Thread

2022.04.23 19:59 "[Tiff] questions about LAB encoded TIFF", by Sylvain Ard

2022.04.27 11:49 "Re: [Tiff] questions about LAB encoded TIFF", by Sylvain Ard

2022.04.27 12:05 "Re: [Tiff] questions about LAB encoded TIFF", by John

2022.04.27 12:07 "Re: [Tiff] questions about LAB encoded TIFF", by Sylvain Ard

2022.04.27 12:50 "Re: [Tiff] questions about LAB encoded TIFF", by John

2022.04.27 13:21 "Re: [Tiff] questions about LAB encoded TIFF", by Sylvain Ard

2022.04.28 12:08 "Re: [Tiff] questions about LAB encoded TIFF", by Sylvain Ard

2022.04.27 12:40 "Re: [Tiff] questions about LAB encoded TIFF", by Joris Van Damme

2022.04.27 12:50 "Re: [Tiff] questions about LAB encoded TIFF", by John

Just check bitspersample. You can fetch the decoded pixels from the file in the usual way, for example with TIFFReadScanline().