cbs_h264: add support for Film Grain Characteristics SEI messages

Signed-off-by: James Almer <jamrial@gmail.com>

1 files changed, 21 insertions, 0 deletions

diff --git a/libavcodec/cbs_h264.h b/libavcodec/cbs_h264.h
index 5a8641a333..ca9b688c05 100644
--- a/libavcodec/cbs_h264.h
+++ b/libavcodec/cbs_h264.h
@@ -272,6 +272,27 @@ typedef struct H264RawSEIRecoveryPoint {
     uint8_t changing_slice_group_idc;
 } H264RawSEIRecoveryPoint;
 
+typedef struct H264RawFilmGrainCharacteristics {
+    uint8_t      film_grain_characteristics_cancel_flag;
+    uint8_t      film_grain_model_id;
+    uint8_t      separate_colour_description_present_flag;
+    uint8_t      film_grain_bit_depth_luma_minus8;
+    uint8_t      film_grain_bit_depth_chroma_minus8;
+    uint8_t      film_grain_full_range_flag;
+    uint8_t      film_grain_colour_primaries;
+    uint8_t      film_grain_transfer_characteristics;
+    uint8_t      film_grain_matrix_coefficients;
+    uint8_t      blending_mode_id;
+    uint8_t      log2_scale_factor;
+    uint8_t      comp_model_present_flag[3];
+    uint8_t      num_intensity_intervals_minus1[3];
+    uint8_t      num_model_values_minus1[3];
+    uint8_t      intensity_interval_lower_bound[3][256];
+    uint8_t      intensity_interval_upper_bound[3][256];
+    int16_t      comp_model_value[3][256][6];
+    uint8_t      film_grain_characteristics_repetition_period;
+} H264RawFilmGrainCharacteristics;
+
 typedef struct H264RawSEIDisplayOrientation {
     uint8_t display_orientation_cancel_flag;
     uint8_t hor_flip;