Patent ID: 8934533
Filing Date: 2015-01-13
Classification: G08B,H04N

Abstract:
1. A method of controlling a video surveillance display Simultaneously displaying video data from a plurality of video sources, the method comprising: receiving a plurality of MPEG video streams comprising video data in I-frames and P-frames from plurality of a video sources; receiving user input comprising a selected set of a plurality of streams selected from the plurality of MPEG video streams to be displayed simultaneously on a display; receiving user input comprising the format in which each stream in the selected set of the plurality of streams is to be displayed simultaneously on the display with at least one of the streams in the selected set of the plurality of streams being displayed in full-motion Video; receiving the selected set of a plurality of streams in an input buffer; processing the selected set of the plurality of streams according to the received user input concerning the format in which the selected set of the plurality of streams are to be displayed to generate signals for display on the display; determining if the processor is falling behind in processing the selected set of the plurality of streams; and automatically controlling the format of the plurality of streams in the selected set of the plurality of streams according to available system resources by changing the format of some of the plurality of streams in the selected set of the plurality of streams from full-motion video to a mode in which only the I-frames of the some of the plurality of streams are displayed if the processor is falling behind in processing the selected set of the plurality of streams without changing the format of a remainder of the plurality of streams in the selected set of the plurality of streams, such that at least one stream in the selected set of the plurality of streams continues to be displayed on the display using full-motion video while the some of the plurality of streams in the selected set of the plurality of streams are switched to being displayed on the display using only I-frames simultaneously with the at least one stream displayed on the display using full-motion video.