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-rw-r--r--libavcodec/videotoolboxenc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/videotoolboxenc.c b/libavcodec/videotoolboxenc.c
index 7b901db..22eaeb0 100644
--- a/libavcodec/videotoolboxenc.c
+++ b/libavcodec/videotoolboxenc.c
@@ -1285,7 +1285,7 @@ static av_cold int vtenc_init(AVCodecContext *avctx)
kCFAllocatorDefault,
&has_b_frames_cfbool);
- if (!status) {
+ if (!status && has_b_frames_cfbool) {
//Some devices don't output B-frames for main profile, even if requested.
vtctx->has_b_frames = CFBooleanGetValue(has_b_frames_cfbool);
CFRelease(has_b_frames_cfbool);
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