[FFmpeg-user] Amiga IFF ILBM image format support

[Moritz Barsnick]

On Mon, Jul 06, 2020 at 03:38:40 -0500, muadib3D wrote:
> ffmpeg version 3.4.6-0ubuntu0.18.04.1 Copyright (c) 2000-2019 the FFmpeg developers

(This version is quite old, but that's not the point.)

> [NULL @ 0x559285cf8d80] Unable to find a suitable output format for
> 'Output_med.iff'
> Output_med.iff: Invalid argument

ffmpeg indeed doesn't support muxing to the IFF format, nor encoding to
ILBM.

A feature request for this already exists, but noone seems to have
contributed code yet:
https://trac.ffmpeg.org/ticket/1048

Cheers,
Moritz