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-rw-r--r--libavcodec/ffv1dec.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/libavcodec/ffv1dec.c b/libavcodec/ffv1dec.c
index 467fd0d..de3a019 100644
--- a/libavcodec/ffv1dec.c
+++ b/libavcodec/ffv1dec.c
@@ -597,6 +597,12 @@ static int read_header(FFV1Context *f)
}
if (f->colorspace == 0) {
+ if (f->transparency && f->avctx->bits_per_raw_sample > 8) {
+ av_log(f->avctx, AV_LOG_ERROR,
+ "Transparency not supported for bit depth %d\n",
+ f->avctx->bits_per_raw_sample);
+ return AVERROR(ENOSYS);
+ }
if (!f->transparency && !f->chroma_planes) {
if (f->avctx->bits_per_raw_sample <= 8)
f->avctx->pix_fmt = AV_PIX_FMT_GRAY8;
@@ -695,6 +701,11 @@ static int read_header(FFV1Context *f)
"chroma subsampling not supported in this colorspace\n");
return AVERROR(ENOSYS);
}
+ if (f->transparency) {
+ av_log(f->avctx, AV_LOG_ERROR,
+ "Transparency not supported in this colorspace\n");
+ return AVERROR(ENOSYS);
+ }
switch (f->avctx->bits_per_raw_sample) {
case 0:
case 8:
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