Signed-off-by: Paul B Mahol <[email protected]>
---
libavcodec/dpx.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/libavcodec/dpx.c b/libavcodec/dpx.c
index 538a1b9943..0297287938 100644
--- a/libavcodec/dpx.c
+++ b/libavcodec/dpx.c
@@ -106,6 +106,7 @@ static int decode_frame(AVCodecContext *avctx,
int buf_size = avpkt->size;
AVFrame *const p = data;
uint8_t *ptr[AV_NUM_DATA_POINTERS];
+ uint32_t header_version, version = 0;
unsigned int offset;
int magic_num, endian;
@@ -141,6 +142,15 @@ static int decode_frame(AVCodecContext *avctx,
return AVERROR_INVALIDDATA;
}
+ header_version = read32(&buf, 0);
+ if (header_version == MKTAG('V','1','.','0'))
+ version = 1;
+ if (header_version == MKTAG('V','2','.','0'))
+ version = 2;
+ if (!version)
+ av_log(avctx, AV_LOG_WARNING, "Unknown header format version %s.\n",
+ av_fourcc2str(header_version));
+
// Check encryption
buf = avpkt->data + 660;
ret = read32(&buf, endian);
--
2.17.1
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