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TIFF and LibTiff Mail List Archive

Thread

2007.08.28 15:47 "[Tiff] Bits/sample must be 1 for Group 3/4 encoding/decoding", by Paul Smith
2007.08.28 16:22 "Re: [Tiff] Bits/sample must be 1 for Group 3/4 encoding/decoding", by Toby Thain
2007.08.28 16:50 "Re: [Tiff] Bits/sample must be 1 for Group 3/4 encoding/decoding", by Paul Smith
2007.08.28 17:12 "Re: [Tiff] Bits/sample must be 1 for Group 3/4 encoding/decoding", by Toby Thain
2007.08.28 18:27 "Re: [Tiff] Bits/sample must be 1 for Group 3/4 encoding/decoding", by Paul Smith
2007.08.29 09:59 "Re: [Tiff] Bits/sample must be 1 for Group 3/4 encoding/decoding", by Gerben Vos

2007.08.29 09:59 "Re: [Tiff] Bits/sample must be 1 for Group 3/4 encoding/decoding", by Gerben Vos

$ ppm2tiff -c g4 pag-160.ppm lixo.tif lixo.tif: Bits/sample must be 1 for Group 3/4 encoding/decoding.

$

You're forcing ppm2tiff to use G4 encoding, which can only be done with black-and-white images. Remove the "-c g4" from your command line.

Gerben Vos.