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BFrames – what are they
Resource Video compression picture types (Wikipedia) http://en.wikipedia.org/wiki/B_frames Description There are three types of pictures (or frames) used in video compression: I‑frames, P‑frames, and B‑frames. An I‑frame is an ‘Intra-coded picture’, in effect a fully-specified picture, like a conventional static image file. P‑frames and B‑frames hold only part of the image information, so they need less… read more…