diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2013-02-16 21:14:00 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-02-16 23:30:09 +0100 |
commit | b7fe35c9e50e1701274364adf7280bf4a02b092b (patch) | |
tree | 05d5ffb039ce76bbc782d36704bdf8b135df50ce /libavcodec/svq3.c | |
parent | ddbbfd95bee4105fcb75f3b7c039b6c08efe36b4 (diff) | |
parent | 2c541554076cc8a72e7145d4da30389ca763f32f (diff) | |
download | ffmpeg-b7fe35c9e50e1701274364adf7280bf4a02b092b.tar.gz |
Merge remote-tracking branch 'qatar/master'
* qatar/master:
h264: deMpegEncContextize
Conflicts:
libavcodec/dxva2_h264.c
libavcodec/h264.c
libavcodec/h264.h
libavcodec/h264_cabac.c
libavcodec/h264_cavlc.c
libavcodec/h264_loopfilter.c
libavcodec/h264_mb_template.c
libavcodec/h264_parser.c
libavcodec/h264_ps.c
libavcodec/h264_refs.c
libavcodec/h264_sei.c
libavcodec/svq3.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/svq3.c')
-rw-r--r-- | libavcodec/svq3.c | 603 |
1 files changed, 360 insertions, 243 deletions
diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c index 8239cfa98d..d8ea902cab 100644 --- a/libavcodec/svq3.c +++ b/libavcodec/svq3.c @@ -66,6 +66,9 @@ typedef struct { H264Context h; + Picture *cur_pic; + Picture *next_pic; + Picture *last_pic; int halfpel_flag; int thirdpel_flag; int unknown_flag; @@ -73,6 +76,11 @@ typedef struct { uint32_t watermark_key; uint8_t *buf; int buf_size; + int adaptive_quant; + int next_p_frame_damaged; + int h_edge_pos; + int v_edge_pos; + int last_frame_output; } SVQ3Context; #define FULLPEL_MODE 1 @@ -271,12 +279,13 @@ static inline int svq3_decode_block(GetBitContext *gb, int16_t *block, return 0; } -static inline void svq3_mc_dir_part(MpegEncContext *s, +static inline void svq3_mc_dir_part(SVQ3Context *s, int x, int y, int width, int height, int mx, int my, int dxy, int thirdpel, int dir, int avg) { - const Picture *pic = (dir == 0) ? &s->last_picture : &s->next_picture; + H264Context *h = &s->h; + const Picture *pic = (dir == 0) ? s->last_pic : s->next_pic; uint8_t *src, *dest; int i, emu = 0; int blocksize = 2 - (width >> 3); // 16->0, 8->1, 4->2 @@ -286,7 +295,7 @@ static inline void svq3_mc_dir_part(MpegEncContext *s, if (mx < 0 || mx >= s->h_edge_pos - width - 1 || my < 0 || my >= s->v_edge_pos - height - 1) { - if ((s->flags & CODEC_FLAG_EMU_EDGE)) + if ((h->flags & CODEC_FLAG_EMU_EDGE)) emu = 1; mx = av_clip(mx, -16, s->h_edge_pos - width + 15); @@ -294,25 +303,25 @@ static inline void svq3_mc_dir_part(MpegEncContext *s, } /* form component predictions */ - dest = s->current_picture.f.data[0] + x + y * s->linesize; - src = pic->f.data[0] + mx + my * s->linesize; + dest = h->cur_pic.f.data[0] + x + y * h->linesize; + src = pic->f.data[0] + mx + my * h->linesize; if (emu) { - s->vdsp.emulated_edge_mc(s->edge_emu_buffer, src, s->linesize, + h->vdsp.emulated_edge_mc(h->edge_emu_buffer, src, h->linesize, width + 1, height + 1, mx, my, s->h_edge_pos, s->v_edge_pos); - src = s->edge_emu_buffer; + src = h->edge_emu_buffer; } if (thirdpel) - (avg ? s->dsp.avg_tpel_pixels_tab - : s->dsp.put_tpel_pixels_tab)[dxy](dest, src, s->linesize, + (avg ? h->dsp.avg_tpel_pixels_tab + : h->dsp.put_tpel_pixels_tab)[dxy](dest, src, h->linesize, width, height); else - (avg ? s->dsp.avg_pixels_tab - : s->dsp.put_pixels_tab)[blocksize][dxy](dest, src, s->linesize, + (avg ? h->dsp.avg_pixels_tab + : h->dsp.put_pixels_tab)[blocksize][dxy](dest, src, h->linesize, height); - if (!(s->flags & CODEC_FLAG_GRAY)) { + if (!(h->flags & CODEC_FLAG_GRAY)) { mx = mx + (mx < (int) x) >> 1; my = my + (my < (int) y) >> 1; width = width >> 1; @@ -320,35 +329,35 @@ static inline void svq3_mc_dir_part(MpegEncContext *s, blocksize++; for (i = 1; i < 3; i++) { - dest = s->current_picture.f.data[i] + (x >> 1) + (y >> 1) * s->uvlinesize; - src = pic->f.data[i] + mx + my * s->uvlinesize; + dest = h->cur_pic.f.data[i] + (x >> 1) + (y >> 1) * h->uvlinesize; + src = pic->f.data[i] + mx + my * h->uvlinesize; if (emu) { - s->vdsp.emulated_edge_mc(s->edge_emu_buffer, src, s->uvlinesize, + h->vdsp.emulated_edge_mc(h->edge_emu_buffer, src, h->uvlinesize, width + 1, height + 1, mx, my, (s->h_edge_pos >> 1), s->v_edge_pos >> 1); - src = s->edge_emu_buffer; + src = h->edge_emu_buffer; } if (thirdpel) - (avg ? s->dsp.avg_tpel_pixels_tab - : s->dsp.put_tpel_pixels_tab)[dxy](dest, src, - s->uvlinesize, + (avg ? h->dsp.avg_tpel_pixels_tab + : h->dsp.put_tpel_pixels_tab)[dxy](dest, src, + h->uvlinesize, width, height); else - (avg ? s->dsp.avg_pixels_tab - : s->dsp.put_pixels_tab)[blocksize][dxy](dest, src, - s->uvlinesize, + (avg ? h->dsp.avg_pixels_tab + : h->dsp.put_pixels_tab)[blocksize][dxy](dest, src, + h->uvlinesize, height); } } } -static inline int svq3_mc_dir(H264Context *h, int size, int mode, +static inline int svq3_mc_dir(SVQ3Context *s, int size, int mode, int dir, int avg) { int i, j, k, mx, my, dx, dy, x, y; - MpegEncContext *const s = (MpegEncContext *)h; + H264Context *h = &s->h; const int part_width = ((size & 5) == 4) ? 4 : 16 >> (size & 1); const int part_height = 16 >> ((unsigned)(size + 1) / 3); const int extra_width = (mode == PREDICT_MODE) ? -16 * 6 : 0; @@ -357,19 +366,19 @@ static inline int svq3_mc_dir(H264Context *h, int size, int mode, for (i = 0; i < 16; i += part_height) for (j = 0; j < 16; j += part_width) { - const int b_xy = (4 * s->mb_x + (j >> 2)) + - (4 * s->mb_y + (i >> 2)) * h->b_stride; + const int b_xy = (4 * h->mb_x + (j >> 2)) + + (4 * h->mb_y + (i >> 2)) * h->b_stride; int dxy; - x = 16 * s->mb_x + j; - y = 16 * s->mb_y + i; + x = 16 * h->mb_x + j; + y = 16 * h->mb_y + i; k = (j >> 2 & 1) + (i >> 1 & 2) + (j >> 1 & 4) + (i & 8); if (mode != PREDICT_MODE) { pred_motion(h, k, part_width >> 2, dir, 1, &mx, &my); } else { - mx = s->next_picture.f.motion_val[0][b_xy][0] << 1; - my = s->next_picture.f.motion_val[0][b_xy][1] << 1; + mx = s->next_pic->f.motion_val[0][b_xy][0] << 1; + my = s->next_pic->f.motion_val[0][b_xy][1] << 1; if (dir == 0) { mx = mx * h->frame_num_offset / @@ -392,11 +401,11 @@ static inline int svq3_mc_dir(H264Context *h, int size, int mode, if (mode == PREDICT_MODE) { dx = dy = 0; } else { - dy = svq3_get_se_golomb(&s->gb); - dx = svq3_get_se_golomb(&s->gb); + dy = svq3_get_se_golomb(&h->gb); + dx = svq3_get_se_golomb(&h->gb); if (dx == INVALID_VLC || dy == INVALID_VLC) { - av_log(h->s.avctx, AV_LOG_ERROR, "invalid MV vlc\n"); + av_log(h->avctx, AV_LOG_ERROR, "invalid MV vlc\n"); return -1; } } @@ -450,7 +459,7 @@ static inline int svq3_mc_dir(H264Context *h, int size, int mode, } /* write back motion vectors */ - fill_rectangle(s->current_picture.f.motion_val[dir][b_xy], + fill_rectangle(h->cur_pic.f.motion_val[dir][b_xy], part_width >> 2, part_height >> 2, h->b_stride, pack16to32(mx, my), 4); } @@ -458,46 +467,45 @@ static inline int svq3_mc_dir(H264Context *h, int size, int mode, return 0; } -static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) +static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) { - H264Context *h = &svq3->h; + H264Context *h = &s->h; int i, j, k, m, dir, mode; int cbp = 0; uint32_t vlc; int8_t *top, *left; - MpegEncContext *const s = (MpegEncContext *)h; const int mb_xy = h->mb_xy; - const int b_xy = 4 * s->mb_x + 4 * s->mb_y * h->b_stride; + const int b_xy = 4 * h->mb_x + 4 * h->mb_y * h->b_stride; - h->top_samples_available = (s->mb_y == 0) ? 0x33FF : 0xFFFF; - h->left_samples_available = (s->mb_x == 0) ? 0x5F5F : 0xFFFF; + h->top_samples_available = (h->mb_y == 0) ? 0x33FF : 0xFFFF; + h->left_samples_available = (h->mb_x == 0) ? 0x5F5F : 0xFFFF; h->topright_samples_available = 0xFFFF; if (mb_type == 0) { /* SKIP */ - if (s->pict_type == AV_PICTURE_TYPE_P || - s->next_picture.f.mb_type[mb_xy] == -1) { - svq3_mc_dir_part(s, 16 * s->mb_x, 16 * s->mb_y, 16, 16, + if (h->pict_type == AV_PICTURE_TYPE_P || + s->next_pic->f.mb_type[mb_xy] == -1) { + svq3_mc_dir_part(s, 16 * h->mb_x, 16 * h->mb_y, 16, 16, 0, 0, 0, 0, 0, 0); - if (s->pict_type == AV_PICTURE_TYPE_B) - svq3_mc_dir_part(s, 16 * s->mb_x, 16 * s->mb_y, 16, 16, + if (h->pict_type == AV_PICTURE_TYPE_B) + svq3_mc_dir_part(s, 16 * h->mb_x, 16 * h->mb_y, 16, 16, 0, 0, 0, 0, 1, 1); mb_type = MB_TYPE_SKIP; } else { - mb_type = FFMIN(s->next_picture.f.mb_type[mb_xy], 6); - if (svq3_mc_dir(h, mb_type, PREDICT_MODE, 0, 0) < 0) + mb_type = FFMIN(s->next_pic->f.mb_type[mb_xy], 6); + if (svq3_mc_dir(s, mb_type, PREDICT_MODE, 0, 0) < 0) return -1; - if (svq3_mc_dir(h, mb_type, PREDICT_MODE, 1, 1) < 0) + if (svq3_mc_dir(s, mb_type, PREDICT_MODE, 1, 1) < 0) return -1; mb_type = MB_TYPE_16x16; } } else if (mb_type < 8) { /* INTER */ - if (svq3->thirdpel_flag && svq3->halfpel_flag == !get_bits1(&s->gb)) + if (s->thirdpel_flag && s->halfpel_flag == !get_bits1(&h->gb)) mode = THIRDPEL_MODE; - else if (svq3->halfpel_flag && - svq3->thirdpel_flag == !get_bits1(&s->gb)) + else if (s->halfpel_flag && + s->thirdpel_flag == !get_bits1(&h->gb)) mode = HALFPEL_MODE; else mode = FULLPEL_MODE; @@ -512,63 +520,63 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) */ for (m = 0; m < 2; m++) { - if (s->mb_x > 0 && h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6] != -1) { + if (h->mb_x > 0 && h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6] != -1) { for (i = 0; i < 4; i++) AV_COPY32(h->mv_cache[m][scan8[0] - 1 + i * 8], - s->current_picture.f.motion_val[m][b_xy - 1 + i * h->b_stride]); + h->cur_pic.f.motion_val[m][b_xy - 1 + i * h->b_stride]); } else { for (i = 0; i < 4; i++) AV_ZERO32(h->mv_cache[m][scan8[0] - 1 + i * 8]); } - if (s->mb_y > 0) { + if (h->mb_y > 0) { memcpy(h->mv_cache[m][scan8[0] - 1 * 8], - s->current_picture.f.motion_val[m][b_xy - h->b_stride], + h->cur_pic.f.motion_val[m][b_xy - h->b_stride], 4 * 2 * sizeof(int16_t)); memset(&h->ref_cache[m][scan8[0] - 1 * 8], - (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1, 4); + (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1, 4); - if (s->mb_x < s->mb_width - 1) { + if (h->mb_x < h->mb_width - 1) { AV_COPY32(h->mv_cache[m][scan8[0] + 4 - 1 * 8], - s->current_picture.f.motion_val[m][b_xy - h->b_stride + 4]); + h->cur_pic.f.motion_val[m][b_xy - h->b_stride + 4]); h->ref_cache[m][scan8[0] + 4 - 1 * 8] = - (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride + 1] + 6] == -1 || - h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1; + (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride + 1] + 6] == -1 || + h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1; } else h->ref_cache[m][scan8[0] + 4 - 1 * 8] = PART_NOT_AVAILABLE; - if (s->mb_x > 0) { + if (h->mb_x > 0) { AV_COPY32(h->mv_cache[m][scan8[0] - 1 - 1 * 8], - s->current_picture.f.motion_val[m][b_xy - h->b_stride - 1]); + h->cur_pic.f.motion_val[m][b_xy - h->b_stride - 1]); h->ref_cache[m][scan8[0] - 1 - 1 * 8] = - (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride - 1] + 3] == -1) ? PART_NOT_AVAILABLE : 1; + (h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride - 1] + 3] == -1) ? PART_NOT_AVAILABLE : 1; } else h->ref_cache[m][scan8[0] - 1 - 1 * 8] = PART_NOT_AVAILABLE; } else memset(&h->ref_cache[m][scan8[0] - 1 * 8 - 1], PART_NOT_AVAILABLE, 8); - if (s->pict_type != AV_PICTURE_TYPE_B) + if (h->pict_type != AV_PICTURE_TYPE_B) break; } /* decode motion vector(s) and form prediction(s) */ - if (s->pict_type == AV_PICTURE_TYPE_P) { - if (svq3_mc_dir(h, mb_type - 1, mode, 0, 0) < 0) + if (h->pict_type == AV_PICTURE_TYPE_P) { + if (svq3_mc_dir(s, mb_type - 1, mode, 0, 0) < 0) return -1; } else { /* AV_PICTURE_TYPE_B */ if (mb_type != 2) { - if (svq3_mc_dir(h, 0, mode, 0, 0) < 0) + if (svq3_mc_dir(s, 0, mode, 0, 0) < 0) return -1; } else { for (i = 0; i < 4; i++) - memset(s->current_picture.f.motion_val[0][b_xy + i * h->b_stride], + memset(h->cur_pic.f.motion_val[0][b_xy + i * h->b_stride], 0, 4 * 2 * sizeof(int16_t)); } if (mb_type != 1) { - if (svq3_mc_dir(h, 0, mode, 1, mb_type == 3) < 0) + if (svq3_mc_dir(s, 0, mode, 1, mb_type == 3) < 0) return -1; } else { for (i = 0; i < 4; i++) - memset(s->current_picture.f.motion_val[1][b_xy + i * h->b_stride], + memset(h->cur_pic.f.motion_val[1][b_xy + i * h->b_stride], 0, 4 * 2 * sizeof(int16_t)); } } @@ -578,17 +586,17 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) memset(h->intra4x4_pred_mode_cache, -1, 8 * 5 * sizeof(int8_t)); if (mb_type == 8) { - if (s->mb_x > 0) { + if (h->mb_x > 0) { for (i = 0; i < 4; i++) h->intra4x4_pred_mode_cache[scan8[0] - 1 + i * 8] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6 - i]; if (h->intra4x4_pred_mode_cache[scan8[0] - 1] == -1) h->left_samples_available = 0x5F5F; } - if (s->mb_y > 0) { - h->intra4x4_pred_mode_cache[4 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride] + 0]; - h->intra4x4_pred_mode_cache[5 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride] + 1]; - h->intra4x4_pred_mode_cache[6 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride] + 2]; - h->intra4x4_pred_mode_cache[7 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride] + 3]; + if (h->mb_y > 0) { + h->intra4x4_pred_mode_cache[4 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 0]; + h->intra4x4_pred_mode_cache[5 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 1]; + h->intra4x4_pred_mode_cache[6 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 2]; + h->intra4x4_pred_mode_cache[7 + 8 * 0] = h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 3]; if (h->intra4x4_pred_mode_cache[4 + 8 * 0] == -1) h->top_samples_available = 0x33FF; @@ -596,10 +604,10 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) /* decode prediction codes for luma blocks */ for (i = 0; i < 16; i += 2) { - vlc = svq3_get_ue_golomb(&s->gb); + vlc = svq3_get_ue_golomb(&h->gb); if (vlc >= 25U) { - av_log(h->s.avctx, AV_LOG_ERROR, "luma prediction:%d\n", vlc); + av_log(h->avctx, AV_LOG_ERROR, "luma prediction:%d\n", vlc); return -1; } @@ -610,7 +618,7 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) left[2] = svq3_pred_1[top[1] + 1][left[1] + 1][svq3_pred_0[vlc][1]]; if (left[1] == -1 || left[2] == -1) { - av_log(h->s.avctx, AV_LOG_ERROR, "weird prediction\n"); + av_log(h->avctx, AV_LOG_ERROR, "weird prediction\n"); return -1; } } @@ -624,8 +632,8 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) if (mb_type == 8) { ff_h264_check_intra4x4_pred_mode(h); - h->top_samples_available = (s->mb_y == 0) ? 0x33FF : 0xFFFF; - h->left_samples_available = (s->mb_x == 0) ? 0x5F5F : 0xFFFF; + h->top_samples_available = (h->mb_y == 0) ? 0x33FF : 0xFFFF; + h->left_samples_available = (h->mb_x == 0) ? 0x5F5F : 0xFFFF; } else { for (i = 0; i < 4; i++) memset(&h->intra4x4_pred_mode_cache[scan8[0] + 8 * i], DC_128_PRED, 4); @@ -640,7 +648,7 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) dir = (dir >> 1) ^ 3 * (dir & 1) ^ 1; if ((h->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h, dir, 0)) == -1) { - av_log(h->s.avctx, AV_LOG_ERROR, "check_intra_pred_mode = -1\n"); + av_log(h->avctx, AV_LOG_ERROR, "check_intra_pred_mode = -1\n"); return -1; } @@ -648,29 +656,29 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) mb_type = MB_TYPE_INTRA16x16; } - if (!IS_INTER(mb_type) && s->pict_type != AV_PICTURE_TYPE_I) { + if (!IS_INTER(mb_type) && h->pict_type != AV_PICTURE_TYPE_I) { for (i = 0; i < 4; i++) - memset(s->current_picture.f.motion_val[0][b_xy + i * h->b_stride], + memset(h->cur_pic.f.motion_val[0][b_xy + i * h->b_stride], 0, 4 * 2 * sizeof(int16_t)); - if (s->pict_type == AV_PICTURE_TYPE_B) { + if (h->pict_type == AV_PICTURE_TYPE_B) { for (i = 0; i < 4; i++) - memset(s->current_picture.f.motion_val[1][b_xy + i * h->b_stride], + memset(h->cur_pic.f.motion_val[1][b_xy + i * h->b_stride], 0, 4 * 2 * sizeof(int16_t)); } } if (!IS_INTRA4x4(mb_type)) { memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy], DC_PRED, 8); } - if (!IS_SKIP(mb_type) || s->pict_type == AV_PICTURE_TYPE_B) { + if (!IS_SKIP(mb_type) || h->pict_type == AV_PICTURE_TYPE_B) { memset(h->non_zero_count_cache + 8, 0, 14 * 8 * sizeof(uint8_t)); - s->dsp.clear_blocks(h->mb + 0); - s->dsp.clear_blocks(h->mb + 384); + h->dsp.clear_blocks(h->mb + 0); + h->dsp.clear_blocks(h->mb + 384); } if (!IS_INTRA16x16(mb_type) && - (!IS_SKIP(mb_type) || s->pict_type == AV_PICTURE_TYPE_B)) { - if ((vlc = svq3_get_ue_golomb(&s->gb)) >= 48U){ - av_log(h->s.avctx, AV_LOG_ERROR, "cbp_vlc=%d\n", vlc); + (!IS_SKIP(mb_type) || h->pict_type == AV_PICTURE_TYPE_B)) { + if ((vlc = svq3_get_ue_golomb(&h->gb)) >= 48U){ + av_log(h->avctx, AV_LOG_ERROR, "cbp_vlc=%d\n", vlc); return -1; } @@ -678,19 +686,19 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) : golomb_to_inter_cbp[vlc]; } if (IS_INTRA16x16(mb_type) || - (s->pict_type != AV_PICTURE_TYPE_I && s->adaptive_quant && cbp)) { - s->qscale += svq3_get_se_golomb(&s->gb); + (h->pict_type != AV_PICTURE_TYPE_I && s->adaptive_quant && cbp)) { + h->qscale += svq3_get_se_golomb(&h->gb); - if (s->qscale > 31u) { - av_log(h->s.avctx, AV_LOG_ERROR, "qscale:%d\n", s->qscale); + if (h->qscale > 31u) { + av_log(h->avctx, AV_LOG_ERROR, "qscale:%d\n", h->qscale); return -1; } } if (IS_INTRA16x16(mb_type)) { AV_ZERO128(h->mb_luma_dc[0] + 0); AV_ZERO128(h->mb_luma_dc[0] + 8); - if (svq3_decode_block(&s->gb, h->mb_luma_dc[0], 0, 1)) { - av_log(h->s.avctx, AV_LOG_ERROR, + if (svq3_decode_block(&h->gb, h->mb_luma_dc[0], 0, 1)) { + av_log(h->avctx, AV_LOG_ERROR, "error while decoding intra luma dc\n"); return -1; } @@ -698,7 +706,7 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) if (cbp) { const int index = IS_INTRA16x16(mb_type) ? 1 : 0; - const int type = ((s->qscale < 24 && IS_INTRA4x4(mb_type)) ? 2 : 1); + const int type = ((h->qscale < 24 && IS_INTRA4x4(mb_type)) ? 2 : 1); for (i = 0; i < 4; i++) if ((cbp & (1 << i))) { @@ -708,8 +716,8 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) : (4 * i + j); h->non_zero_count_cache[scan8[k]] = 1; - if (svq3_decode_block(&s->gb, &h->mb[16 * k], index, type)) { - av_log(h->s.avctx, AV_LOG_ERROR, + if (svq3_decode_block(&h->gb, &h->mb[16 * k], index, type)) { + av_log(h->avctx, AV_LOG_ERROR, "error while decoding block\n"); return -1; } @@ -718,8 +726,8 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) if ((cbp & 0x30)) { for (i = 1; i < 3; ++i) - if (svq3_decode_block(&s->gb, &h->mb[16 * 16 * i], 0, 3)) { - av_log(h->s.avctx, AV_LOG_ERROR, + if (svq3_decode_block(&h->gb, &h->mb[16 * 16 * i], 0, 3)) { + av_log(h->avctx, AV_LOG_ERROR, "error while decoding chroma dc block\n"); return -1; } @@ -730,8 +738,8 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) k = 16 * i + j; h->non_zero_count_cache[scan8[k]] = 1; - if (svq3_decode_block(&s->gb, &h->mb[16 * k], 1, 1)) { - av_log(h->s.avctx, AV_LOG_ERROR, + if (svq3_decode_block(&h->gb, &h->mb[16 * k], 1, 1)) { + av_log(h->avctx, AV_LOG_ERROR, "error while decoding chroma ac block\n"); return -1; } @@ -742,7 +750,7 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) } h->cbp = cbp; - s->current_picture.f.mb_type[mb_xy] = mb_type; + h->cur_pic.f.mb_type[mb_xy] = mb_type; if (IS_INTRA(mb_type)) h->chroma_pred_mode = ff_h264_check_intra_pred_mode(h, DC_PRED8x8, 1); @@ -752,14 +760,13 @@ static int svq3_decode_mb(SVQ3Context *svq3, unsigned int mb_type) static int svq3_decode_slice_header(AVCodecContext *avctx) { - SVQ3Context *svq3 = avctx->priv_data; - H264Context *h = &svq3->h; - MpegEncContext *s = &h->s; + SVQ3Context *s = avctx->priv_data; + H264Context *h = &s->h; const int mb_xy = h->mb_xy; int i, header; unsigned slice_id; - header = get_bits(&s->gb, 8); + header = get_bits(&h->gb, 8); if (((header & 0x9F) != 1 && (header & 0x9F) != 2) || (header & 0x60) == 0) { /* TODO: what? */ @@ -768,75 +775,75 @@ static int svq3_decode_slice_header(AVCodecContext *avctx) } else { int length = header >> 5 & 3; - svq3->next_slice_index = get_bits_count(&s->gb) + - 8 * show_bits(&s->gb, 8 * length) + - 8 * length; + s->next_slice_index = get_bits_count(&h->gb) + + 8 * show_bits(&h->gb, 8 * length) + + 8 * length; - if (svq3->next_slice_index > s->gb.size_in_bits) { + if (s->next_slice_index > h->gb.size_in_bits) { av_log(avctx, AV_LOG_ERROR, "slice after bitstream end\n"); return -1; } - s->gb.size_in_bits = svq3->next_slice_index - 8 * (length - 1); - skip_bits(&s->gb, 8); + h->gb.size_in_bits = s->next_slice_index - 8 * (length - 1); + skip_bits(&h->gb, 8); - if (svq3->watermark_key) { - uint32_t header = AV_RL32(&s->gb.buffer[(get_bits_count(&s->gb) >> 3) + 1]); - AV_WL32(&s->gb.buffer[(get_bits_count(&s->gb) >> 3) + 1], - header ^ svq3->watermark_key); + if (s->watermark_key) { + uint32_t header = AV_RL32(&h->gb.buffer[(get_bits_count(&h->gb) >> 3) + 1]); + AV_WL32(&h->gb.buffer[(get_bits_count(&h->gb) >> 3) + 1], + header ^ s->watermark_key); } if (length > 0) { - memcpy((uint8_t *) &s->gb.buffer[get_bits_count(&s->gb) >> 3], - &s->gb.buffer[s->gb.size_in_bits >> 3], length - 1); + memcpy((uint8_t *) &h->gb.buffer[get_bits_count(&h->gb) >> 3], + &h->gb.buffer[h->gb.size_in_bits >> 3], length - 1); } - skip_bits_long(&s->gb, 0); + skip_bits_long(&h->gb, 0); } - if ((slice_id = svq3_get_ue_golomb(&s->gb)) >= 3) { - av_log(h->s.avctx, AV_LOG_ERROR, "illegal slice type %d \n", slice_id); + if ((slice_id = svq3_get_ue_golomb(&h->gb)) >= 3) { + av_log(h->avctx, AV_LOG_ERROR, "illegal slice type %d \n", slice_id); return -1; } h->slice_type = golomb_to_pict_type[slice_id]; if ((header & 0x9F) == 2) { - i = (s->mb_num < 64) ? 6 : (1 + av_log2(s->mb_num - 1)); - s->mb_skip_run = get_bits(&s->gb, i) - - (s->mb_y * s->mb_width + s->mb_x); + i = (h->mb_num < 64) ? 6 : (1 + av_log2(h->mb_num - 1)); + h->mb_skip_run = get_bits(&h->gb, i) - + (h->mb_y * h->mb_width + h->mb_x); } else { - skip_bits1(&s->gb); - s->mb_skip_run = 0; + skip_bits1(&h->gb); + h->mb_skip_run = 0; } - h->slice_num = get_bits(&s->gb, 8); - s->qscale = get_bits(&s->gb, 5); - s->adaptive_quant = get_bits1(&s->gb); + h->slice_num = get_bits(&h->gb, 8); + h->qscale = get_bits(&h->gb, 5); + s->adaptive_quant = get_bits1(&h->gb); /* unknown fields */ - skip_bits1(&s->gb); + skip_bits1(&h->gb); - if (svq3->unknown_flag) - skip_bits1(&s->gb); + if (s->unknown_flag) + skip_bits1(&h->gb); - skip_bits1(&s->gb); - skip_bits(&s->gb, 2); + skip_bits1(&h->gb); + skip_bits(&h->gb, 2); - while (get_bits1(&s->gb)) - skip_bits(&s->gb, 8); + while (get_bits1(&h->gb)) + skip_bits(&h->gb, 8); /* reset intra predictors and invalidate motion vector references */ - if (s->mb_x > 0) { + if (h->mb_x > 0) { memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy - 1] + 3, -1, 4 * sizeof(int8_t)); - memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy - s->mb_x], - -1, 8 * sizeof(int8_t) * s->mb_x); + memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy - h->mb_x], + -1, 8 * sizeof(int8_t) * h->mb_x); } - if (s->mb_y > 0) { - memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy - s->mb_stride], - -1, 8 * sizeof(int8_t) * (s->mb_width - s->mb_x)); + if (h->mb_y > 0) { + memset(h->intra4x4_pred_mode + h->mb2br_xy[mb_xy - h->mb_stride], + -1, 8 * sizeof(int8_t) * (h->mb_width - h->mb_x)); - if (s->mb_x > 0) - h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - s->mb_stride - 1] + 3] = -1; + if (h->mb_x > 0) + h->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride - 1] + 3] = -1; } return 0; @@ -844,30 +851,39 @@ static int svq3_decode_slice_header(AVCodecContext *avctx) static av_cold int svq3_decode_init(AVCodecContext *avctx) { - SVQ3Context *svq3 = avctx->priv_data; - H264Context *h = &svq3->h; - MpegEncContext *s = &h->s; + SVQ3Context *s = avctx->priv_data; + H264Context *h = &s->h; int m; unsigned char *extradata; unsigned char *extradata_end; unsigned int size; int marker_found = 0; + s->cur_pic = av_mallocz(sizeof(*s->cur_pic)); + s->last_pic = av_mallocz(sizeof(*s->last_pic)); + s->next_pic = av_mallocz(sizeof(*s->next_pic)); + if (!s->next_pic || !s->last_pic || !s->cur_pic) { + av_freep(&s->cur_pic); + av_freep(&s->last_pic); + av_freep(&s->next_pic); + return AVERROR(ENOMEM); + } + if (ff_h264_decode_init(avctx) < 0) return -1; - s->flags = avctx->flags; - s->flags2 = avctx->flags2; - s->unrestricted_mv = 1; + h->flags = avctx->flags; h->is_complex = 1; h->sps.chroma_format_idc = 1; + h->picture_structure = PICT_FRAME; avctx->pix_fmt = avctx->codec->pix_fmts[0]; h->chroma_qp[0] = h->chroma_qp[1] = 4; + h->chroma_x_shift = h->chroma_y_shift = 1; - svq3->halfpel_flag = 1; - svq3->thirdpel_flag = 1; - svq3->unknown_flag = 0; + s->halfpel_flag = 1; + s->thirdpel_flag = 1; + s->unknown_flag = 0; /* prowl for the "SEQH" marker in the extradata */ extradata = (unsigned char *)avctx->extradata; @@ -929,8 +945,8 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) break; } - svq3->halfpel_flag = get_bits1(&gb); - svq3->thirdpel_flag = get_bits1(&gb); + s->halfpel_flag = get_bits1(&gb); + s->thirdpel_flag = get_bits1(&gb); /* unknown fields */ skip_bits1(&gb); @@ -938,7 +954,7 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) skip_bits1(&gb); skip_bits1(&gb); - s->low_delay = get_bits1(&gb); + h->low_delay = get_bits1(&gb); /* unknown field */ skip_bits1(&gb); @@ -946,9 +962,9 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) while (get_bits1(&gb)) skip_bits(&gb, 8); - svq3->unknown_flag = get_bits1(&gb); - avctx->has_b_frames = !s->low_delay; - if (svq3->unknown_flag) { + s->unknown_flag = get_bits1(&gb); + avctx->has_b_frames = !h->low_delay; + if (s->unknown_flag) { #if CONFIG_ZLIB unsigned watermark_width = svq3_get_ue_golomb(&gb); unsigned watermark_height = svq3_get_ue_golomb(&gb); @@ -977,11 +993,10 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) av_free(buf); return -1; } - svq3->watermark_key = ff_svq1_packet_checksum(buf, buf_len, 0); - svq3->watermark_key = svq3->watermark_key << 16 | - svq3->watermark_key; + s->watermark_key = ff_svq1_packet_checksum(buf, buf_len, 0); + s->watermark_key = s->watermark_key << 16 | s->watermark_key; av_log(avctx, AV_LOG_DEBUG, - "watermark key %#x\n", svq3->watermark_key); + "watermark key %#x\n", s->watermark_key); av_free(buf); #else av_log(avctx, AV_LOG_ERROR, @@ -991,13 +1006,15 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) } } - s->width = avctx->width; - s->height = avctx->height; - - if (ff_MPV_common_init(s) < 0) - return -1; - - h->b_stride = 4 * s->mb_width; + h->width = avctx->width; + h->height = avctx->height; + h->mb_width = (h->width + 15) / 16; + h->mb_height = (h->height + 15) / 16; + h->mb_stride = h->mb_width + 1; + h->mb_num = h->mb_width * h->mb_height; + h->b_stride = 4 * h->mb_width; + s->h_edge_pos = h->mb_width * 16; + s->v_edge_pos = h->mb_height * 16; if (ff_h264_alloc_tables(h) < 0) { av_log(avctx, AV_LOG_ERROR, "svq3 memory allocation failed\n"); @@ -1007,84 +1024,165 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) return 0; } +static int get_buffer(AVCodecContext *avctx, Picture *pic) +{ + SVQ3Context *s = avctx->priv_data; + H264Context *h = &s->h; + const int big_mb_num = h->mb_stride * (h->mb_height + 1) + 1; + const int mb_array_size = h->mb_stride * h->mb_height; + const int b4_stride = h->mb_width * 4 + 1; + const int b4_array_size = b4_stride * h->mb_height * 4; + int ret; + + if (!pic->motion_val_base[0]) { + int i; + + pic->mb_type_base = av_mallocz((big_mb_num + h->mb_stride) * sizeof(uint32_t)); + if (!pic->mb_type_base) + return AVERROR(ENOMEM); + pic->f.mb_type = pic->mb_type_base + 2 * h->mb_stride + 1; + + for (i = 0; i < 2; i++) { + pic->motion_val_base[i] = av_mallocz(2 * (b4_array_size + 4) * sizeof(int16_t)); + pic->f.ref_index[i] = av_mallocz(4 * mb_array_size); + if (!pic->motion_val_base[i] || !pic->f.ref_index[i]) + return AVERROR(ENOMEM); + + pic->f.motion_val[i] = pic->motion_val_base[i] + 4; + } + } + pic->f.motion_subsample_log2 = 2; + pic->f.reference = !(h->pict_type == AV_PICTURE_TYPE_B); + + ret = ff_get_buffer(avctx, &pic->f); + + h->linesize = pic->f.linesize[0]; + h->uvlinesize = pic->f.linesize[1]; + + return ret; +} + static int svq3_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { - SVQ3Context *svq3 = avctx->priv_data; - H264Context *h = &svq3->h; - MpegEncContext *s = &h->s; + SVQ3Context *s = avctx->priv_data; + H264Context *h = &s->h; int buf_size = avpkt->size; - int m, left; + int left; uint8_t *buf; + int ret, m, i; /* special case for last picture */ if (buf_size == 0) { - if (s->next_picture_ptr && !s->low_delay) { - *(AVFrame *) data = s->next_picture.f; - s->next_picture_ptr = NULL; + if (s->next_pic->f.data[0] && !h->low_delay && !s->last_frame_output) { + *(AVFrame *) data = s->next_pic->f; + s->last_frame_output = 1; *got_frame = 1; } return 0; } - s->mb_x = s->mb_y = h->mb_xy = 0; + h->mb_x = h->mb_y = h->mb_xy = 0; - if (svq3->watermark_key) { - av_fast_malloc(&svq3->buf, &svq3->buf_size, + if (s->watermark_key) { + av_fast_malloc(&s->buf, &s->buf_size, buf_size+FF_INPUT_BUFFER_PADDING_SIZE); - if (!svq3->buf) + if (!s->buf) return AVERROR(ENOMEM); - memcpy(svq3->buf, avpkt->data, buf_size); - buf = svq3->buf; + memcpy(s->buf, avpkt->data, buf_size); + buf = s->buf; } else { buf = avpkt->data; } - init_get_bits(&s->gb, buf, 8 * buf_size); + init_get_bits(&h->gb, buf, 8 * buf_size); if (svq3_decode_slice_header(avctx)) return -1; - s->pict_type = h->slice_type; - s->picture_number = h->slice_num; + h->pict_type = h->slice_type; - if (avctx->debug & FF_DEBUG_PICT_INFO) - av_log(h->s.avctx, AV_LOG_DEBUG, - "%c hpel:%d, tpel:%d aqp:%d qp:%d, slice_num:%02X\n", - av_get_picture_type_char(s->pict_type), - svq3->halfpel_flag, svq3->thirdpel_flag, - s->adaptive_quant, s->qscale, h->slice_num); + if (h->pict_type != AV_PICTURE_TYPE_B) + FFSWAP(Picture*, s->next_pic, s->last_pic); + + if (s->cur_pic->f.data[0]) + avctx->release_buffer(avctx, &s->cur_pic->f); /* for skipping the frame */ - s->current_picture.f.pict_type = s->pict_type; - s->current_picture.f.key_frame = (s->pict_type == AV_PICTURE_TYPE_I); + s->cur_pic->f.pict_type = h->pict_type; + s->cur_pic->f.key_frame = (h->pict_type == AV_PICTURE_TYPE_I); - /* Skip B-frames if we do not have reference frames. */ - if (s->last_picture_ptr == NULL && s->pict_type == AV_PICTURE_TYPE_B) - return 0; - if (avctx->skip_frame >= AVDISCARD_NONREF && s->pict_type == AV_PICTURE_TYPE_B || - avctx->skip_frame >= AVDISCARD_NONKEY && s->pict_type != AV_PICTURE_TYPE_I || + ret = get_buffer(avctx, s->cur_pic); + if (ret < 0) + return ret; + + h->cur_pic_ptr = s->cur_pic; + h->cur_pic = *s->cur_pic; + + for (i = 0; i < 16; i++) { + h->block_offset[i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * h->linesize * ((scan8[i] - scan8[0]) >> 3); + h->block_offset[48 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * h->linesize * ((scan8[i] - scan8[0]) >> 3); + } + for (i = 0; i < 16; i++) { + h->block_offset[16 + i] = + h->block_offset[32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * h->uvlinesize * ((scan8[i] - scan8[0]) >> 3); + h->block_offset[48 + 16 + i] = + h->block_offset[48 + 32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * h->uvlinesize * ((scan8[i] - scan8[0]) >> 3); + } + + if (h->pict_type != AV_PICTURE_TYPE_I) { + if (!s->last_pic->f.data[0]) { + av_log(avctx, AV_LOG_ERROR, "Missing reference frame.\n"); + ret = get_buffer(avctx, s->last_pic); + if (ret < 0) + return ret; + memset(s->last_pic->f.data[0], 0, avctx->height * s->last_pic->f.linesize[0]); + memset(s->last_pic->f.data[1], 0x80, (avctx->height / 2) * + s->last_pic->f.linesize[1]); + memset(s->last_pic->f.data[2], 0x80, (avctx->height / 2) * + s->last_pic->f.linesize[2]); + } + + if (h->pict_type == AV_PICTURE_TYPE_B && !s->next_pic->f.data[0]) { + av_log(avctx, AV_LOG_ERROR, "Missing reference frame.\n"); + ret = get_buffer(avctx, s->next_pic); + if (ret < 0) + return ret; + memset(s->next_pic->f.data[0], 0, avctx->height * s->next_pic->f.linesize[0]); + memset(s->next_pic->f.data[1], 0x80, (avctx->height / 2) * + s->next_pic->f.linesize[1]); + memset(s->next_pic->f.data[2], 0x80, (avctx->height / 2) * + s->next_pic->f.linesize[2]); + } + } + + if (avctx->debug & FF_DEBUG_PICT_INFO) + av_log(h->avctx, AV_LOG_DEBUG, + "%c hpel:%d, tpel:%d aqp:%d qp:%d, slice_num:%02X\n", + av_get_picture_type_char(h->pict_type), + s->halfpel_flag, s->thirdpel_flag, + s->adaptive_quant, h->qscale, h->slice_num); + + if (avctx->skip_frame >= AVDISCARD_NONREF && h->pict_type == AV_PICTURE_TYPE_B || + avctx->skip_frame >= AVDISCARD_NONKEY && h->pict_type != AV_PICTURE_TYPE_I || avctx->skip_frame >= AVDISCARD_ALL) return 0; if (s->next_p_frame_damaged) { - if (s->pict_type == AV_PICTURE_TYPE_B) + if (h->pict_type == AV_PICTURE_TYPE_B) return 0; else s->next_p_frame_damaged = 0; } - if (ff_h264_frame_start(h) < 0) - return -1; - - if (s->pict_type == AV_PICTURE_TYPE_B) { + if (h->pict_type == AV_PICTURE_TYPE_B) { h->frame_num_offset = h->slice_num - h->prev_frame_num; if (h->frame_num_offset < 0) h->frame_num_offset += 256; if (h->frame_num_offset == 0 || h->frame_num_offset >= h->prev_frame_num_offset) { - av_log(h->s.avctx, AV_LOG_ERROR, "error in B-frame picture id\n"); + av_log(h->avctx, AV_LOG_ERROR, "error in B-frame picture id\n"); return -1; } } else { @@ -1107,16 +1205,16 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, } } - for (s->mb_y = 0; s->mb_y < s->mb_height; s->mb_y++) { - for (s->mb_x = 0; s->mb_x < s->mb_width; s->mb_x++) { + for (h->mb_y = 0; h->mb_y < h->mb_height; h->mb_y++) { + for (h->mb_x = 0; h->mb_x < h->mb_width; h->mb_x++) { unsigned mb_type; - h->mb_xy = s->mb_x + s->mb_y * s->mb_stride; + h->mb_xy = h->mb_x + h->mb_y * h->mb_stride; - if ((get_bits_count(&s->gb) + 7) >= s->gb.size_in_bits && - ((get_bits_count(&s->gb) & 7) == 0 || - show_bits(&s->gb, -get_bits_count(&s->gb) & 7) == 0)) { - skip_bits(&s->gb, svq3->next_slice_index - get_bits_count(&s->gb)); - s->gb.size_in_bits = 8 * buf_size; + if ((get_bits_count(&h->gb) + 7) >= h->gb.size_in_bits && + ((get_bits_count(&h->gb) & 7) == 0 || + show_bits(&h->gb, -get_bits_count(&h->gb) & 7) == 0)) { + skip_bits(&h->gb, s->next_slice_index - get_bits_count(&h->gb)); + h->gb.size_in_bits = 8 * buf_size; if (svq3_decode_slice_header(avctx)) return -1; @@ -1124,33 +1222,35 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, /* TODO: support s->mb_skip_run */ } - mb_type = svq3_get_ue_golomb(&s->gb); + mb_type = svq3_get_ue_golomb(&h->gb); - if (s->pict_type == AV_PICTURE_TYPE_I) + if (h->pict_type == AV_PICTURE_TYPE_I) mb_type += 8; - else if (s->pict_type == AV_PICTURE_TYPE_B && mb_type >= 4) + else if (h->pict_type == AV_PICTURE_TYPE_B && mb_type >= 4) mb_type += 4; - if (mb_type > 33 || svq3_decode_mb(svq3, mb_type)) { - av_log(h->s.avctx, AV_LOG_ERROR, - "error while decoding MB %d %d\n", s->mb_x, s->mb_y); + if (mb_type > 33 || svq3_decode_mb(s, mb_type)) { + av_log(h->avctx, AV_LOG_ERROR, + "error while decoding MB %d %d\n", h->mb_x, h->mb_y); return -1; } if (mb_type != 0) ff_h264_hl_decode_mb(h); - if (s->pict_type != AV_PICTURE_TYPE_B && !s->low_delay) - s->current_picture.f.mb_type[s->mb_x + s->mb_y * s->mb_stride] = - (s->pict_type == AV_PICTURE_TYPE_P && mb_type < 8) ? (mb_type - 1) : -1; + if (h->pict_type != AV_PICTURE_TYPE_B && !h->low_delay) + h->cur_pic.f.mb_type[h->mb_x + h->mb_y * h->mb_stride] = + (h->pict_type == AV_PICTURE_TYPE_P && mb_type < 8) ? (mb_type - 1) : -1; } - ff_mpeg_draw_horiz_band(s, 16 * s->mb_y, 16); + ff_draw_horiz_band(avctx, &h->dsp, s->cur_pic, s->last_pic->f.data[0] ? s->last_pic : NULL, + 16 * h->mb_y, 16, h->picture_structure, 0, 1, + h->low_delay, h->mb_height * 16, h->mb_width * 16); } - left = buf_size*8 - get_bits_count(&s->gb); + left = buf_size*8 - get_bits_count(&h->gb); - if (s->mb_y != s->mb_height || s->mb_x != s->mb_width) { - av_log(avctx, AV_LOG_INFO, "frame num %d incomplete pic x %d y %d left %d\n", avctx->frame_number, s->mb_y, s->mb_x, left); + if (h->mb_y != h->mb_height || h->mb_x != h->mb_width) { + av_log(avctx, AV_LOG_INFO, "frame num %d incomplete pic x %d y %d left %d\n", avctx->frame_number, h->mb_y, h->mb_x, left); //av_hex_dump(stderr, buf+buf_size-8, 8); } @@ -1159,32 +1259,49 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, return -1; } - ff_MPV_frame_end(s); - - if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) - *(AVFrame *)data = s->current_picture.f; + if (h->pict_type == AV_PICTURE_TYPE_B || h->low_delay) + *(AVFrame *)data = s->cur_pic->f; else - *(AVFrame *)data = s->last_picture.f; + *(AVFrame *)data = s->last_pic->f; /* Do not output the last pic after seeking. */ - if (s->last_picture_ptr || s->low_delay) + if (s->last_pic->f.data[0] || h->low_delay) *got_frame = 1; + if (h->pict_type != AV_PICTURE_TYPE_B) { + FFSWAP(Picture*, s->cur_pic, s->next_pic); + } + return buf_size; } +static void free_picture(AVCodecContext *avctx, Picture *pic) +{ + int i; + for (i = 0; i < 2; i++) { + av_freep(&pic->motion_val_base[i]); + av_freep(&pic->f.ref_index[i]); + } + av_freep(&pic->mb_type_base); + + if (pic->f.data[0]) + avctx->release_buffer(avctx, &pic->f); + av_freep(&pic); +} + static int svq3_decode_end(AVCodecContext *avctx) { - SVQ3Context *svq3 = avctx->priv_data; - H264Context *h = &svq3->h; - MpegEncContext *s = &h->s; + SVQ3Context *s = avctx->priv_data; + H264Context *h = &s->h; - ff_h264_free_context(h); + free_picture(avctx, s->cur_pic); + free_picture(avctx, s->next_pic); + free_picture(avctx, s->last_pic); - ff_MPV_common_end(s); + ff_h264_free_context(h); - av_freep(&svq3->buf); - svq3->buf_size = 0; + av_freep(&s->buf); + s->buf_size = 0; return 0; } |