the framebuffer is in RGB 565 format, so it has to be written out in that
format, there are a few
samples in the groups file area, and then a few posts in the archive covering
it.
>I want to write a camera image to the ts7800 frame buffer. I have the
> data stored in an unsigned char * array. I opened /dev/fb0, I used
> mmap to map it to memory and then I used memcpy to write the data.
> Should that work as long as I know the correct size of my data array?
> I guessed at the size right now and its not working correctly
> (displays garbage). I know the number of pixels of the image and the
> bands but mmap fails if I set the size to sizeof(unsigned char) *
> width * height * bands. I guess because its too large? Any ideas on
> how I to properly display the image? Thanks.
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