libmpdemux/muxer_rawvideo.c

   1
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <string.h>
   5 #include <inttypes.h>
   6 #include <unistd.h>
   7
   8 #include "config.h"
   9 #include "version.h"
  10
  11 //#include "stream.h"
  12 //#include "demuxer.h"
  13 //#include "stheader.h"
  14 #include "aviheader.h"
  15 #include "ms_hdr.h"
  16
  17 #include "bswap.h"
  18
  19 #include "muxer.h"
  20
  21 static muxer_stream_t* rawvideofile_new_stream(muxer_t *muxer,int type){
  22     muxer_stream_t* s;
  23     if (!muxer) return NULL;
  24     s=malloc(sizeof(muxer_stream_t));
  25     memset(s,0,sizeof(muxer_stream_t));
  26     if(!s) return NULL; // no mem!?
  27     muxer->streams[muxer->avih.dwStreams]=s;
  28     s->type=type;
  29     s->id=muxer->avih.dwStreams;
  30     s->timer=0.0;
  31     s->size=0;
  32     s->muxer=muxer;
  33     switch(type){
  34     case MUXER_TYPE_VIDEO:
  35       s->ckid=mmioFOURCC(('0'+s->id/10),('0'+(s->id%10)),'d','c');
  36       s->h.fccType=streamtypeVIDEO;
  37       if(!muxer->def_v) muxer->def_v=s;
  38       break;
  39     }
  40     muxer->avih.dwStreams++;
  41     return s;
  42 }
  43
  44 static void write_rawvideo_chunk(FILE *f,int len,void* data){
  45     if(len>0){
  46         if(data){
  47             // DATA
  48             fwrite(data,len,1,f);
  49         }
  50     }
  51 }
  52
  53 static void rawvideofile_write_chunk(muxer_stream_t *s,size_t len,unsigned int flags, double dts, double pts){
  54     muxer_t *muxer=s->muxer;
  55
  56     // write out the chunk:
  57     if (s->type == MUXER_TYPE_VIDEO)
  58     write_rawvideo_chunk(muxer->file,len,s->buffer); /* unsigned char */
  59
  60     // if((unsigned int)len>s->h.dwSuggestedBufferSize) s->h.dwSuggestedBufferSize=len;
  61
  62 }
  63
  64 static void rawvideofile_write_header(muxer_t *muxer){
  65     return;
  66 }
  67
  68 static void rawvideofile_write_index(muxer_t *muxer){
  69     return;
  70 }
  71
  72 int muxer_init_muxer_rawvideo(muxer_t *muxer){
  73   muxer->cont_new_stream = &rawvideofile_new_stream;
  74   muxer->cont_write_chunk = &rawvideofile_write_chunk;
  75   muxer->cont_write_header = &rawvideofile_write_header;
  76   muxer->cont_write_index = &rawvideofile_write_index;
  77   return 1;
  78 }