Raw, of course. RAW file is a file that records the original information of digital camera sensor and some original data (such as ISO setting, shutter speed, aperture value, white balance, etc.). ) camera shooting production. RAW is an unprocessed and compressed format, which can be conceptualized as "original image encoded data" or more vividly called "digital negative". However, JPG is lossy compression, which will reduce the quality of the original image data.

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