[opencms-dev] Opencms webp image format

[Giuseppe Lonis]

Great news Kai,
really congratulations on the solution.

Thank you so much
Giuseppe
< >
Giuseppe Lonis – ConsulMedia Srl
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Il giorno mer 20 set 2023 alle ore 17:10 Kai Widmann <Widmann at mediaworx.de>
ha scritto:

> Hey Giuseppe (an to everyone who is interested in WebP with OpenCms),
>
> Therefore the problem cannot be solved.
>
> I beg to differ, I solved this with the library "webp-imageio" described
> here:
> https://genuinecoder.com/java-webp-image-read-save-tutorial/
>
> webp-imageio adds native support for WebP to Java, so the native image
> methods used in OpenCms image scaling also work with WebP. It’s really as
> simple as dropping the jar in the lib folder (or defining a Maven/Gradle
> dependency).
>
> My first tests are really promising, image sizes in the CMS are now
> correct (instead of -1 x -1), image scaling of WebP images is working as
> expected. So far so good.
> It’s important to know that you have to re-upload WebP images, I guess the
> size is read during the initial upload, once wrong it doesn’t get corrected
> by using the library. But after re-uploading the image, everything seems to
> be fine.
> If I for some reason find that this does not work as expected in the end,
> I’ll report.
>
> @Alkacon: it might be a good idea to add this as a dependency for the
> OpenCms core, that way WebP should work as expected.
>
> Cheers
>
> Kai
>
> _______________________________________________
>
> Kai Widmann
> mediaworx berlin AG
>
> +49 30 27580-262
> Digitale Visitenkarte: https://mediaworx.com/021
> www.mediaworx.com
>
> Am 20.09.2023 um 08:59 schrieb Giuseppe Lonis <glonis at consulmedia.it>:
>
> Hi Kai,
> unfortunately on the opencms issues they wrote that the ImageScaler
> library does not support that format.
> Therefore the problem cannot be solved.
>
> Greetings Giuseppe
>
>
>
> Il giorno mar 19 set 2023 alle ore 18:13 Kai Widmann <Widmann at mediaworx.de>
> ha scritto:
>
>> Hello Giuseppe,
>>
>> I’m facing similar problems in OpenCms 15. May I ask if you solved this
>> and if so, how?
>>
>> Cheers
>>
>> Kai
>>
>> _______________________________________________
>>
>> Kai Widmann
>> mediaworx berlin AG
>>
>> +49 30 27580-262
>> Digitale Visitenkarte: https://mediaworx.com/021
>> www.mediaworx.com
>>
>> Am 15.08.2023 um 10:55 schrieb Giuseppe Lonis via opencms-dev <
>> opencms-dev at opencms.org>:
>>
>> HI,
>> on opencms version 14 there are problems displaying images in webp format.
>> In particular, in the preview inside content the image is not resized,
>> unlike the jpg ones.
>>
>> Also the scaling of the image with the command
>> image.webp?__scale=w:1200,h:1200,t:2,c:transparent,p:0 does not work (it
>> should become a square image instead it keeps the original format).
>>
>> Finally, due to this problem the image gallery is very slow to load.
>>
>>
>> A thousand thanks
>> Greetings Joseph
>> _______________________________________________
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>>
>>
>>
>>
>
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