9 Receivers for receiving, encoding, decoding, transcoding, video processing, format conversion, transmission and distribution of live video streams and multimedia files; Transcoding devices for real-time codec and format conversion of live video streams and multimedia files; Multimedia receiver and transmitter of live video streams and multimedia files; Devices for streaming live video streams and multimedia files over local wireless networks; Gateways for receiving, decoding and distributing live video streams and multimedia files; Decoders; Digital audio and video servers; Audio-video receivers; Transmitter receivers; Downloadable software for receiving, encoding, decoding, transcoding, video processing, format conversion, transmission and distribution of live video streams and multimedia files; Computing and operating platforms consisting of software, hardware and gateways for receiving, encoding, decoding, transcoding, video processing, format converting, transmitting and distributing of live video streams and multimedia files; Downloadable software for enabling connections between online streaming sources and destinations; Downloadable computer network bridge and gateway software for low-latency dissemination of live video streams across multiple networks in the field of streaming and encoding media and video over the internet, global computer networks, telecommunications networks, television networks, corporate networks, and broadcasting networks; Downloadable software for centrally receiving digital audio, video and audio-visual content and to distribute or reroute the input to multiple destinations, notably to specific users, devices and network destinations, by determining which user, device and network destination will receive the digital audio, video and audio-visual content