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-rw-r--r--libavcodec/dnxhddata.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/dnxhddata.h b/libavcodec/dnxhddata.h
index 2394e04..3806f9b 100644
--- a/libavcodec/dnxhddata.h
+++ b/libavcodec/dnxhddata.h
@@ -68,7 +68,7 @@ static av_always_inline uint64_t ff_dnxhd_check_header_prefix_hr(uint64_t prefix
uint64_t data_offset = prefix >> 16;
if ((prefix & 0xFFFF0000FFFFLL) == 0x0300 &&
data_offset >= 0x0280 && data_offset <= 0x2170 &&
- data_offset % 4 == 0)
+ (data_offset & 3) == 0)
return prefix;
return 0;
}
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