Select the resolution you wish to set using the or button. (Excluding ) 5. Press the < FUNC./SET> button. 6. Select the compression you wish to set using the or button. You can shoot the image right after selecting settings by pressing the shutter button. This screen will appear again, once the image is shot. 7. The raw file format will store the maximum amount of image information. This can even be optimized when shooting with exposure to the right to make full use of the dynamic range of the camera It is a preview image that is a jpeg developed by the camera from the raw data using the in-camera development settings at the time the image was taken. This jpeg preview image is also attached to the .cr2 file but is in a separate part of the file from the raw data that was collected by the sensor. The file extension for JPEG images is .JPG, and the extension for RAW images is .CR2. JPEG and RAW images recorded together will have the same image number in their filenames. 1. Press the [ ] button, choose [Image quality] on the [ -1] tab, and then press the [ ] button. 2. Turn the [ ] dial to choose [ ] in [RAW]. Image formats (RAW, JPEG, HEIF) and compression. Find out about different file formats – RAW, C-RAW, HEIF and JPEG – and different types of image compression. Most digital cameras enable you to choose between different image formats (also called file types) to save your pictures in – RAW, JPEG and now HEIF (introduced with the EOS-1D X The main difference between any JPEG and RAW file is its size. RAW files are significantly bigger than JPEG (and any other) image file formats. That’s because they contain all the raw image information captured by your digital camera’s sensors, completely uncompressed. Like working with a film negative from a traditional camera, the RAW Step 2: Adjust the Luminance slider. The Luminance slider reduces luminance noise (i.e., noise resulting from over- or underexposed pixels). And many, many high-ISO images suffer from excessive luminance noise. So zoom in to 100 percent, then boost the Luminance slider until the noise starts to disappear. sorry for late response. they can be loaded onto ANY canon EOS camera, and they affect they jpeg files only i believe. useless for RAW shooting. 0 Justin Berrington August 15, 2016 H8km.