[FFmpeg-devel] [PATCH] libopenjpeg GRAY16 decoding

Paul B Mahol onemda at gmail.com
Mon Jan 30 19:46:13 CET 2012

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.

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