glReadPixels generates OUT_OF_MEMORY error

Hi. Usually, I use render-to-texture technique to process the image. However, recently, I need to read the contents to the system memory. So, I tried to use glReadPixels as follows: GLubyte pixels[256...
find alternatives for glReadPixels

I am working on mali400-mp2， and I tried to create a pixmap suface based on a fbdev_pixmap. when I finished rendering, I can get the correct result with glReadPixels, but the data field of fbdev pixmap...
find alternatives for glReadPixels

I am working on mali400-mp2， and I tried to create a pixmap suface based on a fbdev_pixmap. when I finished rendering, I can get the correct result with glReadPixels, but the data field of fbdev pixmap...
glReadPixels generates OUT_OF_MEMORY error

Hi. Usually, I use render-to-texture technique to process the image. However, recently, I need to read the contents to the system memory. So, I tried to use glReadPixels as follows: GLubyte pixels[256...
Mali-400 MP2 glReadPixels alternatives

Hello everyone, I'm working on ZynqMP platform with Mali-400 MP2. I configured headless-EGL backend to render offscreen. I'm using eglCreatePbufferSurface to initialize egl surface, then I render to...