[FFmpeg-user] remap filter gives only black and white output

[Paul B Mahol]

On 8/24/18, Shaji stellaton <shaji at stellaton.se> wrote:
> Hello,
>
> I want to report a functionality regression.
>
> In version 3.3.2 remap filter gives out colored output for yuv420p but in
> katest version ut gives out black and white for yuv420p.
>
> The command used in both versions is:
>
> ffmpeg -y -stream_loop -1 -i silence.mp3 -r 30 -i
> rtmp://172.104.245.86/live/test  -i sample2160_x.pgm -i sample2160_y.pgm
> -lavfi "remap" -vcodec h264_nvenc -pix_fmt yuv420p -b:v 10000k -f flv
> rtmp:xxxx
>
> Thank you.

Use -lavfi remap,format=yuv444p

I added slice threading support, so feel free to test latest master, because
filter should be much faster now.

>
> Best regards,
> Shaji Baig
>
> Sent from my iPhone
>
>> On 24 Aug 2018, at 17:38, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
>>
>> 2018-08-24 17:26 GMT+02:00, Shaji stellaton <shaji at stellaton.se>:
>>
>>> So, I believe I will have to revert to version 3.3.2
>>
>> Please provide at least command line and complete, uncut console
>> output for current FFmpeg git head and 3.3.2 if you want to report
>> a speed regression.
>>
>> Carl Eugen
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