Kdenlive (;

acronym An acronym is a word or name formed from the initial components of a longer name or phrase. Acronyms are usually formed from the initial letters of words, as in ''NATO'' (''North Atlantic Treaty Organization''), but sometimes use syllables, as ...

for ''KDE

Non-Linear Video Editor Non-linear editing is a form of offline editing for audio, video, and image editing. In offline editing, the original content is not modified in the course of editing. In non-linear editing, edits are specified and modified by specialized sof ...

'') is a free and open-source

video editing software Video editing software, or a video editor is software used performing the post-production video editing of digital video sequences on a non-linear editing system. It has replaced traditional flatbed celluloid film editing tools and analog video ...

based on the MLT Framework,

KDE KDE is an international free software community that develops free and open-source software. As a central development hub, it provides tools and resources that allow collaborative work on this kind of software. Well-known products include the ...

and Qt. The project was started by Jason Wood in 2002, and is now maintained by a small team of developers. With the release of Kdenlive 15.04.0 in 2015 it became part of the official

KDE Projects KDE Projects are projects maintained by the KDE community, a group of people developing and advocating free software for everyday use, for example KDE Plasma and KDE Frameworks or applications such as Amarok, Krita or Digikam. There are also non ...

suite. Kdenlive packages are freely available for

Linux Linux ( or ) is a family of open-source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991, by Linus Torvalds. Linux is typically packaged as a Linux distribution, w ...

, FreeBSD, and Microsoft Windows. As a whole it is distributed under the GPL-3.0-or-later license, while parts of the source code are available under different licenses such as GPL-2.0-or-later and GPL-3.0-or-later.

History

The project was initially started by Jason Wood in 2002. The development of Kdenlive moved on from the

K Desktop Environment 3 K Desktop Environment 3 is the third series of releases of the K Desktop Environment (after that called ''KDE Software Compilation''). There are six major releases in this series. After the release of KDE 4, version 3.5 was forked into the Trinit ...

version (which wasn't originally made for MLT) to

KDE Platform 4 KDE Platform 4 was a collection of libraries and software frameworks by KDE that served as technological foundation for KDE Software Compilation 4 distributed under the GNU Lesser General Public License (LGPL). KDE Platform 4 was the successor t ...

, with an almost complete rewrite. This was completed with Kdenlive 0.7, released on 12 November 2008. Kdenlive 0.9.10 released on 1 October 2014 was the last KDE 4 release. Kdenlive started to plan a move into the

and its infrastructure in 2014. Port to

KDE Frameworks 5 KDE Frameworks is a collection of libraries and software frameworks readily available to any Qt-based software stacks or applications on multiple operating systems. Featuring frequently needed functionality solutions like hardware integration, fi ...

was finished with the release of 2015.04.0 as part of

KDE Applications 5 The KDE Gear (also known as the KDE Applications Bundle or KDE Applications) is a set of applications and supporting libraries that are developed by the KDE community, primarily used on Linux-based operating systems but mostly multiplatform, and ...

. The move to KDE is ongoing. In early 2017 the development team started working on a

refactoring In computer programming and software design, code refactoring is the process of restructuring existing computer code—changing the '' factoring''—without changing its external behavior. Refactoring is intended to improve the design, structu ...

of the program, and by June 2017 a first preview was available. By December 2017 the refactoring became the main focus of the development team with the release of the first usable preview. Release of the refactoring version was originally planned for August 2018 in the KDE 18.08 Applications release. The refactored version of Kdenlive was released on 22 April 2019 in the KDE 19.04 Applications release. On 20 September 2022, KDE began the first fundraising drive for Kdenlive, with the funds to be used to implement major features and bring Kdenlive up to the standards of more professional video editors. By 18 October 2022, the initial goal of €15,000 had been met.

Features

KDE's Kdenlive makes use of MLT, Frei0r effects,

SoX Sox most often refers to: * Boston Red Sox, an MLB team * Chicago White Sox, an MLB team * An alternate spelling of socks Sox may also refer to: Places * SOX, Sogamoso Airport's IATA airport code, an airport in Colombia Computing and technolo ...

and LADSPA libraries. Kdenlive supports all of the formats supported by

FFmpeg FFmpeg is a free and open-source software project consisting of a suite of libraries and programs for handling video, audio, and other multimedia files and streams. At its core is the command-line ffmpeg tool itself, designed for processing of vid ...

libav Libav is an abandoned free software project, forked from FFmpeg in 2011, that contains libraries and programs for handling multimedia data. History Fork from FFmpeg The Libav project was a fork of the FFmpeg project. It was announced on M ...

(such as QuickTime, AVI,

WMV Windows Media Video (WMV) is a series of video codecs and their corresponding video coding formats developed by Microsoft. It is part of the Windows Media framework. WMV consists of three distinct codecs: The original video compression technology ...

MPEG The Moving Picture Experts Group (MPEG) is an alliance of working groups established jointly by ISO and IEC that sets standards for media coding, including compression coding of audio, video, graphics, and genomic data; and transmission and f ...

, and

Flash Video Flash Video is a container file format used to deliver digital video content (e.g., TV shows, movies, etc.) over the Internet using Adobe Flash Player version 6 and newer. Flash Video content may also be embedded within SWF files. There ar ...

, among others), and also supports 4:3 and 16:9 aspect ratios for both

PAL Phase Alternating Line (PAL) is a colour encoding system for analogue television. It was one of three major analogue colour television standards, the others being NTSC and SECAM. In most countries it was broadcast at 625 lines, 50 fields (25 ...

NTSC The first American standard for analog television broadcast was developed by National Television System Committee (NTSC)National Television System Committee (1951–1953), Report and Reports of Panel No. 11, 11-A, 12–19, with Some supplement ...

and various HD standards, including

HDV HDV is a format for recording of high-definition video on DV cassette tape. The format was originally developed by JVC and supported by Sony, Canon, and Sharp. The four companies formed the HDV Consortium in September 2003. Conceived as an af ...

and

AVCHD AVCHD (Advanced Video Coding High Definition) is a file-based format for the digital recording and playback of high-definition video. It is H.264 and Dolby AC-3 packaged into the MPEG transport stream, with a set of constraints designed around t ...

. Video can also be exported to DV devices, or written to a

DVD The DVD (common abbreviation for Digital Video Disc or Digital Versatile Disc) is a digital optical disc data storage format. It was invented and developed in 1995 and first released on November 1, 1996, in Japan. The medium can store any kind ...

with chapters and a simple menu. * Multi-track editing with a timeline and supports an unlimited number of video and audio tracks. * A built-in title editor and tools to create, move, crop and delete video clips, audio clips, text clips and image clips. * Ability to add custom

effects Effect may refer to: * A result or change of something ** List of effects ** Cause and effect, an idiom describing causality Pharmacy and pharmacology * Drug effect, a change resulting from the administration of a drug ** Therapeutic effect, a ...

and transitions. * A wide range of effects and transitions.

Audio signal processing Audio signal processing is a subfield of signal processing that is concerned with the electronic manipulation of audio signals. Audio signals are electronic representations of sound waves— longitudinal waves which travel through air, consist ...

capabilities include normalization, phase and pitch shifting, limiting, volume adjustment, reverb and equalization filters as well as others.

Visual effects Visual effects (sometimes abbreviated VFX) is the process by which imagery is created or manipulated outside the context of a live-action shot in filmmaking and video production. The integration of live-action footage and other live-action foota ...

include options for masking, blue-screen, distortions, rotations, colour tools, blurring, obscuring and others. * Configurable

keyboard shortcut computing, a keyboard shortcut also known as hotkey is a series of one or several keys to quickly invoke a software program or perform a preprogrammed action. This action may be part of the standard functionality of the operating system or ...

s and interface layouts. * Rendering is done using a separate non-blocking

process A process is a series or set of activities that interact to produce a result; it may occur once-only or be recurrent or periodic. Things called a process include: Business and management *Business process, activities that produce a specific se ...

so it can be stopped, paused and restarted. * Kdenlive also provides a script called the Kdenlive Builder Wizard (KBW) that compiles the latest developer version of the software and its main dependencies from source, to allow users to try to test new features and report problems on the bug tracker. * Project files are stored in

XML Extensible Markup Language (XML) is a markup language and file format for storing, transmitting, and reconstructing arbitrary data. It defines a set of rules for encoding documents in a format that is both human-readable and machine-readable ...

format. * An archiving feature allows

exporting International trade is the exchange of capital, goods, and services across international borders or territories because there is a need or want of goods or services. (see: World economy) In most countries, such trade represents a significant ...

a project among all assets into a single folder or compressed archive. *Built-in audio mixer

References

External links

* {{Video editors Free and open-source video-editing software KDE Applications Software that uses FFmpeg Video editing software Video software that uses Qt Video editing software for Linux Video editing software for Windows

History

Features

See also

References

External links