I've made impulse to correct my speakers response, and would like to use it in my Ubuntu 11.04.
Only possible (in common sense) way seems to be through Jack and jack_convolver plugin. As not all applications communicate with Jack, nor I run it all the time, I would like to know for other possibility if present.
I got 'tumbleweed' badge for this unpopular question, and thought to demystify it with a bounty and little comment :)
First, I know very little about Ubuntu's underlying audio stack, as I'm new to Linux. I think that question is asked clearly for those who might know about it. Then here is what I got so far:
- It seems this is possible through module-ladspa-sink with which help I could load LADSPA plugin and use it globaly.
Problem here is that I found only one LADSPA Impulse convolver plugin in Steve Harris plugins and this plugin comes with preset impulses so common user can't customize it.
I downloaded source code, and thought that I could maybe include my impulse in it, then compile it, but format of this impulses is unknown to me as I'm not a programmer. My impulse is 32bit PCM WAV while impulses in this package are in a form of number arrays in C header files (link) so I can't find my way there. If I knew this format rules, than I guess it wouldn't be hard for me to represent my impulse following convention.
I tried to contact Steve by mail (which is encouraged on his portal) but my mail was rejected as reported by Google Mail
This could be another possible solution, but...
Home page was inaccessible so I used cached view to read boring documentation without single usage example. After that I searched Google for possible example usage and found some "specialized" examples that shred a bit of light about it, but I couldn't find anything about the meaning of
This project seems discontinued and I don't know if it is good idea even if I knew how to set it