Digital Image Format

The current storage format commonly used in digital cameras casio Exilim Zoom EX-Z150 charger have RAW format and JPEG format. Early digital cameras also TIFF format, although the image quality TIFF format images, but because of large amount of data stored for a long time, has been basically out of digital camera market.

RAW format is a RAW format digital camera CASIO Exilim EX-S600SR Charger imaging sensor image data is stored directly after the format, which stores the original image encoded data, not compressed, so the image is also referred to as digital film. RAW format required by the "digital darkroom" to the image exposure, gradation curves, white balance, sharpness and other parameters to adjust, to get high-quality photos. RAW favored by professionals, while in the non-compressed and non-destructive format, it is the advantage of small storage capacity, making the storage time and shorten the interval between single shot to improve shooting efficiency.

But the RAW need special software to deal with, in the shooting, digital camera's LCD screen can only be seen as a JPEG preview copy provided, in order to avoid wasting storage space, a copy of the compression ratio, image quality is rather poor. Currently, only very few SLR digital cameras CASIO Exilim EX-S770BE Charger and consumer digital cameras only support the RAW format.

JPEG format, JPEG format is a lossy compression format, that would be lost during the compression part of the original image data, and these data can not be restored.

JPEG is an excellent image quality can provide file compression format. The camera set to JPEG format, it photographs inside the camera through the image processor has finished processing, you can direct a film. JPEG compression ratio of 10:1 to 40:1, usually between the memory card can greatly reduce the space, increasing the number of pictures taken to speed up the rate of photo storage, but also accelerated the speed of continuous shooting, so widely used, is All digital cameras CASIO EX-Z75 Charger are equipped with the storage format.