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Using ALSA audio drivers in Android
https://jichu4n.com/posts/using-alsa-audio-drivers-in-android/
Using ALSA audio drivers in Android. While working on a port of the Gingerbread (2.3.7) userland of Android for the N810, I had to figure out how to add support for an audio chip with a working ALSA driver in an Android build. The information was out there but it took me a while to figure everything out, so here’s a brief summary of the process.
ALSA on x86 - No sound
https://groups.google.com/g/android-porting/c/WsJgY5nhNNY
Well, you need to have the following lines in BoardConfig.mk for ALSA to be built: BOARD_USES_GENERIC_AUDIO=false BOARD_USES_ALSA_AUDIO=true BUILD_WITH_ALSA_UTILS=true Since, your BoardConfig.mk...
sound - How can I tell if I'm using alsa or pulse-audio by ...
https://askubuntu.com/questions/426983/how-can-i-tell-if-im-using-alsa-or-pulse-audio-by-default-switching-to-i3-wm
Ubuntu uses both ALSA, and Pulseaudio for controlling sound input and output. ALSA. ALSA serves as a kernel based system to connect your sound hardware to the operating system. All sound cards in your system will controlled using drivers and card specific settings. Most of this is done under the hood with no need for users to interfere.
Configuring Linux sound services with ALSA | TechRepublic
https://www.techrepublic.com/article/configuring-linux-sound-services-with-alsa/
ALSA uses a very flexible interface, making it easier to develop applications that use sound. ALSA may be configured as a dummy driver on …
Linux Sound Driver [Analog Devices Wiki]
https://wiki.analog.com/resources/tools-software/linuxdsp/docs/linux-kernel-and-drivers/audio/linux_sound_driver
The ALSA utility provides many simple and powerful tools for testing the ALSA drivers to make sure they are working correctly, such as arecord, aplay, amixer, speaker-test, etc. arecord is a command-line soundfile recorder for the ALSA soundcard driver, it supports several file formats and multiple soundcards with multiple devices, aplay is much the same, only it plays instead of …
3.2.4.2. Audio — Processor SDK Linux for AM335X Documentation
https://software-dl.ti.com/processor-sdk-linux/esd/docs/latest/linux/Foundational_Components/Kernel/Kernel_Drivers/Audio.html
In most cases -Dplughw:0,0 is the device we want to use for audio but in case we have several audio devices (onboard + USB for example) one need to specify which device to use for audio:-Dplughw:omap5uevm,0 will use the onboard audio on OMAP5-uEVM board. To play audio on card0’s PCM0 and let ALSA to decide if resampling is needed:
Noob’s Guide to Linux Audio: ALSA, OSS, and Pulse Audio ...
https://linuxhint.com/guide_linux_audio/
Open Sound System (OSS) The official website of ALSA mentions support for Open Sound System, or OSS for short. Until Linux 2.5, OSS was actually the main and only sound system for Linux. ALSA was designed to overcome its various shortcomings, such as the fact that it didn’t allow more than one application to access the hardware at a time.
android_device_xiaomi_picasso/BoardConfig.mk at arrow …
https://github.com/ArrowOS-Devices/android_device_xiaomi_picasso/blob/arrow-12.0/BoardConfig.mk
BOARD_SUPPORTS_SOUND_TRIGGER:= true: BOARD_USES_ALSA_AUDIO:= true: USE_CUSTOM_AUDIO_POLICY:= 1 # Bluetooth: BOARD_BLUETOOTH_BDROID_BUILDCFG_INCLUDE_DIR:= $(DEVICE_PATH) /bluetooth/include # Camera: TARGET_USES_QTI_CAMERA_DEVICE:= true # Display: …
[SOLVED] Zoom not detecting pulseaudio / Newbie Corner ...
https://bbs.archlinux.org/viewtopic.php?pid=2018119
Make sure lib32-libpulse is installed. If it is and zoom still uses ALSA devices by default select the "default" rather than a specifically named device as that should get bent to pulse via the config in pulseaudio-alsa. See the pinned comment on the AUR and make sure pulse is selected as the audio driver. Last edited by V1del (2022-01-24 07:58:23)
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