libmpdemux/muxer_rawvideo.c

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <string.h>
  22 #include <inttypes.h>
  23 #include <unistd.h>
  24
  25 #include "config.h"
  26 //#include "stream/stream.h"
  27 //#include "demuxer.h"
  28 //#include "stheader.h"
  29 #include "aviheader.h"
  30 #include "ms_hdr.h"
  31
  32 #include "stream/stream.h"
  33 #include "muxer.h"
  34
  35 static muxer_stream_t* rawvideofile_new_stream(muxer_t *muxer,int type){
  36     muxer_stream_t* s;
  37     if (!muxer) return NULL;
  38     s=malloc(sizeof(muxer_stream_t));
  39     memset(s,0,sizeof(muxer_stream_t));
  40     if(!s) return NULL; // no mem!?
  41     muxer->streams[muxer->avih.dwStreams]=s;
  42     s->type=type;
  43     s->id=muxer->avih.dwStreams;
  44     s->timer=0.0;
  45     s->size=0;
  46     s->muxer=muxer;
  47     switch(type){
  48     case MUXER_TYPE_VIDEO:
  49       s->ckid=mmioFOURCC(('0'+s->id/10),('0'+(s->id%10)),'d','c');
  50       s->h.fccType=streamtypeVIDEO;
  51       if(!muxer->def_v) muxer->def_v=s;
  52       break;
  53     }
  54     muxer->avih.dwStreams++;
  55     return s;
  56 }
  57
  58 static void write_rawvideo_chunk(stream_t *stream,int len,void* data){
  59     if(len>0){
  60         if(data){
  61             // DATA
  62             stream_write_buffer(stream,data,len);
  63         }
  64     }
  65 }
  66
  67 static void rawvideofile_write_chunk(muxer_stream_t *s,size_t len,unsigned int flags, double dts, double pts){
  68     muxer_t *muxer=s->muxer;
  69
  70     // write out the chunk:
  71     if (s->type == MUXER_TYPE_VIDEO)
  72     write_rawvideo_chunk(muxer->stream,len,s->buffer); /* unsigned char */
  73
  74     // if((unsigned int)len>s->h.dwSuggestedBufferSize) s->h.dwSuggestedBufferSize=len;
  75
  76 }
  77
  78 static void rawvideofile_write_header(muxer_t *muxer){
  79     return;
  80 }
  81
  82 static void rawvideofile_write_index(muxer_t *muxer){
  83     return;
  84 }
  85
  86 int muxer_init_muxer_rawvideo(muxer_t *muxer){
  87   muxer->cont_new_stream = &rawvideofile_new_stream;
  88   muxer->cont_write_chunk = &rawvideofile_write_chunk;
  89   muxer->cont_write_header = &rawvideofile_write_header;
  90   muxer->cont_write_index = &rawvideofile_write_index;
  91   return 1;
  92 }