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There are Low Latency Audio Improvements in Android 4.1 ...
https://www.kvraudio.com/forum/viewtopic.php?t=353267
For the Galaxy Nexus with ICS latency was ~100 ms and with their changes they got it down to ~12 ms. They still want to make the latency lower than that to 10ms or lower. Not all Jelly Bean devices are showing such a dramatic improvement. They work will not be completed with Jelly Bean, they will continue to make improvements in the next version (K).
Android, High-Performance Audio in 4.1, and What it …
https://cdm.link/2012/07/android-high-performance-audio-in-4-1-and-what-it-means-plus-libpd-goodness-today/
On the Samsung Galaxy Nexus handset – a device over which Google has more control – they’ve already improved latency from 100 ms in “Ice Cream Sandwich” (4.0) to “about 12 ms” in “Jelly Bean” (4.1), and want to go oven better. 12 ms is usable; sub-10 ms could really attract sound developers to the platform.
Android 4.1 'Jelly Bean' to bring improved audio ...
https://www.musicradar.com/news/tech/android-4-1-jelly-bean-to-bring-improved-audio-performance-551523
Things could be about to change, though, with the launch of version 4.1 of the operating system, known as Jelly Bean. This, apparently, targets latency levels below 10ms, and there's also talk of USB audio device support, multichannel audio and recording features.
Low Latency Audio Comes to Android – Will Amp Sims Follow ...
https://www.osirisguitar.com/low-latency-audio-comes-to-android-will-amp-sims-follow/
With the latest Android OS version, 4.1 or popularly Jelly Bean, there is finally support for low-latency audio. Latency is the delay between the initiation of an audio event, like a sound being played by an app or a signal being fed into the phone, and the actual result – such as outputting the sound in the speaker or recording the input signal. Previously the access to audio devices …
Jelly Bean | Android Developers
https://developer.android.com/about/versions/jelly-bean?hl=nb
Android 4.2 improves support for low-latency audio playback, starting from the improvements made in Android 4.1 release for audio output latency using OpenSL ES, Soundpool and tone generator APIs. These improvements depend on hardware support — devices that offer these low-latency audio features can advertise their support to apps through a hardware feature constant.
Streaming Audio latency on android ICS and Jelly Bean is ...
https://stackoverflow.com/questions/12598144/streaming-audio-latency-on-android-ics-and-jelly-bean-is-it-real
People on the net give latency numbers of around 88mS for Galaxy Nexus running ICS and 72mS for Nexus 7 running JB 4.1.1 I have tried with both AudioTrack and OpenES and found that I cannot get less than 140mS latency on either device. Am I missing something?
Why Music Apps Will Sound Better Than Ever in Android ...
https://gizmodo.com/why-music-apps-will-sound-better-than-ever-in-android-j-5922932
In brief, here's what's changing in Android 4.1 "Jelly Bean" and supported devices: • Low latency audio playback capability, via a new software mixer and other API improvements.
Jelly Bean | Android Developers
https://stuff.mit.edu/afs/sipb/project/android/docs/about/versions/jelly-bean.html
Android 4.1 is optimized to deliver Android's best performance and lowest touch latency, in an effortless, intuitive UI. To ensure a consistent framerate, Android 4.1 extends vsync timing across all drawing and animation done by the Android framework. Everything runs in lockstep against a 16 millisecond vsync heartbeat — application rendering, touch events, screen composition, and …
4.1 android JELLY BEAN - with wifi, audio | XDA Forums
https://forum.xda-developers.com/t/4-1-android-jelly-bean-with-wifi-audio.1737205/
First aosp jelly bean rom available. Compiled from source. Broken: audio - works in some apps (not system) wifi signal indicator in combined bar & generally flakey compared to cm9 now working (as opposed to sdk port) bluetooth storage sdcards...
[FIX] Galaxy Nexus GSM low latency audio for Jelly Bean ...
https://forum.xda-developers.com/t/fix-galaxy-nexus-gsm-low-latency-audio-for-jelly-bean.1777261/page-15
The attached package should be used only by experienced users that can eventually restore their system to the original state. I tested it on Android 4.1.1 GSM phone build JRO03C (maguro) and 4.1.2...
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