Whenever somebody says, "I'm not trying to diss, but.." they absolutely are trying to diss...
In the latest issue of Vanity Fair Jaleel White says,
I don’t want to sound like I’m dissing Tyler Perry, but making three or four episodes [of House of Payne] in one week is not the same in terms of production value of what we did [with Family Matters], one a week. …More power to him, but it might as well be YouTube videos.