====== G JACK Transport ======

gjacktransport is a standalone application that provides access to the [[wp>JACK_Audio_Connection_Kit|jack audio connection kit]]'s, [[http://jackaudio.org/|JACK]] transport mechanism via a dynamic graphical slider.

in other words: this software allows to seek Audio/Video media files when they are played along jack transport.
Intended for audio-engineers or A/V editors that work with [[http://ardour.org/|arodour]], [[http://eca.cx/ecasound/|ecasound]], [[http://www.hydrogen-music.org/|hydrogen]] and/or [[oss:xjadeo:xjadeo|xjadeo]],..

Additionally it provides 'gjackclock'. A "Big Clock" display for jack-transport. 
===== Screenshots =====
{{oss:gjt:screenshot1.png?230x206  |gjacktransport, qjackctrl and xjadeo}}

{{oss:gjt:screenshot2.png?489x206  |3 gjacktransports}}

{{:oss:gjt:screenshot3a.png?230 |}}

{{:oss:gjt:screenshot3.png?180 |}}

===== Download =====
  * [[http://rg42.org/gitweb/?p=gjacktransport.git|git developer access]]
  * [[http://gjacktransport.git.sourceforge.net/git/gitweb.cgi?p=gjacktransport/gjacktransport|SF git browse]]
  * [[http://sourceforge.net/projects/gjacktransport/files/gjacktransport/|Sourceforge TGZ]]

===== Build and Install =====
prerequisites:
  * [[http://www.gtk.org/|gtk+]]
  * [[http://jackaudio.org/|libjack-dev]]
  * [[http://savannah.nongnu.org/projects/lash|liblash-dev]] (optional)

compile from tar.gz release:
  tar tzf .../gjacktransport-?.?.?.tgz 
  cd gjacktransport-*
  ./configure && make
  sudo make install

to get and compile from SCM:
  git clone git://gjacktransport.git.sourceforge.net/gitroot/gjacktransport/gjacktransport
  cd gjacktransport
  #git pull 
  ./autogen.sh && make
  sudo make install
  
Contact [[http://sourceforge.net/projects/gjacktransport/support|Support]] for feeback, bug-reports and suggestions. 

===== Features =====
  * [dynamic|bidir|touchable] slider to control jack-transport
  * jack connect/disconnect
  * set slider start and end points in various units
  * local-memory: remember start/end points
  * auto-zoom and reposition slider
  * LASH support
  * Configurable keybindings to control transport state.

===== missing features =====
  * dynamic create/name memory-presets.
  * .rc for non LASH users.
  * documentation, remaining FIXME's and TODO in the source
  * SMPTE / static video-fps (get fps info from jack time master)

====== References ======
see also:
  * http://ardour.org JACK's digital audio workstation
  * [[sf>xjadeo]] jack transport aware video player
  * [[http://eca.cx/ecasound/|ecasound]] - command line audio toolkit that supports jack transport
  * [[sf>gjacktransport|gjacktransport - Souceforge Project Site]]

{{tag>FLOSS JACK MUSIX}}