985 lines
34 KiB
C
985 lines
34 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "./vpx_config.h"
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#include "vpx/vpx_integer.h"
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#include "vp9/common/vp9_blockd.h"
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#include "vp9/common/vp9_reconinter.h"
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#include "vp9/common/vp9_reconintra.h"
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void vp9_setup_interp_filters(MACROBLOCKD *xd,
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INTERPOLATIONFILTERTYPE mcomp_filter_type,
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VP9_COMMON *cm) {
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#if CONFIG_ENABLE_6TAP
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if (mcomp_filter_type == SIXTAP) {
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xd->subpixel_predict4x4 = vp9_sixtap_predict4x4;
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xd->subpixel_predict8x4 = vp9_sixtap_predict8x4;
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xd->subpixel_predict8x8 = vp9_sixtap_predict8x8;
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xd->subpixel_predict16x16 = vp9_sixtap_predict16x16;
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xd->subpixel_predict_avg4x4 = vp9_sixtap_predict_avg4x4;
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xd->subpixel_predict_avg8x8 = vp9_sixtap_predict_avg8x8;
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xd->subpixel_predict_avg16x16 = vp9_sixtap_predict_avg16x16;
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} else {
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#endif
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if (mcomp_filter_type == EIGHTTAP || mcomp_filter_type == SWITCHABLE) {
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xd->subpixel_predict4x4 = vp9_eighttap_predict4x4;
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xd->subpixel_predict8x4 = vp9_eighttap_predict8x4;
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xd->subpixel_predict8x8 = vp9_eighttap_predict8x8;
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xd->subpixel_predict16x16 = vp9_eighttap_predict16x16;
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xd->subpixel_predict_avg4x4 = vp9_eighttap_predict_avg4x4;
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xd->subpixel_predict_avg8x8 = vp9_eighttap_predict_avg8x8;
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xd->subpixel_predict_avg16x16 = vp9_eighttap_predict_avg16x16;
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} else if (mcomp_filter_type == EIGHTTAP_SMOOTH) {
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xd->subpixel_predict4x4 = vp9_eighttap_predict4x4_smooth;
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xd->subpixel_predict8x4 = vp9_eighttap_predict8x4_smooth;
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xd->subpixel_predict8x8 = vp9_eighttap_predict8x8_smooth;
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xd->subpixel_predict16x16 = vp9_eighttap_predict16x16_smooth;
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xd->subpixel_predict_avg4x4 = vp9_eighttap_predict_avg4x4_smooth;
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xd->subpixel_predict_avg8x8 = vp9_eighttap_predict_avg8x8_smooth;
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xd->subpixel_predict_avg16x16 = vp9_eighttap_predict_avg16x16_smooth;
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} else if (mcomp_filter_type == EIGHTTAP_SHARP) {
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xd->subpixel_predict4x4 = vp9_eighttap_predict4x4_sharp;
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xd->subpixel_predict8x4 = vp9_eighttap_predict8x4_sharp;
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xd->subpixel_predict8x8 = vp9_eighttap_predict8x8_sharp;
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xd->subpixel_predict16x16 = vp9_eighttap_predict16x16_sharp;
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xd->subpixel_predict_avg4x4 = vp9_eighttap_predict_avg4x4_sharp;
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xd->subpixel_predict_avg8x8 = vp9_eighttap_predict_avg8x8_sharp;
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xd->subpixel_predict_avg16x16 = vp9_eighttap_predict_avg16x16_sharp_c;
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} else {
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xd->subpixel_predict4x4 = vp9_bilinear_predict4x4;
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xd->subpixel_predict8x4 = vp9_bilinear_predict8x4;
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xd->subpixel_predict8x8 = vp9_bilinear_predict8x8;
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xd->subpixel_predict16x16 = vp9_bilinear_predict16x16;
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xd->subpixel_predict_avg4x4 = vp9_bilinear_predict_avg4x4;
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xd->subpixel_predict_avg8x8 = vp9_bilinear_predict_avg8x8;
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xd->subpixel_predict_avg16x16 = vp9_bilinear_predict_avg16x16;
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}
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#if CONFIG_ENABLE_6TAP
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}
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#endif
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}
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void vp9_copy_mem16x16_c(uint8_t *src,
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int src_stride,
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uint8_t *dst,
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int dst_stride) {
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int r;
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for (r = 0; r < 16; r++) {
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#if !(CONFIG_FAST_UNALIGNED)
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dst[0] = src[0];
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dst[1] = src[1];
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dst[2] = src[2];
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dst[3] = src[3];
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dst[4] = src[4];
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dst[5] = src[5];
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dst[6] = src[6];
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dst[7] = src[7];
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dst[8] = src[8];
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dst[9] = src[9];
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dst[10] = src[10];
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dst[11] = src[11];
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dst[12] = src[12];
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dst[13] = src[13];
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dst[14] = src[14];
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dst[15] = src[15];
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#else
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((uint32_t *)dst)[0] = ((uint32_t *)src)[0];
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((uint32_t *)dst)[1] = ((uint32_t *)src)[1];
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((uint32_t *)dst)[2] = ((uint32_t *)src)[2];
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((uint32_t *)dst)[3] = ((uint32_t *)src)[3];
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#endif
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp9_avg_mem16x16_c(uint8_t *src,
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int src_stride,
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uint8_t *dst,
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int dst_stride) {
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int r;
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for (r = 0; r < 16; r++) {
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int n;
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for (n = 0; n < 16; n++) {
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dst[n] = (dst[n] + src[n] + 1) >> 1;
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}
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp9_copy_mem8x8_c(uint8_t *src,
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int src_stride,
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uint8_t *dst,
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int dst_stride) {
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int r;
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for (r = 0; r < 8; r++) {
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#if !(CONFIG_FAST_UNALIGNED)
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dst[0] = src[0];
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dst[1] = src[1];
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dst[2] = src[2];
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dst[3] = src[3];
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dst[4] = src[4];
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dst[5] = src[5];
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dst[6] = src[6];
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dst[7] = src[7];
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#else
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((uint32_t *)dst)[0] = ((uint32_t *)src)[0];
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((uint32_t *)dst)[1] = ((uint32_t *)src)[1];
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#endif
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp9_avg_mem8x8_c(uint8_t *src,
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int src_stride,
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uint8_t *dst,
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int dst_stride) {
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int r;
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for (r = 0; r < 8; r++) {
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int n;
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for (n = 0; n < 8; n++) {
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dst[n] = (dst[n] + src[n] + 1) >> 1;
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}
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp9_copy_mem8x4_c(uint8_t *src,
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int src_stride,
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uint8_t *dst,
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int dst_stride) {
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int r;
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for (r = 0; r < 4; r++) {
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#if !(CONFIG_FAST_UNALIGNED)
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dst[0] = src[0];
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dst[1] = src[1];
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dst[2] = src[2];
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dst[3] = src[3];
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dst[4] = src[4];
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dst[5] = src[5];
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dst[6] = src[6];
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dst[7] = src[7];
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#else
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((uint32_t *)dst)[0] = ((uint32_t *)src)[0];
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((uint32_t *)dst)[1] = ((uint32_t *)src)[1];
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#endif
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src += src_stride;
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dst += dst_stride;
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}
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}
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void vp9_build_inter_predictors_b(BLOCKD *d, int pitch, vp9_subpix_fn_t sppf) {
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int r;
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uint8_t *ptr_base;
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uint8_t *ptr;
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uint8_t *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_pre);
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mv.as_int = d->bmi.as_mv.first.as_int;
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7) {
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride +
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(mv.as_mv.col >> 3);
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sppf(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1, (mv.as_mv.row & 7) << 1,
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pred_ptr, pitch);
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} else {
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ptr_base += d->pre + (mv.as_mv.row >> 3) * d->pre_stride +
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(mv.as_mv.col >> 3);
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ptr = ptr_base;
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for (r = 0; r < 4; r++) {
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#if !(CONFIG_FAST_UNALIGNED)
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pred_ptr[0] = ptr[0];
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pred_ptr[1] = ptr[1];
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pred_ptr[2] = ptr[2];
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pred_ptr[3] = ptr[3];
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#else
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*(uint32_t *)pred_ptr = *(uint32_t *)ptr;
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#endif
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pred_ptr += pitch;
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ptr += d->pre_stride;
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}
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}
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}
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/*
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* Similar to vp9_build_inter_predictors_b(), but instead of storing the
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* results in d->predictor, we average the contents of d->predictor (which
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* come from an earlier call to vp9_build_inter_predictors_b()) with the
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* predictor of the second reference frame / motion vector.
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*/
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void vp9_build_2nd_inter_predictors_b(BLOCKD *d, int pitch,
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vp9_subpix_fn_t sppf) {
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int r;
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uint8_t *ptr_base;
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uint8_t *ptr;
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uint8_t *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_second_pre);
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mv.as_int = d->bmi.as_mv.second.as_int;
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7) {
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride +
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(mv.as_mv.col >> 3);
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sppf(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1, (mv.as_mv.row & 7) << 1,
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pred_ptr, pitch);
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} else {
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ptr_base += d->pre + (mv.as_mv.row >> 3) * d->pre_stride +
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(mv.as_mv.col >> 3);
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ptr = ptr_base;
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for (r = 0; r < 4; r++) {
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pred_ptr[0] = (pred_ptr[0] + ptr[0] + 1) >> 1;
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pred_ptr[1] = (pred_ptr[1] + ptr[1] + 1) >> 1;
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pred_ptr[2] = (pred_ptr[2] + ptr[2] + 1) >> 1;
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pred_ptr[3] = (pred_ptr[3] + ptr[3] + 1) >> 1;
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pred_ptr += pitch;
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ptr += d->pre_stride;
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}
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}
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}
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void vp9_build_inter_predictors4b(MACROBLOCKD *xd, BLOCKD *d, int pitch) {
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uint8_t *ptr_base;
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uint8_t *ptr;
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uint8_t *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_pre);
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mv.as_int = d->bmi.as_mv.first.as_int;
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride +
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(mv.as_mv.col >> 3);
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7) {
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xd->subpixel_predict8x8(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1,
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(mv.as_mv.row & 7) << 1, pred_ptr, pitch);
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} else {
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vp9_copy_mem8x8(ptr, d->pre_stride, pred_ptr, pitch);
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}
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}
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/*
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* Similar to build_inter_predictors_4b(), but instead of storing the
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* results in d->predictor, we average the contents of d->predictor (which
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* come from an earlier call to build_inter_predictors_4b()) with the
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* predictor of the second reference frame / motion vector.
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*/
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void vp9_build_2nd_inter_predictors4b(MACROBLOCKD *xd,
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BLOCKD *d, int pitch) {
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uint8_t *ptr_base;
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uint8_t *ptr;
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uint8_t *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_second_pre);
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mv.as_int = d->bmi.as_mv.second.as_int;
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride +
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(mv.as_mv.col >> 3);
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7) {
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xd->subpixel_predict_avg8x8(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1,
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(mv.as_mv.row & 7) << 1, pred_ptr, pitch);
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} else {
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vp9_avg_mem8x8(ptr, d->pre_stride, pred_ptr, pitch);
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}
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}
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static void build_inter_predictors2b(MACROBLOCKD *xd, BLOCKD *d, int pitch) {
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uint8_t *ptr_base;
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uint8_t *ptr;
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uint8_t *pred_ptr = d->predictor;
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int_mv mv;
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ptr_base = *(d->base_pre);
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mv.as_int = d->bmi.as_mv.first.as_int;
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ptr = ptr_base + d->pre + (mv.as_mv.row >> 3) * d->pre_stride +
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(mv.as_mv.col >> 3);
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if (mv.as_mv.row & 7 || mv.as_mv.col & 7) {
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xd->subpixel_predict8x4(ptr, d->pre_stride, (mv.as_mv.col & 7) << 1,
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(mv.as_mv.row & 7) << 1, pred_ptr, pitch);
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} else {
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vp9_copy_mem8x4(ptr, d->pre_stride, pred_ptr, pitch);
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}
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}
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/*encoder only*/
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void vp9_build_inter4x4_predictors_mbuv(MACROBLOCKD *xd) {
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int i, j;
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BLOCKD *blockd = xd->block;
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/* build uv mvs */
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for (i = 0; i < 2; i++) {
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for (j = 0; j < 2; j++) {
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int yoffset = i * 8 + j * 2;
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int uoffset = 16 + i * 2 + j;
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int voffset = 20 + i * 2 + j;
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int temp;
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temp = blockd[yoffset ].bmi.as_mv.first.as_mv.row
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+ blockd[yoffset + 1].bmi.as_mv.first.as_mv.row
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+ blockd[yoffset + 4].bmi.as_mv.first.as_mv.row
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+ blockd[yoffset + 5].bmi.as_mv.first.as_mv.row;
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if (temp < 0) temp -= 4;
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else temp += 4;
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xd->block[uoffset].bmi.as_mv.first.as_mv.row = (temp / 8) &
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xd->fullpixel_mask;
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temp = blockd[yoffset ].bmi.as_mv.first.as_mv.col
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+ blockd[yoffset + 1].bmi.as_mv.first.as_mv.col
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+ blockd[yoffset + 4].bmi.as_mv.first.as_mv.col
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+ blockd[yoffset + 5].bmi.as_mv.first.as_mv.col;
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if (temp < 0) temp -= 4;
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else temp += 4;
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blockd[uoffset].bmi.as_mv.first.as_mv.col = (temp / 8) &
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xd->fullpixel_mask;
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blockd[voffset].bmi.as_mv.first.as_mv.row =
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blockd[uoffset].bmi.as_mv.first.as_mv.row;
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blockd[voffset].bmi.as_mv.first.as_mv.col =
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blockd[uoffset].bmi.as_mv.first.as_mv.col;
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if (xd->mode_info_context->mbmi.second_ref_frame > 0) {
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temp = blockd[yoffset ].bmi.as_mv.second.as_mv.row
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+ blockd[yoffset + 1].bmi.as_mv.second.as_mv.row
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+ blockd[yoffset + 4].bmi.as_mv.second.as_mv.row
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+ blockd[yoffset + 5].bmi.as_mv.second.as_mv.row;
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if (temp < 0) {
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temp -= 4;
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} else {
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temp += 4;
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}
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blockd[uoffset].bmi.as_mv.second.as_mv.row = (temp / 8) &
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xd->fullpixel_mask;
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temp = blockd[yoffset ].bmi.as_mv.second.as_mv.col
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+ blockd[yoffset + 1].bmi.as_mv.second.as_mv.col
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+ blockd[yoffset + 4].bmi.as_mv.second.as_mv.col
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+ blockd[yoffset + 5].bmi.as_mv.second.as_mv.col;
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if (temp < 0) {
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temp -= 4;
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} else {
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temp += 4;
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}
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blockd[uoffset].bmi.as_mv.second.as_mv.col = (temp / 8) &
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xd->fullpixel_mask;
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blockd[voffset].bmi.as_mv.second.as_mv.row =
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blockd[uoffset].bmi.as_mv.second.as_mv.row;
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blockd[voffset].bmi.as_mv.second.as_mv.col =
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blockd[uoffset].bmi.as_mv.second.as_mv.col;
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}
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}
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}
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for (i = 16; i < 24; i += 2) {
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BLOCKD *d0 = &blockd[i];
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BLOCKD *d1 = &blockd[i + 1];
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if (d0->bmi.as_mv.first.as_int == d1->bmi.as_mv.first.as_int)
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build_inter_predictors2b(xd, d0, 8);
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else {
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vp9_build_inter_predictors_b(d0, 8, xd->subpixel_predict4x4);
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vp9_build_inter_predictors_b(d1, 8, xd->subpixel_predict4x4);
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}
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if (xd->mode_info_context->mbmi.second_ref_frame > 0) {
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vp9_build_2nd_inter_predictors_b(d0, 8, xd->subpixel_predict_avg4x4);
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vp9_build_2nd_inter_predictors_b(d1, 8, xd->subpixel_predict_avg4x4);
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}
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}
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}
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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 + VP9_INTERP_EXTEND) << 3)))
|
|
mv->col = xd->mb_to_left_edge - (16 << 3);
|
|
else if (mv->col > xd->mb_to_right_edge + ((15 + VP9_INTERP_EXTEND) << 3))
|
|
mv->col = xd->mb_to_right_edge + (16 << 3);
|
|
|
|
if (mv->row < (xd->mb_to_top_edge - ((16 + VP9_INTERP_EXTEND) << 3)))
|
|
mv->row = xd->mb_to_top_edge - (16 << 3);
|
|
else if (mv->row > xd->mb_to_bottom_edge + ((15 + VP9_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) {
|
|
const int extend = VP9_INTERP_EXTEND;
|
|
|
|
mv->col = (2 * mv->col < (xd->mb_to_left_edge - ((16 + extend) << 3))) ?
|
|
(xd->mb_to_left_edge - (16 << 3)) >> 1 : mv->col;
|
|
mv->col = (2 * mv->col > xd->mb_to_right_edge + ((15 + extend) << 3)) ?
|
|
(xd->mb_to_right_edge + (16 << 3)) >> 1 : mv->col;
|
|
|
|
mv->row = (2 * mv->row < (xd->mb_to_top_edge - ((16 + extend) << 3))) ?
|
|
(xd->mb_to_top_edge - (16 << 3)) >> 1 : mv->row;
|
|
mv->row = (2 * mv->row > xd->mb_to_bottom_edge + ((15 + extend) << 3)) ?
|
|
(xd->mb_to_bottom_edge + (16 << 3)) >> 1 : mv->row;
|
|
}
|
|
|
|
/*encoder only*/
|
|
void vp9_build_1st_inter16x16_predictors_mby(MACROBLOCKD *xd,
|
|
uint8_t *dst_y,
|
|
int dst_ystride,
|
|
int clamp_mvs) {
|
|
uint8_t *ptr_base = xd->pre.y_buffer;
|
|
uint8_t *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 ((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 {
|
|
vp9_copy_mem16x16(ptr, pre_stride, dst_y, dst_ystride);
|
|
}
|
|
}
|
|
|
|
void vp9_build_1st_inter16x16_predictors_mbuv(MACROBLOCKD *xd,
|
|
uint8_t *dst_u,
|
|
uint8_t *dst_v,
|
|
int dst_uvstride) {
|
|
int offset;
|
|
uint8_t *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 (_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 {
|
|
vp9_copy_mem8x8(uptr, pre_stride, dst_u, dst_uvstride);
|
|
vp9_copy_mem8x8(vptr, pre_stride, dst_v, dst_uvstride);
|
|
}
|
|
}
|
|
|
|
|
|
void vp9_build_1st_inter16x16_predictors_mb(MACROBLOCKD *xd,
|
|
uint8_t *dst_y,
|
|
uint8_t *dst_u,
|
|
uint8_t *dst_v,
|
|
int dst_ystride, int dst_uvstride) {
|
|
vp9_build_1st_inter16x16_predictors_mby(xd, dst_y, dst_ystride,
|
|
xd->mode_info_context->mbmi.need_to_clamp_mvs);
|
|
vp9_build_1st_inter16x16_predictors_mbuv(xd, dst_u, dst_v, dst_uvstride);
|
|
}
|
|
|
|
void vp9_build_inter32x32_predictors_sb(MACROBLOCKD *x,
|
|
uint8_t *dst_y,
|
|
uint8_t *dst_u,
|
|
uint8_t *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 edge[4], n;
|
|
|
|
edge[0] = x->mb_to_top_edge;
|
|
edge[1] = x->mb_to_bottom_edge;
|
|
edge[2] = x->mb_to_left_edge;
|
|
edge[3] = x->mb_to_right_edge;
|
|
|
|
for (n = 0; n < 4; n++) {
|
|
const int x_idx = n & 1, y_idx = n >> 1;
|
|
|
|
x->mb_to_top_edge = edge[0] - ((y_idx * 16) << 3);
|
|
x->mb_to_bottom_edge = edge[1] + (((1 - y_idx) * 16) << 3);
|
|
x->mb_to_left_edge = edge[2] - ((x_idx * 16) << 3);
|
|
x->mb_to_right_edge = edge[3] + (((1 - x_idx) * 16) << 3);
|
|
|
|
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;
|
|
|
|
vp9_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 > 0) {
|
|
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;
|
|
|
|
vp9_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->mb_to_top_edge = edge[0];
|
|
x->mb_to_bottom_edge = edge[1];
|
|
x->mb_to_left_edge = edge[2];
|
|
x->mb_to_right_edge = edge[3];
|
|
|
|
x->pre.y_buffer = y1;
|
|
x->pre.u_buffer = u1;
|
|
x->pre.v_buffer = v1;
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame > 0) {
|
|
x->second_pre.y_buffer = y2;
|
|
x->second_pre.u_buffer = u2;
|
|
x->second_pre.v_buffer = v2;
|
|
}
|
|
|
|
#if CONFIG_COMP_INTERINTRA_PRED
|
|
if (x->mode_info_context->mbmi.second_ref_frame == INTRA_FRAME) {
|
|
vp9_build_interintra_32x32_predictors_sb(
|
|
x, dst_y, dst_u, dst_v, dst_ystride, dst_uvstride);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void vp9_build_inter64x64_predictors_sb(MACROBLOCKD *x,
|
|
uint8_t *dst_y,
|
|
uint8_t *dst_u,
|
|
uint8_t *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 edge[4], n;
|
|
|
|
edge[0] = x->mb_to_top_edge;
|
|
edge[1] = x->mb_to_bottom_edge;
|
|
edge[2] = x->mb_to_left_edge;
|
|
edge[3] = x->mb_to_right_edge;
|
|
|
|
for (n = 0; n < 4; n++) {
|
|
const int x_idx = n & 1, y_idx = n >> 1;
|
|
|
|
x->mb_to_top_edge = edge[0] - ((y_idx * 32) << 3);
|
|
x->mb_to_bottom_edge = edge[1] + (((1 - y_idx) * 32) << 3);
|
|
x->mb_to_left_edge = edge[2] - ((x_idx * 32) << 3);
|
|
x->mb_to_right_edge = edge[3] + (((1 - x_idx) * 32) << 3);
|
|
|
|
x->pre.y_buffer = y1 + y_idx * 32 * x->pre.y_stride + x_idx * 32;
|
|
x->pre.u_buffer = u1 + y_idx * 16 * x->pre.uv_stride + x_idx * 16;
|
|
x->pre.v_buffer = v1 + y_idx * 16 * x->pre.uv_stride + x_idx * 16;
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame > 0) {
|
|
x->second_pre.y_buffer = y2 + y_idx * 32 * x->pre.y_stride + x_idx * 32;
|
|
x->second_pre.u_buffer = u2 + y_idx * 16 * x->pre.uv_stride + x_idx * 16;
|
|
x->second_pre.v_buffer = v2 + y_idx * 16 * x->pre.uv_stride + x_idx * 16;
|
|
}
|
|
|
|
vp9_build_inter32x32_predictors_sb(x,
|
|
dst_y + y_idx * 32 * dst_ystride + x_idx * 32,
|
|
dst_u + y_idx * 16 * dst_uvstride + x_idx * 16,
|
|
dst_v + y_idx * 16 * dst_uvstride + x_idx * 16,
|
|
dst_ystride, dst_uvstride);
|
|
}
|
|
|
|
x->mb_to_top_edge = edge[0];
|
|
x->mb_to_bottom_edge = edge[1];
|
|
x->mb_to_left_edge = edge[2];
|
|
x->mb_to_right_edge = edge[3];
|
|
|
|
x->pre.y_buffer = y1;
|
|
x->pre.u_buffer = u1;
|
|
x->pre.v_buffer = v1;
|
|
|
|
if (x->mode_info_context->mbmi.second_ref_frame > 0) {
|
|
x->second_pre.y_buffer = y2;
|
|
x->second_pre.u_buffer = u2;
|
|
x->second_pre.v_buffer = v2;
|
|
}
|
|
|
|
#if CONFIG_COMP_INTERINTRA_PRED
|
|
if (x->mode_info_context->mbmi.second_ref_frame == INTRA_FRAME) {
|
|
vp9_build_interintra_64x64_predictors_sb(x, dst_y, dst_u, dst_v,
|
|
dst_ystride, dst_uvstride);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/*
|
|
* The following functions should be called after an initial
|
|
* call to vp9_build_1st_inter16x16_predictors_mb() or _mby()/_mbuv().
|
|
* It will run a second filter on a (different) ref
|
|
* frame and average the result with the output of the
|
|
* first 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 vp9_build_2nd_inter16x16_predictors_mby(MACROBLOCKD *xd,
|
|
uint8_t *dst_y,
|
|
int dst_ystride) {
|
|
uint8_t *ptr;
|
|
|
|
int_mv _16x16mv;
|
|
int mv_row;
|
|
int mv_col;
|
|
|
|
uint8_t *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 ((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 {
|
|
vp9_avg_mem16x16(ptr, pre_stride, dst_y, dst_ystride);
|
|
}
|
|
}
|
|
|
|
void vp9_build_2nd_inter16x16_predictors_mbuv(MACROBLOCKD *xd,
|
|
uint8_t *dst_u,
|
|
uint8_t *dst_v,
|
|
int dst_uvstride) {
|
|
int offset;
|
|
uint8_t *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 ((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 {
|
|
vp9_avg_mem8x8(uptr, pre_stride, dst_u, dst_uvstride);
|
|
vp9_avg_mem8x8(vptr, pre_stride, dst_v, dst_uvstride);
|
|
}
|
|
}
|
|
|
|
void vp9_build_2nd_inter16x16_predictors_mb(MACROBLOCKD *xd,
|
|
uint8_t *dst_y,
|
|
uint8_t *dst_u,
|
|
uint8_t *dst_v,
|
|
int dst_ystride,
|
|
int dst_uvstride) {
|
|
vp9_build_2nd_inter16x16_predictors_mby(xd, dst_y, dst_ystride);
|
|
vp9_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 != PARTITIONING_4X4) {
|
|
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 > 0) {
|
|
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);
|
|
}
|
|
}
|
|
|
|
|
|
vp9_build_inter_predictors4b(xd, &blockd[ 0], 16);
|
|
vp9_build_inter_predictors4b(xd, &blockd[ 2], 16);
|
|
vp9_build_inter_predictors4b(xd, &blockd[ 8], 16);
|
|
vp9_build_inter_predictors4b(xd, &blockd[10], 16);
|
|
|
|
if (mbmi->second_ref_frame > 0) {
|
|
vp9_build_2nd_inter_predictors4b(xd, &blockd[ 0], 16);
|
|
vp9_build_2nd_inter_predictors4b(xd, &blockd[ 2], 16);
|
|
vp9_build_2nd_inter_predictors4b(xd, &blockd[ 8], 16);
|
|
vp9_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 > 0) {
|
|
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 {
|
|
vp9_build_inter_predictors_b(d0, 16, xd->subpixel_predict4x4);
|
|
vp9_build_inter_predictors_b(d1, 16, xd->subpixel_predict4x4);
|
|
}
|
|
|
|
if (mbmi->second_ref_frame > 0) {
|
|
vp9_build_2nd_inter_predictors_b(d0, 16, xd->subpixel_predict_avg4x4);
|
|
vp9_build_2nd_inter_predictors_b(d1, 16, xd->subpixel_predict_avg4x4);
|
|
}
|
|
}
|
|
}
|
|
|
|
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 {
|
|
vp9_build_inter_predictors_b(d0, 8, xd->subpixel_predict4x4);
|
|
vp9_build_inter_predictors_b(d1, 8, xd->subpixel_predict4x4);
|
|
}
|
|
|
|
if (mbmi->second_ref_frame > 0) {
|
|
vp9_build_2nd_inter_predictors_b(d0, 8, xd->subpixel_predict_avg4x4);
|
|
vp9_build_2nd_inter_predictors_b(d1, 8, xd->subpixel_predict_avg4x4);
|
|
}
|
|
}
|
|
}
|
|
|
|
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 > 0) {
|
|
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 vp9_build_inter_predictors_mb(MACROBLOCKD *xd) {
|
|
if (xd->mode_info_context->mbmi.mode != SPLITMV) {
|
|
vp9_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 > 0) {
|
|
/* 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). */
|
|
vp9_build_2nd_inter16x16_predictors_mb(xd, xd->predictor,
|
|
&xd->predictor[256],
|
|
&xd->predictor[320], 16, 8);
|
|
}
|
|
#if CONFIG_COMP_INTERINTRA_PRED
|
|
else if (xd->mode_info_context->mbmi.second_ref_frame == INTRA_FRAME) {
|
|
vp9_build_interintra_16x16_predictors_mb(xd, xd->predictor,
|
|
&xd->predictor[256],
|
|
&xd->predictor[320], 16, 8);
|
|
}
|
|
#endif
|
|
} else {
|
|
build_4x4uvmvs(xd);
|
|
build_inter4x4_predictors_mb(xd);
|
|
}
|
|
}
|