alt Hacker NewsBeing lossless is a function of the whole pipeline from an input image to an output image. The last step being encode to PNG doesn't guarantee anything about losslessness.
Being lossless is a function of the whole pipeline from an input image to an output image. The last step being encode to PNG doesn't guarantee anything about losslessness.
Lossless means that the file encodes the exact same information that was given to the encoder. This is a property of the format.