[FFmpeg-devel] [PATCH] avcodec: add FM Screen Capture Codec decoder

[Paul B Mahol]

On 2/10/17, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
> 2017-02-10 16:14 GMT+01:00 Paul B Mahol <onemda at gmail.com>:
>
>> +    case 32: avctx->pix_fmt = AV_PIX_FMT_BGRA;   break;
>
> Do you have a 32bit sample?
> I would have expected that screen capture codecs do not
> support alpha.

It supports alpha via VirtualDub just fine.