1. A method comprising: determining, by a computing device, a first number of text blocks in a first plurality of frames associated with a video asset; determining a second number of text blocks in a second plurality of frames associated with the video asset, wherein the second plurality of frames occurs, in the video asset, subsequent to the first plurality of frames; determining, based on a difference between the first number and the second number satisfying a threshold, that a credits portion of the video asset is occurring; and ending a recording of the video asset in response to the determining that the credits portion is occurring.