[FFmpeg-trac] #284(FFmpeg:open): Mpg format can not be converted to any other format

[FFmpeg]

#284: Mpg format can not be converted to any other format
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Reporter:  yxmline      |       Owner:  michael
    Type:  defect       |      Status:  open
Priority:  normal       |   Component:  FFmpeg
 Version:  unspecified  |  Resolution:
Keywords:               |  Blocked By:
Blocking:               |  Reproduced:  0
Analyzed:  0            |
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Comment (by yxmline):

 Replying to [comment:5 michael]:
 > Please try if the patch below fixes it (and threads still work)
 > thx
 >
 > {{{
 > --- a/libavcodec/w32thread.c
 > +++ b/libavcodec/w32thread.c
 > @@ -135,11 +135,11 @@ int ff_thread_init(AVCodecContext *s){
 >          return 0;
 >      }
 >
 > -    s->active_thread_type= FF_THREAD_SLICE;
 > -
 >      if (s->thread_count <= 1)
 >          return 0;
 >
 > +    s->active_thread_type= FF_THREAD_SLICE;
 > +
 >      assert(!s->thread_opaque);
 >      c= av_mallocz(sizeof(ThreadContext)*s->thread_count);
 >      s->thread_opaque= c;
 >
 > }}}

 Patch test
 Able to convert video files encoded using mpeg1video/mpeg2video
 thanks

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/284#comment:6>
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