linux系统，Qt，打印图像的编写，包括图像的旋转，缩放-linux systems, Qt, the preparation of printed images, including image rotation, zooming

图像变换包括旋转90、180、270，缩放，水平镜像和垂直，裁剪-90,180,270 transform images, including rotation, scaling, horizontal and vertical mirror, cutting

图像字体: 这一课我们将创建一些基于2D图像的字体，它们可以缩放，但不能旋转，并且总是面向前方，但作为基本的显示来说，我想已经够了。 -This time on I ll be teaching you how to use Bitmap Fonts. You may be saying to yourself "what s so hard about putting text onto the screen". If you ve ever tried it, it s not

Imagemagic是一款创建、编辑、压缩图像的软件。可以转换 DPX, EXR, GIF, JPEG, JPEG-2000, PDF, PhotoCD, PNG等格式，并且能够轻松的对图片进行旋转，缩放等操作-ImageMagick® is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (