Video decoding and encoding can run simultaneously. The V76 was designed to improve video encoding and decoding performance. There are four codes of the Encoding/Decoding Model of Communication. Several algorithms exist for decoding convolutional codes. The padding would be added before encoding and stripped after decoding. The forward algorithm is one of the algorithms used to solve the decoding problem. Radway's audience research worked off of Hall's theory of encoding/decoding. The various services are proprietary signals, requiring specialized hardware for decoding and playback. There are many algorithms for decoding BCH codes. This might be compensated by savings in instruction cache and memory and instruction decoding circuits. Carson served as a communications officer in charge of decoding encrypted messages. In 2012 strace also gained support for path tracing and file descriptor path decoding. Wireless channels severely suffer from fading phenomena, which causes unreliability in data decoding. Another form of incremental decoding is progressive scan. She is also proficient at translating and decoding ancient languages and runic magic.