[FFmpeg-user] Add transparency image to video

[Paul B Mahol]

On 9/16/15, kchandu5200 <kchandu5200 at gmail.com> wrote:
> Thanks for your response, and its working for png format. its my bad i was
> changed the extinction of image jpg to png(So its not worked). how can i
> make it for jpg as well.

If jpg does not have alpha add it with 'format=yuva444p' filter before
lutyuv filter.

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