PNG snapshots created by VLC 2.2.0 pre3 isn't valid

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yoo2001818
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PNG snapshots created by VLC 2.2.0 pre3 isn't valid

Postby yoo2001818 » 09 Oct 2014 08:54

Hello,

I've been using VLC for a while, yesterday I updated vlc by apt (debian jessie).
The problem is, png files created by latest version of vlc isn't valid.
It can be loaded by many programs but some programs return an error.
I've tried recompiling vlc, even with static library(contrib), but it didn't work.

jpg, tiff files work fine.

This image for example:
Image

Code: Select all

$ gm identify -verbose vlcsnap-00254.png gm identify: Too many IDAT's found (vlcsnap-00254.png). gm identify: Request did not return an image.

Code: Select all

$ pngcrush -n -v vlcsnap-00254.png ... While reading vlcsnap-00254.png: pngcrush caught libpng error: Too many IDAT's found

tmatth
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Re: PNG snapshots created by VLC 2.2.0 pre3 isn't valid

Postby tmatth » 11 Oct 2014 04:55

Should be fixed now, thanks for reporting.

yoo2001818
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Re: PNG snapshots created by VLC 2.2.0 pre3 isn't valid

Postby yoo2001818 » 11 Oct 2014 05:54

Should be fixed now, thanks for reporting.
Image

All programs can read it now, but the snapshot is completely broken.

This is what it's supposed to be:
Image

tmatth
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Re: PNG snapshots created by VLC 2.2.0 pre3 isn't valid

Postby tmatth » 11 Oct 2014 06:15

ah sorry about that, this didn't happen for any of the videos i tested, but I was able to reproduce it when i took a snapshot of a 1500x1200 image. Should actually be fixed now, thanks. What resolution is your source material?

yoo2001818
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Re: PNG snapshots created by VLC 2.2.0 pre3 isn't valid

Postby yoo2001818 » 11 Oct 2014 06:30

496x322 and 1344x610, both video had same problem.
I didn't test 1080p or 720p videos, though.

yoo2001818
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Re: PNG snapshots created by VLC 2.2.0 pre3 isn't valid

Postby yoo2001818 » 11 Oct 2014 06:37

It works perfectly now. 1080p, 720p, 496x322 and 1344x610, everything works. Thanks!

tmatth
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Re: PNG snapshots created by VLC 2.2.0 pre3 isn't valid

Postby tmatth » 11 Oct 2014 08:14

cool, thanks for testing.

Jean-Baptiste Kempf
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Re: PNG snapshots created by VLC 2.2.0 pre3 isn't valid

Postby Jean-Baptiste Kempf » 11 Oct 2014 12:35

Thanks Tristan!
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