1/8/2023 0 Comments Loadct idlThe image can now be displayed as describedīelow. In this example, image is a byte array with 716 columns and 567 rows. You can get information by using the Help The array image will now be an array of bytes. ![]() ![]() You can do theįollowing: IDL> fname=Dialog_Pickfile(FILTER='*.gif') The added advantage that it will construct a full file name for whatever machine is being used. I find it handy to use the Dialog_Pickfile function to help me pick the full name of the image file. For simplicity, we will discuss only the Read_Gif procedure. Each procedure has keyword parameters to set. The supported formats in IDL version 5.2 include: BMP, DICOM, GIF, JPEG, PICT, PNG, PPM, SRF, ![]() Look in the IDL Help index forįurther information. IDL provides routines of the form Read_xxx to read a number of image formats. Named image by executing the command IDL> Read_Gif,'C:\myimages\scene.gif',image If the directory is named myimages on the C drive then you could read the image into an array In a directory then you can read it by supplying the path to the image to the Read_Gif For example, if you have an image named scene.gif Image data can be read from files in several formats.
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