diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2013-11-02 00:31:49 +0100 |
---|---|---|
committer | Michael Niedermayer <michaelni@gmx.at> | 2013-11-02 00:44:54 +0100 |
commit | f578e5d9376a20243f4286776f79a1e1c33b12cd (patch) | |
tree | 64e66bed1735b7264a017a91d3946dd25441d9b5 /libavcodec/hevc_cabac.c | |
parent | 38612379bffe371d2e21b876b80c335bb468c2fa (diff) | |
download | ffmpeg-f578e5d9376a20243f4286776f79a1e1c33b12cd.tar.gz |
avcodec/hevc: Adjust white-spaces to reduce difference to 064698d381e1e7790f21b0199a8930ea04e2e942
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/hevc_cabac.c')
-rw-r--r-- | libavcodec/hevc_cabac.c | 573 |
1 files changed, 285 insertions, 288 deletions
diff --git a/libavcodec/hevc_cabac.c b/libavcodec/hevc_cabac.c index 1b66c6fc7f..a8cf9a78fa 100644 --- a/libavcodec/hevc_cabac.c +++ b/libavcodec/hevc_cabac.c @@ -33,94 +33,94 @@ * number of bin by SyntaxElement. */ static const int8_t num_bins_in_se[] = { - 1, // sao_merge_flag - 1, // sao_type_idx - 0, // sao_eo_class - 0, // sao_band_position - 0, // sao_offset_abs - 0, // sao_offset_sign - 0, // end_of_slice_flag - 3, // split_coding_unit_flag - 1, // cu_transquant_bypass_flag - 3, // skip_flag - 3, // cu_qp_delta - 1, // pred_mode - 4, // part_mode - 0, // pcm_flag - 1, // prev_intra_luma_pred_mode - 0, // mpm_idx - 0, // rem_intra_luma_pred_mode - 2, // intra_chroma_pred_mode - 1, // merge_flag - 1, // merge_idx - 5, // inter_pred_idc - 2, // ref_idx_l0 - 2, // ref_idx_l1 - 2, // abs_mvd_greater0_flag - 2, // abs_mvd_greater1_flag - 0, // abs_mvd_minus2 - 0, // mvd_sign_flag - 1, // mvp_lx_flag - 1, // no_residual_data_flag - 3, // split_transform_flag - 2, // cbf_luma - 4, // cbf_cb, cbf_cr - 2, // transform_skip_flag[][] - 18, // last_significant_coeff_x_prefix - 18, // last_significant_coeff_y_prefix - 0, // last_significant_coeff_x_suffix - 0, // last_significant_coeff_y_suffix - 4, // significant_coeff_group_flag - 42, // significant_coeff_flag - 24, // coeff_abs_level_greater1_flag - 6, // coeff_abs_level_greater2_flag - 0, // coeff_abs_level_remaining - 0, // coeff_sign_flag + 1, // sao_merge_flag + 1, // sao_type_idx + 0, // sao_eo_class + 0, // sao_band_position + 0, // sao_offset_abs + 0, // sao_offset_sign + 0, // end_of_slice_flag + 3, // split_coding_unit_flag + 1, // cu_transquant_bypass_flag + 3, // skip_flag + 3, // cu_qp_delta + 1, // pred_mode + 4, // part_mode + 0, // pcm_flag + 1, // prev_intra_luma_pred_mode + 0, // mpm_idx + 0, // rem_intra_luma_pred_mode + 2, // intra_chroma_pred_mode + 1, // merge_flag + 1, // merge_idx + 5, // inter_pred_idc + 2, // ref_idx_l0 + 2, // ref_idx_l1 + 2, // abs_mvd_greater0_flag + 2, // abs_mvd_greater1_flag + 0, // abs_mvd_minus2 + 0, // mvd_sign_flag + 1, // mvp_lx_flag + 1, // no_residual_data_flag + 3, // split_transform_flag + 2, // cbf_luma + 4, // cbf_cb, cbf_cr + 2, // transform_skip_flag[][] + 18, // last_significant_coeff_x_prefix + 18, // last_significant_coeff_y_prefix + 0, // last_significant_coeff_x_suffix + 0, // last_significant_coeff_y_suffix + 4, // significant_coeff_group_flag + 42, // significant_coeff_flag + 24, // coeff_abs_level_greater1_flag + 6, // coeff_abs_level_greater2_flag + 0, // coeff_abs_level_remaining + 0, // coeff_sign_flag }; /** * Offset to ctxIdx 0 in init_values and states, indexed by SyntaxElement. */ static const int elem_offset[sizeof(num_bins_in_se)] = { - 0, - 1, - 2, - 2, - 2, - 2, - 2, - 2, - 5, - 6, - 9, - 12, - 13, - 17, - 17, - 18, - 18, - 18, - 20, - 21, - 22, - 27, - 29, - 31, - 33, - 35, - 35, - 35, - 36, - 37, - 40, - 42, - 46, - 48, - 66, - 84, - 84, - 84, - 88, + 0, + 1, + 2, + 2, + 2, + 2, + 2, + 2, + 5, + 6, + 9, + 12, + 13, + 17, + 17, + 18, + 18, + 18, + 20, + 21, + 22, + 27, + 29, + 31, + 33, + 35, + 35, + 35, + 36, + 37, + 40, + 42, + 46, + 48, + 66, + 84, + 84, + 84, + 88, 130, 154, 160, @@ -132,200 +132,195 @@ static const int elem_offset[sizeof(num_bins_in_se)] = { * Indexed by init_type */ static const uint8_t init_values[3][HEVC_CONTEXTS] = { - { - // sao_merge_flag - 153, - // sao_type_idx - 200, - // split_coding_unit_flag - 139, 141, 157, - // cu_transquant_bypass_flag - 154, - // skip_flag - CNU, CNU, CNU, - // cu_qp_delta - 154, 154, 154, - // pred_mode - CNU, - // part_mode - 184, CNU, CNU, CNU, - // prev_intra_luma_pred_mode - 184, - // intra_chroma_pred_mode - 63, 139, - // merge_flag - CNU, - // merge_idx - CNU, - // inter_pred_idc - CNU, CNU, CNU, CNU, CNU, - // ref_idx_l0 - CNU, CNU, - // ref_idx_l1 - CNU, CNU, - // abs_mvd_greater1_flag - CNU, CNU, - // abs_mvd_greater1_flag - CNU, CNU, - // mvp_lx_flag - CNU, - // no_residual_data_flag - CNU, - // split_transform_flag - 153, 138, 138, - // cbf_luma - 111, 141, - // cbf_cb, cbf_cr - 94, 138, 182, 154, - // transform_skip_flag - 139, 139, - // last_significant_coeff_x_prefix - 110, 110, 124, 125, 140, 153, 125, 127, 140, 109, 111, 143, 127, 111, - 79, 108, 123, 63, - // last_significant_coeff_y_prefix - 110, 110, 124, 125, 140, 153, 125, 127, 140, 109, 111, 143, 127, 111, - 79, 108, 123, 63, - // significant_coeff_group_flag - 91, 171, 134, 141, - // significant_coeff_flag - 111, 111, 125, 110, 110, 94, 124, 108, 124, 107, 125, 141, 179, 153, - 125, 107, 125, 141, 179, 153, 125, 107, 125, 141, 179, 153, 125, 140, - 139, 182, 182, 152, 136, 152, 136, 153, 136, 139, 111, 136, 139, 111, - // coeff_abs_level_greater1_flag - 140, 92, 137, 138, 140, 152, 138, 139, 153, 74, 149, 92, 139, 107, - 122, 152, 140, 179, 166, 182, 140, 227, 122, 197, - // coeff_abs_level_greater2_flag - 138, 153, 136, 167, 152, 152, - }, - { - // sao_merge_flag - 153, - // sao_type_idx - 185, - // split_coding_unit_flag - 107, 139, 126, - // cu_transquant_bypass_flag - 154, - // skip_flag - 197, 185, 201, - // cu_qp_delta - 154, 154, 154, - // pred_mode - 149, - // part_mode - 154, 139, 154, 154, - // prev_intra_luma_pred_mode - 154, - // intra_chroma_pred_mode - 152, 139, - // merge_flag - 110, - // merge_idx - 122, - // inter_pred_idc - 95, 79, 63, 31, 31, - // ref_idx_l0 - 153, 153, - // ref_idx_l1 - 153, 153, - // abs_mvd_greater1_flag - 140, 198, - // abs_mvd_greater1_flag - 140, 198, - // mvp_lx_flag - 168, - // no_residual_data_flag - 79, - // split_transform_flag - 124, 138, 94, - // cbf_luma - 153, 111, - // cbf_cb, cbf_cr - 149, 107, 167, 154, - // transform_skip_flag - 139, 139, - // last_significant_coeff_x_prefix - 125, 110, 94, 110, 95, 79, 125, 111, 110, 78, 110, 111, 111, 95, - 94, 108, 123, 108, - // last_significant_coeff_y_prefix - 125, 110, 94, 110, 95, 79, 125, 111, 110, 78, 110, 111, 111, 95, - 94, 108, 123, 108, - // significant_coeff_group_flag - 121, 140, 61, 154, - // significant_coeff_flag - 155, 154, 139, 153, 139, 123, 123, 63, 153, 166, 183, 140, 136, 153, - 154, 166, 183, 140, 136, 153, 154, 166, 183, 140, 136, 153, 154, 170, - 153, 123, 123, 107, 121, 107, 121, 167, 151, 183, 140, 151, 183, 140, - // coeff_abs_level_greater1_flag - 154, 196, 196, 167, 154, 152, 167, 182, 182, 134, 149, 136, 153, 121, - 136, 137, 169, 194, 166, 167, 154, 167, 137, 182, - // coeff_abs_level_greater2_flag - 107, 167, 91, 122, 107, 167, - }, - { - // sao_merge_flag - 153, - // sao_type_idx - 160, - // split_coding_unit_flag - 107, 139, 126, - // cu_transquant_bypass_flag - 154, - // skip_flag - 197, 185, 201, - // cu_qp_delta - 154, 154, 154, - // pred_mode - 134, - // part_mode - 154, 139, 154, 154, - // prev_intra_luma_pred_mode - 183, - // intra_chroma_pred_mode - 152, 139, - // merge_flag - 154, - // merge_idx - 137, - // inter_pred_idc - 95, 79, 63, 31, 31, - // ref_idx_l0 - 153, 153, - // ref_idx_l1 - 153, 153, - // abs_mvd_greater1_flag - 169, 198, - // abs_mvd_greater1_flag - 169, 198, - // mvp_lx_flag - 168, - // no_residual_data_flag - 79, - // split_transform_flag - 224, 167, 122, - // cbf_luma - 153, 111, - // cbf_cb, cbf_cr - 149, 92, 167, 154, - // transform_skip_flag - 139, 139, - // last_significant_coeff_x_prefix - 125, 110, 124, 110, 95, 94, 125, 111, 111, 79, 125, 126, 111, 111, - 79, 108, 123, 93, - // last_significant_coeff_y_prefix - 125, 110, 124, 110, 95, 94, 125, 111, 111, 79, 125, 126, 111, 111, - 79, 108, 123, 93, - // significant_coeff_group_flag - 121, 140, 61, 154, - // significant_coeff_flag - 170, 154, 139, 153, 139, 123, 123, 63, 124, 166, 183, 140, 136, 153, - 154, 166, 183, 140, 136, 153, 154, 166, 183, 140, 136, 153, 154, 170, - 153, 138, 138, 122, 121, 122, 121, 167, 151, 183, 140, 151, 183, 140, - // coeff_abs_level_greater1_flag - 154, 196, 167, 167, 154, 152, 167, 182, 182, 134, 149, 136, 153, 121, - 136, 122, 169, 208, 166, 167, 154, 152, 167, 182, - // coeff_abs_level_greater2_flag - 107, 167, 91, 107, 107, 167, + { // sao_merge_flag + 153, + // sao_type_idx + 200, + // split_coding_unit_flag + 139, 141, 157, + // cu_transquant_bypass_flag + 154, + // skip_flag + CNU, CNU, CNU, + // cu_qp_delta + 154, 154, 154, + // pred_mode + CNU, + // part_mode + 184, CNU, CNU, CNU, + // prev_intra_luma_pred_mode + 184, + // intra_chroma_pred_mode + 63, 139, + // merge_flag + CNU, + // merge_idx + CNU, + // inter_pred_idc + CNU, CNU, CNU, CNU, CNU, + // ref_idx_l0 + CNU, CNU, + // ref_idx_l1 + CNU, CNU, + // abs_mvd_greater1_flag + CNU, CNU, + // abs_mvd_greater1_flag + CNU, CNU, + // mvp_lx_flag + CNU, + // no_residual_data_flag + CNU, + // split_transform_flag + 153, 138, 138, + // cbf_luma + 111, 141, + // cbf_cb, cbf_cr + 94, 138, 182, 154, + // transform_skip_flag + 139, 139, + // last_significant_coeff_x_prefix + 110, 110, 124, 125, 140, 153, 125, 127, 140, 109, 111, 143, 127, 111, + 79, 108, 123, 63, + // last_significant_coeff_y_prefix + 110, 110, 124, 125, 140, 153, 125, 127, 140, 109, 111, 143, 127, 111, + 79, 108, 123, 63, + // significant_coeff_group_flag + 91, 171, 134, 141, + // significant_coeff_flag + 111, 111, 125, 110, 110, 94, 124, 108, 124, 107, 125, 141, 179, 153, + 125, 107, 125, 141, 179, 153, 125, 107, 125, 141, 179, 153, 125, 140, + 139, 182, 182, 152, 136, 152, 136, 153, 136, 139, 111, 136, 139, 111, + // coeff_abs_level_greater1_flag + 140, 92, 137, 138, 140, 152, 138, 139, 153, 74, 149, 92, 139, 107, + 122, 152, 140, 179, 166, 182, 140, 227, 122, 197, + // coeff_abs_level_greater2_flag + 138, 153, 136, 167, 152, 152, }, + { // sao_merge_flag + 153, + // sao_type_idx + 185, + // split_coding_unit_flag + 107, 139, 126, + // cu_transquant_bypass_flag + 154, + // skip_flag + 197, 185, 201, + // cu_qp_delta + 154, 154, 154, + // pred_mode + 149, + // part_mode + 154, 139, 154, 154, + // prev_intra_luma_pred_mode + 154, + // intra_chroma_pred_mode + 152, 139, + // merge_flag + 110, + // merge_idx + 122, + // inter_pred_idc + 95, 79, 63, 31, 31, + // ref_idx_l0 + 153, 153, + // ref_idx_l1 + 153, 153, + // abs_mvd_greater1_flag + 140, 198, + // abs_mvd_greater1_flag + 140, 198, + // mvp_lx_flag + 168, + // no_residual_data_flag + 79, + // split_transform_flag + 124, 138, 94, + // cbf_luma + 153, 111, + // cbf_cb, cbf_cr + 149, 107, 167, 154, + // transform_skip_flag + 139, 139, + // last_significant_coeff_x_prefix + 125, 110, 94, 110, 95, 79, 125, 111, 110, 78, 110, 111, 111, 95, + 94, 108, 123, 108, + // last_significant_coeff_y_prefix + 125, 110, 94, 110, 95, 79, 125, 111, 110, 78, 110, 111, 111, 95, + 94, 108, 123, 108, + // significant_coeff_group_flag + 121, 140, 61, 154, + // significant_coeff_flag + 155, 154, 139, 153, 139, 123, 123, 63, 153, 166, 183, 140, 136, 153, + 154, 166, 183, 140, 136, 153, 154, 166, 183, 140, 136, 153, 154, 170, + 153, 123, 123, 107, 121, 107, 121, 167, 151, 183, 140, 151, 183, 140, + // coeff_abs_level_greater1_flag + 154, 196, 196, 167, 154, 152, 167, 182, 182, 134, 149, 136, 153, 121, + 136, 137, 169, 194, 166, 167, 154, 167, 137, 182, + // coeff_abs_level_greater2_flag + 107, 167, 91, 122, 107, 167, }, + { // sao_merge_flag + 153, + // sao_type_idx + 160, + // split_coding_unit_flag + 107, 139, 126, + // cu_transquant_bypass_flag + 154, + // skip_flag + 197, 185, 201, + // cu_qp_delta + 154, 154, 154, + // pred_mode + 134, + // part_mode + 154, 139, 154, 154, + // prev_intra_luma_pred_mode + 183, + // intra_chroma_pred_mode + 152, 139, + // merge_flag + 154, + // merge_idx + 137, + // inter_pred_idc + 95, 79, 63, 31, 31, + // ref_idx_l0 + 153, 153, + // ref_idx_l1 + 153, 153, + // abs_mvd_greater1_flag + 169, 198, + // abs_mvd_greater1_flag + 169, 198, + // mvp_lx_flag + 168, + // no_residual_data_flag + 79, + // split_transform_flag + 224, 167, 122, + // cbf_luma + 153, 111, + // cbf_cb, cbf_cr + 149, 92, 167, 154, + // transform_skip_flag + 139, 139, + // last_significant_coeff_x_prefix + 125, 110, 124, 110, 95, 94, 125, 111, 111, 79, 125, 126, 111, 111, + 79, 108, 123, 93, + // last_significant_coeff_y_prefix + 125, 110, 124, 110, 95, 94, 125, 111, 111, 79, 125, 126, 111, 111, + 79, 108, 123, 93, + // significant_coeff_group_flag + 121, 140, 61, 154, + // significant_coeff_flag + 170, 154, 139, 153, 139, 123, 123, 63, 124, 166, 183, 140, 136, 153, + 154, 166, 183, 140, 136, 153, 154, 166, 183, 140, 136, 153, 154, 170, + 153, 138, 138, 122, 121, 122, 121, 167, 151, 183, 140, 151, 183, 140, + // coeff_abs_level_greater1_flag + 154, 196, 167, 167, 154, 152, 167, 182, 182, 134, 149, 136, 153, 121, + 136, 122, 169, 208, 166, 167, 154, 152, 167, 182, + // coeff_abs_level_greater2_flag + 107, 167, 91, 107, 107, 167, }, }; @@ -548,7 +543,7 @@ static void cabac_init_state(HEVCContext *s) pre ^= pre >> 31; if (pre > 124) pre = 124 + (pre & 1); - s->HEVClc->cabac_state[i] = pre; + s->HEVClc->cabac_state[i] = pre; } } @@ -561,7 +556,8 @@ void ff_hevc_cabac_init(HEVCContext *s, int ctb_addr_ts) (s->pps->tile_id[ctb_addr_ts] != s->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 (!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) cabac_init_state(s); @@ -640,7 +636,7 @@ int ff_hevc_sao_offset_sign_decode(HEVCContext *s) int ff_hevc_sao_eo_class_decode(HEVCContext *s) { int ret = (get_cabac_bypass(&s->HEVClc->cc) << 1); - ret |= get_cabac_bypass(&s->HEVClc->cc); + ret |= get_cabac_bypass(&s->HEVClc->cc); return ret; } @@ -662,9 +658,9 @@ int ff_hevc_skip_flag_decode(HEVCContext *s, int x0, int y0, int x_cb, int y_cb) int y0b = y0 & ((1 << s->sps->log2_ctb_size) - 1); if (s->HEVClc->ctb_left_flag || x0b) - inc = !!SAMPLE_CTB(s->skip_flag, x_cb-1, y_cb); + inc = !!SAMPLE_CTB(s->skip_flag, x_cb - 1, y_cb); if (s->HEVClc->ctb_up_flag || y0b) - inc += !!SAMPLE_CTB(s->skip_flag, x_cb, y_cb-1); + inc += !!SAMPLE_CTB(s->skip_flag, x_cb, y_cb - 1); return GET_CABAC(elem_offset[SKIP_FLAG] + inc); } @@ -707,18 +703,19 @@ 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 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; 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->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->sps->min_cb_width + x_cb]; inc += (depth_left > ct_depth); - inc += (depth_top > ct_depth); + inc += (depth_top > ct_depth); + return GET_CABAC(elem_offset[SPLIT_CODING_UNIT_FLAG] + inc); } @@ -756,7 +753,7 @@ int ff_hevc_part_mode_decode(HEVCContext *s, int log2_cb_size) return PART_Nx2N; if (get_cabac_bypass(&s->HEVClc->cc)) // 0001 return PART_nRx2N; - return PART_nLx2N; // 0000 + return PART_nLx2N; // 0000 } int ff_hevc_pcm_flag_decode(HEVCContext *s) @@ -794,7 +791,7 @@ int ff_hevc_intra_chroma_pred_mode_decode(HEVCContext *s) return 4; ret = (get_cabac_bypass(&s->HEVClc->cc) << 1); - ret |= get_cabac_bypass(&s->HEVClc->cc); + ret |= get_cabac_bypass(&s->HEVClc->cc); return ret; } |