[FFmpeg-devel] libavcodec/hapenc : add support for hap alpha only encoding

Carl Eugen Hoyos ceffmpeg at gmail.com
Mon Sep 25 21:17:54 EEST 2017

2017-09-25 9:55 GMT+02:00 Martin Vignali <martin.vignali at gmail.com>:
>> Same question as before:
>> How can 24bit input be encoded into alpha?
> For now, the texturedspenc, only support rgba as input.

> This encoder, use the alpha part of the rgba input and
> ignore the rgb part.
> But maybe it's more convenient, to use Gray8 as input
> for HapAlphaOnly and not support, other input channel.

Imo, the question is:
>From a user's pov, does it make more sense to use Gray8
as input or not?

> i will post a new patch

Imo, please do.

Thank you, Carl Eugen

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