Ramesh, Instead of 'pasting' a part of your code, could you attach your entire .cpp file along with the main() function and stuff?
On Tue, Feb 22, 2011 at 9:49 AM, user gdal <userofg...@gmail.com> wrote: > Dear Sir, > Thanks a lot for reply about zero pixel values when I attempted to > write into an output image file. Though I pasted the code I wrote for > programmatically 'copying' the image, once again I am pasting the same > below. > > Q. "One thing I notice about your code is that you only appear to read > and write the first scanline of the image. Is this intentional?" > > Ans. No. I want to copy the whole image. Please see the function > ReadNWrite(...). Am I reading only the first scanline? Oh my God! In > the syntax of the function RasterIO of GDALDataset, it seems there is > no parameter with scanline number. Can you please solve the problem > for me. Before call of the function ReadNWrite, I wanted to 'prepare' > the output image (see the function CreateOutputImg). The problem > should be in the functions CreateOutputImg, ReadNWrite, Read and > Write. > > Another worry is projection information, which I wanted to put in > CreateOutputImg. I am sure there are some serious shortcomings in my > attempt. How to set that correctly? > > Q. "For the purposes of asking a question of the list it would be helpful > if > you could boil your program down to a minimum example including all the > essentials. It will require extra work on your part, but will make it > much easier for the many members of the list who might want to skim > through the code to see if they have suggestions". > > Ans. I have made some more effort to make my difficulty more specific. > Now I request all of you to kindly solve it and if possible, post in > the website. > > Thanks once again. > > Yours sincerely, > Ramesh > > > > The class's destructor closes the output dataset ("outds") using GDALClose. > > Ramesh > > ------------------------------------------------------------------------------------------------------------------------- > _______________________________________________ > gdal-dev mailing list > gdal-dev@lists.osgeo.org > http://lists.osgeo.org/mailman/listinfo/gdal-dev > -- Best regards, Chaitanya kumar CH. /tʃaɪθənjə/ /kʊmɑr/ +91-9494447584 17.2416N 80.1426E
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