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prevent multiple av_register_all()
Originally committed as revision 3570 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -26,6 +26,12 @@
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*/
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void av_register_all(void)
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{
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static int inited = 0;
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if (inited != 0)
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return;
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inited = 1;
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avcodec_init();
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avcodec_register_all();
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