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Diffstat (limited to 'libavformat/h263dec.c')
-rw-r--r--libavformat/h263dec.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/h263dec.c b/libavformat/h263dec.c
index 486e4b0eb8..a581d4c4b5 100644
--- 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;