mirror of
https://github.com/mpv-player/mpv
synced 2024-12-26 09:02:38 +00:00
56 lines
2.1 KiB
C
56 lines
2.1 KiB
C
|
/*
|
||
|
|
* This file is part of MPlayer.
|
||
|
|
*
|
||
|
|
* MPlayer is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License as published by
|
||
|
|
* the Free Software Foundation; either version 2 of the License, or
|
||
|
|
* (at your option) any later version.
|
||
|
|
*
|
||
|
|
* MPlayer is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License along
|
||
|
|
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
|
||
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef MPLAYER_MPEG_HDR_H
|
||
|
|
#define MPLAYER_MPEG_HDR_H
|
||
|
|
|
||
|
|
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;
|
||
|
|
float fps;
|
||
|
|
int frame_rate_extension_n;
|
||
|
|
int frame_rate_extension_d;
|
||
|
|
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
|
||
|
|
//the following are for mpeg4
|
||
|
|
unsigned int timeinc_resolution, timeinc_bits, timeinc_unit;
|
||
|
|
int picture_type;
|
||
|
|
} mp_mpeg_header_t;
|
||
|
|
|
||
|
|
int mp_header_process_sequence_header (mp_mpeg_header_t * picture, const unsigned char * buffer);
|
||
|
|
int mp_header_process_extension (mp_mpeg_header_t * picture, unsigned char * buffer);
|
||
|
|
float mpeg12_aspect_info(mp_mpeg_header_t *picture);
|
||
|
|
int mp4_header_process_vol(mp_mpeg_header_t * picture, unsigned char * buffer);
|
||
|
|
void mp4_header_process_vop(mp_mpeg_header_t * picture, unsigned char * buffer);
|
||
|
|
int h264_parse_sps(mp_mpeg_header_t * picture, unsigned char * buf, int len);
|
||
|
|
int mp_vc1_decode_sequence_header(mp_mpeg_header_t * picture, unsigned char * buf, int len);
|
||
|
|
|
||
|
|
unsigned char mp_getbits(unsigned char *buffer, unsigned int from, unsigned char len);
|
||
|
|
|
||
|
|
#endif /* MPLAYER_MPEG_HDR_H */
|