에 의해 작성된 LUO RENTING
1. The quality setting will reduce quality of those source files that were saved using higher quality setting.
2. It recompresses png files to a smaller size without lost any information.
3. JPG Compress is a tool that used to compress jpeg and png files.
4. For JPG compression it uses two optimization methods, lossy and lossless.
5. This option does not effect PNG compression.
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