[FFmpeg-user] datascope 16-bit

Paul B Mahol onemda at gmail.com
Sat Nov 19 17:46:33 EET 2022

On 11/19/22, Paul B Mahol <onemda at gmail.com> wrote:
> On 11/19/22, Michael Koch <astroelectronic at t-online.de> wrote:
>> Am 03.11.2022 um 10:10 schrieb Paul B Mahol:
>>> Some things in sea of myriad others:
>>> [...]
>>> Why you claim that datascope does not support >8 bit formats where in
>>> fact it does support it?
>> In some cases datascope works with 16-bit data, but not in all cases.
>> Here is an example where it doesn't work:
>> ffmpeg -f lavfi -i color=black:s=32x32,format=gray10le -lavfi
>> geq=lum='X+32*Y',format=gray10le -frames 1 -y test.png
>> ffmpeg -i test.png -vf
>> format=rgb48,showinfo,datascope=s=1280x1152:mode=color2:format=hex -y
>> out.png
> Works here just fine, nice trolling.

And if you want 16bit numbers, this is libavfilter pixel format
negotiation bug which does not pick proper high bit depth format
nothing to do with datascope at all.

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