[openal] OpenAL Soft 1.17.0 is released!

Lex lex at progger.ru
Fri Nov 13 03:20:39 EST 2015

awesome! thank you!

Could you please elaborate on your plans about 3d reverb improvements? 
Does use of ambisonics mean it is aimed only for surround speakers or 
headphones setups as well?  What kind of geometry properties will be 
possible to control?



On 12.11.2015 19:23, Chris Robinson wrote:
> OpenAL Soft 1.17.0 has now been tagged and released:
> http://kcat.strangesoft.net/openal.html
> Changes in this version include: a new JACK backend, support for 
> B-Format (both input[1], and output via the wave writer), a new HRTF 
> extension[2], Sinc-based resamplers, and a new panning algorithm based 
> on higher-order ambisonics (which should provide better side and back 
> positioning cues for surround sound output).
> It also includes fixes for identical device names in a few backends, 
> clearing up a potential lockup when closing a suspended PulseAudio 
> device, and a fix for device names on Windows not being identified as 
> for OpenAL Soft.
> There's plenty of other fixes, changes, and additions listed in the 
> release update and changelog, and probably a few things I forgot to 
> note down.
> Tentative plans for 1.18 include improving the quality of the reverb 
> (using FFTs to improve the frequency modulation, using ambisonics to 
> create fully 3D reflections and reverberation, and perhaps even with 
> new properties to allow the app to control the apparent geometry of 
> the room), support for the frequency shifter effect, support for 
> multi-channel effects, as well as improving HRTF-related options 
> (better enumeration names, and better support for HRTFs provided by 
> apps, in particular). I also want to support the AL_EXT_SOURCE_RADIUS 
> extension, which will require dropping/replacing the 
> AL_SOFT_buffer_sub_data and AL_SOFT_buffer_samples extensions.
> Aside from that, I also plan on doing more work with Alure, and making 
> a proper release of the new 2.0 API.
> Thanks for looking! If you have any comments, questions, suggestions, 
> or bug reports, please let me know either here, or by opening a new 
> issue on GitHub: <https://github.com/kcat/openal-soft>
> [1] via the B-Format buffer extensions:
> <https://icculus.org/alextreg/index.php?operation=op_showext&extname=AL_EXT_BFORMAT> 
> <https://icculus.org/alextreg/index.php?operation=op_showext&extname=AL_EXT_MULAW_BFORMAT> 
> [2] <http://kcat.strangesoft.net/openal-extensions/SOFT_HRTF.txt>
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