diff options
author | Anton Khirnov <anton@khirnov.net> | 2016-03-23 15:23:55 +0300 |
---|---|---|
committer | Anton Khirnov <anton@khirnov.net> | 2016-03-28 10:58:14 +0300 |
commit | a4d126dc59c39bb03e5e444432d1b27af26a45b4 (patch) | |
tree | 566cf245d37e8c76600f9e6ed4845536bf64ccc9 /libavcodec | |
parent | 7bbdae81e895a49125dba58bad01b98389966c39 (diff) |
svq3: eliminate remaining H264Context usage.
Diffstat (limited to 'libavcodec')
-rw-r--r-- | libavcodec/svq3.c | 89 |
1 files changed, 33 insertions, 56 deletions
diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c index 34e00769a7..d5079f3ada 100644 --- a/libavcodec/svq3.c +++ b/libavcodec/svq3.c @@ -47,8 +47,6 @@ #include "avcodec.h" #include "mpegutils.h" #include "h264.h" -#include "h264_mvpred.h" -#include "h264data.h" #include "golomb.h" #include "hpeldsp.h" #include "mathops.h" @@ -67,7 +65,7 @@ */ typedef struct SVQ3Context { - H264Context h; + AVCodecContext *avctx; H264DSPContext h264dsp; H264PredContext hpc; @@ -100,6 +98,7 @@ typedef struct SVQ3Context { int prev_frame_num; enum AVPictureType pict_type; + int low_delay; int mb_x, mb_y; int mb_xy; @@ -410,7 +409,6 @@ static inline void svq3_mc_dir_part(SVQ3Context *s, int mx, int my, int dxy, int thirdpel, int dir, int avg) { - H264Context *h = &s->h; const H264Picture *pic = (dir == 0) ? s->last_pic : s->next_pic; uint8_t *src, *dest; int i, emu = 0; @@ -448,7 +446,7 @@ static inline void svq3_mc_dir_part(SVQ3Context *s, : s->hdsp.put_pixels_tab)[blocksize][dxy](dest, src, linesize, height); - if (!(h->flags & AV_CODEC_FLAG_GRAY)) { + if (!(s->avctx->flags & AV_CODEC_FLAG_GRAY)) { mx = mx + (mx < (int) x) >> 1; my = my + (my < (int) y) >> 1; width = width >> 1; @@ -485,7 +483,6 @@ 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; - 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; @@ -533,7 +530,7 @@ static inline int svq3_mc_dir(SVQ3Context *s, int size, int mode, dx = svq3_get_se_golomb(&s->gb_slice); if (dx == INVALID_VLC || dy == INVALID_VLC) { - av_log(h->avctx, AV_LOG_ERROR, "invalid MV vlc\n"); + av_log(s->avctx, AV_LOG_ERROR, "invalid MV vlc\n"); return -1; } } @@ -616,7 +613,6 @@ static av_always_inline int dctcoef_get(int16_t *mb, int index) } static av_always_inline void hl_decode_mb_predict_luma(SVQ3Context *s, - const H264Context *h, int mb_type, const int *block_offset, int linesize, @@ -655,7 +651,7 @@ static av_always_inline void hl_decode_mb_predict_luma(SVQ3Context *s, } } -static void hl_decode_mb(SVQ3Context *s, const H264Context *h) +static void hl_decode_mb(SVQ3Context *s) { const int mb_x = s->mb_x; const int mb_y = s->mb_y; @@ -665,7 +661,7 @@ static void hl_decode_mb(SVQ3Context *s, const H264Context *h) int linesize, uvlinesize; int i, j; const int *block_offset = &s->block_offset[0]; - const int block_h = 16 >> h->chroma_y_shift; + const int block_h = 16 >> 1; linesize = s->cur_pic->f->linesize[0]; uvlinesize = s->cur_pic->f->linesize[1]; @@ -681,7 +677,7 @@ static void hl_decode_mb(SVQ3Context *s, const H264Context *h) s->hpc.pred8x8[s->chroma_pred_mode](dest_cb, uvlinesize); s->hpc.pred8x8[s->chroma_pred_mode](dest_cr, uvlinesize); - hl_decode_mb_predict_luma(s, h, mb_type, block_offset, linesize, dest_y); + hl_decode_mb_predict_luma(s, mb_type, block_offset, linesize, dest_y); } hl_decode_mb_idct_luma(s, mb_type, block_offset, linesize, dest_y); @@ -705,7 +701,6 @@ static void hl_decode_mb(SVQ3Context *s, const H264Context *h) static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) { - H264Context *h = &s->h; int i, j, k, m, dir, mode; int cbp = 0; uint32_t vlc; @@ -846,7 +841,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) vlc = svq3_get_ue_golomb(&s->gb_slice); if (vlc >= 25) { - av_log(h->avctx, AV_LOG_ERROR, + av_log(s->avctx, AV_LOG_ERROR, "luma prediction:%"PRIu32"\n", vlc); return -1; } @@ -858,7 +853,7 @@ static int svq3_decode_mb(SVQ3Context *s, 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->avctx, AV_LOG_ERROR, "weird prediction\n"); + av_log(s->avctx, AV_LOG_ERROR, "weird prediction\n"); return -1; } } @@ -874,7 +869,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) if (mb_type == 8) { ff_h264_check_intra4x4_pred_mode(s->intra4x4_pred_mode_cache, - h->avctx, s->top_samples_available, + s->avctx, s->top_samples_available, s->left_samples_available); s->top_samples_available = (s->mb_y == 0) ? 0x33FF : 0xFFFF; @@ -892,9 +887,9 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) dir = ff_h264_i_mb_type_info[mb_type - 8].pred_mode; dir = (dir >> 1) ^ 3 * (dir & 1) ^ 1; - if ((s->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h->avctx, s->top_samples_available, + if ((s->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(s->avctx, s->top_samples_available, s->left_samples_available, dir, 0)) < 0) { - av_log(h->avctx, AV_LOG_ERROR, "ff_h264_check_intra_pred_mode < 0\n"); + av_log(s->avctx, AV_LOG_ERROR, "ff_h264_check_intra_pred_mode < 0\n"); return s->intra16x16_pred_mode; } @@ -922,7 +917,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) if (!IS_INTRA16x16(mb_type) && (!IS_SKIP(mb_type) || s->pict_type == AV_PICTURE_TYPE_B)) { if ((vlc = svq3_get_ue_golomb(&s->gb_slice)) >= 48) { - av_log(h->avctx, AV_LOG_ERROR, "cbp_vlc=%"PRIu32"\n", vlc); + av_log(s->avctx, AV_LOG_ERROR, "cbp_vlc=%"PRIu32"\n", vlc); return -1; } @@ -934,7 +929,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) s->qscale += svq3_get_se_golomb(&s->gb_slice); if (s->qscale > 31u) { - av_log(h->avctx, AV_LOG_ERROR, "qscale:%d\n", s->qscale); + av_log(s->avctx, AV_LOG_ERROR, "qscale:%d\n", s->qscale); return -1; } } @@ -942,7 +937,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) AV_ZERO128(s->mb_luma_dc[0] + 0); AV_ZERO128(s->mb_luma_dc[0] + 8); if (svq3_decode_block(&s->gb_slice, s->mb_luma_dc[0], 0, 1)) { - av_log(h->avctx, AV_LOG_ERROR, + av_log(s->avctx, AV_LOG_ERROR, "error while decoding intra luma dc\n"); return -1; } @@ -961,7 +956,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) s->non_zero_count_cache[scan8[k]] = 1; if (svq3_decode_block(&s->gb_slice, &s->mb[16 * k], index, type)) { - av_log(h->avctx, AV_LOG_ERROR, + av_log(s->avctx, AV_LOG_ERROR, "error while decoding block\n"); return -1; } @@ -971,7 +966,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) if ((cbp & 0x30)) { for (i = 1; i < 3; ++i) if (svq3_decode_block(&s->gb_slice, &s->mb[16 * 16 * i], 0, 3)) { - av_log(h->avctx, AV_LOG_ERROR, + av_log(s->avctx, AV_LOG_ERROR, "error while decoding chroma dc block\n"); return -1; } @@ -983,7 +978,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) s->non_zero_count_cache[scan8[k]] = 1; if (svq3_decode_block(&s->gb_slice, &s->mb[16 * k], 1, 1)) { - av_log(h->avctx, AV_LOG_ERROR, + av_log(s->avctx, AV_LOG_ERROR, "error while decoding chroma ac block\n"); return -1; } @@ -997,7 +992,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) s->cur_pic->mb_type[mb_xy] = mb_type; if (IS_INTRA(mb_type)) - s->chroma_pred_mode = ff_h264_check_intra_pred_mode(h->avctx, s->top_samples_available, + s->chroma_pred_mode = ff_h264_check_intra_pred_mode(s->avctx, s->top_samples_available, s->left_samples_available, DC_PRED8x8, 1); return 0; @@ -1006,7 +1001,6 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) static int svq3_decode_slice_header(AVCodecContext *avctx) { SVQ3Context *s = avctx->priv_data; - H264Context *h = &s->h; const int mb_xy = s->mb_xy; int i, header; unsigned slice_id; @@ -1051,7 +1045,7 @@ static int svq3_decode_slice_header(AVCodecContext *avctx) } if ((slice_id = svq3_get_ue_golomb(&s->gb_slice)) >= 3) { - av_log(h->avctx, AV_LOG_ERROR, "illegal slice type %u \n", slice_id); + av_log(s->avctx, AV_LOG_ERROR, "illegal slice type %u \n", slice_id); return -1; } @@ -1115,7 +1109,6 @@ static void init_dequant4_coeff_table(SVQ3Context *s) static av_cold int svq3_decode_init(AVCodecContext *avctx) { SVQ3Context *s = avctx->priv_data; - H264Context *h = &s->h; int m, x, y; unsigned char *extradata; unsigned char *extradata_end; @@ -1138,29 +1131,17 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) if (!s->cur_pic->f || !s->last_pic->f || !s->next_pic->f) return AVERROR(ENOMEM); - if (ff_h264_decode_init(avctx) < 0) - return -1; - - // we will overwrite it later during decoding - av_frame_free(&h->cur_pic.f); - ff_h264dsp_init(&s->h264dsp, 8, 1); ff_h264_pred_init(&s->hpc, AV_CODEC_ID_SVQ3, 8, 1); ff_videodsp_init(&s->vdsp, 8); - h->sps.bit_depth_luma = 8; - h->chroma_format_idc = 1; - ff_hpeldsp_init(&s->hdsp, avctx->flags); ff_tpeldsp_init(&s->tdsp); - h->flags = avctx->flags; - h->picture_structure = PICT_FRAME; avctx->pix_fmt = AV_PIX_FMT_YUVJ420P; avctx->color_range = AVCOL_RANGE_JPEG; - h->chroma_x_shift = h->chroma_y_shift = 1; - + s->avctx = avctx; s->halfpel_flag = 1; s->thirdpel_flag = 1; s->unknown_flag = 0; @@ -1234,7 +1215,7 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) skip_bits1(&gb); skip_bits1(&gb); - h->low_delay = get_bits1(&gb); + s->low_delay = get_bits1(&gb); /* unknown field */ skip_bits1(&gb); @@ -1243,7 +1224,7 @@ static av_cold int svq3_decode_init(AVCodecContext *avctx) skip_bits(&gb, 8); s->unknown_flag = get_bits1(&gb); - avctx->has_b_frames = !h->low_delay; + avctx->has_b_frames = !s->low_delay; if (s->unknown_flag) { #if CONFIG_ZLIB unsigned watermark_width = svq3_get_ue_golomb(&gb); @@ -1381,13 +1362,12 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, { const uint8_t *buf = avpkt->data; SVQ3Context *s = avctx->priv_data; - H264Context *h = &s->h; int buf_size = avpkt->size; int ret, m, i; /* special case for last picture */ if (buf_size == 0) { - if (s->next_pic->f->data[0] && !h->low_delay && !s->last_frame_output) { + if (s->next_pic->f->data[0] && !s->low_delay && !s->last_frame_output) { ret = av_frame_ref(data, s->next_pic->f); if (ret < 0) return ret; @@ -1457,7 +1437,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, } if (avctx->debug & FF_DEBUG_PICT_INFO) - av_log(h->avctx, AV_LOG_DEBUG, + av_log(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), s->halfpel_flag, s->thirdpel_flag, @@ -1482,7 +1462,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, s->frame_num_offset += 256; if (s->frame_num_offset == 0 || s->frame_num_offset >= s->prev_frame_num_offset) { - av_log(h->avctx, AV_LOG_ERROR, "error in B-frame picture id\n"); + av_log(s->avctx, AV_LOG_ERROR, "error in B-frame picture id\n"); return -1; } } else { @@ -1527,26 +1507,26 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, else if (s->pict_type == AV_PICTURE_TYPE_B && mb_type >= 4) mb_type += 4; if (mb_type > 33 || svq3_decode_mb(s, mb_type)) { - av_log(h->avctx, AV_LOG_ERROR, + av_log(s->avctx, AV_LOG_ERROR, "error while decoding MB %d %d\n", s->mb_x, s->mb_y); return -1; } if (mb_type != 0) - hl_decode_mb(s, h); + hl_decode_mb(s); - if (s->pict_type != AV_PICTURE_TYPE_B && !h->low_delay) + if (s->pict_type != AV_PICTURE_TYPE_B && !s->low_delay) s->cur_pic->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; } ff_draw_horiz_band(avctx, s->cur_pic->f, s->last_pic->f->data[0] ? s->last_pic->f : NULL, - 16 * s->mb_y, 16, h->picture_structure, 0, - h->low_delay); + 16 * s->mb_y, 16, PICT_FRAME, 0, + s->low_delay); } - if (s->pict_type == AV_PICTURE_TYPE_B || h->low_delay) + if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) ret = av_frame_ref(data, s->cur_pic->f); else if (s->last_pic->f->data[0]) ret = av_frame_ref(data, s->last_pic->f); @@ -1554,7 +1534,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, return ret; /* Do not output the last pic after seeking. */ - if (s->last_pic->f->data[0] || h->low_delay) + if (s->last_pic->f->data[0] || s->low_delay) *got_frame = 1; if (s->pict_type != AV_PICTURE_TYPE_B) { @@ -1569,7 +1549,6 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, static av_cold int svq3_decode_end(AVCodecContext *avctx) { SVQ3Context *s = avctx->priv_data; - H264Context *h = &s->h; free_picture(avctx, s->cur_pic); free_picture(avctx, s->next_pic); @@ -1585,8 +1564,6 @@ static av_cold int svq3_decode_end(AVCodecContext *avctx) av_freep(&s->edge_emu_buffer); av_freep(&s->mb2br_xy); - ff_h264_free_context(h); - return 0; } |