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Fix VP62 keyframe search 

Fixed by Reza Jelveh


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@12276 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rtognimp 2004-04-25 13:40:53 +00:00
parent 482df52206
commit 640b49998c
1 changed files with 4 additions and 3 deletions
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7
libmpdemux/demux_nsv.c
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@ -259,15 +259,16 @@ demuxer_t* demux_open_nsv ( demuxer_t* demuxer )
sh_video->bih->biSizeImage=sh_video->bih->biWidth*sh_video->bih->biHeight*3;
// here we search for the correct keyframe
// vp6 keyframe is when the 2nd byte of the vp6 header is 0x36
// vp6 keyframe is when the 2nd byte of the vp6 header is
// 0x36 for VP61 and 0x46 for VP62
if((priv->v_format==mmioFOURCC('V','P','6','1')) ||
(priv->v_format==mmioFOURCC('V','P','6','2')) ||
(priv->v_format==mmioFOURCC('V','P','3','1'))) {
stream_read(demuxer->stream,buf,10);
if (((((priv->v_format>>16) & 0xff) == '6') && (buf[8]!=0x36)) ||
if (((((priv->v_format>>16) & 0xff) == '6') && ((buf[8]&0x0f)!=0x06)) ||
((((priv->v_format>>16) & 0xff) == '3') && (buf[8]!=0x00 || buf[9]!=0x08))) {
mp_msg(MSGT_DEMUX,MSGL_V,"demux_nsv: searching %.4s keyframe...\n", (char*)&priv->v_format);
while(((((priv->v_format>>16) & 0xff) == '6') && (buf[8]!=0x36)) ||
while(((((priv->v_format>>16) & 0xff) == '6') && ((buf[8]&0x0f)!=0x06)) ||
((((priv->v_format>>16) & 0xff) == '3') && (buf[8]!=0x00 || buf[9]!=0x08))){
mp_msg(MSGT_DEMUX,MSGL_DBG2,"demux_nsv: %.4s block skip.\n", (char*)&priv->v_format);
videolen=(buf[2]>>4)|(buf[3]<<4)|(buf[4]<<0xC);