mirror of
https://gitee.com/openharmony/third_party_ffmpeg
synced 2024-11-23 19:30:05 +00:00
436 lines
24 KiB
C
436 lines
24 KiB
C
/*
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* VP9 compatible video decoder
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*
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* Copyright (C) 2013 Ronald S. Bultje <rsbultje gmail com>
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* Copyright (C) 2013 Clément Bœsch <u pkh me>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#define ROUNDED_DIV_MVx2(a, b) \
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(VP56mv) { .x = ROUNDED_DIV(a.x + b.x, 2), .y = ROUNDED_DIV(a.y + b.y, 2) }
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#define ROUNDED_DIV_MVx4(a, b, c, d) \
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(VP56mv) { .x = ROUNDED_DIV(a.x + b.x + c.x + d.x, 4), \
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.y = ROUNDED_DIV(a.y + b.y + c.y + d.y, 4) }
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static void FN(inter_pred)(AVCodecContext *ctx)
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{
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static const uint8_t bwlog_tab[2][N_BS_SIZES] = {
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{ 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4 },
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{ 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4 },
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};
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VP9Context *s = ctx->priv_data;
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VP9Block *b = s->b;
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int row = s->row, col = s->col;
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ThreadFrame *tref1 = &s->s.refs[s->s.h.refidx[b->ref[0]]], *tref2;
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AVFrame *ref1 = tref1->f, *ref2;
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int w1 = ref1->width, h1 = ref1->height, w2, h2;
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ptrdiff_t ls_y = s->y_stride, ls_uv = s->uv_stride;
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int bytesperpixel = BYTES_PER_PIXEL;
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if (b->comp) {
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tref2 = &s->s.refs[s->s.h.refidx[b->ref[1]]];
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ref2 = tref2->f;
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w2 = ref2->width;
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h2 = ref2->height;
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}
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// y inter pred
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if (b->bs > BS_8x8) {
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VP56mv uvmv;
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#if SCALED == 0
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if (b->bs == BS_8x4) {
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mc_luma_dir(s, mc[3][b->filter][0], s->dst[0], ls_y,
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ref1->data[0], ref1->linesize[0], tref1,
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row << 3, col << 3, &b->mv[0][0],,,,, 8, 4, w1, h1, 0);
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mc_luma_dir(s, mc[3][b->filter][0],
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s->dst[0] + 4 * ls_y, ls_y,
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ref1->data[0], ref1->linesize[0], tref1,
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(row << 3) + 4, col << 3, &b->mv[2][0],,,,, 8, 4, w1, h1, 0);
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w1 = (w1 + s->ss_h) >> s->ss_h;
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if (s->ss_v) {
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h1 = (h1 + 1) >> 1;
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uvmv = ROUNDED_DIV_MVx2(b->mv[0][0], b->mv[2][0]);
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mc_chroma_dir(s, mc[3 + s->ss_h][b->filter][0],
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s->dst[1], s->dst[2], ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << 2, col << (3 - s->ss_h),
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&uvmv,,,,, 8 >> s->ss_h, 4, w1, h1, 0);
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} else {
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mc_chroma_dir(s, mc[3 + s->ss_h][b->filter][0],
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s->dst[1], s->dst[2], ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << 3, col << (3 - s->ss_h),
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&b->mv[0][0],,,,, 8 >> s->ss_h, 4, w1, h1, 0);
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// BUG for 4:2:2 bs=8x4, libvpx uses the wrong block index
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// to get the motion vector for the bottom 4x4 block
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// https://code.google.com/p/webm/issues/detail?id=993
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if (s->ss_h == 0) {
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uvmv = b->mv[2][0];
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} else {
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uvmv = ROUNDED_DIV_MVx2(b->mv[0][0], b->mv[2][0]);
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}
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mc_chroma_dir(s, mc[3 + s->ss_h][b->filter][0],
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s->dst[1] + 4 * ls_uv, s->dst[2] + 4 * ls_uv, ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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(row << 3) + 4, col << (3 - s->ss_h),
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&uvmv,,,,, 8 >> s->ss_h, 4, w1, h1, 0);
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}
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if (b->comp) {
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mc_luma_dir(s, mc[3][b->filter][1], s->dst[0], ls_y,
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ref2->data[0], ref2->linesize[0], tref2,
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row << 3, col << 3, &b->mv[0][1],,,,, 8, 4, w2, h2, 1);
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mc_luma_dir(s, mc[3][b->filter][1],
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s->dst[0] + 4 * ls_y, ls_y,
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ref2->data[0], ref2->linesize[0], tref2,
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(row << 3) + 4, col << 3, &b->mv[2][1],,,,, 8, 4, w2, h2, 1);
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w2 = (w2 + s->ss_h) >> s->ss_h;
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if (s->ss_v) {
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h2 = (h2 + 1) >> 1;
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uvmv = ROUNDED_DIV_MVx2(b->mv[0][1], b->mv[2][1]);
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mc_chroma_dir(s, mc[3 + s->ss_h][b->filter][1],
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s->dst[1], s->dst[2], ls_uv,
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ref2->data[1], ref2->linesize[1],
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ref2->data[2], ref2->linesize[2], tref2,
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row << 2, col << (3 - s->ss_h),
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&uvmv,,,,, 8 >> s->ss_h, 4, w2, h2, 1);
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} else {
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mc_chroma_dir(s, mc[3 + s->ss_h][b->filter][1],
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s->dst[1], s->dst[2], ls_uv,
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ref2->data[1], ref2->linesize[1],
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ref2->data[2], ref2->linesize[2], tref2,
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row << 3, col << (3 - s->ss_h),
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&b->mv[0][1],,,,, 8 >> s->ss_h, 4, w2, h2, 1);
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// BUG for 4:2:2 bs=8x4, libvpx uses the wrong block index
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// to get the motion vector for the bottom 4x4 block
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// https://code.google.com/p/webm/issues/detail?id=993
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if (s->ss_h == 0) {
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uvmv = b->mv[2][1];
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} else {
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uvmv = ROUNDED_DIV_MVx2(b->mv[0][1], b->mv[2][1]);
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}
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mc_chroma_dir(s, mc[3 + s->ss_h][b->filter][1],
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s->dst[1] + 4 * ls_uv, s->dst[2] + 4 * ls_uv, ls_uv,
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ref2->data[1], ref2->linesize[1],
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ref2->data[2], ref2->linesize[2], tref2,
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(row << 3) + 4, col << (3 - s->ss_h),
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&uvmv,,,,, 8 >> s->ss_h, 4, w2, h2, 1);
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}
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}
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} else if (b->bs == BS_4x8) {
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mc_luma_dir(s, mc[4][b->filter][0], s->dst[0], ls_y,
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ref1->data[0], ref1->linesize[0], tref1,
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row << 3, col << 3, &b->mv[0][0],,,,, 4, 8, w1, h1, 0);
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mc_luma_dir(s, mc[4][b->filter][0], s->dst[0] + 4 * bytesperpixel, ls_y,
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ref1->data[0], ref1->linesize[0], tref1,
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row << 3, (col << 3) + 4, &b->mv[1][0],,,,, 4, 8, w1, h1, 0);
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h1 = (h1 + s->ss_v) >> s->ss_v;
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if (s->ss_h) {
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w1 = (w1 + 1) >> 1;
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uvmv = ROUNDED_DIV_MVx2(b->mv[0][0], b->mv[1][0]);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1], s->dst[2], ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << (3 - s->ss_v), col << 2,
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&uvmv,,,,, 4, 8 >> s->ss_v, w1, h1, 0);
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} else {
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1], s->dst[2], ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << (3 - s->ss_v), col << 3,
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&b->mv[0][0],,,,, 4, 8 >> s->ss_v, w1, h1, 0);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1] + 4 * bytesperpixel,
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s->dst[2] + 4 * bytesperpixel, ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << (3 - s->ss_v), (col << 3) + 4,
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&b->mv[1][0],,,,, 4, 8 >> s->ss_v, w1, h1, 0);
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}
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if (b->comp) {
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mc_luma_dir(s, mc[4][b->filter][1], s->dst[0], ls_y,
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ref2->data[0], ref2->linesize[0], tref2,
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row << 3, col << 3, &b->mv[0][1],,,,, 4, 8, w2, h2, 1);
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mc_luma_dir(s, mc[4][b->filter][1], s->dst[0] + 4 * bytesperpixel, ls_y,
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ref2->data[0], ref2->linesize[0], tref2,
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row << 3, (col << 3) + 4, &b->mv[1][1],,,,, 4, 8, w2, h2, 1);
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h2 = (h2 + s->ss_v) >> s->ss_v;
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if (s->ss_h) {
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w2 = (w2 + 1) >> 1;
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uvmv = ROUNDED_DIV_MVx2(b->mv[0][1], b->mv[1][1]);
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mc_chroma_dir(s, mc[4][b->filter][1],
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s->dst[1], s->dst[2], ls_uv,
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ref2->data[1], ref2->linesize[1],
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ref2->data[2], ref2->linesize[2], tref2,
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row << (3 - s->ss_v), col << 2,
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&uvmv,,,,, 4, 8 >> s->ss_v, w2, h2, 1);
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} else {
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mc_chroma_dir(s, mc[4][b->filter][1],
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s->dst[1], s->dst[2], ls_uv,
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ref2->data[1], ref2->linesize[1],
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ref2->data[2], ref2->linesize[2], tref2,
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row << (3 - s->ss_v), col << 3,
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&b->mv[0][1],,,,, 4, 8 >> s->ss_v, w2, h2, 1);
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mc_chroma_dir(s, mc[4][b->filter][1],
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s->dst[1] + 4 * bytesperpixel,
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s->dst[2] + 4 * bytesperpixel, ls_uv,
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ref2->data[1], ref2->linesize[1],
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ref2->data[2], ref2->linesize[2], tref2,
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row << (3 - s->ss_v), (col << 3) + 4,
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&b->mv[1][1],,,,, 4, 8 >> s->ss_v, w2, h2, 1);
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}
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}
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} else
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#endif
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{
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av_assert2(b->bs == BS_4x4);
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// FIXME if two horizontally adjacent blocks have the same MV,
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// do a w8 instead of a w4 call
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mc_luma_dir(s, mc[4][b->filter][0], s->dst[0], ls_y,
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ref1->data[0], ref1->linesize[0], tref1,
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row << 3, col << 3, &b->mv[0][0],
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0, 0, 8, 8, 4, 4, w1, h1, 0);
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mc_luma_dir(s, mc[4][b->filter][0], s->dst[0] + 4 * bytesperpixel, ls_y,
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ref1->data[0], ref1->linesize[0], tref1,
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row << 3, (col << 3) + 4, &b->mv[1][0],
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4, 0, 8, 8, 4, 4, w1, h1, 0);
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mc_luma_dir(s, mc[4][b->filter][0],
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s->dst[0] + 4 * ls_y, ls_y,
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ref1->data[0], ref1->linesize[0], tref1,
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(row << 3) + 4, col << 3, &b->mv[2][0],
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0, 4, 8, 8, 4, 4, w1, h1, 0);
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mc_luma_dir(s, mc[4][b->filter][0],
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s->dst[0] + 4 * ls_y + 4 * bytesperpixel, ls_y,
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ref1->data[0], ref1->linesize[0], tref1,
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(row << 3) + 4, (col << 3) + 4, &b->mv[3][0],
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4, 4, 8, 8, 4, 4, w1, h1, 0);
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if (s->ss_v) {
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h1 = (h1 + 1) >> 1;
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if (s->ss_h) {
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w1 = (w1 + 1) >> 1;
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uvmv = ROUNDED_DIV_MVx4(b->mv[0][0], b->mv[1][0],
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b->mv[2][0], b->mv[3][0]);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1], s->dst[2], ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << 2, col << 2,
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&uvmv, 0, 0, 4, 4, 4, 4, w1, h1, 0);
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} else {
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uvmv = ROUNDED_DIV_MVx2(b->mv[0][0], b->mv[2][0]);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1], s->dst[2], ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << 2, col << 3,
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&uvmv, 0, 0, 8, 4, 4, 4, w1, h1, 0);
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uvmv = ROUNDED_DIV_MVx2(b->mv[1][0], b->mv[3][0]);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1] + 4 * bytesperpixel,
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s->dst[2] + 4 * bytesperpixel, ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << 2, (col << 3) + 4,
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&uvmv, 4, 0, 8, 4, 4, 4, w1, h1, 0);
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}
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} else {
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if (s->ss_h) {
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w1 = (w1 + 1) >> 1;
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uvmv = ROUNDED_DIV_MVx2(b->mv[0][0], b->mv[1][0]);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1], s->dst[2], ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << 3, col << 2,
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&uvmv, 0, 0, 4, 8, 4, 4, w1, h1, 0);
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// BUG libvpx uses wrong block index for 4:2:2 bs=4x4
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// bottom block
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// https://code.google.com/p/webm/issues/detail?id=993
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uvmv = ROUNDED_DIV_MVx2(b->mv[1][0], b->mv[2][0]);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1] + 4 * ls_uv, s->dst[2] + 4 * ls_uv, ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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(row << 3) + 4, col << 2,
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&uvmv, 0, 4, 4, 8, 4, 4, w1, h1, 0);
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} else {
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1], s->dst[2], ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << 3, col << 3,
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&b->mv[0][0], 0, 0, 8, 8, 4, 4, w1, h1, 0);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1] + 4 * bytesperpixel,
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s->dst[2] + 4 * bytesperpixel, ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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row << 3, (col << 3) + 4,
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&b->mv[1][0], 4, 0, 8, 8, 4, 4, w1, h1, 0);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1] + 4 * ls_uv, s->dst[2] + 4 * ls_uv, ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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(row << 3) + 4, col << 3,
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&b->mv[2][0], 0, 4, 8, 8, 4, 4, w1, h1, 0);
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mc_chroma_dir(s, mc[4][b->filter][0],
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s->dst[1] + 4 * ls_uv + 4 * bytesperpixel,
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s->dst[2] + 4 * ls_uv + 4 * bytesperpixel, ls_uv,
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ref1->data[1], ref1->linesize[1],
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ref1->data[2], ref1->linesize[2], tref1,
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(row << 3) + 4, (col << 3) + 4,
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&b->mv[3][0], 4, 4, 8, 8, 4, 4, w1, h1, 0);
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}
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}
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if (b->comp) {
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mc_luma_dir(s, mc[4][b->filter][1], s->dst[0], ls_y,
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ref2->data[0], ref2->linesize[0], tref2,
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row << 3, col << 3, &b->mv[0][1], 0, 0, 8, 8, 4, 4, w2, h2, 1);
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mc_luma_dir(s, mc[4][b->filter][1], s->dst[0] + 4 * bytesperpixel, ls_y,
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ref2->data[0], ref2->linesize[0], tref2,
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row << 3, (col << 3) + 4, &b->mv[1][1], 4, 0, 8, 8, 4, 4, w2, h2, 1);
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mc_luma_dir(s, mc[4][b->filter][1],
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s->dst[0] + 4 * ls_y, ls_y,
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ref2->data[0], ref2->linesize[0], tref2,
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(row << 3) + 4, col << 3, &b->mv[2][1], 0, 4, 8, 8, 4, 4, w2, h2, 1);
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mc_luma_dir(s, mc[4][b->filter][1],
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s->dst[0] + 4 * ls_y + 4 * bytesperpixel, ls_y,
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ref2->data[0], ref2->linesize[0], tref2,
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(row << 3) + 4, (col << 3) + 4, &b->mv[3][1], 4, 4, 8, 8, 4, 4, w2, h2, 1);
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if (s->ss_v) {
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h2 = (h2 + 1) >> 1;
|
|
if (s->ss_h) {
|
|
w2 = (w2 + 1) >> 1;
|
|
uvmv = ROUNDED_DIV_MVx4(b->mv[0][1], b->mv[1][1],
|
|
b->mv[2][1], b->mv[3][1]);
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1], s->dst[2], ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
row << 2, col << 2,
|
|
&uvmv, 0, 0, 4, 4, 4, 4, w2, h2, 1);
|
|
} else {
|
|
uvmv = ROUNDED_DIV_MVx2(b->mv[0][1], b->mv[2][1]);
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1], s->dst[2], ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
row << 2, col << 3,
|
|
&uvmv, 0, 0, 8, 4, 4, 4, w2, h2, 1);
|
|
uvmv = ROUNDED_DIV_MVx2(b->mv[1][1], b->mv[3][1]);
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1] + 4 * bytesperpixel,
|
|
s->dst[2] + 4 * bytesperpixel, ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
row << 2, (col << 3) + 4,
|
|
&uvmv, 4, 0, 8, 4, 4, 4, w2, h2, 1);
|
|
}
|
|
} else {
|
|
if (s->ss_h) {
|
|
w2 = (w2 + 1) >> 1;
|
|
uvmv = ROUNDED_DIV_MVx2(b->mv[0][1], b->mv[1][1]);
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1], s->dst[2], ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
row << 3, col << 2,
|
|
&uvmv, 0, 0, 4, 8, 4, 4, w2, h2, 1);
|
|
// BUG libvpx uses wrong block index for 4:2:2 bs=4x4
|
|
// bottom block
|
|
// https://code.google.com/p/webm/issues/detail?id=993
|
|
uvmv = ROUNDED_DIV_MVx2(b->mv[1][1], b->mv[2][1]);
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1] + 4 * ls_uv, s->dst[2] + 4 * ls_uv, ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
(row << 3) + 4, col << 2,
|
|
&uvmv, 0, 4, 4, 8, 4, 4, w2, h2, 1);
|
|
} else {
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1], s->dst[2], ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
row << 3, col << 3,
|
|
&b->mv[0][1], 0, 0, 8, 8, 4, 4, w2, h2, 1);
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1] + 4 * bytesperpixel,
|
|
s->dst[2] + 4 * bytesperpixel, ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
row << 3, (col << 3) + 4,
|
|
&b->mv[1][1], 4, 0, 8, 8, 4, 4, w2, h2, 1);
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1] + 4 * ls_uv, s->dst[2] + 4 * ls_uv, ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
(row << 3) + 4, col << 3,
|
|
&b->mv[2][1], 0, 4, 8, 8, 4, 4, w2, h2, 1);
|
|
mc_chroma_dir(s, mc[4][b->filter][1],
|
|
s->dst[1] + 4 * ls_uv + 4 * bytesperpixel,
|
|
s->dst[2] + 4 * ls_uv + 4 * bytesperpixel, ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
(row << 3) + 4, (col << 3) + 4,
|
|
&b->mv[3][1], 4, 4, 8, 8, 4, 4, w2, h2, 1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
int bwl = bwlog_tab[0][b->bs];
|
|
int bw = bwh_tab[0][b->bs][0] * 4, bh = bwh_tab[0][b->bs][1] * 4;
|
|
int uvbw = bwh_tab[s->ss_h][b->bs][0] * 4, uvbh = bwh_tab[s->ss_v][b->bs][1] * 4;
|
|
|
|
mc_luma_dir(s, mc[bwl][b->filter][0], s->dst[0], ls_y,
|
|
ref1->data[0], ref1->linesize[0], tref1,
|
|
row << 3, col << 3, &b->mv[0][0], 0, 0, bw, bh, bw, bh, w1, h1, 0);
|
|
w1 = (w1 + s->ss_h) >> s->ss_h;
|
|
h1 = (h1 + s->ss_v) >> s->ss_v;
|
|
mc_chroma_dir(s, mc[bwl + s->ss_h][b->filter][0],
|
|
s->dst[1], s->dst[2], ls_uv,
|
|
ref1->data[1], ref1->linesize[1],
|
|
ref1->data[2], ref1->linesize[2], tref1,
|
|
row << (3 - s->ss_v), col << (3 - s->ss_h),
|
|
&b->mv[0][0], 0, 0, uvbw, uvbh, uvbw, uvbh, w1, h1, 0);
|
|
|
|
if (b->comp) {
|
|
mc_luma_dir(s, mc[bwl][b->filter][1], s->dst[0], ls_y,
|
|
ref2->data[0], ref2->linesize[0], tref2,
|
|
row << 3, col << 3, &b->mv[0][1], 0, 0, bw, bh, bw, bh, w2, h2, 1);
|
|
w2 = (w2 + s->ss_h) >> s->ss_h;
|
|
h2 = (h2 + s->ss_v) >> s->ss_v;
|
|
mc_chroma_dir(s, mc[bwl + s->ss_h][b->filter][1],
|
|
s->dst[1], s->dst[2], ls_uv,
|
|
ref2->data[1], ref2->linesize[1],
|
|
ref2->data[2], ref2->linesize[2], tref2,
|
|
row << (3 - s->ss_v), col << (3 - s->ss_h),
|
|
&b->mv[0][1], 0, 0, uvbw, uvbh, uvbw, uvbh, w2, h2, 1);
|
|
}
|
|
}
|
|
}
|