====== Ardour3 - VideoTimeline ======
~~SLIDESHOW~~
~~DRAFT~~

Robin Gareus\\

linuxaudio.org\\
CiTu, Université Paris\\

===== Outline =====
  * Introduction to Ardour
  * JACK-Transport & video-sync
  * News in A3
  * Video-timeline & Monitor
  * ''A3'' video-integration & ''icsd''
  * Video file import & A/V export
  * Advanced settings
  * Demonstration & examples

===== Ardour =====
{{ :oss:xjadeo:nab_07_staging_24.jpg?650}}

http://ardour.org \\

**D**igital **A**udio **W**orkstation
  * record
  * edit
  * mix / master
  * collaborate

----

Ardour is available for OS X, Linux, (Win32 planned) and there are also commercial spinoffs:
  * Mixbus® : Ardour + Harrison
  * SAE customized version

===== Ardour Screenshot 1/3 =====
{{ :wiki:ardour:ardour-2.5.png?940 }}
===== Ardour Screenshot 2/3 =====
{{ :wiki:ardour:ardour_au.png?650 }}
===== Ardour Screenshot 3/3 =====
{{ :wiki:ardour:mixbus_osx_new.png?650 }}

===== Some of Ardour's Features =====
  * Unlimited audio tracks and buses
  * Non-destructive, non-linear editing with unlimited undo
  * Anything-to-anywhere signal routing
  * Unlimited pre- and post-fader plugins
  * MIDI CC control with 1 click
  * MIDI Timecode (MTC) Master or Slave
  * Released under the GPL
  * Open XML session file format
  * No copy-protection

===== JACK Transport 1/3 =====
Q: What is JACK-Transport?

A: JACK-Transport provides a mechanism for starting, stopping and repositioning a **set** of clients.

IOW. Inter-Application synchronization.

IYOW: The Play/Pause/Skip Buttons in ''QJackCTL''. :)

===== JACK Transport 2/3 =====
{{ :wiki:ardour:5-rosegarden-hydrogen-jack-sync.png?600 }}
===== JACK Transport 3/3 =====
JACK-transport provides:
  * sample-level accuracy
  * SMPTE timecode
  * Timebase Master: count bar, beats, frames, etc.

But it does **not** support:   
  * variable speed
  * reverse play
  * looping

----

Netjack supports JACK-transport and can be used to sync remote machines over a network.

===== JACK-transport & A/V sync =====
Jack-transport SMPTE can be used to sync video.
{{ :wiki:ardour:xjadeo_ardour2_mtc.jpg?600}}
  * xjadeo
  * blender
  * open-movie-editor
  * lives 
  * ...

===== some Ardour3 News =====
Note: Ardour3 is **not** yet released!
  * MIDI Tracks & JACK MIDI
  * new Export Dialog (multichannel, presets)
  * overhauled Mixer (new panning, solo/mute, plugin GUI)
  * Route groups
  * ...
  * video integration (3.1 ?)

===== Ardour3 VTL =====
VTL: Easily accessible video-track and video-monitor. 

{{ :wiki:a3vtl3.png?600 }}
===== Ardour3 VTL Features 1/2 =====

  * video import
    * save file with session, optionally: extract & import audio from video, scale or transcode video.
  * frame-accurate video-timeline 
    * display continuous timeline of video-frames according to current zoom-level
    * read-only: no video editing
    * currently: one video-track only
    * customizable timeline-height
  * video-monitor window
    *  full-screen or windowed mode, letterbox, timecode OSD

===== Ardour3 VTL Features 2/2 =====
  * video-export dialog
    *  allow to master movies directly muxing A/V from ardour.
  * session-management
    *  remember monitor window settings, retain timeline preferences, etc.
  * verified video-frame accuracy
    * tested with 23.976, 24, 24.976, 25, 29.97df, 30, 59.94 and 60 fps video-files.  

===== Ardour3 VTL Implementation =====
  * execute xjadeo
    * external video monitor window
    * remote controlled settings (seek, win size/pos,..) 
  * connect to ''icsd'' 
    * request video-frames for timeline
    * request video-file info (fps, duration, geometry, etc)
  * invoke ffmpeg/ffprobe
    * import/export transcoding & muxing

===== Ardour3 VTL Build & Installation =====

Instructions are currently at http://rg42.org/wiki/a3vtl (will move to ardour.org).

''icsd'', ''xjadeo'' and ''ffmpeg'' binaries are available for OSX, GNU/Linux (and Win32).

Ardour3 is not yet officially available as binary (it will be once it's in beta).

===== Ardour3 VTL Usage Information =====
All functions are available from the menu:

    * Menu->Session->Open Video
    * Menu->Session->Export->Video

    * Menu->View->Rulers->Video (or right-click the ruler/marker bar -> Video)
    * Menu->View->Video Monitor (xjadeo)
    * Menu->Edit->Preferences->Video
    * Menu->Session->Properties->Sync
    * Menu->Session->Video maintenance-> ... (manual video server interaction)

===== Ardour3 VTL Advanced Settings =====
  * remote icsd, docroot: Menu->Edit->Preferences->Video
  * Video-monitor restore settings: enable in Menu->Edit->Preferences->Video
  * Pull-up/down, FPS: Menu->Session->Properties
  * ...

===== Demo =====

...Demonstration...