| int offset; |
| unsigned char *uptr, *vptr; |
| int pre_stride = xd->block[0].pre_stride; |
| int_mv _o16x16mv; |
| int_mv _16x16mv; |
| |
| _16x16mv.as_int = xd->mode_info_context->mbmi.mv[0].as_int; |
| |
| if (xd->mode_info_context->mbmi.need_to_clamp_mvs) |
| clamp_mv_to_umv_border(&_16x16mv.as_mv, xd); |
| |
| _o16x16mv = _16x16mv; |
| /* calc uv motion vectors */ |
| if (_16x16mv.as_mv.row < 0) |
| _16x16mv.as_mv.row -= 1; |
| else |
| _16x16mv.as_mv.row += 1; |
| |
| if (_16x16mv.as_mv.col < 0) |
| _16x16mv.as_mv.col -= 1; |
| else |
| _16x16mv.as_mv.col += 1; |
| |
| _16x16mv.as_mv.row /= 2; |
| _16x16mv.as_mv.col /= 2; |
| |
| _16x16mv.as_mv.row &= xd->fullpixel_mask; |
| _16x16mv.as_mv.col &= xd->fullpixel_mask; |
| |
| pre_stride >>= 1; |
| offset = (_16x16mv.as_mv.row >> 3) * pre_stride + (_16x16mv.as_mv.col >> 3); |
| uptr = xd->pre.u_buffer + offset; |
| vptr = xd->pre.v_buffer + offset; |
| |
| #if CONFIG_PRED_FILTER |
| if (xd->mode_info_context->mbmi.pred_filter_enabled) { |
| int i; |
| unsigned char *pSrc = uptr; |
| unsigned char *pDst = dst_u; |
| int len = 7 + (INTERP_EXTEND << 1); |
| unsigned char Temp[32 * 32]; // Data required by the sub-pel filter |
| unsigned char *pTemp = Temp + (INTERP_EXTEND - 1) * (len + 1); |
| |
| // U & V |
| for (i = 0; i < 2; i++) { |
| if (_o16x16mv.as_int & 0x000f000f) { |
| // Copy extended MB into Temp array, applying the spatial filter |
| filter_mb(pSrc - (INTERP_EXTEND - 1) * (pre_stride + 1), pre_stride, |
| Temp, len, len, len); |
| |
| // Sub-pel filter |
| xd->subpixel_predict8x8(pTemp, len, |
| _o16x16mv.as_mv.col & 15, |
| _o16x16mv.as_mv.row & 15, |
| pDst, dst_uvstride); |
| } else { |
| filter_mb(pSrc, pre_stride, pDst, dst_uvstride, 8, 8); |
| } |
| |
| // V |
| pSrc = vptr; |
| pDst = dst_v; |
| } |
| } else |
| #endif |
| if (_o16x16mv.as_int & 0x000f000f) { |
| xd->subpixel_predict8x8(uptr, pre_stride, _o16x16mv.as_mv.col & 15, |
| _o16x16mv.as_mv.row & 15, dst_u, dst_uvstride); |
| xd->subpixel_predict8x8(vptr, pre_stride, _o16x16mv.as_mv.col & 15, |
| _o16x16mv.as_mv.row & 15, dst_v, dst_uvstride); |
| } else { |
| RECON_INVOKE(&xd->rtcd->recon, copy8x8) |
| (uptr, pre_stride, dst_u, dst_uvstride); |
| RECON_INVOKE(&xd->rtcd->recon, copy8x8) |
| (vptr, pre_stride, dst_v, dst_uvstride); |
| } |
| } |
| |
| |
| void vp8_build_1st_inter16x16_predictors_mb(MACROBLOCKD *xd, |
| unsigned char *dst_y, |
| unsigned char *dst_u, |
| unsigned char *dst_v, |
| int dst_ystride, int dst_uvstride) { |
| vp8_build_1st_inter16x16_predictors_mby(xd, dst_y, dst_ystride, |
| xd->mode_info_context->mbmi.need_to_clamp_mvs); |
| vp8_build_1st_inter16x16_predictors_mbuv(xd, dst_u, dst_v, dst_uvstride); |
| } |
| |
| #if CONFIG_SUPERBLOCKS |
| void vp8_build_inter32x32_predictors_sb(MACROBLOCKD *x, |
| unsigned char *dst_y, |
| unsigned char *dst_u, |
| unsigned char *dst_v, |
| int dst_ystride, |
| int dst_uvstride) { |
| uint8_t *y1 = x->pre.y_buffer, *u1 = x->pre.u_buffer, *v1 = x->pre.v_buffer; |
| uint8_t *y2 = x->second_pre.y_buffer, *u2 = x->second_pre.u_buffer, |
| *v2 = x->second_pre.v_buffer; |
| int n; |
| |
| for (n = 0; n < 4; n++) |
| { |
| const int x_idx = n & 1, y_idx = n >> 1; |
| |
| x->pre.y_buffer = y1 + y_idx * 16 * x->pre.y_stride + x_idx * 16; |
| x->pre.u_buffer = u1 + y_idx * 8 * x->pre.uv_stride + x_idx * 8; |
| x->pre.v_buffer = v1 + y_idx * 8 * x->pre.uv_stride + x_idx * 8; |
| |
| vp8_build_1st_inter16x16_predictors_mb(x, |
| dst_y + y_idx * 16 * dst_ystride + x_idx * 16, |
| dst_u + y_idx * 8 * dst_uvstride + x_idx * 8, |
| dst_v + y_idx * 8 * dst_uvstride + x_idx * 8, |
| dst_ystride, dst_uvstride); |
| if (x->mode_info_context->mbmi.second_ref_frame) { |
| x->second_pre.y_buffer = y2 + y_idx * 16 * x->pre.y_stride + x_idx * 16; |
| x->second_pre.u_buffer = u2 + y_idx * 8 * x->pre.uv_stride + x_idx * 8; |
| x->second_pre.v_buffer = v2 + y_idx * 8 * x->pre.uv_stride + x_idx * 8; |
| |
| vp8_build_2nd_inter16x16_predictors_mb(x, |
| dst_y + y_idx * 16 * dst_ystride + x_idx * 16, |
| dst_u + y_idx * 8 * dst_uvstride + x_idx * 8, |
| dst_v + y_idx * 8 * dst_uvstride + x_idx * 8, |
| dst_ystride, dst_uvstride); |
| } |
| } |
| |
| x->pre.y_buffer = y1; |
| x->pre.u_buffer = u1; |
| x->pre.v_buffer = v1; |
| |
| if (x->mode_info_context->mbmi.second_ref_frame) { |
| x->second_pre.y_buffer = y2; |
| x->second_pre.u_buffer = u2; |
| x->second_pre.v_buffer = v2; |
| } |
| } |
| #endif |
| |
| /* |
| * The following functions should be called after an initial |
| * call to vp8_build_inter16x16_predictors_mb() or _mby()/_mbuv(). |
| * It will run a second sixtap filter on a (different) ref |
| * frame and average the result with the output of the |
| * first sixtap filter. The second reference frame is stored |
| * in x->second_pre (the reference frame index is in |
| * x->mode_info_context->mbmi.second_ref_frame). The second |
| * motion vector is x->mode_info_context->mbmi.second_mv. |
| * |
| * This allows blending prediction from two reference frames |
| * which sometimes leads to better prediction than from a |
| * single reference framer. |
| */ |
| void vp8_build_2nd_inter16x16_predictors_mby(MACROBLOCKD *xd, |
| unsigned char *dst_y, |
| int dst_ystride) { |
| unsigned char *ptr; |
| |
| int_mv _16x16mv; |
| int mv_row; |
| int mv_col; |
| |
| unsigned char *ptr_base = xd->second_pre.y_buffer; |
| int pre_stride = xd->block[0].pre_stride; |
| |
| _16x16mv.as_int = xd->mode_info_context->mbmi.mv[1].as_int; |
| |
| if (xd->mode_info_context->mbmi.need_to_clamp_secondmv) |
| clamp_mv_to_umv_border(&_16x16mv.as_mv, xd); |
| |
| mv_row = _16x16mv.as_mv.row; |
| mv_col = _16x16mv.as_mv.col; |
| |
| ptr = ptr_base + (mv_row >> 3) * pre_stride + (mv_col >> 3); |
| |
| #if CONFIG_PRED_FILTER |
| if (xd->mode_info_context->mbmi.pred_filter_enabled) { |
| if ((mv_row | mv_col) & 7) { |
| // Sub-pel filter needs extended input |
| int len = 15 + (INTERP_EXTEND << 1); |
| unsigned char Temp[32 * 32]; // Data required by sub-pel filter |
| unsigned char *pTemp = Temp + (INTERP_EXTEND - 1) * (len + 1); |
| |
| // Copy extended MB into Temp array, applying the spatial filter |
| filter_mb(ptr - (INTERP_EXTEND - 1) * (pre_stride + 1), pre_stride, |
| Temp, len, len, len); |
| |
| // Sub-pel filter |
| xd->subpixel_predict_avg16x16(pTemp, len, (mv_col & 7) << 1, |
| (mv_row & 7) << 1, dst_y, dst_ystride); |
| } else { |
| // TODO Needs to AVERAGE with the dst_y |
| // For now, do not apply the prediction filter in these cases! |
| RECON_INVOKE(&xd->rtcd->recon, avg16x16)(ptr, pre_stride, dst_y, |
| dst_ystride); |
| } |
| } else |
| #endif // CONFIG_PRED_FILTER |
| { |
| if ((mv_row | mv_col) & 7) { |
| xd->subpixel_predict_avg16x16(ptr, pre_stride, (mv_col & 7) << 1, |
| (mv_row & 7) << 1, dst_y, dst_ystride); |
| } else { |
| RECON_INVOKE(&xd->rtcd->recon, avg16x16)(ptr, pre_stride, dst_y, |
| dst_ystride); |
| } |
| } |
| } |
| |
| void vp8_build_2nd_inter16x16_predictors_mbuv(MACROBLOCKD *xd, |
| unsigned char *dst_u, |
| unsigned char *dst_v, |
| int dst_uvstride) { |
| int offset; |
| unsigned char *uptr, *vptr; |
| |
| int_mv _16x16mv; |
| int mv_row; |
| int mv_col; |
| int omv_row, omv_col; |
| |
| int pre_stride = xd->block[0].pre_stride; |
| |
| _16x16mv.as_int = xd->mode_info_context->mbmi.mv[1].as_int; |
| |
| if (xd->mode_info_context->mbmi.need_to_clamp_secondmv) |
| clamp_mv_to_umv_border(&_16x16mv.as_mv, xd); |
| |
| mv_row = _16x16mv.as_mv.row; |
| mv_col = _16x16mv.as_mv.col; |
| |
| /* calc uv motion vectors */ |
| omv_row = mv_row; |
| omv_col = mv_col; |
| mv_row = (mv_row + (mv_row > 0)) >> 1; |
| mv_col = (mv_col + (mv_col > 0)) >> 1; |
| |
| mv_row &= xd->fullpixel_mask; |
| mv_col &= xd->fullpixel_mask; |
| |
| pre_stride >>= 1; |
| offset = (mv_row >> 3) * pre_stride + (mv_col >> 3); |
| uptr = xd->second_pre.u_buffer + offset; |
| vptr = xd->second_pre.v_buffer + offset; |
| |
| #if CONFIG_PRED_FILTER |
| if (xd->mode_info_context->mbmi.pred_filter_enabled) { |
| int i; |
| int len = 7 + (INTERP_EXTEND << 1); |
| unsigned char Temp[32 * 32]; // Data required by sub-pel filter |
| unsigned char *pTemp = Temp + (INTERP_EXTEND - 1) * (len + 1); |
| unsigned char *pSrc = uptr; |
| unsigned char *pDst = dst_u; |
| |
| // U & V |
| for (i = 0; i < 2; i++) { |
| if ((omv_row | omv_col) & 15) { |
| // Copy extended MB into Temp array, applying the spatial filter |
| filter_mb(pSrc - (INTERP_EXTEND - 1) * (pre_stride + 1), pre_stride, |
| Temp, len, len, len); |
| |
| // Sub-pel filter |
| xd->subpixel_predict_avg8x8(pTemp, len, omv_col & 15, |
| omv_row & 15, pDst, dst_uvstride); |
| } else { |
| // TODO Needs to AVERAGE with the dst_[u|v] |
| // For now, do not apply the prediction filter here! |
| RECON_INVOKE(&xd->rtcd->recon, avg8x8)(pSrc, pre_stride, pDst, |
| dst_uvstride); |
| } |
| |
| // V |
| pSrc = vptr; |
| pDst = dst_v; |
| } |
| } else |
| #endif // CONFIG_PRED_FILTER |
| if ((omv_row | omv_col) & 15) { |
| xd->subpixel_predict_avg8x8(uptr, pre_stride, omv_col & 15, |
| omv_row & 15, dst_u, dst_uvstride); |
| xd->subpixel_predict_avg8x8(vptr, pre_stride, omv_col & 15, |
| omv_row & 15, dst_v, dst_uvstride); |
| } else { |
| RECON_INVOKE(&xd->rtcd->recon, avg8x8)(uptr, pre_stride, dst_u, dst_uvstride); |
| RECON_INVOKE(&xd->rtcd->recon, avg8x8)(vptr, pre_stride, dst_v, dst_uvstride); |
| } |
| } |
| |
| void vp8_build_2nd_inter16x16_predictors_mb(MACROBLOCKD *xd, |
| unsigned char *dst_y, |
| unsigned char *dst_u, |
| unsigned char *dst_v, |
| int dst_ystride, |
| int dst_uvstride) { |
| vp8_build_2nd_inter16x16_predictors_mby(xd, dst_y, dst_ystride); |
| vp8_build_2nd_inter16x16_predictors_mbuv(xd, dst_u, dst_v, dst_uvstride); |
| } |
| |
| static void build_inter4x4_predictors_mb(MACROBLOCKD *xd) { |
| int i; |
| MB_MODE_INFO * mbmi = &xd->mode_info_context->mbmi; |
| BLOCKD *blockd = xd->block; |
| |
| if (xd->mode_info_context->mbmi.partitioning < 3) { |
| blockd[ 0].bmi = xd->mode_info_context->bmi[ 0]; |
| blockd[ 2].bmi = xd->mode_info_context->bmi[ 2]; |
| blockd[ 8].bmi = xd->mode_info_context->bmi[ 8]; |
| blockd[10].bmi = xd->mode_info_context->bmi[10]; |
| |
| if (mbmi->need_to_clamp_mvs) { |
| clamp_mv_to_umv_border(&blockd[ 0].bmi.as_mv.first.as_mv, xd); |
| clamp_mv_to_umv_border(&blockd[ 2].bmi.as_mv.first.as_mv, xd); |
| clamp_mv_to_umv_border(&blockd[ 8].bmi.as_mv.first.as_mv, xd); |
| clamp_mv_to_umv_border(&blockd[10].bmi.as_mv.first.as_mv, xd); |
| if (mbmi->second_ref_frame) { |
| clamp_mv_to_umv_border(&blockd[ 0].bmi.as_mv.second.as_mv, xd); |
| clamp_mv_to_umv_border(&blockd[ 2].bmi.as_mv.second.as_mv, xd); |
| clamp_mv_to_umv_border(&blockd[ 8].bmi.as_mv.second.as_mv, xd); |
| clamp_mv_to_umv_border(&blockd[10].bmi.as_mv.second.as_mv, xd); |
| } |
| } |
| |
| |
| build_inter_predictors4b(xd, &blockd[ 0], 16); |
| build_inter_predictors4b(xd, &blockd[ 2], 16); |
| build_inter_predictors4b(xd, &blockd[ 8], 16); |
| build_inter_predictors4b(xd, &blockd[10], 16); |
| |
| if (mbmi->second_ref_frame) { |
| build_2nd_inter_predictors4b(xd, &blockd[ 0], 16); |
| build_2nd_inter_predictors4b(xd, &blockd[ 2], 16); |
| build_2nd_inter_predictors4b(xd, &blockd[ 8], 16); |
| build_2nd_inter_predictors4b(xd, &blockd[10], 16); |
| } |
| } else { |
| for (i = 0; i < 16; i += 2) { |
| BLOCKD *d0 = &blockd[i]; |
| BLOCKD *d1 = &blockd[i + 1]; |
| |
| blockd[i + 0].bmi = xd->mode_info_context->bmi[i + 0]; |
| blockd[i + 1].bmi = xd->mode_info_context->bmi[i + 1]; |
| |
| if (mbmi->need_to_clamp_mvs) { |
| clamp_mv_to_umv_border(&blockd[i + 0].bmi.as_mv.first.as_mv, xd); |
| clamp_mv_to_umv_border(&blockd[i + 1].bmi.as_mv.first.as_mv, xd); |
| if (mbmi->second_ref_frame) { |
| clamp_mv_to_umv_border(&blockd[i + 0].bmi.as_mv.second.as_mv, xd); |
| clamp_mv_to_umv_border(&blockd[i + 1].bmi.as_mv.second.as_mv, xd); |
| } |
| } |
| |
| if (d0->bmi.as_mv.first.as_int == d1->bmi.as_mv.first.as_int) |
| build_inter_predictors2b(xd, d0, 16); |
| else { |
| vp8_build_inter_predictors_b(d0, 16, xd->subpixel_predict); |
| vp8_build_inter_predictors_b(d1, 16, xd->subpixel_predict); |
| } |
| |
| if (mbmi->second_ref_frame) { |
| vp8_build_2nd_inter_predictors_b(d0, 16, xd->subpixel_predict_avg); |
| vp8_build_2nd_inter_predictors_b(d1, 16, xd->subpixel_predict_avg); |
| } |
| } |
| } |
| |
| for (i = 16; i < 24; i += 2) { |
| BLOCKD *d0 = &blockd[i]; |
| BLOCKD *d1 = &blockd[i + 1]; |
| |
| if (d0->bmi.as_mv.first.as_int == d1->bmi.as_mv.first.as_int) |
| build_inter_predictors2b(xd, d0, 8); |
| else { |
| vp8_build_inter_predictors_b(d0, 8, xd->subpixel_predict); |
| vp8_build_inter_predictors_b(d1, 8, xd->subpixel_predict); |
| } |
| |
| if (mbmi->second_ref_frame) { |
| vp8_build_2nd_inter_predictors_b(d0, 8, xd->subpixel_predict_avg); |
| vp8_build_2nd_inter_predictors_b(d1, 8, xd->subpixel_predict_avg); |
| } |
| } |
| } |
| |
| static |
| void build_4x4uvmvs(MACROBLOCKD *xd) { |
| int i, j; |
| BLOCKD *blockd = xd->block; |
| |
| for (i = 0; i < 2; i++) { |
| for (j = 0; j < 2; j++) { |
| int yoffset = i * 8 + j * 2; |
| int uoffset = 16 + i * 2 + j; |
| int voffset = 20 + i * 2 + j; |
| |
| int temp; |
| |
| temp = xd->mode_info_context->bmi[yoffset + 0].as_mv.first.as_mv.row |
| + xd->mode_info_context->bmi[yoffset + 1].as_mv.first.as_mv.row |
| + xd->mode_info_context->bmi[yoffset + 4].as_mv.first.as_mv.row |
| + xd->mode_info_context->bmi[yoffset + 5].as_mv.first.as_mv.row; |
| |
| if (temp < 0) temp -= 4; |
| else temp += 4; |
| |
| blockd[uoffset].bmi.as_mv.first.as_mv.row = (temp / 8) & |
| xd->fullpixel_mask; |
| |
| temp = xd->mode_info_context->bmi[yoffset + 0].as_mv.first.as_mv.col |
| + xd->mode_info_context->bmi[yoffset + 1].as_mv.first.as_mv.col |
| + xd->mode_info_context->bmi[yoffset + 4].as_mv.first.as_mv.col |
| + xd->mode_info_context->bmi[yoffset + 5].as_mv.first.as_mv.col; |
| |
| if (temp < 0) temp -= 4; |
| else temp += 4; |
| |
| blockd[uoffset].bmi.as_mv.first.as_mv.col = (temp / 8) & |
| xd->fullpixel_mask; |
| |
| // if (x->mode_info_context->mbmi.need_to_clamp_mvs) |
| clamp_uvmv_to_umv_border(&blockd[uoffset].bmi.as_mv.first.as_mv, xd); |
| |
| // if (x->mode_info_context->mbmi.need_to_clamp_mvs) |
| clamp_uvmv_to_umv_border(&blockd[uoffset].bmi.as_mv.first.as_mv, xd); |
| |
| blockd[voffset].bmi.as_mv.first.as_mv.row = |
| blockd[uoffset].bmi.as_mv.first.as_mv.row; |
| blockd[voffset].bmi.as_mv.first.as_mv.col = |
| blockd[uoffset].bmi.as_mv.first.as_mv.col; |
| |
| if (xd->mode_info_context->mbmi.second_ref_frame) { |
| temp = xd->mode_info_context->bmi[yoffset + 0].as_mv.second.as_mv.row |
| + xd->mode_info_context->bmi[yoffset + 1].as_mv.second.as_mv.row |
| + xd->mode_info_context->bmi[yoffset + 4].as_mv.second.as_mv.row |
| + xd->mode_info_context->bmi[yoffset + 5].as_mv.second.as_mv.row; |
| |
| if (temp < 0) { |
| temp -= 4; |
| } else { |
| temp += 4; |
| } |
| |
| blockd[uoffset].bmi.as_mv.second.as_mv.row = (temp / 8) & |
| xd->fullpixel_mask; |
| |
| temp = xd->mode_info_context->bmi[yoffset + 0].as_mv.second.as_mv.col |
| + xd->mode_info_context->bmi[yoffset + 1].as_mv.second.as_mv.col |
| + xd->mode_info_context->bmi[yoffset + 4].as_mv.second.as_mv.col |
| + xd->mode_info_context->bmi[yoffset + 5].as_mv.second.as_mv.col; |
| |
| if (temp < 0) { |
| temp -= 4; |
| } else { |
| temp += 4; |
| } |
| |
| blockd[uoffset].bmi.as_mv.second.as_mv.col = (temp / 8) & |
| xd->fullpixel_mask; |
| |
| // if (mbmi->need_to_clamp_mvs) |
| clamp_uvmv_to_umv_border( |
| &blockd[uoffset].bmi.as_mv.second.as_mv, xd); |
| |
| // if (mbmi->need_to_clamp_mvs) |
| clamp_uvmv_to_umv_border( |
| &blockd[uoffset].bmi.as_mv.second.as_mv, xd); |
| |
| blockd[voffset].bmi.as_mv.second.as_mv.row = |
| blockd[uoffset].bmi.as_mv.second.as_mv.row; |
| blockd[voffset].bmi.as_mv.second.as_mv.col = |
| blockd[uoffset].bmi.as_mv.second.as_mv.col; |
| } |
| } |
| } |
| } |
| |
| void vp8_build_inter_predictors_mb(MACROBLOCKD *xd) { |
| if (xd->mode_info_context->mbmi.mode != SPLITMV) { |
| vp8_build_1st_inter16x16_predictors_mb(xd, xd->predictor, |
| &xd->predictor[256], |
| &xd->predictor[320], 16, 8); |
| |
| if (xd->mode_info_context->mbmi.second_ref_frame) { |
| /* 256 = offset of U plane in Y+U+V buffer; |
| * 320 = offset of V plane in Y+U+V buffer. |
| * (256=16x16, 320=16x16+8x8). */ |
| vp8_build_2nd_inter16x16_predictors_mb(xd, xd->predictor, |
| &xd->predictor[256], |
| &xd->predictor[320], 16, 8); |
| } |
| } else { |
| build_4x4uvmvs(xd); |
| build_inter4x4_predictors_mb(xd); |
| } |
| } |
