I have a cannon t2i. About two years old now. It used to take great Sharp detailed pictures in all modes and long and short lens. Now when shooting at long distance the image comes out blurry or nor ...
I have just purchased a photo from iStockphoto and I want to prepare it for use as a background image for a web application. (The iStock photo id is 41509966, it's an overhead photo of people working ...
When I last time bought a Canon Digital IXUS compact camera, there were basically two series available: "Ultra-compact" Digital IXUS 65 ... 70 ... 75 ... 85 IS ... (Europe) Powershot ...
What is the difference between edge detection, Sobel detection, and Canny detection