return true;
}
+ bool isTransparent = ( depth == COLOR_DEPTH_32 );
+
mColorDepth = depth;
mIsWindow = isWindowType;
configAttribs.PushBack( EGL_BLUE_SIZE );
configAttribs.PushBack( 8 );
- // In the previous code, there was a branch for ARM.
- // If there is an issue in only ARM, we need to check here again.
- configAttribs.PushBack( EGL_ALPHA_SIZE );
- configAttribs.PushBack( 8 );
+ if ( isTransparent )
+ {
+ configAttribs.PushBack( EGL_ALPHA_SIZE );
+#ifdef _ARCH_ARM_
+ // For underlay video playback, we also need to set the alpha value of the 24/32bit window.
+ configAttribs.PushBack( 8 );
+#else
+ // There is a bug in the desktop emulator
+ // setting EGL_ALPHA_SIZE to 8 results in eglChooseConfig failing
+ configAttribs.PushBack( 8 );
+#endif // _ARCH_ARM_
+ }
configAttribs.PushBack( EGL_DEPTH_SIZE );
configAttribs.PushBack( mDepthBufferRequired ? 24 : 0 );
}
#endif // DALI_PROFILE_UBUNTU
configAttribs.PushBack( EGL_NONE );
+
+ // Ensure number of configs is set to 1 as on some drivers,
+ // eglChooseConfig succeeds but does not actually create a proper configuration.
if ( ( eglChooseConfig( mEglDisplay, &(configAttribs[0]), &mEglConfig, 1, &numConfigs ) != EGL_TRUE ) ||
( numConfigs != 1 ) )
{