External DMA to gpu
Dirk Eibach
dirk.eibach at googlemail.com
Tue Oct 2 13:06:14 UTC 2018
Hi Pekka,
I finally got everything working. I am using gbm_bo_create() and
gbm_bo_get_fd() to get a buffer that is filled by my grabber. Then I
use eglCreateImageKHR() and glEGLImageTargetTexture2DOES() to display
it.
My only problem left is that glEGLImageTargetTexture2DOES() does only
accept ARGB8888 and not RGB888, which means I have to waste a lot of
PCIe bandwidth. Any ideas how to get around this? Or what would be a
more appropriate place to post this question?
Cheers
Dirk
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