mirror of https://github.com/mpv-player/mpv
avoid segfault with -vc dummy
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@13650 b3059339-0415-0410-9bf9-f77b7e298cf2
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@ -417,7 +417,7 @@ int demux_mpg_control(demuxer_t *demuxer,int cmd, void *arg){
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switch(cmd) {
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switch(cmd) {
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case DEMUXER_CTRL_GET_TIME_LENGTH:
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case DEMUXER_CTRL_GET_TIME_LENGTH:
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if(!sh_video->i_bps) // unspecified or VBR
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if(!sh_video || !sh_video->i_bps) // unspecified or VBR
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return DEMUXER_CTRL_DONTKNOW;
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return DEMUXER_CTRL_DONTKNOW;
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*((unsigned long *)arg)=(demuxer->movi_end-demuxer->movi_start)/sh_video->i_bps;
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*((unsigned long *)arg)=(demuxer->movi_end-demuxer->movi_start)/sh_video->i_bps;
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return DEMUXER_CTRL_GUESS;
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return DEMUXER_CTRL_GUESS;
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