High Audio Latency In Galaxy S6! - Galaxy S6 General

MODs feel free to move this thread if this isn't the right place for it, and I'm sorry if it isn't
Q: What is audio Latency?
A: Audio latency is defined as the time delay that a signal experiences as it passes through a system. On a mobile device, this is deeply related to how long it takes between tapping on a screen and receiving audio feedback.
Q: Why should I care?
A: Low audio latency can be the difference between an immersive gaming experience and an unpleasant, disconnected one. Too long a latency and a device can begin to feel strangely laggy, even if every visual animation is snappy and responsive. It is especially important — essential, even — for recording and composing music, since slow audio feedback can easily throw off even the best artists and destroy their creative process. Low latency is absolutely fundamental in a modern operating system, and it's been absolutely terrible on Android.
Unfortunately, iOS has always been way ahead of Android in terms of audio latency. Even iOS devices as old as the iPhone 4S (and much older) have average latency levels of about 7 ms.
Nexus 4 running Android 4.2.2 had an estimated audio latency of about 195 ms, and the upgrade to version 5.1 brought that down to just 58 ms.
Speaking of Marshmallow, The Nexus 9 saw the largest gains, dropping from 32 ms in Android 5.1.1 down to just 15 ms in 6.0
and the Nexus 5X and the Nexus 6P both have very acceptable levels of 18 ms.
Now , The thing whcih worries me most is my Galaxy S6 (920-I) has an audio latency in range of 140ms-160ms running Lollipop 5.1.1 (on several trials)
My device status:
SM-G920I
Rooted,
ROM- Xtrestolite 2.4 (deodexed)
Hacks- Wanam Xposed, ViperMod, Dolby Audio.
So I dont know if all these modifications are what afftecting my S6's audio latency. So I request all those who are interested to measure their device's latency and reply back here . Especially those on stock rom unrooted and all.
Please also include your device status too. even screenshots if possible. and also share if you've had issues regarding to this latency(in games may be?).
Q: How to measure ?
A:There are several ways of measuring latency, and a very useful and easily understood one is called round-trip latency. Round-trip latency is calculated by inputting an audio signal into a device and measuring the amount of time it takes for the signal to exit the output
So Calculate yours now using a small, open-source app made by Superpowered. You can use the direct link to download and install the APK file
DOWNLOAD: splatency11.apk
P.S : I am not at all an expert in this feild. just an enthusiast who has a keen interest in all things android. Feel free to correct me if anything is not right in this post.
This Post was hugely inspired by this article.
All credit goes to the article and superpowered for the app.
Check out this example video.
Hit thanks if you appreciated this post

I'm getting 40ms on my S6 G920I unrooted, stock ROM. I ran the test twice and got the same results. Difference may be attributed to buffer size and the audio mods you may have installed on your phone. I will try with my HTC M8 which is rooted with V4A and Dolby Atmos installed.

your rom have sapa? with that i've 38ms of latency in stock rom

Pictures as attached.

popthosegaskets said:
I'm getting 40ms on my S6 G920I unrooted, stock ROM. I ran the test twice and got the same results. Difference may be attributed to buffer size and the audio mods you may have installed on your phone. I will try with my HTC M8 which is rooted with V4A and Dolby Atmos installed.
Click to expand...
Click to collapse
Wow! I'm gonna do a nandroid and try again on stock!
Sent from my SM-G925K using Tapatalk

bonzi1994 said:
your rom have sapa? with that i've 38ms of latency in stock rom
Click to expand...
Click to collapse
No, I don't have it installed. Like I mentioned earlier it's a stock unrooted ROM.

bonzi1994 said:
your rom have sapa? with that i've 38ms of latency in stock rom
Click to expand...
Click to collapse
Here's an article I found related to sapa
http://superpowered.com/why-samsung...n-for-low-latency-android-audio#axzz3r8W4BQuv
Sent from my SM-G925K using Tapatalk

And I also don't have that installed
Sent from my SM-G925K using Tapatalk

popthosegaskets said:
No, I don't have it installed. Like I mentioned earlier it's a stock unrooted ROM.
Click to expand...
Click to collapse
then you have it, it's a preinstalled app

40ms

I am getting 38ms tried it twice. I have 920I on Crisscross rom. No audio mod installed.
Sent from my SM-G920I using XDA Free mobile app

Any xtrestolite or Viper mod/Dolby users?
Sent from my SM-G925K using Tapatalk

popthosegaskets said:
I'm getting 40ms on my S6 G920I unrooted, stock ROM. I ran the test twice and got the same results. Difference may be attributed to buffer size and the audio mods you may have installed on your phone. I will try with my HTC M8 which is rooted with V4A and Dolby Atmos installed.
Click to expand...
Click to collapse
My HTC did much worse. Disabling V4A and Dolby Atmos did help a bit though. First pic was with all effects on. Second pic was with all effects off.

38 MS on stock 5.1
root + Googy Kernel

40ms here too with viper and adreilux hardware EQ

I'm getting ~150ms on a g920i with Xtrestolite 2.4 without any audio mods. I think it's the rom since others are getting ~40ms.
Probably more to do with the fact Xtrestolite is using an older samsung base.

ko0l said:
I'm getting ~150ms on a g920i with Xtrestolite 2.4 without any audio mods. I think it's the rom since others are getting ~40ms.
Probably more to do with the fact Xtrestolite is using an older samsung base.
Click to expand...
Click to collapse
I doubt older base is the issue. It's not like samsung figured out how to reduce the Latency by more than half in just months When it took google so much time [emoji6]
Sent from my SM-G925K using Tapatalk

sapnesh said:
I doubt older base is the issue. It's not like samsung figured out how to reduce the Latency by more than half in just months When it took google so much time [emoji6]
Sent from my SM-G925K using Tapatalk
Click to expand...
Click to collapse
Your right this is not good...High latency is mostly a issue of the internal DAC i'm sorry to say if thats the case this is not solvable.
I hope for you guys its just a software problem is some way but the availble audio mods dont have any effect on the latency.
For the op: Try a full clean whipe and total factory reset

popthosegaskets said:
I'm getting 40ms on my S6 G920I unrooted, stock ROM. I ran the test twice and got the same results. Difference may be attributed to buffer size and the audio mods you may have installed on your phone. I will try with my HTC M8 which is rooted with V4A and Dolby Atmos installed.
Click to expand...
Click to collapse
Same
Sent from my SM-G920F using XDA Free mobile app

38 ms, back to noot, v4a, arter kernel.

Related

Will Touchwiz ICS fix bluetooth bitpool?

We all know that the GNote Yamaha DAC= fail.
We also know that A2DP on samsung-based devices = fail, because of the abnormally low bitpool- this is the subject of this thread.
Has anyone raised the bitpool issue to Samsung?
Might be a good idea before they release Touchwiz ICS, to make sure that they fix their @#$& kernel.
Otherwise we will have no choice but to use AOSP kernels, or heavily modify the Samsung kernel to completely bypass the Samsung bluetooth stack and use an AOSP version with a higher bitpool instead.
guitarplayerone said:
Ordering a Gnote no matter what, but we all know that the Yamaha DAC= fail.
We also know that A2DP= fail, unless we are running 128kbps files which might not cause issues with the extremely low, stock, closed bitpool issue.
Has anyone raised the bitpool issue to Samsung?
Might be a good idea before they release Touchwiz ICS, to make sure that they fix their @#$& kernel.
(Yes, we could use CM9, which would hopefully fix the bitpool issue, but it is not yet clear if all the nice Spen features will be integrated... probably at least part of the reason any of us purchased Gnotes to begin with)
Click to expand...
Click to collapse
Honestly, CM sucks for me. I know it may be useful for some people to have as AOSP as possible, but stock Android builds still leave a lot to be desired and they never include special characteristics of the device. Look at the Atrix... 9 months to get the fingerprint sensor working, and webtop is still out.
However, other devs could mod this on their ROMs. Is it possible to do so? That's my question here.
guitarplayerone said:
We also know that A2DP= fail, unless we are running 128kbps files which might not cause issues with the extremely low, stock, closed bitpool issue.
Click to expand...
Click to collapse
Could you describe this issue? I use A2DP every day and I haven't noticed any problems.
PickleHead said:
Could you describe this issue? I use A2DP every day and I haven't noticed any problems.
Click to expand...
Click to collapse
Which device is it on? The bitpool set by Samsung on the GSII and GNote, from what I understand, is ~30 (units?). Apparently, to be able to properly stream A2DP media with higher bitrates, a higher bitpool is required.
This is not a problem with stock droid builds or CM9, because they use an open-sourced version of the bluetooth stack, which can be edited relatively easily.
It has been an issue on the most recent gingerbread touchwiz roms
guitarplayerone said:
Which device is it on? The bitpool set by Samsung on the GSII and GNote, from what I understand, is ~30 (units?). Apparently, to be able to properly stream A2DP media with higher bitrates, a higher bitpool is required.
This is not a problem with stock droid builds or CM9, because they use an open-sourced version of the bluetooth stack, which can be edited relatively easily.
It has been an issue on the most recent gingerbread touchwiz roms
Click to expand...
Click to collapse
I was using A2DP on the Note stock rom and I moved to Cassie's rom, I don't notice a problem. I know I'm not an audiophile but I think I can tell between 128k and higher. Is there a more precise way to tell if I'm using the higher bitrates?
My impression was that it ran both cores simultaneously already as needed...which with me would be most of the time.
I guess this just has em on all the time.
rockky said:
My impression was that it ran both cores simultaneously already as needed...which with me would be most of the time.
I guess this just has em on all the time.
Click to expand...
Click to collapse
Just to be clear, this thread is about the bitpool value in the closed-source Samsung bluetooth stack.
What does this have to do with cores?
Don't know HOW the hell this response got on this thread....!
PickleHead said:
I was using A2DP on the Note stock rom and I moved to Cassie's rom, I don't notice a problem. I know I'm not an audiophile but I think I can tell between 128k and higher. Is there a more precise way to tell if I'm using the higher bitrates?
Click to expand...
Click to collapse
If you are using windows, you can just look under the properties of the MP3 file on your computer, and it should have the bitrate on there.
No idea how to do it on android though, as the device has not yet arrived ;-)
A bitrate of 320 kb/s should cause increased chances of stuttering.
Also, could you share which headset you are using? It seems that some have more trouble than others.
Edit: it appears that the stock player doesn't show the bitrate of the file, at least according to Androidcentral
guitarplayerone said:
If you are using windows, you can just look under the properties of the MP3 file on your computer, and it should have the bitrate on there.
No idea how to do it on android though, as the device has not yet arrived ;-)
A bitrate of 320 kb/s should cause increased chances of stuttering.
Also, could you share which headset you are using? It seems that some have more trouble than others.
Edit: it appears that the stock player doesn't show the bitrate of the file, at least according to Androidcentral
Click to expand...
Click to collapse
I didn't know you meant the bitrate of the actual audio files. I use subsonic which downconverts audio to 256 kbps on wifi, or 192 kbps when I'm running on data. I still don't notice any issues. I used to have CRAZY stuttering on my captivate and this is one of the big reasons I upgraded to the note.
I use a Nokia BH-905i.
Ya i can fell that the audio quality over the bluetooth is low compared to other phones...

ART vs Dalvik Experiment : Suggestions welcome!

So, now that ART is becoming more of a stable thing that works on more apps AND dual boot is available... I was thinking of doing an experiment of the same rom with all the same settings dual booting with 1 running Dalvik, and 1 running ART. Looking for suggestions on what kinds of tests on what rom(s) / kernels / mods you'd be interested in seeing?
Sounds like a great idea. I'd say test with the stock kernel to get a good baseline then maybe see if there is a difference with custom kernels. Benchmarks don't seem to show any increases with art if anything they're lower. But to me art seems smoother transitioning between apps and basic ui usage. I'd say also throw in the moto x dalvik tweak.
Sent from my Nexus 5 using Tapatalk
ART was stable since day 1. It were the apps that needed to support it...
Sent from my Nexus 5 using Tapatalk
Yea, and I was thinking now with screen recording, it might be a good way to see it in action directly. So I guess the first option would be to be completely stock / odexed / etc?
I agree about the ART stability, but the end result for the normal user was the same - issues.
Only thing I would worry about is the overhead of the screen recorder might impact performance. I know on my pc screen recording had a significant impact on performance.
Sent from my Nexus 5 using Tapatalk
Ahh. Good point. What about screen recording via PC + adb? Haven't looked into it yet so just spitballing...
Sent from my... brain?
Elisha said:
ART was stable since day 1. It were the apps that needed to support it...
Sent from my Nexus 5 using Tapatalk
Click to expand...
Click to collapse
No, they solved several critical bugs in 4.4.1 (check change log). And I am sure some remains.
Sent from my Nexus 5 using Tapatalk

Why you should pause and read before installing Lollipop 5.1

For many is already too late, you installed 5.1 believing the hype that latest means greatest and found out that 5.1 is not better than 4.4.4, simply different. You found out some of your apps don't work, your battery life took a hit for the worse or even your hardware does not perform as well as it did on Kitkat 4.4.4. If you installed the OTA for 5.1 and you are happy, this is not directed at you; just continue to enjoy your new OS. I have taken the time to read from many different sources and viewed several videos on You Tube that test side by side Kitkat 4.4.4 vs LP 5.1 and it shows conclusively that Kitkat outperforms LP is just about every category that can be measured or seen with your own eyes. I also realize that some on kitkat may be experiencing a specific problem that they believe or hope LP will solve. This post is not designed to tell anyone what to do or not do. I advised caution, patience and research.
If you know for a fact that LP will offer you something specific that you need take the plunge but at least take the time to check what LP will mess up that you are now enjoying on Kitkat, the information is out there easily found, in closing: if you are sitting on the fence and have not yet taken the 5.1 OTA read and view videos so when you make your decision at least you will know what you will be getting and losing.
They should get replacements if they have had all those problems. I side loaded 5.1 and my battery life more than doubled, it sped up immensely and just about everything is better..
Sent from my XT1254 using Tapatalk
I have read the 5.1 image over 4.4.4 is working well, not so good with the OTA.
smokie11 said:
I have read the 5.1 image over 4.4.4 is working well, not so good with the OTA.
Click to expand...
Click to collapse
They are binary matches once installed. Differences are whether the user wipes or not.
From what I understand the 5.1 image allows mofo root to work and is reversible to 4.4.4. The 5.1 OTA for Droid Turbo offers nothing I want, but I do understand probably most people do want it...new has a hynotic appeal.
smokie11 said:
For many is already too late... I have taken the time to read from many different sources and viewed several videos on You Tube that test side by side Kitkat 4.4.4 vs LP 5.1 and it shows conclusively that Kitkat outperforms LP is just about every category that can be measured or seen with your own eyes.
Click to expand...
Click to collapse
I'm sorry, I just can't read this post without chuckling a bit. It literally sounds like any tin-foil hat type post on conspiracy forums. (They generally say they know without a doubt and the evidence they've seen shows.. the moon landings were faked.. airplanes are poisoning us... the government has the ability to keep a secret... and they generally cite a youtube video they saw.)
Im not saying people aren't having issues, but to say KK is conclusively shown to be slower than LP via youtube... ugh.
I dont have to cite anything and say no. Art vs Dalvik. Thats the only argument I have to make.
As for your last post, yes, from 4.4.4 you can flash parts of 5.1 and a (rooted) image to get LP with root... that's about all I have to say on this "conclusive" topic.
itsdubai said:
They should get replacements if they have had all those problems. I side loaded 5.1 and my battery life more than doubled, it sped up immensely and just about everything is better..
Sent from my XT1254 using Tapatalk
Click to expand...
Click to collapse
ntxct said:
I'm sorry, I just can't read this post without chuckling a bit. It literally sounds like any tin-foil hat type post on conspiracy forums. (They generally say they know without a doubt and the evidence they've seen shows.. the moon landings were faked.. airplanes are poisoning us... the government has the ability to keep a secret... and they generally cite a youtube video they saw.)
Im not saying people aren't having issues, but to say KK is conclusively shown to be slower than LP via youtube... ugh.
I dont have to cite anything and say no. Art vs Dalvik. Thats the only argument I have to make.
As for your last post, yes, from 4.4.4 you can flash parts of 5.1 and a (rooted) image to get LP with root... that's about all I have to say on this "conclusive" topic.
Click to expand...
Click to collapse
Chuckling is good. Installing the 5.1 OTA without doing a little checking first coud make a person . I advocated patience and reading first that's all, Since you are familiar with Art you already know that not all programs that our members use and find important are updated to use it. I would agree with you that LP has a greater potential than KK. I am sure it has not been realized yet... and I can't stand white backgrounds
Running ComputerFreak's 5.1 image, and just about everything about it is perfect.
Debloated, rooted, ad-free, and xposed enabled. Along with exceptional performance and battery life, leagues ahead of kitkat.
What more could you ask for?
I could not disagree with the OP more if I wanted. LP is leaps and bounds better than KK - performance-wise, battery-wise, looks, and feels. Unless you have a dire need of root, LP is a way to go
Leraeniesh said:
Running ComputerFreak's 5.1 image, and just about everything about it is perfect.
Debloated, rooted, ad-free, and xposed enabled. Along with exceptional performance and battery life, leagues ahead of kitkat.
What more could you ask for?
Click to expand...
Click to collapse
I'm running an even more debloated version (customized myself) of ComputerFreek's 5.1 image (1.0b).
I wouldn't say everything is perfect..
1. Nova Launcher and also APEX launcher lost the ability to show unread emails, even using the ASOP (from Cyanogenmod) Email client.
2. Xposed modules that are compatible with 5.1 are just a fewer than 4.4. One of the modules I was using was the Dynamic Alarm clock, I kinda miss it now
Otherwise 5.1 seems to be great...
neozen21 said:
I'm running an even more debloated version (customized myself) of ComputerFreek's 5.1 image (1.0b).
I wouldn't say everything is perfect..
1. Nova Launcher and also APEX launcher lost the ability to show unread emails, even using the ASOP (from Cyanogenmod) Email client.
2. Xposed modules that are compatible with 5.1 are just a fewer than 4.4. One of the modules I was using was the Dynamic Alarm clock, I kinda miss it now
Otherwise 5.1 seems to be great...
Click to expand...
Click to collapse
I use Action launcher for my main, so I haven't noticed that.
Haven't had any issues with xposed modules. I'm using GravityBox, Greenify, Lucky Patcher, NoMapsTips, Pandora Patcher, SNAPFREFS, and YouTube AdAway with zero issues.
Leraeniesh said:
I use Action launcher for my main, so I haven't noticed that.
Haven't had any issues with xposed modules. I'm using GravityBox, Greenify, Lucky Patcher, NoMapsTips, Pandora Patcher, SNAPFREFS, and YouTube AdAway with zero issues.
Click to expand...
Click to collapse
So Action launcher will still show unread email from Exchange with the Email client (not Gmail)?
neozen21 said:
So Action launcher will still show unread email from Exchange with the Email client (not Gmail)?
Click to expand...
Click to collapse
Works for default Gmail client on 5.1
Leraeniesh said:
Works for default Gmail client on 5.1
Click to expand...
Click to collapse
Nova and APEX work with Gmail client too.
However, I need the default Email client, the one that works with Exchange (ActiveSync)... I have my contacts, calendar in my work's Exchange server...
Oh well, hopefully an update will come out soon...
I had the opportunity today to spend some time with one of my sons who happens to own a Droid Turbo, he asked me if I had updated to LP and I said no, he told me he did the OTA update to LP about 2 weeks ago and was very happy with it. My first question was how is your battery life? He said about the same. I asked him if there was any one feature that clearly in his opinion made it better than KK and he said no, he liked the overall effect like eye candy, he likes it because is new, different and the latest. Fair enough, that is certainly a good enough reason to change...but not for me. Next we spent about the next 10-15 minutes opening programs that we shared in common also going to different web sites phones side by side. The results were this: KK was slightly faster most of the time (1 second on average) a few times LP was faster (fractions of a second) The truth is exactly what I saw on You Tube videos: right now as of today KK is overall slightly faster than LP. I would like to emphasize my son is very happy with LP, he likes how it looks and that is fine. Reality TODAY demonstrated to me that KK is faster than LP. No big deal faster, just a little faster. So this ART vs Dalvik is an area where until developers actually rewrite their programs to take full advantage of AOT ahead of time compiling vs just in time to avoid those programs that today don't play nice with ART. The future it seems belongs to ART but in the present Dalvik is superior. Just my opinion ok guys don't get all crazy and worked up about it. Just remember you know a lot more about this than me...the only thing that matters to me is what I see when I use my phone, not lines of binary code.
Latest means better bro
Every update is for the betterment
Maybe the lp5.1 ROMs u used were not satisfactory for you but the switch to art framework , ram optimisation , other ui and the most important the stability made lp a reason of better ROM than kk
Wait for the stable lp ROM and u ll get your answer
Its a great step taken by Google
And the experience with lp is great
These misconceptions are just made for popularity maybe
I myself am using cm 12.1 and that too unofficial ported by me and the experience with this ROM is way better than that of stock rom or even other ROMs .
Sent from my iris_X8 using XDA Free mobile app
manhar2108 said:
Latest means better bro
Every update is for the betterment
Maybe the lp5.1 ROMs u used were not satisfactory for you but the switch to art framework , ram optimisation , other ui and the most important the stability made lp a reason of better ROM than kk
Wait for the stable lp ROM and u ll get your answer
Its a great step taken by Google
And the experience with lp is great
These misconceptions are just made for popularity maybe
I myself am using cm 12.1 and that too unofficial ported by me and the experience with this ROM is way better than that of stock rom or even other ROMs .
Sent from my iris_X8 using XDA Free mobile app
Click to expand...
Click to collapse
My thread and comments were aimed at Verizon Droid Turbo owners that are running stock KK compared to OTA LP, within those parameters I advocated patience, reading and research before changing to OTA LP that's all. I have operated my stock Turbo KK next to stock OTA LP and yes some things look different but it did nothing we tested better...nothing. I agree with you that the intent of new updates is to improve and make better; the results are not always better... do you remenber when Windows Vista was the newest, latest OS Microsoft had to offer???:laugh:
smokie11 said:
My thread and comments were aimed at Verizon Droid Turbo owners that are running stock KK compared to OTA LP, within those parameters I advocated patience, reading and research before changing to OTA LP that's all. I have operated my stock Turbo KK next to stock OTA LP and yes some things look different but it did nothing we tested better...nothing. I agree with you that the intent of new updates is to improve and make better; the results are not always better... do you remenber when Windows Vista was the newest, latest OS Microsoft had to offer???:laugh:
Click to expand...
Click to collapse
Similarly was win 8 but it had improvements
That's what I mean to say
Wait for a stable ROM
Sent from my iris_X8 using XDA Free mobile app
manhar2108 said:
Similarly was win 8 but it had improvements
That's what I mean to say
Wait for a stable ROM
Sent from my iris_X8 using XDA Free mobile app
Click to expand...
Click to collapse
I know, is all good.
manhar2108 said:
Similarly was win 8 but it had improvements
That's what I mean to say
Wait for a stable ROM
Sent from my iris_X8 using XDA Free mobile app
Click to expand...
Click to collapse
And you measured the times how? Second, fraction of a Second. All perceived I'm guessing. To many variables involved. I personally think lp is faster than kk. But again it's my opinion and based on a perceived feeling.

Hi-Fi Audio with Custom ROM

Hello all,
I'm on the fence about moving back to using a custom ROM on my A2017U. The issue I have is that I had trouble on my last ROM using the Hi-Fi DAC, which really bothered me because part of the reason why I bought this phone was to take advantage of the better audio quality as compared to other phones at the time of its release. Presently, what's the easiest way to take advantage of the DAC on an 8.x AOSP ROM?
Thanks!
achillesphazd said:
Hello all,
I'm on the fence about moving back to using a custom ROM on my A2017U. The issue I have is that I had trouble on my last ROM using the Hi-Fi DAC, which really bothered me because part of the reason why I bought this phone was to take advantage of the better audio quality as compared to other phones at the time of its release. Presently, what's the easiest way to take advantage of the DAC on an 8.x AOSP ROM?
Thanks!
Click to expand...
Click to collapse
Also, I'd like to know if there is a way to fully use Dolby Atmos with the built-in speakers on a custom ROM.
achillesphazd said:
Also, I'd like to know if there is a way to fully use Dolby Atmos with the built-in speakers on a custom ROM.
Click to expand...
Click to collapse
Not sure about "fully use" but I have used Dolby Atmos on custom ROMs. Currently running the one from here...
http://forum.xda-developers.com/showthread.php?t=3740508
[PORT] [8.0+] Dolby Atmos™ for Oreo 20180220 [Standard/Unity]
ZTE Axon 7 A2017U, AospExtended v5.4 ROM, HellsGate Kernel, Multiboot, Tapatalk 4.9.3
marcdw said:
Not sure about "fully use" but I have used Dolby Atmos on custom ROMs. Currently running the one from here...
http://forum.xda-developers.com/showthread.php?t=3740508
[PORT] [8.0+] Dolby Atmos™ for Oreo 20180220 [Standard/Unity]
ZTE Axon 7 A2017U, AospExtended v5.4 ROM, HellsGate Kernel, Multiboot, Tapatalk 4.9.3
Click to expand...
Click to collapse
Thanks for the reply. How about using the AKG DAC?
https://www.extreamsd.com/index.php/hires-audio-driver
http://www.extreamsd.com/index.php/uapp-trial
aosp said:
https://www.extreamsd.com/index.php/hires-audio-driver
http://www.extreamsd.com/index.php/uapp-trial
Click to expand...
Click to collapse
Thanks so much! Have you personally tried this?
achillesphazd said:
Thanks so much! Have you personally tried this?
Click to expand...
Click to collapse
Yes I have and I'll be surprised if any other audio player will sound more Hi-Fi then UAPP besides the craptastic stock player
achillesphazd said:
Hello all,
I'm on the fence about moving back to using a custom ROM on my A2017U.....
I guess you partly answered your question yourself. First of all, the reason to root devices and install custom ROMs have reduced drastically. Rooting and Custom ROMs were the thing when Android was in its initial stages. Now, they have grown it leaps and bounds and there isn't simply anything that a developer could add which is not present in the stock. That being said, people still root it for various reasons and I am okay with it. I used to be root all my phones but have completely stopped it in the last two years. I don't much value in rooting anymore. But that's me.
Now coming to this specific device, which is renowned for its audio capabilities. Why would you buy a phone which comes with stellar sound through both speakers and audio jack and install a custom ROM?!? There are certain things best left to the makers of the phone. I would look to install a custom ROM to enhance performance/features of a device. But in this case, if you are going to install a custom ROM, you are certainly going to rob the device of its audio capabilities. This phone is best left untouched if music/sound is your thing. I wouldn't even root this device, for the fear of breaking something that might deteriorate the sound quality. I own a ZTE Axon 7 Mini. I bought it mainly for its audio capabilities. It is my secondary phone for SIM2 and a media device. After buying, I just updated it to Android 7.1.1, froze the apps that I won't use. I certainly will not even root it, even though I know how to root it.
Hope this helps.
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prmbasheer said:
achillesphazd said:
Hello all,
I'm on the fence about moving back to using a custom ROM on my A2017U.....
I guess you partly answered your question yourself. First of all, the reason to root devices and install custom ROMs have reduced drastically. Rooting and Custom ROMs were the thing when Android was in its initial stages. Now, they have grown it leaps and bounds and there isn't simply anything that a developer could add which is not present in the stock. That being said, people still root it for various reasons and I am okay with it. I used to be root all my phones but have completely stopped it in the last two years. I don't much value in rooting anymore. But that's me.
Now coming to this specific device, which is renowned for its audio capabilities. Why would you buy a phone which comes with stellar sound through both speakers and audio jack and install a custom ROM?!? There are certain things best left to the makers of the phone. I would look to install a custom ROM to enhance performance/features of a device. But in this case, if you are going to install a custom ROM, you are certainly going to rob the device of its audio capabilities. This phone is best left untouched if music/sound is your thing. I wouldn't even root this device, for the fear of breaking something that might deteriorate the sound quality. I own a ZTE Axon 7 Mini. I bought it mainly for its audio capabilities. It is my secondary phone for SIM2 and a media device. After buying, I just updated it to Android 7.1.1, froze the apps that I won't use. I certainly will not even root it, even though I know how to root it.
Hope this helps.
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Click to collapse
Why would you "certainly" kill the audio? Why are you so damn sure that it's worse than stock?
---------- Post added at 03:36 AM ---------- Previous post was at 03:32 AM ----------
achillesphazd said:
Hello all,
I'm on the fence about moving back to using a custom ROM on my A2017U. The issue I have is that I had trouble on my last ROM using the Hi-Fi DAC, which really bothered me because part of the reason why I bought this phone was to take advantage of the better audio quality as compared to other phones at the time of its release. Presently, what's the easiest way to take advantage of the DAC on an 8.x AOSP ROM?
Thanks!
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On Nougat AOSP you can get 192k no problem with Neutron. Literally ANY ROM from here uses the AK4490, because they are all patched now. Stock ROMs will use the AK4490 most of the time but not with the speakers (doesn't really matter) or with Dolby (Does matter) and sometimes it will even turn it off on Youtube for some reason.
I think you can't ger hi-fi in custom Oreo. But now you guys also have B01 and B12 which are stock Oreo and work just fine
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Choose an username... said:
prmbasheer said:
Why would you "certainly" kill the audio? Why are you so damn sure that it's worse than stock?
---------- Post added at 03:36 AM ---------- Previous post was at 03:32 AM ----------
On Nougat AOSP you can get 192k no problem with Neutron. Literally ANY ROM from here uses the AK4490, because they are all patched now. Stock ROMs will use the AK4490 most of the time but not with the speakers (doesn't really matter) or with Dolby (Does matter) and sometimes it will even turn it off on Youtube for some reason.
I think you can't ger hi-fi in custom Oreo. But now you guys also have B01 and B12 which are stock Oreo and work just fine
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Didn't nfound say dac works on aex if you use the b10+b32 bootsect?
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Dodgexander said:
Choose an username... said:
Didn't nfound say dac works on aex if you use the b10+b32 bootsect?
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It works. I'm on AEX oreo with Hellsgate Kernel and CAD driver for better control over the dac and it works flawlessly with direct pcm players like Neutron and UAPP.
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Dodgexander said:
Choose an username... said:
Didn't nfound say dac works on aex if you use the b10+b32 bootsect?
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yes, ergo, it works on all ROMs
---------- Post added at 04:43 PM ---------- Previous post was at 04:43 PM ----------
wannaskoo said:
Dodgexander said:
It works. I'm on AEX oreo with Hellsgate Kernel and CAD driver for better control over the dac and it works flawlessly with direct pcm players like Neutron and UAPP.
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I'm actually pretty sure that AEX already has the CAD driver integrates
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I'm confused, first you said you can't get it working in custom oreo but now you are saying you can?
As far as I'm aware the CAD driver was to make oreo roms work that didn't have support, aex always has with the b10+b32 bootstack.
I guess it also gives you more control..the cad settings that is.
Dodgexander said:
I'm confused, first you said you can't get it working in custom oreo but now you are saying you can?
As far as I'm aware the CAD driver was to make oreo roms work that didn't have support, aex always has with the b10+b32 bootstack.
I guess it also gives you more control..the cad settings that is.
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You can't get hi-fi in Oreo, that's that. Now, the DAC, sure. Those are two different things. Apps can't get direct_pcm output for some reason. But the AK4490 processes stuff just fine, albeit @48KHz.
The CAD driver was to be able to change the DAC's filters, only that. i.e. super-slow and stuff. It may or may not have added support on ROMs.
aosp said:
Yes I have and I'll be surprised if any other audio player will sound more Hi-Fi then UAPP besides the craptastic stock player
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I don't know what do you mean "more HIFI" because the stock player is quite good and precise in the term of sound quality.
I have tested it with the best soundcards A/B.
Functionality is another story.
I hope your tip will work anyway...
Androowner said:
I don't know what do you mean "more HIFI" because the stock player is quite good and precise in the term of sound quality.
I have tested it with the best soundcards A/B.
Functionality is another story.
I hope your tip will work anyway...
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nice 6 month bump fam
Choose an username... said:
nice 6 month bump fam
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And whats the problem with it ?
if my Axon7 guarantie goes over in december, I will thinking to go with AOSP or other custom rom. Sound is the most important for me. Now I have a little time to read again forums... And checking whats happened since than.
Also subscribed fans get this 6 mount bump letter also...
(also the stock player is real pain, would be great to use all the media through DAC)
Stock ROM is unable to do this, but can't move yet to custom ROM...
Androowner said:
And whats the problem with it ?
if my Axon7 guarantie goes over in december, I will thinking to go with AOSP or other custom rom. Sound is the most important for me. Now I have a little time to read again forums... And checking whats happened since than.
Also subscribed fans get this 6 mount bump letter also...
(also the stock player is real pain, would be great to use all the media through DAC)
Stock ROM is unable to do this, but can't move yet to custom ROM...
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Click to collapse
the problem is that you annoy everyone with a dead thread about something that seemingly was never really agreed upon. Honestly I'm about to make a thread explaining the facts if this keeps going (It'll get buried but whatever)
Point is, ALL SOUND GOES THROUGH THE DAC THAT IS SELECTED AT THE TIME (Unless you use Atmos, which will select the 4961 [crappy one])
If you want hifi off of another app, then use Poweramp or Neutron or that UAPP thing (i never tested it). They handle 192k just fine, proven.
Same story on custom ROMs since Nougat. GSIs are a bit more complex.
Poweramp's sound engine absolutely obliterates the stock app's sound.
Choose an username... said:
the problem is that you annoy everyone with a dead thread about something that seemingly was never really agreed upon. Honestly I'm about to make a thread explaining the facts if this keeps going (It'll get buried but whatever)
Point is, ALL SOUND GOES THROUGH THE DAC THAT IS SELECTED AT THE TIME (Unless you use Atmos, which will select the 4961 [crappy one])
If you want hifi off of another app, then use Poweramp or Neutron or that UAPP thing (i never tested it). They handle 192k just fine, proven.
Same story on custom ROMs since Nougat. GSIs are a bit more complex.
Poweramp's sound engine absolutely obliterates the stock app's sound.
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Can any PIE rom play 192khz?
residento said:
Can any PIE rom play 192khz?
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don't think so, but LOS 16 will probably be the only candidate as GSIs have hideous audio

lag

Anyone get lag on most custom roms over time that needs a restart to fix? I don't think it happens often and it doesn't look like clearing recents or anything will help. Is there another method people use to keep it always fast without needing to restart? I forgot if stock had that problem too. When it doesn't lag though, performance is nice and smooth like how it first was after a clean flash while not affecting the battery at all. Would be nice to know what causes it too
do you use the headphone jack? Could be caused by the memory leak on all B12 source based ROMs
Sent from my ZTE Axon 7 using XDA Labs
Infy_AsiX said:
do you use the headphone jack? Could be caused by the memory leak on all B12 source based ROMs
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Yeah sometimes I think I noticed faster drain too that's been reported as an AEX sound bug before. I'm currently on the latest 7/11 non treble. I wonder if the newer treble builds don't have that problem I'll need to read into it more though it's sad to see the dev has left. Should it be fine if I don't use earphones for the whole day or if changed to a different rom? I think I will go back to using Bluetooth earphones if that fixes it too. I was using wired because I was lazy to connect Bluetooth and hoping it would save some battery. They sound slightly better too but looks like it did the opposite! Would be nice if rom could stay fast the whole time. Thanks for the reply
anon1135 said:
Yeah sometimes I think I noticed faster drain too that's been reported as an AEX sound bug before. I'm currently on the latest 7/11 non treble. I wonder if the newer treble builds don't have that problem I'll need to read into it more though it's sad to see the dev has left. Should it be fine if I don't use earphones for the whole day or if changed to a different rom? I think I will go back to using Bluetooth earphones if that fixes it too. I was using wired because I was lazy to connect Bluetooth and hoping it would save some battery. They sound slightly better too but looks like it did the opposite! Would be nice if rom could stay fast the whole time. Thanks for the reply
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I didn't persist with B12 ROMs as I soon discovered the bug. I've heard it exists on Treble too. How the memory leaks occur no one has reported.
To check use terminal:
su
top -s 6
Under the USER column the two Audioserver processes can be found. Under their respective RES column is their RAM usage. It may just grow during usage. It may be possible to kill it to restart the memory leak but that won't help with it's large CPU% usage drain either.
Sent from my ZTE Axon 7 using XDA Labs
Infy_AsiX said:
I didn't persist with B12 ROMs as I soon discovered the bug. I've heard it exists on Treble too. How the memory leaks occur no one has reported.
To check use terminal:
su
top -s 6
Under the USER column the two Audioserver processes can be found. Under their respective RES column is their RAM usage. It may just grow during usage. It may be possible to kill it to restart the memory leak but that won't help with it's large CPU% usage drain either.
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Click to collapse
Just out of curiosity which rom are u on now or recommend? If it weren't for this bug the rom the rom would be perfect
anon1135 said:
Just out of curiosity which rom are u on now or recommend? If it weren't for this bug the rom the rom would be perfect
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The latest available RR-O without the bug. Kranoner's 20180511, google his AFH for it. It also requires a APN fix
Infy_AsiX said:
The latest available RR-O without the bug. Kranoner's 20180511, google his AFH for it. It also requires a APN fix
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Ty I will try

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