+typedef struct AV1SequenceParameters {
+ uint8_t profile;
+ uint8_t level;
+ uint8_t tier;
+ uint8_t bitdepth;
+ uint8_t monochrome;
+ uint8_t chroma_subsampling_x;
+ uint8_t chroma_subsampling_y;
+ uint8_t chroma_sample_position;
+ uint8_t color_description_present_flag;
+ uint8_t color_primaries;
+ uint8_t transfer_characteristics;
+ uint8_t matrix_coefficients;
+ uint8_t color_range;
+} AV1SequenceParameters;
+