npm

libultrahdr

Reference codec implementation for Ultra HDR image format

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About

Reference codec for the Ultra HDR format

Commands

uhdr_encuhdr_dec

Examples

Encode an SDR image to Ultra HDR format$ uhdr_enc -i input.jpg -o output.uhdr -g 2.4
Decode an Ultra HDR image to SDR$ uhdr_dec -i output.uhdr -o decoded.jpg
Encode with custom gain map configuration$ uhdr_enc -i input.jpg -o output.uhdr -m gainmap.jpg -g 3.0