はてなブックマーク

Index ImageMagick Examples Preface and Index API and other IM usage methods Windows and DOS PHP PHP using Shell Commands PHP Shell Example Watch the extra quotes PHP Security PHP Imagick (The PHP ImageMagick API) PerlMagick (Perl Magick scripts) Security Issues Filename Meta-Characters Hints for Better ImageMagick Shell/PHP Scripts Why do you use multiple "convert" commands Making IM faster (in ge

Index ImageMagick Examples Preface and Index Crop (cutting up images in a free form way) The basic crop operator The Missed Image (from a bad crop) Crop an Image with Existing Virtual Canvas Removing Virtual Canvas from Results using +repage *** Viewport Crop with Virtual Canvas Adjustments Crop Relative to Gravity Crop a Percentage of an Image Tile Cropping, sub-dividing one image into multiple i

Here we explain in detail the command line processing that IM follows, some of the new image processing abilities, the ideas, philosophy, and methodology, and what is actually going on, internally. With this background knowledge the rest of the examples provided pages becomes much clearer. Even if you only use the Application Program Interface (API), this section is well worth knowing and understa

Index ImageMagick Examples Preface and Index A Brief Summary of Common Image File Formats GIF Image File Format GIF Limited Color Table GIF Transparency Color GIF Boolean Transparency GIFs on a solid color background GIFs on a background pattern GIFs for non-specific backgrounds (transparency dithering) Non-ImageMagick GIF Processing GIF Offset Handling Related GIF Output Formats - GIF87 JPEG Imag