Canon PowerShot G11 PowerShot G11 Camera User Guide - Page 76

Shooting in RAW A RAW image is raw data recorded with nearly no deterioration in image quality resulting from image processing inside the camera. You can use the supplied software to broadly adjust the image with minimal loss in image quality. Choose . ● Follow Steps 1 and 2 on p. 74 to choose . Shoot. Differences between RAW images and JPEG images. • JPEG images / / / / / When JPEG images are recorded, the images are processed inside the camera for optimum image quality, and also compressed to allow a larger number of images to be stored on the memory card. However, the compression process is irreversible, meaning that the raw data cannot be recovered once it has been compressed. Moreover, the image processing results in a deterioration in quality. • RAW images A RAW image is raw data recorded with nearly no deterioration in image quality resulting from image processing inside the camera. This data cannot be used as is for viewing or printing on a computer. The supplied software (Digital Photo Professional) must first be used to convert the image data to a JPEG or TIFF file. When converting the image data, you can adjust the image with minimal deterioration in image quality. Simultaneously Recording RAW and JPEG Images Two images, a RAW image and a JPEG image will be recorded with each shot. Since a JPEG image is also recorded, you can print the image or view it on a computer without using the supplied software. The file extension for RAW images is ".CR2", and the extension for JPEG images is ".JPG". The JPEG images will be recorded with recording pixels with image compression. 76