prevent multiple av_register_all()

Originally committed as revision 3570 to svn://svn.ffmpeg.org/ffmpeg/trunk

prevent multiple av_register_all()
Originally committed as revision 3570 to svn://svn.ffmpeg.org/ffmpeg/trunk
caaeefc5 · Michael Niedermayer · 791d8d1d · caaeefc5
Commit caaeefc5 authored Oct 07, 2004 by Michael Niedermayer
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allformats.c libavformat/allformats.c +6 -0

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--- a/libavformat/allformats.c
+++ b/libavformat/allformats.c
@@ -26,6 +26,12 @@
 */
 void av_register_all(void)
 {
+    static int inited = 0;
+    
+    if (inited != 0)
+        return;
+    inited = 1;
+
    avcodec_init();
    avcodec_register_all();