H.263 is avideo compression standard initially made as a low-bit rate compressed format for videoconferencing. It was created by the ITU-T Video Coding Experts Group (VCEG) in a venture finishing in 1995/1996 as one individual from the H.26x group of video coding measures in the space of the ITU-T, and it was later extended to include different extra upgraded features in 1998 and 2000.
It has been generally embraced as the standard for video streaming over mobile networks.
Standard picture sizes determined by H.263 incorporate SQCIF (128 x 96 pixels), QCIF (176 x 144), and CIF (352 x 288) resolutions.
H.263 handles just the visual piece of a video stream, the sound is encoded utilizing sound encoders.