Image Helper Action Block
The Image Helper Action Block provides image processing capabilities including rotation, resizing, cropping, compression, Base64 conversion, and metadata extraction.
No authentication required. Images are processed locally using the Jimp library.
Supported Actions
Rotate Image
Rotates an image by 90, 180, or 270 degrees. Returns Base64-encoded result.
Image to Base64
Converts an image URL to a Base64-encoded data URL string.
Compress Image
Compresses an image with configurable quality (High: 90, Medium: 60) and output format (JPEG or PNG).
Get Metadata
Extracts image metadata including width, height, and MIME type.
Crop Image
Crops an image with configurable Left (X), Top (Y), Width, and Height parameters.
Resize Image
Resizes an image to specified dimensions with optional aspect ratio preservation.
Configuration
All actions require:
- Image URL: URL of the source image (supports
{{variables}})
Output
All image processing actions return Base64-encoded results:
data:image/jpeg;base64,/9j/4AAQSkZ...The getMetadata action returns:
{ "width": 1920, "height": 1080, "mime": "image/jpeg" }Use Cases
- Preparing images for email or document generation
- Creating thumbnails from uploaded images
- Extracting dimensions before processing
- Converting images for API compatibility