[FFmpeg-cvslog] avcodec/ffv1enc: Fix error message when the requested version does not support the requested features
Michael Niedermayer
git at videolan.org
Tue Sep 15 20:47:41 CEST 2015
ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Tue Sep 15 20:27:14 2015 +0200| [72db5e96fc560c0b1e78099feeb3a90aa27eb7e4] | committer: Michael Niedermayer
avcodec/ffv1enc: Fix error message when the requested version does not support the requested features
Found-by: "Peter B." <pb at das-werkstatt.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=72db5e96fc560c0b1e78099feeb3a90aa27eb7e4
---
libavcodec/ffv1enc.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/libavcodec/ffv1enc.c b/libavcodec/ffv1enc.c
index 265ced1..338cc4e 100644
--- a/libavcodec/ffv1enc.c
+++ b/libavcodec/ffv1enc.c
@@ -683,8 +683,13 @@ static av_cold int encode_init(AVCodecContext *avctx)
if (avctx->level <= 0 && s->version == 2) {
s->version = 3;
}
- if (avctx->level >= 0 && avctx->level <= 4)
- s->version = FFMAX(s->version, avctx->level);
+ if (avctx->level >= 0 && avctx->level <= 4) {
+ if (avctx->level < s->version) {
+ av_log(avctx, AV_LOG_ERROR, "Version %d needed for requested features but %d requested\n", s->version, avctx->level);
+ return AVERROR(EINVAL);
+ }
+ s->version = avctx->level;
+ }
if (s->ec < 0) {
s->ec = (s->version >= 3);
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