Default avctx->frame_size is 0 which leads to init failure for
audio MediaFoundation encoders.
---
libavcodec/mfenc.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavcodec/mfenc.c b/libavcodec/mfenc.c
index 13ed7b3e11..ff9ffe4827 100644
--- a/libavcodec/mfenc.c
+++ b/libavcodec/mfenc.c
@@ -1066,6 +1066,9 @@ static int mf_init_encoder(AVCodecContext *avctx)
c->main_subtype = *subtype;
+ if (c->is_audio && !avctx->frame_size)
+ avctx->frame_size = 1024;
+
if ((ret = mf_create(avctx, &c->functions, &c->mft, avctx->codec, use_hw))
< 0)
return ret;
--
2.36.1
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