Legacy ImageMagick Discussions Archive

Sorry, it's Magick++ v6.0.0-7. Presumably, you're referring to MAGICKCORE_QUANTUM_DEPTH (which is 16 - I've also tried 8 ) and MAGICKCORE_HDRI_ENABLE (which is 0). The pixel buffer is a Magick::CharPixel, and is a GL framebuffer.

Hello

I've observed a difference in using MagickCore::CompareImages when the image hasn't originated from a decoded png. The code, essentially, looks like:

Image a(pixel buffer);
Image b("b.png");
a.write("saved_a.png");
MagickCore::CompareImages(b.image(), a.image(), MagickCore::FuzzErrorMetric ...

Thanks.

"A delegate is a library that is used to perform a certain functionality. Our PNG coder uses the libpng library to encode/decode PNG files."

Must I use this delegate mechanism in order to use libpng, or it that unnecessary (I only ask to ensure that I understand correctly)? Is it that ...

Hello

I have a few questions that I'd be grateful for detailed answers to. The questions arise because, after building a variant of libpng, and rebuilding Magick++ against it, I saw no discernable differences in decode/encode times (despite having compiled libpng with the neon intrinsics enabled ...