mirror of
https://github.com/mpv-player/mpv
synced 2024-12-13 02:15:59 +00:00
ccf75d6711
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19546 b3059339-0415-0410-9bf9-f77b7e298cf2
106 lines
3.6 KiB
C
106 lines
3.6 KiB
C
#ifndef __ST_HEADER_H
|
|
#define __ST_HEADER_H 1
|
|
|
|
#include "aviheader.h"
|
|
#include "ms_hdr.h"
|
|
|
|
// Stream headers:
|
|
|
|
typedef struct {
|
|
int aid;
|
|
demux_stream_t *ds;
|
|
struct codecs_st *codec;
|
|
unsigned int format;
|
|
int inited;
|
|
double delay; // relative (to sh_video->timer) time in audio stream
|
|
float stream_delay; // number of seconds stream should be delayed (according to dwStart or similar)
|
|
// output format:
|
|
int sample_format;
|
|
int samplerate;
|
|
int samplesize;
|
|
int channels;
|
|
int o_bps; // == samplerate*samplesize*channels (uncompr. bytes/sec)
|
|
int i_bps; // == bitrate (compressed bytes/sec)
|
|
// in buffers:
|
|
int audio_in_minsize; // max. compressed packet size (== min. in buffer size)
|
|
char* a_in_buffer;
|
|
int a_in_buffer_len;
|
|
int a_in_buffer_size;
|
|
// decoder buffers:
|
|
int audio_out_minsize; // max. uncompressed packet size (==min. out buffsize)
|
|
char* a_buffer;
|
|
int a_buffer_len;
|
|
int a_buffer_size;
|
|
// output buffers:
|
|
char* a_out_buffer;
|
|
int a_out_buffer_len;
|
|
int a_out_buffer_size;
|
|
// void* audio_out; // the audio_out handle, used for this audio stream
|
|
void* afilter; // the audio filter stream
|
|
struct ad_functions_s* ad_driver;
|
|
#ifdef DYNAMIC_PLUGINS
|
|
void *dec_handle;
|
|
#endif
|
|
// win32-compatible codec parameters:
|
|
AVIStreamHeader audio;
|
|
WAVEFORMATEX* wf;
|
|
// codec-specific:
|
|
void* context; // codec-specific stuff (usually HANDLE or struct pointer)
|
|
unsigned char* codecdata; // extra header data passed from demuxer to codec
|
|
int codecdata_len;
|
|
double pts; // last known pts value in output from decoder
|
|
int pts_bytes; // bytes output by decoder after last known pts
|
|
} sh_audio_t;
|
|
|
|
typedef struct {
|
|
int vid;
|
|
demux_stream_t *ds;
|
|
struct codecs_st *codec;
|
|
unsigned int format;
|
|
int inited;
|
|
float timer; // absolute time in video stream, since last start/seek
|
|
float stream_delay; // number of seconds stream should be delayed (according to dwStart or similar)
|
|
// frame counters:
|
|
float num_frames; // number of frames played
|
|
int num_frames_decoded; // number of frames decoded
|
|
// timing (mostly for mpeg):
|
|
double pts; // predicted/interpolated PTS of the current frame
|
|
double i_pts; // PTS for the _next_ I/P frame
|
|
double buffered_pts[20];
|
|
int num_buffered_pts;
|
|
// output format: (set by demuxer)
|
|
float fps; // frames per second (set only if constant fps)
|
|
float frametime; // 1/fps
|
|
float aspect; // aspect ratio stored in the file (for prescaling)
|
|
int i_bps; // == bitrate (compressed bytes/sec)
|
|
int disp_w,disp_h; // display size (filled by fileformat parser)
|
|
// output driver/filters: (set by libmpcodecs core)
|
|
unsigned int outfmtidx;
|
|
void* video_out; // the video_out handle, used for this video stream
|
|
void* vfilter; // the video filter chain, used for this video stream
|
|
int vf_inited;
|
|
#ifdef DYNAMIC_PLUGINS
|
|
void *dec_handle;
|
|
#endif
|
|
// win32-compatible codec parameters:
|
|
AVIStreamHeader video;
|
|
BITMAPINFOHEADER* bih;
|
|
void* ImageDesc; // for quicktime codecs
|
|
// codec-specific:
|
|
void* context; // codec-specific stuff (usually HANDLE or struct pointer)
|
|
} sh_video_t;
|
|
|
|
// demuxer.c:
|
|
#define new_sh_audio(d, i) new_sh_audio_aid(d, i, i)
|
|
sh_audio_t* new_sh_audio_aid(demuxer_t *demuxer,int id,int aid);
|
|
#define new_sh_video(d, i) new_sh_video_vid(d, i, i)
|
|
sh_video_t* new_sh_video_vid(demuxer_t *demuxer,int id,int vid);
|
|
void free_sh_audio(demuxer_t *demuxer, int id);
|
|
void free_sh_video(sh_video_t *sh);
|
|
|
|
// video.c:
|
|
int video_read_properties(sh_video_t *sh_video);
|
|
int video_read_frame(sh_video_t* sh_video,float* frame_time_ptr,unsigned char** start,int force_fps);
|
|
|
|
#endif
|