mainAdvanced Gtk+ Sequencer - Summary

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Id: #11593
System Name: gsequencer
Name: Advanced Gtk+ Sequencer
Group Type: non-GNU software and documentation

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This project is not part of the GNU Project.

Advanced GTK+ Sequencer is intended to use for music composition. It features a piano roll, as well a synth, matrix editor, drum machine, soundfont2 player, mixer and an output panel. It's designed to be highly configurable, you may add effects to its effect chain, add or remove audio channels/pads. You may set up a fully functional network of engines, therefore exists a link editor for linking audio lines.

Registration Date: Fri May 27 18:09:32 2016
License: GNU General Public License v3 or later
Development Status: 4 - Beta


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Working on a stable release 0.7.122.x
     posted by jkraehemann, Fri Feb 3 21:39:39 2017 - 0 replies

The debian freeze comes to an end at 2017-02-05 and it is intended to get into the release "stretch". Currently there is an unblock request accepted for 0.7.122-2.

However the opinions vary a bit about what the release shall include. ...

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Hard-/Soft-Realtime explained
     posted by jkraehemann, Wed Jan 4 22:10:35 2017 - 0 replies

Soft-realtime relays usually on a timer event. This is triggered by software for example Linux.

Hard-realtime whereas has its own synchronization routines. So it is able to respond to hardware interrupts.

Data quality

Realtime systems ...

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Better performance needs bigger ring-buffer
     posted by jkraehemann, Wed Jan 4 15:46:21 2017 - 0 replies

Recent refactoring using intermediate pre and post sync is believed to give better overall performance of the engine. But it had its disadvantage to audio playback being distorted.

Better performance needs bigger ring-buffer because ALSA output ...

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intermediate mode for soundcard and sequencer
     posted by jkraehemann, Thu Dec 15 09:37:56 2016 - 0 replies

I intend to implement intermediate mode for soundcard and sequencer and thus affecting what buffer is used. I hope to achieve better throughput by pre and post sync appropriate threads.

This means sequencer is read just one tic before audio processing.

Analogues, soundcard is output just after audio processing tic.

Export to multiple files

Since you can assign different sinks you should be able to specify during export multiple files. Each associated with a soundcard.

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