avformat/h263dec/h263_probe: Check PSC bit 9 and 13 in

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

avformat/h263dec/h263_probe: Check PSC bit 9 and 13 in
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
3ad21c50 · Michael Niedermayer · 04b15a60 · 3ad21c50
Commit 3ad21c50 authored May 07, 2014 by Michael Niedermayer
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h263dec.c libavformat/h263dec.c +5 -0

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--- a/libavformat/h263dec.c
+++ b/libavformat/h263dec.c
@@ -41,6 +41,11 @@ static int h263_probe(AVProbeData *p)
               && src_fmt<6)
                res_change++;

+            if (src_fmt != 7 && !(code&(1<<9)) && (code&(1<<5))) {
+                invalid_psc++;
+                continue;
+            }
+
            if((code&0x30000)==0x20000 && src_fmt){
                valid_psc++;
                last_gn=0;