[FFmpeg-devel] [PATCH] lavc/mfenc: set output packet duration

[Pavel Koshevoy <pkoshevoy@gmail.com>]

---
 libavcodec/mfenc.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/libavcodec/mfenc.c b/libavcodec/mfenc.c
index 30531fe3e8..942c75cb9d 100644
--- a/libavcodec/mfenc.c
+++ b/libavcodec/mfenc.c
@@ -148,6 +148,15 @@ static int64_t mf_sample_get_pts(AVCodecContext *avctx, IMFSample *sample)
     return mf_from_mf_time(avctx, pts);
 }
 
+static int64_t mf_sample_get_duration(AVCodecContext *avctx, IMFSample *sample)
+{
+    LONGLONG duration;
+    HRESULT hr = IMFSample_GetSampleDuration(sample, &duration);
+    if (FAILED(hr))
+        return 0;
+    return mf_from_mf_time(avctx, duration);
+}
+
 static int mf_enca_output_type_get(AVCodecContext *avctx, IMFMediaType *type)
 {
     MFContext *c = avctx->priv_data;
@@ -275,6 +284,7 @@ static int mf_sample_to_avpacket(AVCodecContext *avctx, IMFSample *sample, AVPac
     IMFMediaBuffer_Release(buffer);
 
     avpkt->pts = avpkt->dts = mf_sample_get_pts(avctx, sample);
+    avpkt->duration = mf_sample_get_duration(avctx, sample);
 
     hr = IMFAttributes_GetUINT32(sample, &MFSampleExtension_CleanPoint, &t32);
     if (c->is_audio || (!FAILED(hr) && t32 != 0))
-- 
2.43.0

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