Clarify limitation for palette color (#137)

sample-mapping procedure is JPEG-LS specific, clarify limitation for palletized images.
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Mathieu Malaterre 2022-01-13 00:11:31 +01:00 committed by GitHub
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@ -41,7 +41,7 @@ The following JPEG-LS options are not supported by the CharLS implementation. Mo
While technical possible all known JPEG-LS codecs put multi-component (color) images in a single scan
or in multiple scans, but not use a mix of these in one file.
* No support to encode\decode images with the height defined after the first scan (DNL marker).
* No support for JPEG-LS mapping tables.
* No support for JPEG-LS mapping tables (palette).
* No support for point transform.
Point transform is a lossly encoding mechanism and not used in lossless scenarios.