Source:The SiteAuthor:admin Addtime:2016/12/23 Click:0
Many beginners on the digital camera in the choice of storage format has a lot of confusion, do not understand which format should be more suitable for their own use. Here the author of the three main storage formats through easy to understand the concise text to share to everyone.
Through the digital camera menu, you can choose different quality photo storage format, different formats will affect the final photo of the image quality.
This is the most familiar storage format for most digital camera users. It is a lossy compression storage format, it is mainly for color or grayscale images for a large degree of compression. Set to JPEG format photos taken in the camera through the image processor has been processed, you can directly out of the film. Its advantage is that you can save a large part of the memory card space, which greatly increased the number of pictures taken, and speed up the photo storage speed, but also to speed up the continuous shooting speed, it is widely used in news photography. The current digital camera uses this format.
The extension is TIF, which is a non-distorted compression format (up to 2-3 times the compression ratio). This compression is the compression of the file itself, that is, some of the duplicate information in the file in a special way to record, the file can be completely restored, to maintain the original color and level, the advantages of good image quality, compatibility than RAW Format high, but take up a lot of space. In the file header of the TIFF file, you can record the resolution of the digital photo, or even place multiple images in the photo. In the TIFF format photo, in addition to the original RGB three color layer, but also can record the α color layer, the α area is basically a shield, you can provide TIFF photos in the layout software background stripping function.
Its greatest feature is the original flavor. Is the professional digital photographer's favorite format. The reason is that the RAW format is to read the original record data directly on the sensor (CCD or CMOS), that is, the data has not been subjected to exposure compensation, color balance, GAMMA adjustment and other processing, professional photographers can later through a special Software re-creation. Its size is slightly smaller than the TIFF format.