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mpv/libmpdemux/mpeg_hdr.h

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typedef struct {
// video info:
int mpeg1; // 0=mpeg2 1=mpeg1
int display_picture_width;
int display_picture_height;
int aspect_ratio_information;
int frame_rate_code;
int fps; // fps*10000
int bitrate; // 0x3FFFF==VBR
// timing:
int picture_structure;
int progressive_sequence;
int repeat_first_field;
int progressive_frame;
int top_field_first;
int display_time; // secs*100
} mp_mpeg_header_t;
int mp_header_process_sequence_header (mp_mpeg_header_t * picture, unsigned char * buffer);
int mp_header_process_extension (mp_mpeg_header_t * picture, unsigned char * buffer);