Sep 10, To create a simple border, use the cfimage tag. . by changing its dimensions, enforce uniform sizes on images, and create thumbnail images. cfimage. Creates a ColdFusion image that can be manipulated by using image functions. You can use the cfimage tag to perform common image manipulation. cfimage source=”#myImage#” action=”write” destination=”” overwrite=”yes”> thumbnail image.
|Published (Last):||18 September 2007|
|PDF File Size:||12.27 Mb|
|ePub File Size:||6.53 Mb|
|Price:||Free* [*Free Regsitration Required]|
The ColdFusion image on which this operation is performed. Also, you can set the blur factor for the image. Email Required, but never shown. In the following example, two lines of text, “Congratulations! I think that this is probably their default error message.
Hey, if either your info on that or mine on the jvm update helps someone, then it will have been worthwhile to have this added discussion here. Always happy to try to help, and especially to hear that it Thumbail helped someone.
Rotate an image 30 degrees clockwise. Must be one of the following: I was so excited to see it run on CF and see that it could be a real option for us moving forwar You can thhumbnail the following tasks with ColdFusion images:. You can create a watermark image in one of three ways:.
Increasing the blur factor reduces performance.
cfimage Code Examples and CFML Documentation
Valid values are fractions that range from 0 through 1 the lower the number, the lower the quality. This blog is running version 5. Duplicating an image can improve processing time because you retrieve image data from a database or a file once to create the ColdFusion image.
Create a cfimzge image in ColdFusion and apply the image as a watermark.
Thanks so much, this solution works wonderfully. Parameters Parameter Description image Required. I’d try that then move up htumbnail there. ColdFusion makes it easy to resize images.
The height value is blank. I had wondered about doing such a comparison, but just wanted to get the info out, since I’e been pointing out the problem and solutions to so many people, and had one on the Adobe forums just yesterday that finally prompted me to write the entry. Poor image quality with highest performance. Height in pixels of the image.
Separate multiple fonts with commas. One use for a watermark is for protecting copyrighted images.
Can you perhaps offer a link to the image you’re working with, so that Adobe or others can recreate your test case? What happens if instead of resizing, you just try to read the image into a variable? Cfimagr can use the cfimage tag independently or in conjunction with image functions. Manipulating ColdFusion images Search. In this example, the minimum width is If anyone has any remaining resize issues due to color, I’m sure they’d want to hear about it. For many people, changing to that value has no negative impact on quality again, that may depend on the image, its size, what you’re using the result for, etc.
For simple ovals and rectangles, the two numbers following the coordinates represent the width and height of the shape in pixels. The interpolation method is set to maximize performance which reduces image quality. Short of that, it’s why I am writing this entry, to implore people to consider changing the thumbnaail value.
Resize images so that they fit in a defined square or rectangle and control the interpolation method. You can create a watermark image in one of three ways: Hey, did anyone who had the CMYK color issues for image resizing ever identify whether their problems still happen in CF10?
This function also controls the color of lines and shapes. I had not noticed it that the support matrix said only jdk The following example resizes the image so that the width is exactly pixels and the height of the image is proportional to the width: The default value is 1 not blurred.
ColdFusion Help | Manipulating ColdFusion images
So to change from using the tag-based resize to function-based, you may need to add a line of code to load the image from disk, such as using imageNew cfmage, and one to write the resulting image to disk, such as using imageWrite. The interpolation method for resampling. The following table shows the ways to create a ColdFusion image:. Sadly, I suspect most won’t do the math, so it’s a real good thing you mentioned the one taking 4-minutes. Retrieve meta data from an image and stores that as a structure in a variable.
You can use blank images as canvasses for drawing functions in ColdFusion.