pngquant
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kornelski
Lossy PNG compressor — pngquant command based on libimagequant library
seems like a reasonable thing to do, checked the history and didn't find it to have been removed, just never added.
Will this fail if an image is already a png-8? I get the following errors on any png-8 images I already have: error: PNG unsigned integer out of range (libpng...
I don't know if this will be considered a valid complaint, as pngquant doesn't overwrite the converted file by default. I use the following command `pngquant -f --ext .png` as...
I've been using pngquant successfully for sometime now, but I've noticed recently that some images are just not compressing very much. In the below, I'm trying to compress `f.png` which...
There is notice on the website not to use version 1.0, and to check your version using specified command.  However, the command is incorrect. It says ``` pngquant -v...
I use pngquant to compress the image and read the bytecode of the image. I found that the content of the bytecode has been changed. I want to know if...
Hi, I am trying to execute command as below which throw me the errors. ``` String [] cmdPng = {"D:\\pngquant\\pngquant.exe", "--quality=90-95", localDir+assetDetails.getName(), "--ext", ".png", "--force"}; LOGGER.info("Command is {}",Arrays.toString(cmd)); ``` Logger...
PNGQuant seems to do something with the colour profile of an image, that only affects the colour displayed in Firefox. I previewed a page in Safari, Chrome and Firefox in...
Hello, I would like to show you a strange case I had while playing with pngquant. I have a png [picture](https://vignette.wikia.nocookie.net/swordartonline/images/5/5e/Lion_King_Richie_Phantom_Bullet_manga_Stage_10.png/revision/latest?cb=20161019133646) (a mangascan, almost greyscale but not exactly, still RGB)...
Hello, I upgraded from 2.10.2 to 2.11.7 but unfortunately it won't work correct anymore. All PNGs I try to optimize won't be saved because of way too high image degradation....
