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author | Anton Khirnov <anton@khirnov.net> | 2015-07-09 14:22:43 +0200 |
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committer | Anton Khirnov <anton@khirnov.net> | 2015-07-12 18:15:39 +0200 |
commit | b11acd57326db6c2cc1475dd0bea2a06fbc85aa2 (patch) | |
tree | 64740e507baccb89e4245ba3d2057e8359576ef5 /libavcodec/hevc_cabac.c | |
parent | ab05ed4c322ed0488ac9b5d2ef5d4ffa55a946a7 (diff) | |
download | ffmpeg-b11acd57326db6c2cc1475dd0bea2a06fbc85aa2.tar.gz |
hevc: remove HEVCContext usage from hevc_ps
Factor out the parameter sets into a separate struct and use it instead.
This will allow us to reuse this code in the parser.
Diffstat (limited to 'libavcodec/hevc_cabac.c')
-rw-r--r-- | libavcodec/hevc_cabac.c | 54 |
1 files changed, 27 insertions, 27 deletions
diff --git a/libavcodec/hevc_cabac.c b/libavcodec/hevc_cabac.c index efcaa860c7..b01808fd84 100644 --- a/libavcodec/hevc_cabac.c +++ b/libavcodec/hevc_cabac.c @@ -325,10 +325,10 @@ static const uint8_t init_values[3][HEVC_CONTEXTS] = { void ff_hevc_save_states(HEVCContext *s, int ctb_addr_ts) { - if (s->pps->entropy_coding_sync_enabled_flag && - (ctb_addr_ts % s->sps->ctb_width == 2 || - (s->sps->ctb_width == 2 && - ctb_addr_ts % s->sps->ctb_width == 0))) { + if (s->ps.pps->entropy_coding_sync_enabled_flag && + (ctb_addr_ts % s->ps.sps->ctb_width == 2 || + (s->ps.sps->ctb_width == 2 && + ctb_addr_ts % s->ps.sps->ctb_width == 0))) { memcpy(s->cabac_state, s->HEVClc.cabac_state, HEVC_CONTEXTS); } } @@ -376,34 +376,34 @@ static void cabac_init_state(HEVCContext *s) void ff_hevc_cabac_init(HEVCContext *s, int ctb_addr_ts) { - if (ctb_addr_ts == s->pps->ctb_addr_rs_to_ts[s->sh.slice_ctb_addr_rs]) { + if (ctb_addr_ts == s->ps.pps->ctb_addr_rs_to_ts[s->sh.slice_ctb_addr_rs]) { cabac_init_decoder(s); if (s->sh.dependent_slice_segment_flag == 0 || - (s->pps->tiles_enabled_flag && - s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[ctb_addr_ts - 1])) + (s->ps.pps->tiles_enabled_flag && + s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[ctb_addr_ts - 1])) cabac_init_state(s); if (!s->sh.first_slice_in_pic_flag && - s->pps->entropy_coding_sync_enabled_flag) { - if (ctb_addr_ts % s->sps->ctb_width == 0) { - if (s->sps->ctb_width == 1) + s->ps.pps->entropy_coding_sync_enabled_flag) { + if (ctb_addr_ts % s->ps.sps->ctb_width == 0) { + if (s->ps.sps->ctb_width == 1) cabac_init_state(s); else if (s->sh.dependent_slice_segment_flag == 1) load_states(s); } } } else { - if (s->pps->tiles_enabled_flag && - s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[ctb_addr_ts - 1]) { + if (s->ps.pps->tiles_enabled_flag && + s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[ctb_addr_ts - 1]) { cabac_reinit(&s->HEVClc); cabac_init_state(s); } - if (s->pps->entropy_coding_sync_enabled_flag) { - if (ctb_addr_ts % s->sps->ctb_width == 0) { + if (s->ps.pps->entropy_coding_sync_enabled_flag) { + if (ctb_addr_ts % s->ps.sps->ctb_width == 0) { get_cabac_terminate(&s->HEVClc.cc); cabac_reinit(&s->HEVClc); - if (s->sps->ctb_width == 1) + if (s->ps.sps->ctb_width == 1) cabac_init_state(s); else load_states(s); @@ -442,7 +442,7 @@ int ff_hevc_sao_band_position_decode(HEVCContext *s) int ff_hevc_sao_offset_abs_decode(HEVCContext *s) { int i = 0; - int length = (1 << (FFMIN(s->sps->bit_depth, 10) - 5)) - 1; + int length = (1 << (FFMIN(s->ps.sps->bit_depth, 10) - 5)) - 1; while (i < length && get_cabac_bypass(&s->HEVClc.cc)) i++; @@ -473,10 +473,10 @@ int ff_hevc_cu_transquant_bypass_flag_decode(HEVCContext *s) int ff_hevc_skip_flag_decode(HEVCContext *s, int x0, int y0, int x_cb, int y_cb) { - int min_cb_width = s->sps->min_cb_width; + int min_cb_width = s->ps.sps->min_cb_width; int inc = 0; - int x0b = x0 & ((1 << s->sps->log2_ctb_size) - 1); - int y0b = y0 & ((1 << s->sps->log2_ctb_size) - 1); + int x0b = x0 & ((1 << s->ps.sps->log2_ctb_size) - 1); + int y0b = y0 & ((1 << s->ps.sps->log2_ctb_size) - 1); if (s->HEVClc.ctb_left_flag || x0b) inc = !!SAMPLE_CTB(s->skip_flag, x_cb - 1, y_cb); @@ -524,15 +524,15 @@ int ff_hevc_pred_mode_decode(HEVCContext *s) int ff_hevc_split_coding_unit_flag_decode(HEVCContext *s, int ct_depth, int x0, int y0) { int inc = 0, depth_left = 0, depth_top = 0; - int x0b = x0 & ((1 << s->sps->log2_ctb_size) - 1); - int y0b = y0 & ((1 << s->sps->log2_ctb_size) - 1); - int x_cb = x0 >> s->sps->log2_min_cb_size; - int y_cb = y0 >> s->sps->log2_min_cb_size; + int x0b = x0 & ((1 << s->ps.sps->log2_ctb_size) - 1); + int y0b = y0 & ((1 << s->ps.sps->log2_ctb_size) - 1); + int x_cb = x0 >> s->ps.sps->log2_min_cb_size; + int y_cb = y0 >> s->ps.sps->log2_min_cb_size; if (s->HEVClc.ctb_left_flag || x0b) - depth_left = s->tab_ct_depth[(y_cb) * s->sps->min_cb_width + x_cb - 1]; + depth_left = s->tab_ct_depth[(y_cb) * s->ps.sps->min_cb_width + x_cb - 1]; if (s->HEVClc.ctb_up_flag || y0b) - depth_top = s->tab_ct_depth[(y_cb - 1) * s->sps->min_cb_width + x_cb]; + depth_top = s->tab_ct_depth[(y_cb - 1) * s->ps.sps->min_cb_width + x_cb]; inc += (depth_left > ct_depth); inc += (depth_top > ct_depth); @@ -544,7 +544,7 @@ int ff_hevc_part_mode_decode(HEVCContext *s, int log2_cb_size) { if (GET_CABAC(elem_offset[PART_MODE])) // 1 return PART_2Nx2N; - if (log2_cb_size == s->sps->log2_min_cb_size) { + if (log2_cb_size == s->ps.sps->log2_min_cb_size) { if (s->HEVClc.cu.pred_mode == MODE_INTRA) // 0 return PART_NxN; if (GET_CABAC(elem_offset[PART_MODE] + 1)) // 01 @@ -556,7 +556,7 @@ int ff_hevc_part_mode_decode(HEVCContext *s, int log2_cb_size) return PART_NxN; // 000 } - if (!s->sps->amp_enabled_flag) { + if (!s->ps.sps->amp_enabled_flag) { if (GET_CABAC(elem_offset[PART_MODE] + 1)) // 01 return PART_2NxN; return PART_Nx2N; |