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WebP Discussion
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Welcome to webp-discuss
This is the place to ask everything about WebP, the image compression format.
Main page:
https://developers.google.com/
speed/webp/
Bug tracker:
https://issues.webmproject.
org/
Discussions are rather technical most of the time, but not always!
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黄世平
,
James Zern
2
13:35
alpha_enc.c ApplyFiltersAndEncode crash
Hi, On Thu, Sep 4, 2025 at 5:07 AM 黄世平 <aiya1...@163.com> wrote: In Android ASOP, I Have a
ongelezen,
alpha_enc.c ApplyFiltersAndEncode crash
Hi, On Thu, Sep 4, 2025 at 5:07 AM 黄世平 <aiya1...@163.com> wrote: In Android ASOP, I Have a
13:35
James Zern
, …
Vincent Rabaud
8
9 jul
[ANN] libwebp 1.6.0 release candidate
On Tuesday, July 1, 2025 at 5:27:53 PM UTC-7 James Zern wrote: Hi, Source and binary archives are
ongelezen,
[ANN] libwebp 1.6.0 release candidate
On Tuesday, July 1, 2025 at 5:27:53 PM UTC-7 James Zern wrote: Hi, Source and binary archives are
9 jul
sincos2854
2
10 apr
cwp2 does not accept a PNG file (WebP 2, libwebp2)
Please disregard this thread. There is no problem with the commit. It seems there was something wrong
ongelezen,
cwp2 does not accept a PNG file (WebP 2, libwebp2)
Please disregard this thread. There is no problem with the commit. It seems there was something wrong
10 apr
sincos2854
2
8 apr
The build of libwebp2 (WebP 2) fails with MSVC error C7555
I confirmed that the issue has been resolved. Thank you very much. 2025年4月8日火曜日 9:37:53 UTC+9
ongelezen,
The build of libwebp2 (WebP 2) fails with MSVC error C7555
I confirmed that the issue has been resolved. Thank you very much. 2025年4月8日火曜日 9:37:53 UTC+9
8 apr
adit...@gmail.com
, …
CNCVelMart
7
8 apr
The Windows Explorer WEBP codec
Thanks, view webp file windows7, filebrowser, image(midle to extra large) mode. Previously, I could
ongelezen,
The Windows Explorer WEBP codec
Thanks, view webp file windows7, filebrowser, image(midle to extra large) mode. Previously, I could
8 apr
Dima
,
James Zern
3
13 mrt
Can webp animations be streamed?
On Wed, Mar 12, 2025 at 3:38 PM James Zern <jz...@google.com> wrote: Hi, On Tue, Mar 4, 2025 at
ongelezen,
Can webp animations be streamed?
On Wed, Mar 12, 2025 at 3:38 PM James Zern <jz...@google.com> wrote: Hi, On Tue, Mar 4, 2025 at
13 mrt
clark zheng
,
James Zern
4
12 mrt
Cross-compiling error
On Wed, Mar 12, 2025 at 4:02 PM clark zheng <clarkz...@gmail.com> wrote: Hi, thanks for the
ongelezen,
Cross-compiling error
On Wed, Mar 12, 2025 at 4:02 PM clark zheng <clarkz...@gmail.com> wrote: Hi, thanks for the
12 mrt
Jason Carswell
, …
James Zern
6
3 mrt
FastStone + WebP = I just want it to work.
On Thu, Feb 27, 2025 at 2:49 AM Dashkovsky <sun...@gmail.com> wrote: since i have discovered
ongelezen,
FastStone + WebP = I just want it to work.
On Thu, Feb 27, 2025 at 2:49 AM Dashkovsky <sun...@gmail.com> wrote: since i have discovered
3 mrt
sincos2854
2
24 feb
Multiple errors occur during the build of libwebp2(WebP 2)
I have confirmed that the issue has been resolved. Thank you very much. 2025年2月22日土曜日 13:40:29 UTC+9
ongelezen,
Multiple errors occur during the build of libwebp2(WebP 2)
I have confirmed that the issue has been resolved. Thank you very much. 2025年2月22日土曜日 13:40:29 UTC+9
24 feb
Serge
, …
James Zern
7
21 feb
Comparative Analysis on WebP and JPEG Decoding Performance
On Wed, Feb 19, 2025 at 4:25 PM James Zern <jz...@google.com> wrote: Hi, On Tue, Feb 18, 2025
ongelezen,
Comparative Analysis on WebP and JPEG Decoding Performance
On Wed, Feb 19, 2025 at 4:25 PM James Zern <jz...@google.com> wrote: Hi, On Tue, Feb 18, 2025
21 feb
Panagiotis Paraskeva
, …
Rishabh Gupta
11
9 feb
Android import for Libwebp
hey i checkout your repo, it's not support transparent background earlier i use this repo
ongelezen,
Android import for Libwebp
hey i checkout your repo, it's not support transparent background earlier i use this repo
9 feb
Henok Sigo
2
23 jan
Re: Issue 391092769: Bitmap.Clone() doesn't always honor requested PixelFormat and thus results in Stackoverflow in Encode() recursion.
Ok On Thu, 23 Jan 2025, 10:00 pm , <buganize...@google.com> wrote: Replying to this email
ongelezen,
Re: Issue 391092769: Bitmap.Clone() doesn't always honor requested PixelFormat and thus results in Stackoverflow in Encode() recursion.
Ok On Thu, 23 Jan 2025, 10:00 pm , <buganize...@google.com> wrote: Replying to this email
23 jan
Mathias Schindler
2 jan
Steganography using WebP
In 2023, Katarzyna Koptyra and Marek R. Ogiela published "An Efficient Steganographic Protocol
ongelezen,
Steganography using WebP
In 2023, Katarzyna Koptyra and Marek R. Ogiela published "An Efficient Steganographic Protocol
2 jan
Linda Cannon
, …
James Zern
6
21-12-2024
Bulk conversions?
Glad to hear it. If you have any other questions please feel free to ask. On Fri, Dec 20, 2024 at 5:
ongelezen,
Bulk conversions?
Glad to hear it. If you have any other questions please feel free to ask. On Fri, Dec 20, 2024 at 5:
21-12-2024
James Zern
2
19-12-2024
[ANN] libwebp 1.5.0 release candidate
Hi, On Fri, Dec 13, 2024 at 12:42 PM James Zern <jz...@google.com> wrote: Hi, Source and binary
ongelezen,
[ANN] libwebp 1.5.0 release candidate
Hi, On Fri, Dec 13, 2024 at 12:42 PM James Zern <jz...@google.com> wrote: Hi, Source and binary
19-12-2024
Etienne Loiseau
, …
Efren Bravo
20
05-12-2024
Webp in gmail / transparency issues
December 2024 and the problem persists. regards. On Thursday, August 15, 2024 at 12:55:38 PM UTC-4
ongelezen,
Webp in gmail / transparency issues
December 2024 and the problem persists. regards. On Thursday, August 15, 2024 at 12:55:38 PM UTC-4
05-12-2024
William Borg Barthet
,
James Zern
2
12-11-2024
WebP for Java applications
Hi, On Tue, Nov 12, 2024 at 6:38 AM William Borg Barthet <william.b...@bloomreach.com>
ongelezen,
WebP for Java applications
Hi, On Tue, Nov 12, 2024 at 6:38 AM William Borg Barthet <william.b...@bloomreach.com>
12-11-2024
Tim Janik
,
James Zern
4
06-11-2024
Feature Request: Add -sharp_yuv Command Line Option for Improved GIF to WEBP Conversion
On Mon, Nov 4, 2024 at 1:53 PM James Zern <jz...@google.com> wrote: On Mon, Nov 4, 2024 at 11:
ongelezen,
Feature Request: Add -sharp_yuv Command Line Option for Improved GIF to WEBP Conversion
On Mon, Nov 4, 2024 at 1:53 PM James Zern <jz...@google.com> wrote: On Mon, Nov 4, 2024 at 11:
06-11-2024
Joshex Dirad
,
James Zern
2
05-11-2024
Making a webp addon for legacy browsers
Hi, On Tue, Nov 5, 2024 at 10:07 AM Joshex Dirad <jos...@world-of-nintendo.com> wrote: I'm
ongelezen,
Making a webp addon for legacy browsers
Hi, On Tue, Nov 5, 2024 at 10:07 AM Joshex Dirad <jos...@world-of-nintendo.com> wrote: I'm
05-11-2024
Dan Weaver
, …
ayan
4
15-09-2024
Webp In GDrawings, GSlides, GDocs: UNSUPPORTED Image Type
yeah I don't think WebP is coming to GSuite anytime soon... On Sunday, September 15, 2024 at 2:12
ongelezen,
Webp In GDrawings, GSlides, GDocs: UNSUPPORTED Image Type
yeah I don't think WebP is coming to GSuite anytime soon... On Sunday, September 15, 2024 at 2:12
15-09-2024
Aaaaaa
,
Frank Altpeter (frank42)
2
14-09-2024
Google doesn't support its own image format?!
I just came across a similar experience. Google Drawings doesn't support webp either (importing
ongelezen,
Google doesn't support its own image format?!
I just came across a similar experience. Google Drawings doesn't support webp either (importing
14-09-2024
sincos2854
2
27-08-2024
A bug report for Webp 2(libwebp2)
The issue has been confirmed to be fixed in commit 318fa1dd2d7d91658d7bd38917b0fb0e0e243a16. Thank
ongelezen,
A bug report for Webp 2(libwebp2)
The issue has been confirmed to be fixed in commit 318fa1dd2d7d91658d7bd38917b0fb0e0e243a16. Thank
27-08-2024
广州老林
,
Yannis Guyon
2
19-08-2024
Coff2omf problem
Thank you for your interest in libwebp. Could you describe where your libwebp.lib file comes from,
ongelezen,
Coff2omf problem
Thank you for your interest in libwebp. Could you describe where your libwebp.lib file comes from,
19-08-2024
James Zern
2
18-07-2024
WebM/WebP Issue Tracker migration starts now
This is complete. The new tracker is live at https://issues.webmproject.org/. On Thu, Jul 18, 2024 at
ongelezen,
WebM/WebP Issue Tracker migration starts now
This is complete. The new tracker is live at https://issues.webmproject.org/. On Thu, Jul 18, 2024 at
18-07-2024
w… via monorail
, …
gdee… via monorail
9
17-07-2024
Issue 643 in webp: libwebp WASM decoding performance
Comment #8 on issue 643 by w...@utexas.edu: libwebp WASM decoding performance https://bugs.chromium.
ongelezen,
Issue 643 in webp: libwebp WASM decoding performance
Comment #8 on issue 643 by w...@utexas.edu: libwebp WASM decoding performance https://bugs.chromium.
17-07-2024
James Zern
17-07-2024
webm/webp monorail to buganizer migration
As you might be aware, Chromium moved over to a new issue tracker earlier this year [1]. We're
ongelezen,
webm/webp monorail to buganizer migration
As you might be aware, Chromium moved over to a new issue tracker earlier this year [1]. We're
17-07-2024
tha… via monorail
,
jz… via monorail
4
16-07-2024
Issue 646 in webp: "Canvas Assembly from Frames" in spec is incomplete and misleading
Comment #3 on issue 646 by jz...@google.com: "Canvas Assembly from Frames" in spec is
ongelezen,
Issue 646 in webp: "Canvas Assembly from Frames" in spec is incomplete and misleading
Comment #3 on issue 646 by jz...@google.com: "Canvas Assembly from Frames" in spec is
16-07-2024
victo… via monorail
, …
jz… via monorail
9
11-07-2024
Issue 644 in webp: Undefined symbols for architecture arm64: _SharpYuvConvert
Updates: Status: Done Comment #8 on issue 644 by jz...@google.com: Undefined symbols for architecture
ongelezen,
Issue 644 in webp: Undefined symbols for architecture arm64: _SharpYuvConvert
Updates: Status: Done Comment #8 on issue 644 by jz...@google.com: Undefined symbols for architecture
11-07-2024
jz… via monorail
, …
Git Watcher via monorail
8
11-07-2024
Issue 499 in webp: [x86] lossless asm/C mismatch w/gcc 8-10, clang 11
Comment #7 on issue 499 by Git Watcher: [x86] lossless asm/C mismatch w/gcc 8-10, clang 11 https://
ongelezen,
Issue 499 in webp: [x86] lossless asm/C mismatch w/gcc 8-10, clang 11
Comment #7 on issue 499 by Git Watcher: [x86] lossless asm/C mismatch w/gcc 8-10, clang 11 https://
11-07-2024
victo… via monorail
,
vrab… via monorail
2
04-07-2024
Issue 645 in webp: Undefined symbols for architecture arm64: _SharpYuvConvert
Updates: Mergedinto: 644 Status: Duplicate Comment #1 on issue 645 by vra...@google.com: Undefined
ongelezen,
Issue 645 in webp: Undefined symbols for architecture arm64: _SharpYuvConvert
Updates: Mergedinto: 644 Status: Duplicate Comment #1 on issue 645 by vra...@google.com: Undefined
04-07-2024