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libdvdcss (or libdvdcss2 in some repositories) is a free and open-source software library for accessing and unscrambling DVDs encrypted with the Content Scramble System (CSS). libdvdcss is part of the VideoLAN project and is used by VLC media player and other DVD player software packages, such as Ogle, xine-based players, and MPlayer.
The library is used in VLC media player and is able to decode DTS audio tracks from DVDs. It can also decode DTS files (.dts) directly, as well as DTS-WAV files (.wav). libdca is able to decode DTS-ES streams as well, however can only decode the standard 6 channels as the additional "Extended Surround" extensions (for Matrix and 6.1 Discrete ...
The popular MPV, xine and VLC media players use it as their main, built-in decoding engine that enables playback of many audio and video formats on all supported platforms. It is also used by the ffdshow tryouts decoder as its primary decoding library. libavcodec is also used in video editing and transcoding applications like Avidemux ...
The LGPL-licensed libavcodec by FFmpeg includes an H.264 decoder. It can decode Main Profile and High Profile video. It is used in many programs like in the free VLC media player and MPlayer multimedia players. FFmpeg can also optionally (set at build time) link to the x264 library to encode H.264.
VideoLAN dav1d – An AV1 decoder for decoding videos with AV1 codec; Xiph.Org rav1e – An AV1 encoder written in Rust; Google libgav1 – An AV1 decoder by Google; xvc – An open source video codec, aiming to compete with h.265 and AV1. The reference implementation is released under the LGPL 2.1 and currently available in version 2.0 (as of ...
FFmpeg also includes other tools: ffplay, a simple media player, and ffprobe, a command-line tool to display media information. Among included libraries are libavcodec , an audio/video codec library used by many commercial and free software products, libavformat (Lavf), [ 8 ] an audio/video container mux and demux library, and libavfilter, a ...
In order to decrypt a DVD-Video, the player reads the disc-key-block and uses its player-key to decrypt the disc-key. Thereafter, the player reads the title-keys and decrypts them with the disc-key. A different title-key can be assigned for the Video Manager and for each Video Title Set. The title-keys are used to decrypt the encrypted Packs. [5]
It is an extension to VOB. It can contain video encoded in H.264/MPEG-4 AVC, VC-1, or H.262/MPEG-2 Part 2 and audio encoded in AC-3, E-AC-3, Dolby TrueHD, DTS, DTS-HD, PCM, and MPEG-2 Part 3. Some software that can play EVO files include PowerDVD, WinDVD for Windows, FFmpeg for Linux (unprotected EVO only), and the cross platform VLC Player.