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Channel-Zero encoding, in video surveillance or NVR systems, is an option to configure the video recorder to stream a video feed composed of multiple camera views (channels) in one split-picture view.
AVCHD supports both standard definition (AVCHD-SD) and high definition (AVCHD 1080i) interlaced video. AVCHD 1080i is available on most AVCHD camcorders. For some models this is the only recording mode offered.
A pan-tilt-zoom camera can be controlled remotely via computer software, or manually by a person to recognize patterns and individuals. PTZ cameras can zoom in, pan widely in all directions, and tilt up and down utilizing servomotors to change the image captured.
In December 2012, Allwinner announced the availability of two ARM Cortex-A7 MPCore powered products, the dual-core Allwinner A20 and quad-core Allwinner A31. Production of the A31 started in September 2012 and end products, mostly high-end tablets from Chinese manufacturers, appeared on the market in early 2013, including the Onda V972.
Analog television encoding systems by nation: NTSC (green), SECAM (orange), and PAL (blue)NTSC (from National Television System Committee) is the first American standard for analog television, published and adopted in 1941. [1]
Mass surveillance in the People's Republic of China (PRC) is the network of monitoring systems used by the Chinese central government to monitor Chinese citizens.It is primarily conducted through the government, although corporate surveillance in connection with the Chinese government has been reported to occur.
G.711 is a narrowband audio codec originally designed for use in telephony that provides toll-quality audio at 64 kbit/s. It is an ITU-T standard (Recommendation) for audio encoding, titled Pulse code modulation (PCM) of voice frequencies released for use in 1972.
Digest access authentication is one of the agreed-upon methods a web server can use to negotiate credentials, such as username or password, with a user's web browser.This can be used to confirm the identity of a user before sending sensitive information, such as online banking transaction history.