[Ffmpeg-devel] bug report: ffmpeg converting error - AVI to MP4
Wed Feb 21 01:41:40 CET 2007
On Tue, Feb 20, 2007 at 07:23:38PM +0200, Kostya wrote:
> On Tue, Feb 20, 2007 at 08:25:06AM -0800, Jimmy wrote:
> > --- Michel Bardiaux <mbardiaux at mediaxim.be> wrote:
> > > Jimmy wrote:
> > > > --- Kostya <kostya.shishkov at gmail.com> wrote:
> > > >
> > > [snip]
> > > >> It will work just the same as new SVN - most
> > > frames
> > > >> will be decoded fine and some will give error.
> > > >> Where to find fresh win32 build? Google.
> > > >
> > > > OK. So there's no need for me to test the old
> > > > versions. I tested with the latest SVN and still
> > > won't
> > > > convert it.
> > > >
> > > I am now totally confused. The search for a svn
> > > commit that broke
> > > reading the file in question was abandoned because
> > > Kostya said current
> > > svn works. Now he says it *mostly* works, Jimmy
> > > hints it doesnt work at all.
> > I am really sorry if I'm the reason for this
> > confusion. My statement is unchanged from the first
> > email I sent reporting this bug. No SVN works (the
> > ones I tried myself, of course, - the one from my
> > initial email, and the latest one). By "not working" I
> > mean that they won't convert the entire input file.
> > They convert it until at a certain point, from which
> > the errors begin to flow.
> Interesting fact:
> ffmpeg -i JPEG-LS_error.avi -f image2 -vcodec copy %04d.jpg
> will produce JPEGs that quite probably won't be handled by
> anything else.
> if you manually convert them with ffmpeg
> ffmpeg -f image2 -i 0034.jpg -f image2 0034.png
> then almost all of them will be converted correctly
> AND there will be more frames (ffplay stops on globe view,
> those pictures show also "A1" logo after that)
> I don't understand why during conversion errors will be
> NOT the same as during playback.
> Another fact - resulting 0323.jpg will also contain 'JUNK'
> block (I verified - it is really part of the frame and it
> is not alone). OpenDML tricks?
> Michael, what can you say about this?
i think s->ls gets stuck to 1, it should be reset to 0 like lossless and
progressive, besides that this file is strangely broken
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
I know you won't believe me, but the highest form of Human Excellence is
to question oneself and others. -- Socrates
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