(svn r18709) -Fix (r10227,FS#3464): Animation buffer for 32bpp-anim blitter was only validated during sprite blitting, other drawing operations didn't check it. Initial startup and window resize could therefore lead to crash.

src/video/sdl_v.cpp

@@ -251,6 +251,9 @@ static bool CreateMainSurface(uint w, uint h)
 	_screen.pitch = newscreen->pitch / (bpp / 8);
 	_screen.dst_ptr = newscreen->pixels;
 	_sdl_screen = newscreen;
+
+	BlitterFactoryBase::GetCurrentBlitter()->PostResize();
+
 	InitPalette();
 
 	snprintf(caption, sizeof(caption), "OpenTTD %s", _openttd_revision);