[gdal-dev] Fwd: How to reuse memory pointer of GDAL Memory driver

[Mateusz Loskot]

On 6 June 2016 at 10:45, Pol Monsó Purtí <lluna.nova at gmail.com> 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.

> 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