Legacy ImageMagick Discussions Archive

JPG does not support transparency. So you need to save to PNG or TIFF to keep the transparency. You don't seems to understand my (now solved) issue ? Did you actually test my (first) code ? I'm taking an SVG picture with no (=transparent) background to watermark another picture (a JPG file). I was ...

I'm quite impressed for you quick answers, thanks ! First I would suggest you use the convert syntax in the command line rather than the composite syntax. The former is more flexible. Actually, my watermarking application is a CGI script so I receive picture data before writting them on disk. I can'...

Hi everyone, I'm using the C API like to do some picture watermarking but I can't get it working. Basically, I want to do the following command programmatically : composite -background none -dissolve 25% -gravity center Vector-based_exemple.svg IMG_1780.JPG out.jpg The SVG file is taken from wikimed...