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author | ranma <ranma@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2004-03-09 14:46:34 +0000 |
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committer | ranma <ranma@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2004-03-09 14:46:34 +0000 |
commit | 5865c8ccde6c16f290332a51adcc678e7f67acaf (patch) | |
tree | 014e64a31b9d13d4f8beaa2c2a65b577bb6d9eb1 /libmpdemux/muxer_rawvideo.c | |
parent | 890370f15dbff86f4c3bafde8e2abbe00bb4e382 (diff) | |
download | mpv-5865c8ccde6c16f290332a51adcc678e7f67acaf.tar.bz2 mpv-5865c8ccde6c16f290332a51adcc678e7f67acaf.tar.xz |
rawvideo muxer patch by John Earl <jwe21@cam.ac.uk>
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@12017 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libmpdemux/muxer_rawvideo.c')
-rw-r--r-- | libmpdemux/muxer_rawvideo.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/libmpdemux/muxer_rawvideo.c b/libmpdemux/muxer_rawvideo.c new file mode 100644 index 0000000000..624755253a --- /dev/null +++ b/libmpdemux/muxer_rawvideo.c @@ -0,0 +1,99 @@ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <inttypes.h> +#include <unistd.h> + +#include "config.h" +#include "../version.h" + +//#include "stream.h" +//#include "demuxer.h" +//#include "stheader.h" + +#include "wine/mmreg.h" +#include "wine/avifmt.h" +#include "wine/vfw.h" +#include "bswap.h" + +#include "muxer.h" + +static muxer_stream_t* rawvideofile_new_stream(muxer_t *muxer,int type){ + muxer_stream_t* s; + if (!muxer) return NULL; + if (type == MUXER_TYPE_AUDIO) { + printf("Rawvideo muxer does not support audio !\n"); + return NULL; + } + if(muxer->avih.dwStreams>=1){ + printf("Too many streams! Rawvideo muxer supports only one video stream !\n"); + return NULL; + } + s=malloc(sizeof(muxer_stream_t)); + memset(s,0,sizeof(muxer_stream_t)); + if(!s) return NULL; // no mem!? + muxer->streams[muxer->avih.dwStreams]=s; + s->type=type; + s->id=muxer->avih.dwStreams; + s->timer=0.0; + s->size=0; + s->muxer=muxer; + switch(type){ + case MUXER_TYPE_VIDEO: + s->ckid=mmioFOURCC(('0'+s->id/10),('0'+(s->id%10)),'d','c'); + s->h.fccType=streamtypeVIDEO; + if(!muxer->def_v) muxer->def_v=s; + break; + default: + printf("WarninG! unknown stream type: %d\n",type); + return NULL; + } + muxer->avih.dwStreams++; + return s; +} + +static void write_rawvideo_chunk(FILE *f,int len,void* data){ + if(len>0){ + if(data){ + // DATA + fwrite(data,len,1,f); + } + } +} + +static void rawvideofile_write_chunk(muxer_stream_t *s,size_t len,unsigned int flags){ + muxer_t *muxer=s->muxer; + + // write out the chunk: + write_rawvideo_chunk(muxer->file,len,s->buffer); /* unsigned char */ + + // alter counters: + if(s->h.dwSampleSize){ + // CBR + s->h.dwLength+=len/s->h.dwSampleSize; + if(len%s->h.dwSampleSize) printf("Warning! len isn't divisable by samplesize!\n"); + } else { + // VBR + s->h.dwLength++; + } + s->timer=(double)s->h.dwLength*s->h.dwScale/s->h.dwRate; + s->size+=len; + // if((unsigned int)len>s->h.dwSuggestedBufferSize) s->h.dwSuggestedBufferSize=len; + +} + +static void rawvideofile_write_header(muxer_t *muxer){ + return; +} + +static void rawvideofile_write_index(muxer_t *muxer){ + return; +} + +void muxer_init_muxer_rawvideo(muxer_t *muxer){ + muxer->cont_new_stream = &rawvideofile_new_stream; + muxer->cont_write_chunk = &rawvideofile_write_chunk; + muxer->cont_write_header = &rawvideofile_write_header; + muxer->cont_write_index = &rawvideofile_write_index; +} |