Technical Background

Technical Background: Technical Background: Systems: Analog TV Radio Data System (RDS) Digital TV (DTV) ATSC Standards DVB Standards DMB-T/H Standard ISDB Standards Modulation Schemes used for Analog & DTV MPEG-2 Standard DSM-CC Object Carousel Protocol DiSEqC Protocols Chipsets: Hardware Component Related: Sortable List of Chipset Vendors Anatomy of V4L-DVB devices Tuners Demodulators A/V Decoders Radio Decoder Chipsets GPIO pins I²C Protocol Hardware or Software Decoder? (MPEG) Hardware vs software encoders (MPEG) Remote Controller chipsets Interface chipsets

Developer Section: Developer Section: Repos: Git V4L-DVB development repository Mercurial V4L-DVB backport repository A list of LinuxTV hosted Git development repositories A list of LinuxTV hosted Mercurial development repositories Current git log Maintaining Git trees Using a git driver development tree Maintaining Mercurial (Hg) trees Kernel Driver Development: Linux kernel development documentation index Application Programming Interface (API): Linux Media Infrastructure API Drivers: Anatomy of a V4L driver Anatomy of a DVB driver How to add support for a device How to develop drivers for USB based devices General Information Regarding DVB via USB Reverse Engineering USB Webcams Hints for Refactoring Existing Drivers Submitting your work: Coding Style Invitation for Code Review How to submit patches Rules for submitting patches Linux Kernel patch submittal checklist Rules for submitting drivers Development miscellanea: Bus snooping/sniffing How to extract a firmware The DVB Decoder Challenge TODO - main tasks V4L framework progress Libv4l Progress Userspace Development: V4L2 Userspace Library