[FFmpeg-trac] #214(avcodec:open): 1bpp interlaced png (without filter) decodes incorrectly
FFmpeg
trac at avcodec.org
Wed May 18 12:54:52 CEST 2011
#214: 1bpp interlaced png (without filter) decodes incorrectly
-----------------------+----------------------
Reporter: ami_stuff | Owner:
Type: defect | Status: open
Priority: normal | Component: avcodec
Version: git-master | Resolution:
Keywords: | Blocked By:
Blocking: | Reproduced: 1
Analyzed: 0 |
-----------------------+----------------------
Comment (by saste):
Replying to [comment:4 ami_stuff]:
> There are two problems:
>
> ffmpeg converts the file incorrectly
>
> and
>
> ffplay displays the file incorrectly (add black line) because of libsdl
bug,
>
> but the real problem here is that ffmpeg can't convert correctly png
interlaced files.
Indeed, I was misled by the libsdl bug, I confirm the bug.
A complete review of the png decoder would be nice, also for adding
support of the missing features but I don't think I'll have time for this
in the next future.
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/214#comment:5>
FFmpeg <http://ffmpeg.org>
FFmpeg issue tracker
More information about the FFmpeg-trac
mailing list