AWARE SYSTEMS
TIFF and LibTiff Mail List Archive

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1994.09.16 05:39 "TIFF ReferenceBlackWhite Field Versus Leffler's TIFF Software", by John M Davison
1994.09.16 07:05 "Re: TIFF ReferenceBlackWhite Field Versus Leffler's TIFF Software", by Fredrik Lundh
1994.09.16 07:25 "Re: TIFF ReferenceBlackWhite Field Versus Leffler's TIFF Software", by John M Davison
1994.09.16 08:03 "Re: TIFF ReferenceBlackWhite Field Versus Leffler's TIFF Software", by Fredrik Lundh
1994.09.16 17:47 "Re: TIFF ReferenceBlackWhite Field Versus Leffler's TIFF Software", by Sam Leffler
1994.09.16 07:18 "Re: TIFF ReferenceBlackWhite Field Versus Leffler's TIFF Software", by Karsten Spang
1994.09.16 17:43 "Re: TIFF ReferenceBlackWhite Field Versus Leffler's TIFF Software", by Sam Leffler

1994.09.16 17:47 "Re: TIFF ReferenceBlackWhite Field Versus Leffler's TIFF Software", by Sam Leffler

the spec explicitly says that the ReferenceBlackWhite tag is to be used with RGB and YCbCr images only. So if you find this tag in a file, SamplesPerPixel ought to be 3.

Is it so, then, that there can be no extra samples if the ReferenceBlackWhite tag is used? I am skeptical.

The colorimetry tags are not applied to extra samples.

    Sam