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

[James Almer <jamrial@gmail.com>]

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On 8/4/2025 4:50 PM, Pavel Koshevoy wrote:
> ---
>   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))

Will apply.


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