Questions tagged [image-transforms]

Craft's native, non-destructive image manipulations.

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Transformed JPGs have larger file size than original

Question Why is it that sometimes a transformed JPG is larger than its original when it is transformed using Craft image transforms even though in my general.php file I set upscaleImages to false? ...
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How to force a default transform on existing content within a Redactor field

There isn't much documentation out there about how to apply image transforms to images in a Redactor field. I found this: Apply transform to image uploaded into Redactor? And it's useful, since I can ...
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AVIF Transform doesn’t work

I’m local testing in my macOS, but AVIF transform doesn't work. I’m sure that libavif has been installed, and I can see that AVIF Support is enabled in the PHP info of my Craft CMS admin panel. When I ...
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Lozad doesn't swap images on staging site

I inherited some lozad.js lazy loading code that broke when I pushed to the staging server. Code swaps out the thumbnail image for the high quality version. The ones in the view on load aren't getting ...
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Transform image in webp and get srcset

Is possible from a jpg image from an entry field return a serset in webp fomat? Something like: <source type="image/webp" srcset="800w webp image, 1200w webp image "> ...
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Image transform returns error

I'm trying to optimise page speeds for my website. One thing I'm looking into is optimising image file sizes, but Image Transform in CraftCMS doesn't seem to work. Before: {% set asset = entry....
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How can I use a transform on images in a body field that have been imported?

I have imported content into an old news entrytype for a news channel. The odd image in the body field is 4000px wide. Is there a way of automatically transforming these in a template or from the CLI? ...
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CraftCMS Image Transform returning NULL on asset.url when stored on AWS S3 Bucket

So i'm using Craft as a headless CMS with a React frontend. When querying assets on a S3 bucket and applying a transform to them in my GraphQL query the URL response is NULL. This isn't the case when ...
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Craft CMS images transform srcset sizes

I'm new to craft cms and I'm trying to generate srcset sizes for an image with the following code. {% set thumb320 = { width: 320, format: 'jpg' } %} {% set thumb320_2x = { width: 640, format: 'jpg' } ...
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Limiting image transform totals in queue?

In order to serve webp images where possible, and different sizes for different screens etc, I created a bunch of image transforms over the weekend - forgetting just how many images we have in the ...
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What's the recommended approach for applying effects on images and saving them in the respective volumes?

I'm creating a plugin in Craft CMS and it has a feature where you can apply certain image effects and after you are done, you can save it in the configured Asset volume. I know that ImagerX also does ...
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Craft messes up Color Profiles on Upload

It's known that Craft CMS sometimes messes up color profiles when using image transforms. Up until recently, adding 'preserveImageColorProfiles' => true to your general.php fixed this issue. But ...
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image transform to webp image format

I would like to ask how to convert or transform image format to webp. Based on Craft CMS Documentation 3.x, you can set the image format to jpg, png, gif and webp but there is no webp available in my ...
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74 views

Using a variable with getUrl()?

I'd like to be able to use a variable with the getUrl() method so I can change the filter parameter on the entry page (user controlled) instead of in the source code: style="background-image = ...
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284 views

Using NextJS image component with CraftCMS

NextJS has a really nice image component. To implement this I need to create a custom serialiser to get the image sizes from Craft . I can define a custom loader, however I'm not sure how feasible ...
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Image Transforms and AWS

I regularly use srcset to serve large images, such as heroes, and take advantage of Craft's image transform capabilities in the implementation, e.g. <img srcset="{{ image.getUrl('img500') }} ...
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170 views

TWIG dataUrl function for resized images

Craft provides the very nice TWIG function dataUrl(pathToImg) to inline images in e-mails. E.g. <img src="{{ dataUrl('@webroot/assets/img/logo.svg')" /> will base64 encode the image ...
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Does deleting an original asset but keeping the transform folder asset make Craft replace the original file with the biggest transform?

I have a client who has uploaded many giant images to the CMS (8mb+). I'd like to free up that space now that those image have been transformed to more web-friendly sizes. Is it safe for me to delete ...
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2 votes
1 answer
96 views

How to detect white background

In my product catalog, some product images need to have the css attribute object-fit: cover while some need the object-fit: contain: I'd like to detect the white background, possibly on upload (to ...
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Why do image Transformations never finish rendering regardless if I use GD2 or ImageMagick?

I'm running Craft 2 with PHP 5.6.40 on a Windows 2019 Server under IIS (x64, non-thread-safe, FastCGI). PHP -m doesn't show any issues with my extensions, regardless if I use GD2 or ImageMagick. But ...
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1 answer
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Image Transforms not generated - permission problem?

Since I installed my Craft based website on the production server the image transforms are no longer generated. The tasks runs through more than 5000 images but doesn't generate new ones. There have ...
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1 answer
109 views

Generate transforms only working on default install (multi-site)

I have a multi-site setup running within Craft 3. Everything seems to be working nicely, except for image transforms. For example: The following transform on the default site works correctly: https://...
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220 views

Changing Image transforms for different media queries

Is it possible to set different image transforms for different media queries? I have a grid layout containing 1 large image and four smaller images on large screens. I have created two image ...
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1 answer
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How to reprocess image transforms that already exist in the database

If I import a Craft DB into my local db, and it has references to image transforms that existed in another environment, it won't recreate them in the filesystem when a page is loaded that asks for one ...
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Animated GIFs not working in Craft with ImageMagick installed

When I upload a GIF I either get the first frame or a garbled image (https://share.getcloudapp.com/L1u7BXrA). Looking around at similar questions, Craft needs ImageMagick installed to properly ...
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Forcing creation of all transformations for all assets

Regarding a similar question I only found the advice to delete a table in the database but because I don't like fiddling with the db very much I like to ask: Are there ways to force craft to generate ...
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441 views

Image Transform change causes 500 Internal Server Error

I had an image transform set on an entry that was working as expected. I updated the code, and it didn't work, so I reverted back to the old transform. It was literally going from src="{{ image....
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1 answer
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CP transform renders image 404

I have a transform in my CP called detail large. IN my template the image will render normally. <img class="img-fluid" src="{{ image.getUrl() }}" > Wen i want to use the transform like below: ...
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Apply image transform after image is placed on page

I have an overview (i.e. list with around 150 items). Each of those items has an appropriate "teaser image". When a user is hovering a list item the appropriate teaser image fades in, on mouse out it ...
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1 vote
1 answer
146 views

Image processing in headless mode

How to do image processing & transformations when not using templates? I'm using react-static for the frontend. Is it possible to have CraftCMS process the images upon upload?
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1 vote
1 answer
233 views

Image Transform of Transparent Images results with Black Background

As the title suggests, I am receiving a black background on my transparent PNGs. I'd prefer them to be white. I have enabled imagemagick in the config file but still no dice. I noticed GD library ...
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FortRabbit - performance - image transforms

Anybody else have problems with image transforms on FortRabbit? They sent me this article as some background - https://blog.fortrabbit.com/imagemagick-issues I was using the light level of hosting (...
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1 answer
229 views

Image transforms not working on front-end

I'm able to upload images correctly to the server. I can see the thumbnail and view the larger image inside the control panel on the Assets page. However, the front-end image transforms result in a ...
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1 vote
1 answer
63 views

Can I use GraphicsMagick with Craft CMS?

Short question: Can I use GraphicsMagick with Craft CMS? If yes, how can it be configured? thanks
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2 votes
1 answer
3k views

How can I set an absolute image url for Open Graph Image tags?

I need the final tag to look like this: <meta property="og:image" content="http://mysite.com/uploads/resources/_hero/myimage.jpg"> If I use something like this: {% set seoImage = entry....
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1 vote
1 answer
30 views

Craft Equivelent of EE addon CE Image Bulk Tag?

I'm preparing to migrate an old ExpressionEngine site to Craft and there are channels with images that are being resized by wrapping the rich text editor with ce image bulk tag like this: {exp:ce_img:...
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1 vote
1 answer
116 views

Select Transform Feature with Asset Field

If you insert an image in a Rich Text field you get an option to apply a transform, but that is not true when using an Asset field to choose an image, which seems strange. Is there any way to ...
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1 vote
1 answer
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modify image contrast

In my experience is the build-in process of image transform not too kind to the image quality, even with the highest quality. In my case the brighter tones in the images are lost which means that ...
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1 vote
1 answer
388 views

Craft isn't regenerating the image transform when the focal point changes

I've got a basic image transform in a template: {% set crop = { mode: 'crop', width: 560, height: 550, quality: 80 } %} <img src="{{ image.getUrl(crop) }}"> Once the ...
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1 answer
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Image Transforms not happening

Apologies if this has come up before. I did check but the previous post referred to version 2.x and was regarding a bug. I have set up 2 image transforms for images but nothing works. The assets ...
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2 votes
1 answer
370 views

Focal point: more control?

I originally had this setting in twig for gallery thumbnails: {% set square150 = { mode: 'crop', width: 150, height: 150, quality: 75 position: 'center-center' } %} <img width=...
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2 answers
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Is it possible to get a transformed image's file size (bytes, not dimensions)?

I'm using a transformed image in a context where there's a maximum file size. Is there a way to determine the transformed image's file size in the templates? .size can't run on the url string
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2 votes
2 answers
60 views

Apply imageTransform on twitter media feed

{% set response = craft.twitter.get('statuses/user_timeline', { tweet_mode:'extended', count: 20 }) %} {% if response.success %} {% for tweet in response.data %} {% ...
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2 votes
1 answer
455 views

How to make PNGs crisp using Imager + Optipng and Craft 3?

I've installed Imager in a Craft 3 site and everything looks fine except my PNGs are fuzzy. I've set 'pngCompressionLevel' => 0, because I'm using Optipng and the docs say to do this. The PNGs have ...
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9 votes
3 answers
5k views

How do image focal points work in Craft 3?

How do image focal points work in Craft 3? I see the dot in the CP, but I'm unable to set the focus.
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1 vote
1 answer
367 views

Image quality get low in Craft 3 after applying image transform

As of now I am using Craft's image transform to render images according to the size. If this still appears low quality even Image Transform setting with qulity "Maximum".
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2 votes
1 answer
188 views

Set max-height on image transforms?

Is it possible to define an aspect ratio / set a max height on an image transform, without using a plugin? Let's say the width is fixed to 600px, but the height can be any value up to 800px?
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1 vote
1 answer
580 views

Get control panel asset thumbnails into a frontend template

My frontend template displays the assets that have been uploaded to Craft. I could create a series of asset transforms within that template to create a range of thumbnail sizes. Not too sure about ...
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1 vote
1 answer
587 views

Get all available asset transforms

Is there a way to get all available image transforms in a template? I would like to generate the srcset for responsive images programmatically. I thought of creating a macro for that but haven't ...
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1 vote
1 answer
53 views

Random transforms

We are using a masonry grid, with 3 image sizes (different heights). The images are (one of) the banner image(s) from the news entries. We played around with this, however this doesn't work as we need ...
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