Disable EGL renderer on RPi due to very poor performance

This commit is contained in:
Cameron Gutman 2022-05-23 23:05:07 -05:00
parent 1ec1f5d3be
commit f99f1f6441

View file

@ -984,6 +984,17 @@ bool EGLRenderer::testRenderFrame(AVFrame* frame)
{
EGLImage imgs[EGL_MAX_PLANES];
#ifdef HAVE_MMAL
// EGL rendering is so slow on the Raspberry Pi that we should basically
// never use it. It is suitable for 1080p 30 FPS on a good day, and much
// much less than that if you decide to do something crazy like stream
// in full-screen. It's nice that it at least works now on Bullseye, but
// it's so slow that we actually wish it didn't.
if (qgetenv("RPI_ALLOW_EGL_RENDER") != "1") {
return false;
}
#endif
// Make sure we can get working EGLImages from the backend renderer.
// Some devices (Raspberry Pi) will happily decode into DRM formats that
// its own GL implementation won't accept in eglCreateImage().