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- openal-soft-1.22.2:
-
- Fixed PipeWire version check.
-
- Fixed building with PipeWire versions before 0.3.33.
-
- openal-soft-1.22.1:
-
- Fixed CoreAudio capture.
-
- Fixed air absorption strength.
-
- Fixed handling 5.1 devices on Windows that use Rear channels instead of
- Side channels.
-
- Fixed some compilation issues on MinGW.
-
- Fixed ALSA not being used on some systems without PipeWire and PulseAudio.
-
- Fixed OpenSL capturing noise.
-
- Fixed Oboe capture failing with some buffer sizes.
-
- Added checks for the runtime PipeWire version. The same or newer version
- than is used for building will be needed at runtime for the backend to
- work.
-
- Separated 3D7.1 into its own speaker configuration.
-
- openal-soft-1.22.0:
-
- Implemented the ALC_SOFT_reopen_device extension. This allows for moving
- devices to different outputs without losing object state.
-
- Implemented the ALC_SOFT_output_mode extension.
-
- Implemented the AL_SOFT_callback_buffer extension.
-
- Implemented the AL_SOFT_UHJ extension. This supports native UHJ buffer
- formats and Super Stereo processing.
-
- Implemented the legacy EAX extensions. Enabled by default only on Windows.
-
- Improved sound positioning stability when a source is near the listener.
-
- Improved the default 5.1 output decoder.
-
- Improved the high frequency response for the HRTF second-order ambisonic
- decoder.
-
- Improved SoundIO capture behavior.
-
- Fixed UHJ output on NEON-capable CPUs.
-
- Fixed redundant effect updates when setting an effect property to the
- current value.
-
- Fixed WASAPI capture using really low sample rates, and sources with very
- high pitch shifts when using a bsinc resampler.
-
- Added a PipeWire backend.
-
- Added enumeration for the JACK and CoreAudio backends.
-
- Added optional support for RTKit to get real-time priority. Only used as a
- backup when pthread_setschedparam fails.
-
- Added an option for JACK playback to render directly in the real-time
- processing callback. For lower playback latency, on by default.
-
- Added an option for custom JACK devices.
-
- Added utilities to encode and decode UHJ audio files. Files are decoded to
- the .amb format, and are encoded from libsndfile-compatible formats.
-
- Added an in-progress extension to hold sources in a playing state when a
- device disconnects. Allows devices to be reset or reopened and have sources
- resume from where they left off.
-
- Lowered the priority of the JACK backend. To avoid it getting picked when
- PipeWire is providing JACK compatibility, since the JACK backend is less
- robust with auto-configuration.
-
- openal-soft-1.21.1:
-
- Improved alext.h's detection of standard types.
-
- Improved slightly the local source position when the listener and source
- are near each other.
-
- Improved click/pop prevention for sounds that stop prematurely.
-
- Fixed compilation for Windows ARM targets with MSVC.
-
- Fixed ARM NEON detection on Windows.
-
- Fixed CoreAudio capture when the requested sample rate doesn't match the
- system configuration.
-
- Fixed OpenSL capture desyncing from the internal capture buffer.
-
- Fixed sources missing a batch update when applied after quickly restarting
- the source.
-
- Fixed missing source stop events when stopping a paused source.
-
- Added capture support to the experimental Oboe backend.
-
- openal-soft-1.21.0:
-
- Updated library codebase to C++14.
-
- Implemented the AL_SOFT_effect_target extension.
-
- Implemented the AL_SOFT_events extension.
-
- Implemented the ALC_SOFT_loopback_bformat extension.
-
- Improved memory use for mixing voices.
-
- Improved detection of NEON capabilities.
-
- Improved handling of PulseAudio devices that lack manual start control.
-
- Improved mixing performance with PulseAudio.
-
- Improved high-frequency scaling quality for the HRTF B-Format decoder.
-
- Improved makemhr's HRIR delay calculation.
-
- Improved WASAPI capture of mono formats with multichannel input.
-
- Reimplemented the modulation stage for reverb.
-
- Enabled real-time mixing priority by default, for backends that use the
- setting. It can still be disabled in the config file.
-
- Enabled dual-band processing for the built-in quad and 7.1 output decoders.
-
- Fixed a potential crash when deleting an effect slot immediately after the
- last source using it stops.
-
- Fixed building with the static runtime on MSVC.
-
- Fixed using source stereo angles outside of -pi...+pi.
-
- Fixed the buffer processed event count for sources that start with empty
- buffers.
-
- Fixed trying to open an unopenable WASAPI device causing all devices to
- stop working.
-
- Fixed stale devices when re-enumerating WASAPI devices.
-
- Fixed using unicode paths with the log file on Windows.
-
- Fixed DirectSound capture reporting bad sample counts or erroring when
- reading samples.
-
- Added an in-progress extension for a callback-driven buffer type.
-
- Added an in-progress extension for higher-order B-Format buffers.
-
- Added an in-progress extension for convolution reverb.
-
- Added an experimental Oboe backend for Android playback. This requires the
- Oboe sources at build time, so that it's built as a static library included
- in libopenal.
-
- Added an option for auto-connecting JACK ports.
-
- Added greater-than-stereo support to the SoundIO backend.
-
- Modified the mixer to be fully asynchronous with the external API, and
- should now be real-time safe. Although alcRenderSamplesSOFT is not due to
- locking to check the device handle validity.
-
- Modified the UHJ encoder to use an all-pass FIR filter that's less harmful
- to non-filtered signal phase.
-
- Converted examples from SDL_sound to libsndfile. To avoid issues when
- combining SDL2 and SDL_sound.
-
- Worked around a 32-bit GCC/MinGW bug with TLS destructors. See:
- https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83562
-
- Reduced the maximum number of source sends from 16 to 6.
-
- Removed the QSA backend. It's been broken for who knows how long.
-
- Got rid of the compile-time native-tools targets, using cmake and global
- initialization instead. This should make cross-compiling less troublesome.
-
- openal-soft-1.20.1:
-
- Implemented the AL_SOFT_direct_channels_remix extension. This extends
- AL_DIRECT_CHANNELS_SOFT to optionally remix input channels that don't have
- a matching output channel.
-
- Implemented the AL_SOFT_bformat_ex extension. This extends B-Format buffer
- support for N3D or SN3D scaling, or ACN channel ordering.
-
- Fixed a potential voice leak when a source is started and stopped or
- restarted in quick succession.
-
- Fixed a potential device reset failure with JACK.
-
- Improved handling of unsupported channel configurations with WASAPI. Such
- setups will now try to output at least a stereo mix.
-
- Improved clarity a bit for the HRTF second-order ambisonic decoder.
-
- Improved detection of compatible layouts for SOFA files in makemhr and
- sofa-info.
-
- Added the ability to resample HRTFs on load. MHR files no longer need to
- match the device sample rate to be usable.
-
- Added an option to limit the HRTF's filter length.
-
- openal-soft-1.20.0:
-
- Converted the library codebase to C++11. A lot of hacks and custom
- structures have been replaced with standard or cleaner implementations.
-
- Partially implemented the Vocal Morpher effect.
-
- Fixed the bsinc SSE resamplers on non-GCC compilers.
-
- Fixed OpenSL capture.
-
- Fixed support for extended capture formats with OpenSL.
-
- Fixed handling of WASAPI not reporting a default device.
-
- Fixed performance problems relating to semaphores on macOS.
-
- Modified the bsinc12 resampler's transition band to better avoid aliasing
- noise.
-
- Modified alcResetDeviceSOFT to attempt recovery of disconnected devices.
-
- Modified the virtual speaker layout for HRTF B-Format decoding.
-
- Modified the PulseAudio backend to use a custom processing loop.
-
- Renamed the makehrtf utility to makemhr.
-
- Improved the efficiency of the bsinc resamplers when up-sampling.
-
- Improved the quality of the bsinc resamplers slightly.
-
- Improved the efficiency of the HRTF filters.
-
- Improved the HRTF B-Format decoder coefficient generation.
-
- Improved reverb feedback fading to be more consistent with pan fading.
-
- Improved handling of sources that end prematurely, avoiding loud clicks.
-
- Improved the performance of some reverb processing loops.
-
- Added fast_bsinc12 and 24 resamplers that improve efficiency at the cost of
- some quality. Notably, down-sampling has less smooth pitch ramping.
-
- Added support for SOFA input files with makemhr.
-
- Added a build option to use pre-built native tools. For cross-compiling,
- use with caution and ensure the native tools' binaries are kept up-to-date.
-
- Added an adjust-latency config option for the PulseAudio backend.
-
- Added basic support for multi-field HRTFs.
-
- Added an option for mixing first- or second-order B-Format with HRTF
- output. This can improve HRTF performance given a number of sources.
-
- Added an RC file for proper DLL version information.
-
- Disabled some old KDE workarounds by default. Specifically, PulseAudio
- streams can now be moved (KDE may try to move them after opening).
-
- openal-soft-1.19.1:
-
- Implemented capture support for the SoundIO backend.
-
- Fixed source buffer queues potentially not playing properly when a queue
- entry completes.
-
- Fixed possible unexpected failures when generating auxiliary effect slots.
-
- Fixed a crash with certain reverb or device settings.
-
- Fixed OpenSL capture.
-
- Improved output limiter response, better ensuring the sample amplitude is
- clamped for output.
-
- openal-soft-1.19.0:
-
- Implemented the ALC_SOFT_device_clock extension.
-
- Implemented the Pitch Shifter, Frequency Shifter, and Autowah effects.
-
- Fixed compiling on FreeBSD systems that use freebsd-lib 9.1.
-
- Fixed compiling on NetBSD.
-
- Fixed the reverb effect's density scale and panning parameters.
-
- Fixed use of the WASAPI backend with certain games, which caused odd COM
- initialization errors.
-
- Increased the number of virtual channels for decoding Ambisonics to HRTF
- output.
-
- Changed 32-bit x86 builds to use SSE2 math by default for performance.
- Build-time options are available to use just SSE1 or x87 instead.
-
- Replaced the 4-point Sinc resampler with a more efficient cubic resampler.
-
- Renamed the MMDevAPI backend to WASAPI.
-
- Added support for 24-bit, dual-ear HRTF data sets. The built-in data set
- has been updated to 24-bit.
-
- Added a 24- to 48-point band-limited Sinc resampler.
-
- Added an SDL2 playback backend. Disabled by default to avoid a dependency
- on SDL2.
-
- Improved the performance and quality of the Chorus and Flanger effects.
-
- Improved the efficiency of the band-limited Sinc resampler.
-
- Improved the Sinc resampler's transition band to avoid over-attenuating
- higher frequencies.
-
- Improved the performance of some filter operations.
-
- Improved the efficiency of object ID lookups.
-
- Improved the efficienty of internal voice/source synchronization.
-
- Improved AL call error logging with contextualized messages.
-
- Removed the reverb effect's modulation stage. Due to the lack of reference
- for its intended behavior and strength.
-
- openal-soft-1.18.2:
-
- Fixed resetting the FPU rounding mode after certain function calls on
- Windows.
-
- Fixed use of SSE intrinsics when building with Clang on Windows.
-
- Fixed a crash with the JACK backend when using JACK1.
-
- Fixed use of pthread_setnane_np on NetBSD.
-
- Fixed building on FreeBSD with an older freebsd-lib.
-
- OSS now links with libossaudio if found at build time (for NetBSD).
-
- openal-soft-1.18.1:
-
- Fixed an issue where resuming a source might not restart playing it.
-
- Fixed PulseAudio playback when the configured stream length is much less
- than the requested length.
-
- Fixed MMDevAPI capture with sample rates not matching the backing device.
-
- Fixed int32 output for the Wave Writer.
-
- Fixed enumeration of OSS devices that are missing device files.
-
- Added correct retrieval of the executable's path on FreeBSD.
-
- Added a config option to specify the dithering depth.
-
- Added a 5.1 decoder preset that excludes front-center output.
-
- openal-soft-1.18.0:
-
- Implemented the AL_EXT_STEREO_ANGLES and AL_EXT_SOURCE_RADIUS extensions.
-
- Implemented the AL_SOFT_gain_clamp_ex, AL_SOFT_source_resampler,
- AL_SOFT_source_spatialize, and ALC_SOFT_output_limiter extensions.
-
- Implemented 3D processing for some effects. Currently implemented for
- Reverb, Compressor, Equalizer, and Ring Modulator.
-
- Implemented 2-channel UHJ output encoding. This needs to be enabled with a
- config option to be used.
-
- Implemented dual-band processing for high-quality ambisonic decoding.
-
- Implemented distance-compensation for surround sound output.
-
- Implemented near-field emulation and compensation with ambisonic rendering.
- Currently only applies when using the high-quality ambisonic decoder or
- ambisonic output, with appropriate config options.
-
- Implemented an output limiter to reduce the amount of distortion from
- clipping.
-
- Implemented dithering for 8-bit and 16-bit output.
-
- Implemented a config option to select a preferred HRTF.
-
- Implemented a run-time check for NEON extensions using /proc/cpuinfo.
-
- Implemented experimental capture support for the OpenSL backend.
-
- Fixed building on compilers with NEON support but don't default to having
- NEON enabled.
-
- Fixed support for JACK on Windows.
-
- Fixed starting a source while alcSuspendContext is in effect.
-
- Fixed detection of headsets as headphones, with MMDevAPI.
-
- Added support for AmbDec config files, for custom ambisonic decoder
- configurations. Version 3 files only.
-
- Added backend-specific options to alsoft-config.
-
- Added first-, second-, and third-order ambisonic output formats. Currently
- only works with backends that don't rely on channel labels, like JACK,
- ALSA, and OSS.
-
- Added a build option to embed the default HRTFs into the lib.
-
- Added AmbDec presets to enable high-quality ambisonic decoding.
-
- Added an AmbDec preset for 3D7.1 speaker setups.
-
- Added documentation regarding Ambisonics, 3D7.1, AmbDec config files, and
- the provided ambdec presets.
-
- Added the ability for MMDevAPI to open devices given a Device ID or GUID
- string.
-
- Added an option to the example apps to open a specific device.
-
- Increased the maximum auxiliary send limit to 16 (up from 4). Requires
- requesting them with the ALC_MAX_AUXILIARY_SENDS context creation
- attribute.
-
- Increased the default auxiliary effect slot count to 64 (up from 4).
-
- Reduced the default period count to 3 (down from 4).
-
- Slightly improved automatic naming for enumerated HRTFs.
-
- Improved B-Format decoding with HRTF output.
-
- Improved internal property handling for better batching behavior.
-
- Improved performance of certain filter uses.
-
- Removed support for the AL_SOFT_buffer_samples and AL_SOFT_buffer_sub_data
- extensions. Due to conflicts with AL_EXT_SOURCE_RADIUS.
-
- openal-soft-1.17.2:
-
- Implemented device enumeration for OSSv4.
-
- Fixed building on OSX.
-
- Fixed building on non-Windows systems without POSIX-2008.
-
- Fixed Dedicated Dialog and Dedicated LFE effect output.
-
- Added a build option to override the share install dir.
-
- Added a build option to static-link libgcc for MinGW.
-
- openal-soft-1.17.1:
-
- Fixed building with JACK and without PulseAudio.
-
- Fixed building on FreeBSD.
-
- Fixed the ALSA backend's allow-resampler option.
-
- Fixed handling of inexact ALSA period counts.
-
- Altered device naming scheme on Windows backends to better match other
- drivers.
-
- Updated the CoreAudio backend to use the AudioComponent API. This clears up
- deprecation warnings for OSX 10.11, although requires OSX 10.6 or newer.
-
- openal-soft-1.17.0:
-
- Implemented a JACK playback backend.
-
- Implemented the AL_EXT_BFORMAT and AL_EXT_MULAW_BFORMAT extensions.
-
- Implemented the ALC_SOFT_HRTF extension.
-
- Implemented C, SSE3, and SSE4.1 based 4- and 8-point Sinc resamplers.
-
- Implemented a C and SSE based band-limited Sinc resampler. This does 12- to
- 24-point Sinc resampling, and performs anti-aliasing.
-
- Implemented B-Format output support for the wave file writer. This creates
- FuMa-style first-order Ambisonics wave files (AMB format).
-
- Implemented a stereo-mode config option for treating stereo modes as either
- speakers or headphones.
-
- Implemented per-device configuration options.
-
- Fixed handling of PulseAudio and MMDevAPI devices that have identical
- descriptions.
-
- Fixed a potential lockup when stopping playback of suspended PulseAudio devices.
-
- Fixed logging of Unicode characters on Windows.
-
- Fixed 5.1 surround sound channels. By default it will now use the side
- channels for the surround output. A configuration using rear channels is
- still available.
-
- Fixed the QSA backend potentially altering the capture format.
-
- Fixed detecting MMDevAPI's default device.
-
- Fixed returning the default capture device name.
-
- Fixed mixing property calculations when deferring context updates.
-
- Altered the behavior of alcSuspendContext and alcProcessContext to better
- match certain Windows drivers.
-
- Altered the panning algorithm, utilizing Ambisonics for better side and
- back positioning cues with surround sound output.
-
- Improved support for certain older Windows apps.
-
- Improved the alffplay example to support surround sound streams.
-
- Improved support for building as a sub-project.
-
- Added an HRTF playback example.
-
- Added a tone generator output test.
-
- Added a toolchain to help with cross-compiling to Android.
-
- openal-soft-1.16.0:
-
- Implemented EFX Chorus, Flanger, Distortion, Equalizer, and Compressor
- effects.
-
- Implemented high-pass and band-pass EFX filters.
-
- Implemented the high-pass filter for the EAXReverb effect.
-
- Implemented SSE2 and SSE4.1 linear resamplers.
-
- Implemented Neon-enhanced non-HRTF mixers.
-
- Implemented a QSA backend, for QNX.
-
- Implemented the ALC_SOFT_pause_device, AL_SOFT_deferred_updates,
- AL_SOFT_block_alignment, AL_SOFT_MSADPCM, and AL_SOFT_source_length
- extensions.
-
- Fixed resetting mmdevapi backend devices.
-
- Fixed clamping when converting 32-bit float samples to integer.
-
- Fixed modulation range in the Modulator effect.
-
- Several fixes for the OpenSL playback backend.
-
- Fixed device specifier names that have Unicode characters on Windows.
-
- Added support for filenames and paths with Unicode (UTF-8) characters on
- Windows.
-
- Added support for alsoft.conf config files found in XDG Base Directory
- Specification locations (XDG_CONFIG_DIRS and XDG_CONFIG_HOME, or their
- defaults) on non-Windows systems.
-
- Added a GUI configuration utility (requires Qt 4.8).
-
- Added support for environment variable expansion in config options (not
- keys or section names).
-
- Added an example that uses SDL2 and ffmpeg.
-
- Modified examples to use SDL_sound.
-
- Modified CMake config option names for better sorting.
-
- HRTF data sets specified in the hrtf_tables config option may now be
- relative or absolute filenames.
-
- Made the default HRTF data set an external file, and added a data set for
- 48khz playback in addition to 44.1khz.
-
- Added support for C11 atomic methods.
-
- Improved support for some non-GNU build systems.
-
- openal-soft-1.15.1:
-
- Fixed a regression with retrieving the source's AL_GAIN property.
-
- openal-soft-1.15:
-
- Fixed device enumeration with the OSS backend.
-
- Reorganized internal mixing logic, so unneeded steps can potentially be
- skipped for better performance.
-
- Removed the lookup table for calculating the mixing pans. The panning is
- now calculated directly for better precision.
-
- Improved the panning of stereo source channels when using stereo output.
-
- Improved source filter quality on send paths.
-
- Added a config option to allow PulseAudio to move streams between devices.
-
- The PulseAudio backend will now attempt to spawn a server by default.
-
- Added a workaround for a DirectSound bug relating to float32 output.
-
- Added SSE-based mixers, for HRTF and non-HRTF mixing.
-
- Added support for the new AL_SOFT_source_latency extension.
-
- Improved ALSA capture by avoiding an extra buffer when using sizes
- supported by the underlying device.
-
- Improved the makehrtf utility to support new options and input formats.
-
- Modified the CFLAGS declared in the pkg-config file so the "AL/" portion of
- the header includes can optionally be omitted.
-
- Added a couple example code programs to show how to apply reverb, and
- retrieve latency.
-
- The configuration sample is now installed into the share/openal/ directory
- instead of /etc/openal.
-
- The configuration sample now gets installed by default.
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