On Mon, Jun 6, 2016 at 10:51 AM, Mateusz Loskot <[email protected]> wrote:
> On 6 June 2016 at 10:45, Pol Monsó Purtí <[email protected]> wrote: > > > > In my case I have a std::vector<GByte*> of the 3 bands, where the > GByte* are > > allocated in the heap with new GByte[width*height]. > > I guess that won't work > > because the three bands have to be one single memory chunk, am I right? > > vector allocates is single continuous block of memory. > ...or I don't understand the problem. > The std::vector has 3 GByte* elements. The three pointers will reside contiguous, but the memory they are pointing to (containing the R,G and B data) don't necessarily have to be. I guess BANDS=3 makes the bands contiguous in memory > > > I guess the only solution is to switch to single band float and merge > rgb to > > float. I'd prefer not having to refactor the rest of the code. Is it > > possible to have a different address for each band? > > I might not know all GDAL tricks, but I don't think it is possible. > > Best regards, > -- > Mateusz Loskot, http://mateusz.loskot.net >
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