[FFmpeg-user] White is not pure white in overlay of PNG on JPEG image

Jason Green jason.green at threadsstyling.com
Wed Oct 9 19:43:32 EEST 2019

Actually I managed to get it working by specifying format=gbrp in the
overlay filter.

ffmpeg -i "
-i "https://asset-info-examples.s3-eu-west-1.amazonaws.com/white-text.png"
-filter_complex "[0][1]overlay=x=131:y=300:format=gbrp" -codec:v mjpeg

Thanks for the help

On Wed, 9 Oct 2019 at 17:15, Jason Green <jason.green at threadsstyling.com>

> I feel like I'm so close with your help, but the docs around some of these
> commands is not great and I just can't figure it out.
> Could you please post an example of how you use these options in this
> context. I made the image public so you can literally amend the command I
> posted originally and try it yourself. No matter what I do the png text is
> always a bit grey. Here it is again in its simples form.
> ffmpeg -i "
> https://asset-info-examples.s3-eu-west-1.amazonaws.com/white-text-bg.jpg"
> -i "https://asset-info-examples.s3-eu-west-1.amazonaws.com/white-text.png"
> -filter_complex "[0][1]overlay=x=131:y=300" -codec:v mjpeg test_remote.jpg

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