John Francis wrote:
not to display some of the pixels if they were available, and there's no reasonable way to get some of the pixels from an image without getting all of them (except, as noted, if it were a progressive JPEG).
how is that? you can give an order to address and read every 4th pixel from file..
what do you think modern databases work like where ypou can get desired bits from huge file in seconds if the file is indexed??
though to be faster or more reasonable compared to readin everything the gap should not be every 4th pixel, but much wider..
i guess
viljar
