Documentation
- Overview
- Applet configuration
- Exposed interface
- JavaScript callbacks
- Custom attributes
- Partitioned upload
- Resume broken uploads
- GUI customization
- Internationalization
- Running uploader as standalone application
- Server side upload handling
- Zipped upload
- Scaled images upload
Scaled images upload
(since 2.5)
This mechanism allows uploading multiple scaled instances of original image. Following parameters should be used manage this feature:
- uploadScaledImages
shows whether scaled images should be uploaded. If true, uploaded file would be ZIP archive where entries are scaled images of original, entry count and names will match scaled instance names. ZIP file name is original file name + ".zip" - scaledInstanceNames
scaled instance names (comma separated, e.g. "small,medium,large") - scaledInstanceDimensions
scaled instance dimensions (comma separated, for example "100x100,200x200,400x400") - scaledInstanceQualityFactors
scaled instance quality factors (0-worse quality, 1000-best), (comma spearated, fo example, "900,800,700"
Scaled image watermarking
(since 2.8.9)
This is an extension of "scaled images upload" feature.
In order to apply watermarks to scaled images, use scaledInstanceWatermarkNames
parameter to specify watermark names for scaled instances, use "null" to specify that
watermark should not be applied for specified instance or arbitrary name for watewrmark, for example:
"null,mediumWm,largeWm"
Every name specified in parameter value must be parameter name for
watermark properties, for example:
<param name="mediumWm" value="halign=center;valign=middle;opacityPercent=20;imageUrl=wmMedium.png"/>
Parameter value is ";" separated list of key=value pairs, keys are:
- halign: horizontal alignment (left/center/right)
- valign: vertical alignment (top/middle/bottom)
- opacityPercent: opacity 0 (transparent)..100 (opaque)
- imageUrl - image URL (absolute or relative to document base)