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- #ifndef _webm_vpx_h_
- #define _webm_vpx_h_
-
- #include <stdint.h>
- #include <stddef.h>
-
- #if defined(__cplusplus)
- extern "C" {
- #endif
-
- // VP8/VP9/VP10
- struct webm_vpx_t
- {
- uint8_t profile;
- uint8_t level;
- uint8_t bit_depth;
- uint8_t chroma_subsampling; // 0-4:2:0 vertical, 1-4:2:0 colocated with luma (0,0), 2-4:2:2, 3-4:4:4
- uint8_t video_full_range_flag; // 0 = legal range (e.g. 16-235 for 8 bit sample depth); 1 = full range (e.g. 0-255 for 8-bit sample depth)
- uint8_t colour_primaries; // ISO/IEC 23001-8:2016
- uint8_t transfer_characteristics;
- uint8_t matrix_coefficients;
- uint16_t codec_intialization_data_size; // must be 0
- uint8_t codec_intialization_data[1]; // not used for VP8 and VP9
- };
-
- int webm_vpx_codec_configuration_record_load(const uint8_t* data, size_t bytes, struct webm_vpx_t* vpx);
- int webm_vpx_codec_configuration_record_save(const struct webm_vpx_t* vpx, uint8_t* data, size_t bytes);
-
- int webm_vpx_codec_configuration_record_from_vp8(struct webm_vpx_t* vpx, int* width, int* height, const void* keyframe, size_t bytes);
- int webm_vpx_codec_configuration_record_from_vp9(struct webm_vpx_t* vpx, int* width, int* height, const void* keyframe, size_t bytes);
-
- #if defined(__cplusplus)
- }
- #endif
- #endif /* !_webm_vpx_h_ */
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