oggdec: print error on unsupported versions

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

oggdec: print error on unsupported versions
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
6fd47806 · Michael Niedermayer · 96fb233e · 6fd47806
Commit 6fd47806 authored May 04, 2012 by Michael Niedermayer
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oggdec.c libavformat/oggdec.c +3 -1

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--- a/libavformat/oggdec.c
+++ b/libavformat/oggdec.c
@@ -239,8 +239,10 @@ static int ogg_read_page(AVFormatContext *s, int *str)
        return AVERROR_INVALIDDATA;
    }
-    if (avio_r8(bc) != 0)      /* version */
+    if (avio_r8(bc) != 0){      /* version */
+        av_log (s, AV_LOG_ERROR, "ogg page, unsupported version\n");
        return AVERROR_INVALIDDATA;
+    }
    flags = avio_r8(bc);
    gp = avio_rl64 (bc);