[MPlayer-users] jpeg 2000
Reimar.Doeffinger at gmx.de
Fri May 3 00:42:44 CEST 2013
Some things don't add up.
On Thu, May 02, 2013 at 02:40:35PM +0100, katiem at Safe-mail.net wrote:
> I've noticed some changes additions to mplayer concerning jpeg2000 recently. The sample from http://samples.mplayerhq.hu/jpeg2000/jpeg2000_mxf_first_10mb.mxf doesn't play.
This one was missing a colorspace entry, I wouldn't know when, why or
how that should have worked before, but anyway it is fixed.
> Also the sample as mentioned on http://blogs.bu.edu/mhirsch/2012/08/playing-motion-jpeg-2000-mj2-videos-from-matlab/ (Rotate180CCW-checkerboard.mj2) doesn't play. Another sample http://www.openjpeg.org/samples/Speedway.mj2 doesn't play either. All these samples do play with an older ffplay but not with a current (ffmpeg) build(2nd May 2013).
As Carl pointed out disabling FFmpeg's native jpeg2000 decoder works
(this is due to FFmpeg's mess of using codecs even for demuxing),
a patch to make these at least work out-of-the-box is on the
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