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August 2008
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2008.08.27 16:03 "Re: re[Tiff] ad/write multi-band tiff image", by <daviszhu@yahoo.com>
Frank Warmerdam-2 wrote: > > Davis wrote: >> Hi, >> >> I am new to the tiff library and this list. I know that handling >> multiband >> (>3) tiff image was a topic discussed long time ago. Does anybody have >> some >> source code would like to share, or know where to find it? > > "Davis, > > Was there a specific question you had with more-than-three-band TIFF > images? > I work with them routinely so there is no particular problem, though of > course > they don't work well with the RGBA "imaging" interface." > > ***************************************** > > My questions here is similar to the 2nd one. I am looking for a function > that is able to read a multi-band TIFF image from file, no matter how the > data is organized in the file. There are some functions I found in the > TIFF package, but usually they do not handle all the cases (datatype, > interleaving, compression, etc), especially for multi-band image. The > function I want would be something like: > > TIFFRead(tifffile, buffer[]); > > >> I am also >> wondering if there is any function similar to TIFFRGBAImageGet, that will >> get a small part of the image in a given window, no matter what kind of >> data >> organization (strip or tile), compressed or not for the image underlying? >> Your kind help is sincerely appreciated. > > "I do not believe such a thing exists in libtiff, but there are higher > level libraries, such as GDAL (http://www.gdal.org) that do abstract the > interface to TIFF files in such a way." > > ***************************************** > > Thanks. I am looking into GDAL. Could you kindly point out which file I > should read? Thanks. > > -- > ---------------------------------------+-------------------------------------- > 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 > > _______________________________________________ > Tiff mailing list: Tiff@lists.maptools.org > http://lists.maptools.org/mailman/listinfo/tiff > http://www.remotesensing.org/libtiff/ > > -- View this message in context: http://www.nabble.com/read-write-multi-band-tiff-image-tp19172978p19184160.html Sent from the Tiff / LibTiff mailing list archive at Nabble.com.