CR2 is a digital photography RAW format created by Canon Inc., one raw image file can save all original image information without any image processing, so it is a excellent format for all professional photographers or photography fans.
The RAW file need to retain all the details and information, so the file size is much larger than JPG/JPEG image file.
For commercial filming or post-production, you should use the RAW image format.
You can convert online your images from CR2 to JPG
*.cr2 file type is supported by these models:
EOS-1D Mark II
EOS-1DS Mark II
EOS DIGITAL REBEL XT
Canon ® is a registered trademark of Canon Inc.