[FFmpeg-devel] [PATCH] libopenjpeg GRAY16 decoding

[Paul B Mahol]

On 1/30/12, Michael Bradshaw <mbradshaw at sorensonmedia.com> wrote:
> Hi, attached patch adds support for decoding GRAY16 video with libopenjpeg.
>
> While I've got your attention, I was adding support for GRAY8A and RGBA64
> and I kept getting an error "impossible to convert between the formats
> supported by the filter 'auto-inserted scale 0' and the filter 'out'" when
> trying to encode a GRAY8A or RGBA64 sample.  Is this a known issue or
> should I file it in the bug tracker?

Known, swscale is missing some code -> which means you can not convert
between such pix_fmts, but converting between say, 64bit pam and 64bit
tiff should work.