vendredi 16 juin 2017

Cut PNG and JPG file sizes with Black Bird Image Optimizer

Black Bird Image Optimizer ($39.95) is a commercial tool which claims to "reduce the size of your photos several times without quality loss!" Lossless compression which reduces JPGs and PNGs to a fraction of their usual size? This sounded unlikely to us, and it didn’t take long to find out why. Scrolling down the page. we saw the program works in part via color quantization, which "reduces the number of colors in an image while maintaining its overall visual construction." The end results may look very similar, but this isn’t "lossless compression." The developer also states it uses "a completely… [Continue Reading]

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