I got irfranview to crop an image to 1x1 pixel and save as a BMP... now I can look at one byte to see the color of that pixel.
Thanks guys. Wes --- Our lives begin to end the day we become silent about things that matter On Thu, Sep 11, 2008 at 6:03 PM, Jeff N0JUH <[EMAIL PROTECTED]> wrote: > Pretty trivial in > python (www.python.org) plus > PIL (http://www.pythonware.com/products/pil/) > > Here is very quick and dirty code that prints the (red, green, blue) color > value of pixel (x=12, y=53) for all GIF files in the current directory: > > import glob, Image > for imgfile in glob.glob('./*.gif'): > im = (Image.open(imgfile)).convert('RGB') > print imgfile, im.getpixel((12,53)) > > > --Jeff N0JUH > > > > Wes Johnston, AI4PX wrote: > >> This question is admittedly off topic, but I figure this group is more >> likely to tolerate a techhie question. >> >> I have a program that collects screen shots on a PC at work. I need to >> analyze these GIF images to look for a specific color at ONE pixel >> location >> which indicates a problem. It would be nice if I could run some program >> from a batch file that would analyze these GIF images by the hundred. >> >> Is there any program anyone knows of that would report the color of a >> given >> pixel as text output? I could pipe the output of a batch to a text file >> and >> then parse it for the color I'm looking for. For example, if the pixel >> color at X,Y is black, I'm fine, if it's cyan, I need to look at that >> image. >> >> Unfortunately, I'm confined to windows on the PC we use. >> One more thing.... Choosy perverts choose GIF. At least that's the way it >> was before JPG ;-) >> > _______________________________________________ > Xastir mailing list > Xastir@xastir.org > http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir > _______________________________________________ Xastir mailing list Xastir@xastir.org http://lists.xastir.org/cgi-bin/mailman/listinfo/xastir