Grok develops open source and commercial JPEG 2000 toolkits.
Grok makes an open, fast and rock-solid JPEG 2000 toolkit.
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Fork on Githubsingle-frame TIFF images 8,10,12 and 16 bit precision 2K, 4K resolution lossy, DCI, visually lossless, mathematically lossless Greyscale, RGB, XYZ colour formats
single-frame JPEG 2000 images
AMD Ryzen 1700X 8-core CPU AMD Radeon RX-570 graphics card Windows 10 64 bit
(actual speed depends on image content) 2K lossless compression of 12 bit, RGB, 4:4:4 TIFF images : 60 FPS 2K@24 DCI compression of 12 bit, RGB, 4:4:4 TIFF images : 50 FPS 4K@24 DCI compression of 12 bit, RGB, 4:4:4 TIFF images: 12 FPS