[FFmpeg-devel] [PATCH 3/5] libavcodec/jpeg2000dec.c Fixed WRITE_FRAME and tile co-ordinates:

Michael Niedermayer michael at niedermayer.cc
Sat Jun 27 13:43:24 EEST 2020


On Tue, Jun 23, 2020 at 07:50:11AM +0530, Gautam Ramakrishnan wrote:
> On Tue, Jun 23, 2020 at 2:48 AM Michael Niedermayer
> <michael at niedermayer.cc> wrote:
> >
> > On Mon, Jun 22, 2020 at 12:12:06AM +0530, gautamramk at gmail.com wrote:
> > > From: Gautam Ramakrishnan <gautamramk at gmail.com>
> > >
> > > libopenjpeg2000 uses ceiling division while dividing tile
> > > co-ordinates with the sample separation. Also, corrections
> > > were made to the WRITE_FRAME macro.
> > > ---
> > >  libavcodec/jpeg2000dec.c | 24 ++++++++++++++----------
> > >  1 file changed, 14 insertions(+), 10 deletions(-)
> >
> > is there a jpeg2000 file for which this makes a difference ?
> >
> > thx
> >
> > [...]
> > --
> > Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
> >
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> > On a turing machine, in general impossible (turings halting problem).
> > On any real computer, always possible as a real computer has a finite number
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> 
> This patch was also mainly for p1_01.j2k and p1_07.j2k. I did not mention
> these two files in the commit messages as it needed the pixel format selection
> change to work and the files could be decoded only if that path was applied.

ok will apply

thx
[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Avoid a single point of failure, be that a person or equipment.
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