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December 2003
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2003.12.04 21:22 "Double Precision TIFF images", by Frank Warmerdam
Antonio Scuri wrote: > > Frank, > > Could you check that image? The Photometric is BlackIsZero, but I > guess it should be RGB. > > It is interesting that BitsPerSample and SampleFormat have 3 values, > and the file size is also compatible with a RGB double image. Antonio, You are correct that the photometric interpretation is set wrong. It should be RGB. However, MINISBLACK is also a legitimate photometric interpretation for multi-sample files ... it just obscures how the samples can be treated in combination to form colors. Best regards, -- ---------------------------------------+-------------------------------------- I set the clouds in motion - turn up | Frank Warmerdam, warmerdam@pobox.com light and sound - activate the windows | http://pobox.com/~warmerdam and watch the world go round - Rush | Geospatial Programmer for Rent