Low latency audio in Android 4 (Ice Cream Sandwich)

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UltraJv wrote:
Sascha Franck wrote:
UltraJv wrote: I have it on my LG GT540, it flies as its compiled for performance and latency isnt a problem.
Can you please be more specific? What are the exact numbers?

- Sascha
No way of measuring it. When I play with the keyboard on Caustic, its instant. My guess is less than 10ms.
I think that is pretty interesting. I have Samsung Galaxy S II which is supposed to be one of the most powerful smartphones out there and I have also Caustic installed. When I play the subsynth screen keyboard there is a clear latency. For comparison I put VST synth to Ableton live, delay behind it and tried to adjust the delay so that both sound to have the same delay. Witch such method I estimate the delay/latency of Caustic to be 150-200ms.

No Cyanogenmod, Gingerbread 2.3.5 and a lot of apps installed.

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all I can say is... CRAP!

I've been planning on getting an android tablet for months. The time was getting close now that quad-core tablets are about to flood the market, and prices are getting more reasonable. And then I found this thread....

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Evan wrote:all I can say is... CRAP!

I've been planning on getting an android tablet for months. The time was getting close now that quad-core tablets are about to flood the market, and prices are getting more reasonable. And then I found this thread....
Depends what you want, I still say Tablets/touch only are awkward for serious audio. Its still an infant. ARM is a slower CPU compared to Intel Atom (1). Fun though if you dont spend more than a few hundred. Else Get a Netbook. My Acer Aspire one (£220) is the same size as ipad but twice as thick, opens with a proper keyboard, has 3 USB ports, VGA connector, 100mb ethernet, wifi and sdcard port. I can choose what OS to run on it. All my existing software and hardware works on it and it has low latency.


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http://www.slideshare.net/napoleaninlon ... omparisons

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UltraJv wrote: No way of measuring it. When I play with the keyboard on Caustic, its instant. My guess is less than 10ms.
You could measure it. But well, when it comes to non-audio "run throughs", it might become a little difficult.
polaris20 wrote: Latency in GB for iOS? I don't have issues with it at all. What are you using for an input? I'm using the Apogee, and it all works really well.
Hm. Suspicious.
It might be due to certain things:
- iOS is offering smaller latencies with devices connected through the dock (I only have iRig and AmpLink, both are connected through the headphone I/O).
- iOS is offering smaller latencies on iPads.
- iOS is offering smaller latencies on newer machines (I still only have an iPhone 3GS).

However, considering that I can actually get pretty decent latencies using, say, MusicStudio, NanoStudio or Amplitube, I'm wondering why the same decent latencies aren't available in Garage Band (and really, it's horrible when using audio monitoring).
Are there any extra buffer settings for your Apogee? In GB, there's nothing, but perhaps there's some global settings?
That's 2 years old already.

- Sascha
There are 3 kinds of people:
Those who can do maths and those who can't.

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As I said in the energyXT thread where you whined about latency in eXT too, it's your 3GS that's the problem.
Cats are intended to teach us that not everything in nature has a function | http://soundcloud.com/bmoorebeats

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Insaniac wrote:As I said in the energyXT thread where you whined about latency in eXT too, it's your 3GS that's the problem.
Id whine about it too, its an Apple product - supposed to premium isnt it?

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UltraJv wrote:
Insaniac wrote:As I said in the energyXT thread where you whined about latency in eXT too, it's your 3GS that's the problem.
Id whine about it too, its an Apple product - supposed to premium isnt it?
Say what?
Cats are intended to teach us that not everything in nature has a function | http://soundcloud.com/bmoorebeats

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Insaniac wrote:As I said in the energyXT thread where you whined about latency in eXT too, it's your 3GS that's the problem.
It clearly isn't as Musik Studio, Beat Maker, Nanostudio, Maschine and Amplitube are all running flawlessly.

- Sascha
There are 3 kinds of people:
Those who can do maths and those who can't.

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UltraJv wrote:
Evan wrote:all I can say is... CRAP!

I've been planning on getting an android tablet for months. The time was getting close now that quad-core tablets are about to flood the market, and prices are getting more reasonable. And then I found this thread....
Depends what you want, I still say Tablets/touch only are awkward for serious audio. Its still an infant. ARM is a slower CPU compared to Intel Atom (1). Fun though if you dont spend more than a few hundred. Else Get a Netbook. My Acer Aspire one (£220) is the same size as ipad but twice as thick, opens with a proper keyboard, has 3 USB ports, VGA connector, 100mb ethernet, wifi and sdcard port. I can choose what OS to run on it. All my existing software and hardware works on it and it has low latency.


1.

http://www.slideshare.net/napoleaninlon ... omparisons
That article is two years old already, and thus irrelevant. The A8 isn't anywhere near the fastest Cortex proc out anymore. Additionally, the A5 proc is much faster than the computers I started out multitracking on, and is definitely fast enough to get serious work done on. Whether a particular x86 processor is technically faster while also running a bloated desktop OS isn't as important.
UltraJv wrote:
Insaniac wrote:As I said in the energyXT thread where you whined about latency in eXT too, it's your 3GS that's the problem.
Id whine about it too, its an Apple product - supposed to premium isnt it?
The iPhone 3Gs came out 2.5 years ago. What Android phone from that era is still supported with OS updates? I know the Motorola Droid that I've got sitting here isn't supported on ICS or even 2.3. Yet iOS5 is supported on the 3Gs.

Just because it's an iPhone doesn't mean hardware doesn't get old.

I'd recommend that he try it with a proper dock connecting interface, because they definitely work better, having used that as well as the iRig in the past.

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polaris20 wrote: I'd recommend that he try it with a proper dock connecting interface, because they definitely work better, having used that as well as the iRig in the past.
The main problem is that, while most software is still running on my 3GS, the latest and greatest hardware isn't - it's all 4 or 4S. But well, it's time to change my provider anyway, so a 4S is pretty much in sight.
And while I was like "no more proprietary Apple BS" for quite some time (pretty much one of the reasons I got interested in this very thread), I'm quite sure that no Android phone will suit my needs (ok, make that "wants") for quite a while to come. Even not having, say, Nanostudio anymore (which already provided me with almost endless hours of joy) would be too much to get away with.
I still don't buy the tablet idea (yet at least), but having a more or less full production machine in my jeans pocket (and an appropriate audio interface in my gigbag) is absolutely kickass for me.
Fwiw, I just returned from a gig and we had about 2 hours of hanging around after soundcheck. I had quite some massive fun jamming in Amplitube and sampling non-sensical sounds with Nanostudio. Sometimes, life can be quite great for musicians these days...

- Sascha
There are 3 kinds of people:
Those who can do maths and those who can't.

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Sascha Franck wrote:
Insaniac wrote:As I said in the energyXT thread where you whined about latency in eXT too, it's your 3GS that's the problem.
It clearly isn't as Musik Studio, Beat Maker, Nanostudio, Maschine and Amplitube are all running flawlessly.

- Sascha
So then why is everything running flawlessly on newer hardware?

It wasn't really a question.
Cats are intended to teach us that not everything in nature has a function | http://soundcloud.com/bmoorebeats

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I really like android. It has promise, but what i can't understand is how this issue has been floating around for years and its still unresolved. I find it hard to believe its an hardware problem, if so, how come i can get garage band running fine on an lesser spec ipod touch 3rd gen and not on an android phone or even on an android tablet?? am i to assume my ipod has superior hardware??

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distant_signal wrote:I really like android. It has promise, but what i can't understand is how this issue has been floating around for years and its still unresolved. I find it hard to believe its an hardware problem, if so, how come i can get garage band running fine on an lesser spec ipod touch 3rd gen and not on an android phone or even on an android tablet?? am i to assume my ipod has superior hardware??
The hardware isn't the problem, it's the kernel/OS. Obviously anything running at 1Ghz or higher will run any of this stuff just fine.

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so android is where to point the finger. obviously ios and android aren't directly competing at the same markets and feel android sales won't be effected from the lack of low latancy audio funtionality. still, i'm extremely suprised not to see something so basic missing from a any 'modern' os mobile or otherwise.

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distant_signal wrote:so android is where to point the finger. obviously ios and android aren't directly competing at the same markets and feel android sales won't be effected from the lack of low latancy audio funtionality. still, i'm extremely suprised not to see something so basic missing from a any 'modern' os mobile or otherwise.
Well yeah, it's definitely the OS. But you've also got to remember that the number of musicians wishing to do audio on a mobile device is extremely small compared to the number of Android phones sold in general. Probably the only reason it's in iOS at all is because it's just a derivative of OS X, otherwise they wouldn't have bothered either.

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