Closed captioning (CC) and subtitling are both processes of displaying text on a television, video screen, or other visual display to provide additional or interpretive information. Both are typically used as a transcription of the audio portion of a program as it occurs, sometimes including descriptions of non-speech elements. Other uses have included providing a textual alternative language translation of a presentation's primary audio language that is usually burned-in to the video and unselectable.
gedit is the default text editor of the GNOME desktop environment and part of the GNOME Core Applications. Designed as a general-purpose text editor, gedit emphasizes simplicity and ease of use, with a clean and simple GUI, according to the philosophy of the GNOME project. It includes tools for editing source code and structured text such as markup languages.
Cinelerra is a video editing and composition program designed for Linux. It is free software distributed under the open source GNU General Public License. In addition to editing, it supports advanced composition operations such as keying and mattes, including a title generator, many effects to edit video and audio, keyframe automation, and many other professional functions depending on the variant. It processes audio in 64 floating-point form. Video is processed in RGBA or YUVA color spaces, in 16-bit integer or floating-point form. It is resolution and image refresh rate independent. The GG variant supports up to 8K video, and can also create DVDs and Blu-rays.
VLC media player is a free and open-source, portable, cross-platform media player software and streaming media server developed by the VideoLAN project. VLC is available for desktop operating systems and mobile platforms, such as Android, iOS and iPadOS. VLC is also available on digital distribution platforms such as Apple's App Store, Google Play, and Microsoft Store.
The following comparison of video players compares general and technical information for notable software media player programs.
ffdshow is an open-source unmaintained codec library that is mainly used for decoding of video in the MPEG-4 ASP and H.264/MPEG-4 AVC video formats, but it supports numerous other video and audio formats as well. It is free software released under GNU General Public License 2.0, runs on Windows, and is implemented as a Video for Windows (VFW) codec and a DirectShow filter.
LiVES is a free video editing software and VJ tool, released under the GNU General Public License version 3 or later. There are binary versions available for most popular Linux distributions. There are also ports for BSD, and it will run under Solaris and IRIX. It has been compiled under OS X Leopard, but not thoroughly tested on that platform. In early 2019, a version for Microsoft Windows was announced, with a release slated for in the second half of 2019.
Avidemux is a free and open-source software application for non-linear video editing and transcoding multimedia files. The developers intend it as "a simple tool for simple video processing tasks" and to allow users "to do elementary things in a very straightforward way". It is written in C++ and uses Qt for its graphical user interface, and FFmpeg for its multimedia functions. Starting with version 2.4, Avidemux also offers a command-line interface, and since version 2.6, the original GTK port has not been maintained and is now discontinued.
SubRip is a free software program for Microsoft Windows which extracts subtitles and their timings from various video formats to a text file. It is released under the GNU GPL. Its subtitle format's file extension is .srt and is widely supported. Each .srt file is a human-readable file format where the subtitles are stored sequentially along with the timing information. Most subtitles distributed on the Internet are in this format.
SubStation Alpha, abbreviated SSA, is a subtitle file format created by CS Low that allows for more advanced subtitles than the conventional SRT and similar formats. It is also the name of the popular, now discontinued tool used to edit subtitles.
Banshee was a cross-platform open-source media player, called Sonance until 2005. Built upon Mono and Gtk#, it used the GStreamer multimedia platform for encoding, and decoding various media formats, including Ogg Vorbis, MP3 and FLAC. Banshee can play and import audio CDs and supports many portable media players, including Apple's iPod, Android devices and Creative's ZEN players. Other features include Last.fm integration, album artwork fetching, smart playlists and podcast support. Banshee is released under the terms of the MIT License. Stable versions are available for many Linux distributions, as well as a beta preview for OS X and an alpha preview for Windows.
Universal Subtitle Format (USF) was a CoreCodec project that attempted to create a clean, documented, powerful and easy to use subtitle file format. It is based on XML for flexibility, unicode support, hierarchical system, and ease of administration.
Thoggen is a DVD ripper for Linux within the GNOME project. It is based on GStreamer and GTK+. Thoggen can back up DVDs by re-encoding them using the Ogg Theora video codec.
DVD Flick is an open source DVD authoring application for Windows developed by Dennis Meuwissen and released under the GNU General Public License. DVD Flick is capable of importing audio tracks, video files and subtitles, composing a DVD-Video movie and burning it to a disc – or creating an ISO image for later burning.
Aegisub is a subtitle editing app. It is the main tool of fansubbing, the practice of creating or translating unofficial subtitles for visual media by fans. It is the successor of the original SubStation Alpha and Sabbu.
OpenShot Video Editor is a free and open-source video editor for Windows, macOS, Linux, and Chrome OS. The project started in August 2008 by Jonathan Thomas, with the objective of providing a stable, free, and friendly to use video editor.
A subtitle editor is a type of software used to create and edit subtitles to be superimposed over, and synchronized with, video. Such editors usually provide video preview, easy entering/editing of text, start, and end times, and control over text formatting and positioning. Subtitle editors are available as standalone applications, as components of many video editing software suites, and as web applications.
GNOME Videos, formerly known as Totem, is a media player for the GNOME computer desktop environment. GNOME Videos uses the Clutter and GTK+ toolkits. It is officially included in GNOME starting from version 2.10, but de facto it was already included in most GNOME environments. Totem utilizes the GStreamer framework for playback, though until version 2.27.1, it could alternatively be configured to use the Xine libraries instead of GStreamer.
Subtitle Edit is a free and open-source subtitle editor to create, edit, adjust or synchronize subtitles for videos.
