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author | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-10-20 18:49:08 +0000 |
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committer | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-10-20 18:49:08 +0000 |
commit | 881e5d0783d66de0d3efe4b633aa413a277c5b18 (patch) | |
tree | 998f3cdd340f82a73f54b1cdc4e22c19dabff4ad /demuxer.h | |
parent | daab5f2480c62bbe684e09e0ae979958b447124b (diff) | |
download | mpv-881e5d0783d66de0d3efe4b633aa413a277c5b18.tar.bz2 mpv-881e5d0783d66de0d3efe4b633aa413a277c5b18.tar.xz |
libdemuxer...
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2311 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'demuxer.h')
-rw-r--r-- | demuxer.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/demuxer.h b/demuxer.h deleted file mode 100644 index 0cb3eea22e..0000000000 --- a/demuxer.h +++ /dev/null @@ -1,155 +0,0 @@ - -#include "config.h" - -#define MAX_PACKS 4096 -#define MAX_PACK_BYTES 0x800000 - -#define DEMUXER_TYPE_UNKNOWN 0 -#define DEMUXER_TYPE_MPEG_ES 1 -#define DEMUXER_TYPE_MPEG_PS 2 -#define DEMUXER_TYPE_AVI 3 -#define DEMUXER_TYPE_AVI_NI 4 -#define DEMUXER_TYPE_AVI_NINI 5 -#define DEMUXER_TYPE_ASF 6 -#define DEMUXER_TYPE_MOV 7 - -#define DEMUXER_TIME_NONE 0 -#define DEMUXER_TIME_PTS 1 -#define DEMUXER_TIME_FILE 2 -#define DEMUXER_TIME_BPS 3 - - -// Holds one packet/frame/whatever -typedef struct demux_packet_st { - int len; - float pts; - off_t pos; // position in index (AVI) or file (MPG) - unsigned char* buffer; - int flags; // keyframe, etc - struct demux_packet_st* next; -} demux_packet_t; - -typedef struct { - int buffer_pos; // current buffer position - int buffer_size; // current buffer size - unsigned char* buffer; // current buffer - float pts; // current buffer's pts - int pts_bytes; // number of bytes read after last pts stamp - int eof; // end of demuxed stream? (true if all buffer empty) - off_t pos; // position in the input stream (file) - off_t dpos; // position in the demuxed stream - int pack_no; // serial number of packet - int flags; // flags of current packet (keyframe etc) -//--------------- - int packs; // number of packets in buffer - int bytes; // total bytes of packets in buffer - demux_packet_t *first; // read to current buffer from here - demux_packet_t *last; // append new packets from input stream to here - int id; // stream ID (for multiple audio/video streams) - struct demuxer_st *demuxer; // parent demuxer structure (stream handler) -// ---- asf ----- - demux_packet_t *asf_packet; // read asf fragments here - int asf_seq; -// ---- stream header ---- - void* sh; -} demux_stream_t; - -typedef struct demuxer_st { - stream_t *stream; - int synced; // stream synced (used by mpeg) - off_t filepos; // input stream current pos. - int type; // demuxer type: mpeg PS, mpeg ES, avi, avi-ni, avi-nini, asf - int file_format; // file format: mpeg/avi/asf - off_t movi_start; - off_t movi_end; - int seekable; // flag - // - demux_stream_t *audio; // audio buffer/demuxer - demux_stream_t *video; // video buffer/demuxer - demux_stream_t *sub; // dvd subtitle buffer/demuxer - - // stream headers: - void* a_streams[256]; // audio streams (sh_audio_t) - void* v_streams[256]; // video sterams (sh_video_t) - char s_streams[32]; // dvd subtitles (flag) - - void* priv; // fileformat-dependent data -} demuxer_t; - -inline static demux_packet_t* new_demux_packet(int len){ - demux_packet_t* dp=malloc(sizeof(demux_packet_t)); - dp->len=len; - dp->buffer=malloc(len); - dp->next=NULL; - dp->pts=0; - dp->pos=0; - dp->flags=0; - return dp; -} - -inline static void free_demux_packet(demux_packet_t* dp){ - free(dp->buffer); - free(dp); -} - -demux_stream_t* new_demuxer_stream(struct demuxer_st *demuxer,int id); -demuxer_t* new_demuxer(stream_t *stream,int type,int a_id,int v_id,int s_id); -void free_demuxer_stream(demux_stream_t *ds); -void free_demuxer(demuxer_t *demuxer); - -void ds_add_packet(demux_stream_t *ds,demux_packet_t* dp); -void ds_read_packet(demux_stream_t *ds,stream_t *stream,int len,float pts,off_t pos,int flags); - -int demux_fill_buffer(demuxer_t *demux,demux_stream_t *ds); -int ds_fill_buffer(demux_stream_t *ds); - -inline static off_t ds_tell(demux_stream_t *ds){ - return (ds->dpos-ds->buffer_size)+ds->buffer_pos; -} - -inline static int ds_tell_pts(demux_stream_t *ds){ - return (ds->pts_bytes-ds->buffer_size)+ds->buffer_pos; -} - -int demux_read_data(demux_stream_t *ds,unsigned char* mem,int len); -int demux_read_data_pack(demux_stream_t *ds,unsigned char* mem,int len); - -#if 1 -#define demux_getc(ds) (\ - (ds->buffer_pos<ds->buffer_size) ? ds->buffer[ds->buffer_pos++] \ - :((!ds_fill_buffer(ds))? (-1) : ds->buffer[ds->buffer_pos++] ) ) -#else -inline static int demux_getc(demux_stream_t *ds){ - if(ds->buffer_pos>=ds->buffer_size){ - if(!ds_fill_buffer(ds)){ -// printf("DEMUX_GETC: EOF reached!\n"); - return -1; // EOF - } - } -// printf("[%02X]",ds->buffer[ds->buffer_pos]); - return ds->buffer[ds->buffer_pos++]; -} -#endif - -void ds_free_packs(demux_stream_t *ds); -int ds_get_packet(demux_stream_t *ds,unsigned char **start); -int ds_get_packet_sub(demux_stream_t *ds,unsigned char **start); - - -static inline int avi_stream_id(unsigned int id){ - unsigned char *p=(unsigned char *)&id; - unsigned char a,b; -#if WORDS_BIGENDIAN - a=p[3]-'0'; b=p[2]-'0'; -#else - a=p[0]-'0'; b=p[1]-'0'; -#endif - if(a>9 || b>9) return 100; // invalid ID - return a*10+b; -} - -demuxer_t* demux_open(stream_t *stream,int file_format,int aid,int vid,int sid); -int demux_seek(demuxer_t *demuxer,float rel_seek_secs,int flags); - - - |