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avdemux: check AVIO Context has been allocated
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@ -1155,6 +1155,9 @@ gst_ffmpegdemux_open (GstFFMpegDemux * demux)
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else
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res = gst_ffmpeg_pipe_open (&demux->ffpipe, AVIO_FLAG_READ, &iocontext);
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if (res < 0)
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goto open_failed;
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demux->context = avformat_alloc_context ();
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demux->context->pb = iocontext;
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res = avformat_open_input (&demux->context, NULL, oclass->in_plugin, NULL);
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