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| author | Linjie Fu <linjie.fu@intel.com> | 2019-12-11 16:47:38 +0800 |
|---|---|---|
| committer | James Almer <jamrial@gmail.com> | 2019-12-17 14:12:16 -0300 |
| commit | d31a2902261072f8195a005b78b4e0c4a973bf80 (patch) | |
| tree | 042446b4ff30d190c97bc680b946a1cfa843fde3 | |
| parent | 377a095dc37222a373fba00579145e77629a5e81 (diff) | |
| download | ffmpeg-d31a2902261072f8195a005b78b4e0c4a973bf80.tar.gz | |
lavc/hevc_cabac: fix cbf_cb and cbf_cr for transform depth 4
The max transform depth is 5(from 0 to 4), so we need 5 cabac states for
cbf_cb and cbf_cr.
See Table 9-4 for details.
Signed-off-by: Xu Guangxin <guangxin.xu@intel.com>
Signed-off-by: Linjie Fu <linjie.fu@intel.com>
Signed-off-by: James Almer <jamrial@gmail.com>
| -rw-r--r-- | libavcodec/hevc_cabac.c | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/libavcodec/hevc_cabac.c b/libavcodec/hevc_cabac.c index 8abb780dd7..3dc0987dad 100644 --- a/libavcodec/hevc_cabac.c +++ b/libavcodec/hevc_cabac.c @@ -66,7 +66,7 @@ static const int8_t num_bins_in_se[] = { 1, // no_residual_data_flag 3, // split_transform_flag 2, // cbf_luma - 4, // cbf_cb, cbf_cr + 5, // cbf_cb, cbf_cr 2, // transform_skip_flag[][] 2, // explicit_rdpcm_flag[][] 2, // explicit_rdpcm_dir_flag[][] @@ -122,23 +122,23 @@ static const int elem_offset[sizeof(num_bins_in_se)] = { 37, // split_transform_flag 40, // cbf_luma 42, // cbf_cb, cbf_cr - 46, // transform_skip_flag[][] - 48, // explicit_rdpcm_flag[][] - 50, // explicit_rdpcm_dir_flag[][] - 52, // last_significant_coeff_x_prefix - 70, // last_significant_coeff_y_prefix - 88, // last_significant_coeff_x_suffix - 88, // last_significant_coeff_y_suffix - 88, // significant_coeff_group_flag - 92, // significant_coeff_flag - 136, // coeff_abs_level_greater1_flag - 160, // coeff_abs_level_greater2_flag - 166, // coeff_abs_level_remaining - 166, // coeff_sign_flag - 166, // log2_res_scale_abs - 174, // res_scale_sign_flag - 176, // cu_chroma_qp_offset_flag - 177, // cu_chroma_qp_offset_idx + 47, // transform_skip_flag[][] + 49, // explicit_rdpcm_flag[][] + 51, // explicit_rdpcm_dir_flag[][] + 53, // last_significant_coeff_x_prefix + 71, // last_significant_coeff_y_prefix + 89, // last_significant_coeff_x_suffix + 89, // last_significant_coeff_y_suffix + 89, // significant_coeff_group_flag + 93, // significant_coeff_flag + 137, // coeff_abs_level_greater1_flag + 161, // coeff_abs_level_greater2_flag + 167, // coeff_abs_level_remaining + 167, // coeff_sign_flag + 167, // log2_res_scale_abs + 175, // res_scale_sign_flag + 177, // cu_chroma_qp_offset_flag + 178, // cu_chroma_qp_offset_idx }; #define CNU 154 @@ -189,7 +189,7 @@ static const uint8_t init_values[3][HEVC_CONTEXTS] = { // cbf_luma 111, 141, // cbf_cb, cbf_cr - 94, 138, 182, 154, + 94, 138, 182, 154, 154, // transform_skip_flag 139, 139, // explicit_rdpcm_flag @@ -266,7 +266,7 @@ static const uint8_t init_values[3][HEVC_CONTEXTS] = { // cbf_luma 153, 111, // cbf_cb, cbf_cr - 149, 107, 167, 154, + 149, 107, 167, 154, 154, // transform_skip_flag 139, 139, // explicit_rdpcm_flag @@ -343,7 +343,7 @@ static const uint8_t init_values[3][HEVC_CONTEXTS] = { // cbf_luma 153, 111, // cbf_cb, cbf_cr - 149, 92, 167, 154, + 149, 92, 167, 154, 154, // transform_skip_flag 139, 139, // explicit_rdpcm_flag |