[FFmpeg-devel] [PATCH] avfilter/overlay_cuda: add timeline editing support

[Timo Rothenpieler]

On 08/07/2025 00:53, Jorge Estrada wrote:
> Enables timeline editing options for overlay_cuda similar to what overlay allows
> 
> Example overlaying an image on a video between 30 to 60 seconds:
> 
> ffmpeg -hwaccel cuda -hwaccel_output_format cuda -i sample-video.mp4 -i sample-image.jpg
> -filter_complex "[1:v]hwupload_cuda[image],[0:v]scale_npp=format=yuv420p[video],[video][image]overlay_cuda=enable='between(t,30,60)'"
> -c:v h264_nvenc -c:a copy -y overlay-output-gpu.mp4
> 
> Signed-off-by: Jorge Estrada <jestrada.list at gmail.com>
> ---
>   libavfilter/vf_overlay_cuda.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/libavfilter/vf_overlay_cuda.c b/libavfilter/vf_overlay_cuda.c
> index 4708b34d30..3d39458f3f 100644
> --- a/libavfilter/vf_overlay_cuda.c
> +++ b/libavfilter/vf_overlay_cuda.c
> @@ -573,5 +573,6 @@ const FFFilter ff_vf_overlay_cuda = {
>       FILTER_OUTPUTS(overlay_cuda_outputs),
>       FILTER_SINGLE_PIXFMT(AV_PIX_FMT_CUDA),
>       .preinit         = overlay_cuda_framesync_preinit,
> +    .p.flags         = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
>       .flags_internal  = FF_FILTER_FLAG_HWFRAME_AWARE,
>   };

looks reasonable to me, will apply