Automated program promotion detection in a video streaming system

Systems, devices and processes are provided to facilitate video streaming. The various embodiments facilitate the detection of program promotions in a video stream, where program promotions include commercial content that advertises future programs. In general, the embodiments facilitate the detection of program promotions in a video stream through the use of automated process monitors the video stream and determines that a content block is a program promotion when that content block meets a defined set of criteria. This set of criteria can include criteria such as time adjacency, timespan, audio, video and textual factors, and when the content was previously first detected. In such embodiments the ability to detect program promotions using the set of criteria facilitates the replacement of these program promotions with other, potentially more valuable, content.