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added support for packet 0x82 (from vivodump.c by arpi)

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@3246 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
alex 2001-12-01 16:32:07 +00:00
parent 88a0a29956
commit a1216fc770
1 changed files with 28 additions and 5 deletions
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33
libmpdemux/demux_viv.c
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@ -245,12 +245,22 @@ int demux_vivo_fill_buffer(demuxer_t *demux){
int c;
int len=0;
int seq;
int prefix=0;
demux->filepos=stream_tell(demux->stream);
c=stream_read_char(demux->stream);
if (c == -256) /* EOF */
return 0;
// printf("c=%02X\n",c);
// printf("c=%x,%02X\n",c,c&0xf0);
if (c == 0x82)
{
/* ok, this works, but pts calculating from header is required! */
#warning "Calculate PTS from picture header!"
prefix = 1;
c = stream_read_char(demux->stream);
printf("packet 0x82(pos=%lu) chunk=%x\n",
stream_tell(demux->stream), c);
}
switch(c&0xF0){
case 0x00: // header - skip it!
{
@ -269,7 +279,10 @@ int demux_vivo_fill_buffer(demuxer_t *demux){
break;
}
case 0x10: // video packet
len=128;
if (prefix == 1)
len = stream_read_char(demux->stream);
else
len=128;
ds=demux->video;
break;
case 0x20: // video packet
@ -277,16 +290,26 @@ int demux_vivo_fill_buffer(demuxer_t *demux){
ds=demux->video;
break;
case 0x30: // audio packet
len=40; /* 40kbps */
if (prefix == 1)
len = stream_read_char(demux->stream);
else
len=40; /* 40kbps */
ds=demux->audio;
break;
case 0x40: // audio packet
len=24; /* 24kbps */
if (prefix == 1)
len = stream_read_char(demux->stream);
else
len=24; /* 24kbps */
ds=demux->audio;
break;
default:
mp_msg(MSGT_DEMUX,MSGL_WARN,"VIVO - unknown ID found: %02X contact author!\n",c);
mp_msg(MSGT_DEMUX,MSGL_WARN,"VIVO - unknown ID found: %02X at pos %lu contact author!\n",
c, stream_tell(demux->stream));
return 0;
}
// printf("chunk=%x, len=%d\n", c, len);
if(!ds || ds->id<-1){
if(len) stream_skip(demux->stream,len);