sequence header
In MPEG encoding, a sequence header is placed before one or more groups of pictures and contains encoding and displaying parameters. To allow for better access and editing, many people place a sequence header after every GOP. Fewer sequence headers result in a smaller file in the final output.
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- sequenced packet protocol
Abbreviated as SPP, a networking protocol that provides reliable transport of packets with flow control in environments where multiple transport connections are established. SPP uses destination ID reference numbers to identify the target end of a transport connection; sequence numbers to keep transmitted packets in the order in which they were sent; and acknowledge numbers […]
- sequential access
)Refers to reading or writing data records in sequential order, that is, one record after the other. To read record 10, for example, you would first need to read records 1 through 9. This differs from random access, in which you can read and write records in any order. Some programming languages and operating systems […]
- serial
One by one. Serial data transfer refers to transmitting data one bit at a time. The opposite of serial is parallel, in which several bits are transmitted concurrently.
- serial mouse
A mouse that connects to a computer via a serial port. The other common type of mouse is a PS/2 mouse, which plugs into a PS/2 mouse port.
- SPI
(1) Short for Serial Peripheral Interface, a full-duplex synchronous serial interface for connecting low-/medium-bandwidth external devices using four wires. SPI devices communicate using a master/slave relationship over two data lines and two control lines: Master Out Slave In (MOSI): supplies the output data from the master to the inputs of the slaves. Master In Slave […]