IJL解码库和调用方法

/////////////////////////////////////////////////////////////////////////////// // JPGView sample README file // /////////////////////////////////////////////////////////////////////////////// 1. INTEL(R) JPEG LIBRARY USAGE EXAMPLE To find the usage examples of IJL refer to the file JPGViewDoc.cpp: - method CJPGViewDoc::OnOpenDocument - method CJPGViewDoc::OnSaveDocument 2. HOW TO... -- view single image: - press open button on the toolbar (or select "File\Open..." menu, or press Ctrl-O); - select the image to view; -- view all JPEG images in a directory: - press the button with multiple folders on it (or select "File\Select Directory...", or press Ctrl-D); - select the folder to view images from (NOTE: folders containing JPEG files will be edged); - view images in series by pressing Prev/Next buttons on the toolbar (or pressing Gray-/Gray+, or selecting "View\Previous image"/"View\Next image"); -- save image: - press save button on the toolbar (or select "File\Save" menu, or press Ctrl-S) - select or enter file name to save image with. -- modify default options: - select "View\Options..." menu; - modify necessary options: Viewing: - "Resize window with image": the window size is changed to match image dimensions; - "Center window to prev. window' position": check to center the window for next image to previous window's center; - "Center in window": check to center an image in window; Printing: - "Scale to fit": when printing scales an image to fit the page (enlarges of reduces); - "Center to page": check if You want the image to be centered on the page.