“The interval between two I-frames (intra-coded frames) in a compressed video stream is called the Group of Pictures (GOP). The GOP defines how many frames are between full image frames and is a key concept in video compression.”
— Axis Communications Academy, Network Video Fundamentals, 2022
“A GOP (Group of Pictures) consists of one I-frame followed by a series of P-frames and B-frames, until the next I-frame appears.”
— Axis Web Article: Video Compression
[References:, , Axis Communications Academy, Network Video Fundamentals, 2022 (p. 58), , Axis Web Article: Video Compression, , ]
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