Legacy ImageMagick Discussions Archive

@glennrp - thanks for your reply. just to put it into perspective, I've built libjpeg and want to get the same result as ImageMagick lossless jpeg compression. libjpeg gives examples on how to compress to jpeg including the one I mentioned - 100% quality and no sub-sampling - which seems to be their ...

Hi,

There might be a simple answer to this but looking through the docs and the forum I could find an answer. What is equal to setting the flag to lossless jpeg output? Does this mean 100% quality and no sub-sampling? Or is there something more to it?

thanks,
laszlo