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mpv/demux/stheader.h
wm4 26f52c5730 demux: export forced flag
At least Matroska files have a "forced" flag (in addition to the
"default" flag). Export this flag. Treat it almost like the default
flag, but with slightly higher priority.
2015-06-27 22:02:24 +02:00

101 lines
3.2 KiB
C

/*
* This file is part of mpv.
*
* mpv 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.
*
* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MPLAYER_STHEADER_H
#define MPLAYER_STHEADER_H
#include <stdbool.h>
#include "common/common.h"
#include "audio/chmap.h"
struct MPOpts;
struct demuxer;
// Stream headers:
struct sh_stream {
enum stream_type type;
// Index into demuxer->streams.
int index;
// Demuxer/format specific ID. Corresponds to the stream IDs as encoded in
// some file formats (e.g. MPEG), or an index chosen by demux.c.
int demuxer_id;
// FFmpeg stream index (AVFormatContext.streams[index]), or equivalent.
int ff_index;
// One of these is non-NULL, the others are NULL, depending on the stream
// type.
struct sh_audio *audio;
struct sh_video *video;
struct sh_sub *sub;
// E.g. "h264" (usually corresponds to AVCodecDescriptor.name)
const char *codec;
// Usually a FourCC, exact meaning depends on codec.
unsigned int codec_tag;
unsigned char *extradata; // codec specific per-stream header
int extradata_size;
// Codec specific header data (set by demux_lavf.c only)
struct AVCodecContext *lav_headers;
char *title;
char *lang; // language code
bool default_track; // container default track flag
bool forced_track; // container forced track flag
int hls_bitrate;
bool missing_timestamps;
// stream is a picture (such as album art)
struct demux_packet *attached_picture;
// Internal to demux.c
struct demux_stream *ds;
};
typedef struct sh_audio {
int samplerate;
struct mp_chmap channels;
bool force_channels;
int bitrate; // compressed bits/sec
int block_align;
int bits_per_coded_sample;
struct replaygain_data *replaygain_data;
} sh_audio_t;
typedef struct sh_video {
bool avi_dts; // use DTS timing; first frame and DTS is 0
float fps; // frames per second (set only if constant fps)
float aspect; // aspect ratio stored in the file (for prescaling)
int bits_per_coded_sample;
int disp_w, disp_h; // display size
int rotate; // intended display rotation, in degrees, [0, 359]
int stereo_mode; // mp_stereo3d_mode (0 if none/unknown)
} sh_video_t;
typedef struct sh_sub {
double frame_based; // timestamps are frame-based (and this is the
// fallback framerate used for timestamps)
bool is_utf8; // if false, subtitle packet charset is unknown
struct dec_sub *dec_sub; // decoder context
} sh_sub_t;
#endif /* MPLAYER_STHEADER_H */