class Vips::Coding
How pixels are coded.
Normally, pixels are uncoded and can be manipulated as you would expect. However some file formats code pixels for compression, and sometimes itβs useful to be able to manipulate images in the coded format.
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β:none` pixels are not coded
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β:labq` pixels encode 3 float CIELAB values as 4 uchar
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β:rad` pixels encode 3 float RGB as 4 uchar (Radiance coding)