The framerate field is the one users are supposed to set, but not
all users might be setting it, so it might be good to fall back
time_base in that case.
---
libavcodec/mfenc.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/libavcodec/mfenc.c b/libavcodec/mfenc.c
index 5f84f30987..dd8188dae3 100644
--- a/libavcodec/mfenc.c
+++ b/libavcodec/mfenc.c
@@ -666,11 +666,19 @@ static int64_t mf_encv_output_score(AVCodecContext
*avctx, IMFMediaType *type)
static int mf_encv_output_adjust(AVCodecContext *avctx, IMFMediaType *type)
{
MFContext *c = avctx->priv_data;
+ AVRational framerate;
ff_MFSetAttributeSize((IMFAttributes *)type, &MF_MT_FRAME_SIZE,
avctx->width, avctx->height);
IMFAttributes_SetUINT32(type, &MF_MT_INTERLACE_MODE,
MFVideoInterlace_Progressive);
- ff_MFSetAttributeRatio((IMFAttributes *)type, &MF_MT_FRAME_RATE,
avctx->framerate.num, avctx->framerate.den);
+ if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
+ framerate = avctx->framerate;
+ } else {
+ framerate = av_inv_q(avctx->time_base);
+ framerate.den *= avctx->ticks_per_frame;
+ }
+
+ ff_MFSetAttributeRatio((IMFAttributes *)type, &MF_MT_FRAME_RATE,
framerate.num, framerate.den);
// (MS HEVC supports eAVEncH265VProfile_Main_420_8 only.)
if (avctx->codec_id == AV_CODEC_ID_H264) {
--
2.17.1
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