avcodec/hevc_sei: parse and export Film Grain Characteristics SEI messages

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

1 files changed, 22 insertions, 0 deletions

diff --git a/libavcodec/hevc_sei.h b/libavcodec/hevc_sei.h
index 4b6bfddeb9..ac8c61c1f1 100644
--- a/libavcodec/hevc_sei.h
+++ b/libavcodec/hevc_sei.h
@@ -109,6 +109,27 @@ typedef struct HEVCSEITimeCode {
     int32_t  time_offset_value[3];
 } HEVCSEITimeCode;
 
+typedef struct HEVCSEIFilmGrainCharacteristics {
+    int present;
+    int model_id;
+    int separate_colour_description_present_flag;
+    int bit_depth_luma;
+    int bit_depth_chroma;
+    int full_range;
+    int color_primaries;
+    int transfer_characteristics;
+    int matrix_coeffs;
+    int blending_mode_id;
+    int log2_scale_factor;
+    int comp_model_present_flag[3];
+    uint16_t num_intensity_intervals[3];
+    uint8_t num_model_values[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];
+    int persistence_flag;
+} HEVCSEIFilmGrainCharacteristics;
+
 typedef struct HEVCSEI {
     HEVCSEIPictureHash picture_hash;
     HEVCSEIFramePacking frame_packing;
@@ -122,6 +143,7 @@ typedef struct HEVCSEI {
     int active_seq_parameter_set_id;
     HEVCSEIAlternativeTransfer alternative_transfer;
     HEVCSEITimeCode timecode;
+    HEVCSEIFilmGrainCharacteristics film_grain_characteristics;
 } HEVCSEI;
 
 struct HEVCParamSets;