public static Bitmap createBitmapFromGLSurface(int x, int y, int w, int h, int glHeight) throws OutOfMemoryError { int bitmapBuffer[] = new int[w * h]; int bitmapSource[] = new int[w * h]; IntBuffer intBuffer = IntBuffer.wrap(bitmapBuffer); intBuffer.position(0); try { GLES11.glReadPixels(x, glHeight - h - y, w, h, GL10.GL_RGBA, GL10.GL_UNSIGNED_BYTE, intBuffer); int offset1, offset2; for (int i = 0; i < h; i++) { offset1 = i * w; offset2 = (h - i - 1) * w; for (int j = 0; j < w; j++) { int texturePixel = bitmapBuffer[offset1 + j]; int blue = (texturePixel >> 16) & 0xff; int red = (texturePixel << 16) & 0x00ff0000; int pixel = (texturePixel & 0xff00ff00) | red | blue; bitmapSource[offset2 + j] = pixel; } } } catch (GLException e) { return null; } return Bitmap.createBitmap(bitmapSource, w, h, Bitmap.Config.ARGB_8888); } }