resize transparent png

Php: resize gif and png images with a transparent background turned black. Resize png In the work, you need to scale some gif images and then go to Imagecopymerge. However, after using imagecreatetruecolor and imagecopyresampled, you find that the

FF and IE7 have directly supported the transparent PNG map, and the next one is mainly to solve the IE6 transparent PNG picture with a gray bottom Copy Code code as follows: Style=

Note: This feature relies on the GD2 graphics library recently to use PHP to generate thumbnails, find a bit online, found this article: PHP Generate thumbnail image After a trial, we found that there were several problems: 1. PNG images generated

Note: This feature relies on the GD2 graphics libraryrecently to use PHP to generate thumbnails, find a bit online, found this article: PHP Generate thumbnail imageAfter a trial, we found that there were several problems:1. PNG images generated

PNG (Portable Network Graphics) is a common format recommended by W3C for web images. However, the alpha channel of PNG is not opened for IE6 or earlier (which is supported by IE7, the effect of the transparent PNG image is reduced. Normally

Background Images | Transparent PNG images play a very important role in web design, using the features of PNG images to produce practical, gorgeous results, but the support for PNG images is not ideal, Firefox and opera support PNG better,

Periodically, someone tells me about the magic of PNG, how it's the ideal image format for the web, and that someday we'll all be using it on our sites instead of GIF. people have been saying this for years, and by now most of us have stopped

IE6 PNG Transparent (three solutions) (Turn to OH)FF and IE7 have direct support for transparent PNG maps, the following is mainly to solve the IE6 under the transparent PNG image has a gray bottom=====================================================

/* * Desc:resize Image (PNG, JPG, GIF) */ Class Resizeimage { Type of picture Private $type; Actual width Private $width; Actual height Private $height; The width after the change Private

The IE family has only 9 versions to support this attribute; Having children's shoes may not be very clear to the RGBA environment, but must be familiar with the opacity attribute. Opacity implements the alpha channel of the element, such as