xenia-project/FFmpeg
1
0
Fork 0
mirror of https://github.com/xenia-project/FFmpeg.git synced 2024-11-25 20:50:09 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Make ogg `muxer' expect new vorbis extradata format.

Browse Source 
This makes for example encoding vorbis in ogg again.

Originally committed as revision 4528 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Alexander Strasser 2005-08-15 20:42:56 +00:00
parent 7cbaa7bafa
commit 30545b2f47
1 changed files with 22 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
libavformat/ogg.c
View File

@ -40,15 +40,32 @@ static int ogg_write_header(AVFormatContext *avfcontext)
for(n = 0 ; n < avfcontext->nb_streams ; n++) {
AVCodecContext *codec = avfcontext->streams[n]->codec;
uint8_t *p= codec->extradata;
uint8_t *headers = codec->extradata;
int headers_len = codec->extradata_size;
uint8_t *header_start[3];
int header_len[3];
int i, j, hdr_type;
av_set_pts_info(avfcontext->streams[n], 60, 1, AV_TIME_BASE);
for(i=0; i < codec->extradata_size; i+= op->bytes){
op->bytes = p[i++]<<8;
op->bytes+= p[i++];
for(j=1,i=0;i<2;++i, ++j) {
header_len[i]=0;
while(j<headers_len && headers[j]==0xff) {
header_len[i]+=0xff;
++j;
}
header_len[i]+=headers[j];
}
header_len[2]=headers_len-header_len[0]-header_len[1]-j;
headers+=j;
header_start[0] = headers;
header_start[1] = header_start[0] + header_len[0];
header_start[2] = header_start[1] + header_len[1];
op->packet= &p[i];
for(i=0; i < 3; ++i){
op->bytes = header_len[i];
op->packet= header_start[i];
op->b_o_s= op->packetno==0;
ogg_stream_packetin(&context->os, op);