[Q] Audio Tunneling DSP - Snapdragon 801 Present? - ONE Q&A, Help & Troubleshooting

Hey all,
I've just recently received my OPO and it seems to me that things like listening to pocket casts/google play music are burning through my battery at a much faster rate than on my n5. I know one of the selling points of the n5 was the the use of the secondary low-power processor for audio tunneling, and I believed this functionality was included in the snapdragon 801- can anyone confirm that this functionality is enabled?
Edit- earlier blog posts regarding this here ; anything I might have done to disabled this or any reason cached music/podcasts would not take advantage of this?

Yes, the actual playback of media uses very little battery, it's the apps that are sucking juice.
My suggestion:
Go to Settings>Privacy>Privacy Guard>Advanced and set "Wake Up" and "Keep Awake" to "Disabled" on all your audio apps.
One catch, you'll need to have the audio app on screen before you turn the screen off, or playback will pause a couple minutes after the screen turns off.
I've found this saves a ton of battery.

Related

Music Enhancer, Sound Set, Battery Hogs

I've read posts before of people seeing better battery life after they've had their phone a couple weeks. I've had my a couple days, and sometimes it gets pretty hot when I'm not doing anything. So I've been using Android Task Manager to view realtime processes. What I've noticed is that the "Music Enhancer" and "Sound Set" processes all the sudden have become active and are in the top 5 CPU utilizers. Usually this was accompanied by Power Amp (which I wasn't using the app) but now it is accompanied by Google Play Music Service (which I wasn't using either).
I have a large music collection loaded. Is Android/Google up to something as far as cataloging my music or sending information to Google Play about the music on my Phone. Of course that wouldn't explain why Power Amp was eating CPU when not being used.
It's enough draw that the USB charging can't keep up with the CPU utilization. This is on wifi so it can't be something to do with 4G data transfers going on.
I have Google Play music sync turned OFF on the phone.
It has to do with HTC Music Enhancer. Must be analyzing my 2000 MP3s for the first time or something? There's no information anywhere as to what it does / is doing.

[Q] Music playback keeps pausing. Who has a fix?

My Galaxy S6 keeps randomly pausing music playback while I have it connected to the aux input in my car for no apparent reason. Phone is rooted on the stock AT&T Rom and has been restored via ODIN twice without any change. It did this before root as well without change. I have disabled nuplayer in the dev settings and tried resyncing my library multiple times thinking it was due to corrupted files. This clearly is a samsung issue and seems to be apparent with older generations of the Galaxy series as well. Does anyone have a fix? I can't imagine the rest of you are actually putting up with this bug on a $600 phone. It's really driving me nuts having to keep fiddling with the damn phone while I'm driving to unpause the music, raise the volume past the warning, just to do it again a few minutes later. Tried the stock music app as well as doubletwist, no changes. Could this be caused by some motion sensing feature that needs to be disabled?
So who here has a fix? Appreciate any tips or solutions. Thanks
I know I'm not the only one. Who knows the fix and wouldn't mind sharing? Thanks
Bump for info
I have a similar issue, as my Bluetooth earphones just stops playing music. The the strange thing is that my other pair of Bluetooth earphones work fine, and I've never had any issue with other Bluetooth media connections (including those in a car). It could be specific to your car.
I'm using Google Play Music.
Have you tried it with another system?
Sent from my SM-G920T using XDA Free mobile app
Do you guys happen to have the music pause gesture? Had this problem with the note 3 where video seems like it was lagging really bad but it was actually pausing and unpausing because of smart stay. Turned it off and it was perfect. It's probably a screen protector messing with the sensors for the gesture.
Sent from my SM-G920T1 using XDA Free mobile app
I faced this too.
This happened when i play music directly from the Widget. However if i open the app and play music, it didnt stop.
Hope this helps.
Blame the ****ty memory management that keeps killing apps.
Sent from my SM-G920T
OP, are you saying that when it pauses, it also resets the volume warning? Or was that just additional annoyance?
^^Combination of both. When playing music on the device via aux in my car, I have the phone set to max volume, then control volume output via my car. When using the stock music app, doubletwist, etc, the music will randomly pause playback for no reason while the screen is off while the phone sits in my lap untouched. Smart stay is off, and I'm running out of ideas honestly. Been listening to Pandora recently and haven't had issues in the past four days, so it's something with music playback for the device only. Any ideas would be appreciated. Thanks
Maybe your cable is loose or has a bad connection on one end or the other? When you unplug headphones, music playback stops. Try using an app like Trigger or Tasker to make something happen on headphone unplug, such as launching a certain app or whatnot so that you'll know if the phone thinks it got unplugged.
Try clearing the cache of the music app ir use Cache Cleaner (downloadable from Playstore) to clean all cache. You can also try going to recovery mode to wipe cache.
Unfortunately I clear cache weekly, and am certain its not a connection issue. Are there additional touch or motion sensor other than the smart stay function (currently disabled) that could be triggering this?
I don't know what to tell you. Using aux is similar to plugging in via headphones and I've had no issues in that regard. I've had no problems with Bluetooth streaming either. In cases like this, it could be app interference or faulty hardware.
Sent from my SM-T805 using Tapatalk
Is it only happening when you're using it in your car? What about with headphones or BT audio connections.
Do you have any sound effects enabled? I noticed that SoundAdapt really affected the performance of my phone, so it could be a factor.
Sent from my SM-G920T using XDA Free mobile app
I'm almost certain its some kind of gesture that is interfering. I don't use any of them and will gladly disable anything that could remotely cause this. I noticed the other night when my friend was driving my car, I was sitting in the passenger seat with my phone playing music through aux for at least an hour and no pausing whatsoever. I had the phone in my hand the entire time instead of near my leg sitting face up on my seat, which made me realize it must be some lockscreen gesture interfering. Any ideas?
Is the screen actually on? I don't know of any gestures that have an effect while the screen is off other than the one that makes the time display pop up, and I don't think that would cause music to pause.
There's a gesture that mutes if you put your hand over the sensors. Maybe it thinks that is getting tripped? But I don't know if that would cause the music to pause. Maybe try intentionally doing that gesture to see what effect it has?
If you think it's a gesture, just disable all of them and see if the problem clears up, then slowly reenable them to see when it breaks again.
flu13 said:
Is the screen actually on? I don't know of any gestures that have an effect while the screen is off other than the one that makes the time display pop up, and I don't think that would cause music to pause.
There's a gesture that mutes if you put your hand over the sensors. Maybe it thinks that is getting tripped? But I don't know if that would cause the music to pause. Maybe try intentionally doing that gesture to see what effect it has?
If you think it's a gesture, just disable all of them and see if the problem clears up, then slowly reenable them to see when it breaks again.
Click to expand...
Click to collapse
Thanks. I will try that and let you know. I went ahead and disabled all of them. The screen is off btw when this happens.
I think it is because you are playing the music on full volume. I believe that the phone on some songs can't support the power output causing it to pause. Try instead playing it one level less than max. I noticed that this only happens with some songs specifically at max volume. This doesn't happen at a lower volume on these songs.
Galaxy s6 edge and s6 music pause or stop issue fixed
i had the same issue with my Samsung Galaxy s6 edge. music stops or pauses especially when i am using Soundcloud, pandora, Milk music player or Beatport.
but i fixed the issue .
First open the "Smart Manager" app and select battery.
Second select "details" and you should see most of the apps that uses more power.
Select "Cancel Auto stop" on the apps u want will be using especially your music app. if you don't want then to stop after sometime.
Thank you
Hope this solves ur problem
I am having this same problem on my S6 edge. Not rooted (first phone I haven't felt the need to root since the Evo).
It happens whether using connected headphones, bluetooth headphones, or in the car A2DP using the Google Music app, Pandora, or Slacker.
Was hypothesizing that notifications are causing the pauses. Would like to try the suggestion above but WHERE IS THE SMART MANAGER app?
Also, was wondering if anyone with the problem fooled around with the animation scale settings described here: http://www.digitaltrends.com/mobile/galaxy-s6-tips-and-tricks/4/ (under How to unlock Developer options)? Wondering if that is causing my/our problems.
Thanks,
Tony

DSP Audio Tunneling with Google Play Music not working on the Pixel or XL?

Hi folks, I just started a new account today to post about this issue so hopefully I am posting in the right place.
I have noticed that when playing music back on the Pixel, Google Play Music (GPM) keeps the device fully awake and away from deep sleep regardless of what settings are selected. I previously owned a Nexus 5 and the DSP audio tunneling feature allowed for audio processing to be done through the phone's DSP, allowing the device to reach a deep sleep state through most of the audio playback. This greatly enhanced battery life and I believe was advertised as a feature of the Snapdragon 800 chipset in that device.
I know that when making voice calls with the pixel, the battery usage and associated wakelocks look very similar to my Nexus 5. It seems to do this audio processing with the DSP just fine, and the phone enters deep sleep intermittently despite the voice call, so long as the screen remains black. I also know that the Pixel has a more creative use of the DSP in the camera software, and it is part of the reason we get such beautiful photos with such small shutter lag.
However, I have found absolutely nothing online or otherwise related to the Pixel's distinct lack of DSP usage during audio playback. It would stand to reason that this device, using a chipset based on the Snapdragon 821, and including a DSP even more advanced than that of my Nexus 5, should also be taking advantage of this feature. Unless there are any drawbacks that I am aware of, it would only serve to improve the battery life even more.
If anyone knows something that I do not about this, or has any inclination to try it out and see if it works on your device, I'd love to know more! It could be a bug that nobody noticed, or they may have removed the ability for the device to do this for some reason. Or it could be a GPM related thing, I really don't know if this feature was enabled for other devices. I am using a play store purchased Pixel 32gb running stock 7.1.2. For the record, it is less of an issue on this phone than it would have been on the Nexus 5, because I get great battery life streaming music or otherwise.
The feature only ever worked without bluetooth, by the way, as streaming audio over bluetooth adds extra processing that requires the device to be kept awake as far as I know. Only playback through the phone's internal speaker or through the audio jack with EQ disabled allowed the feature to work for me on my Nexus 5.

Odd problem: Playback stops for no reason sporadically - HELP !

Hi folks.
Sooner or later any audio playback stops, just as if I had pushed the pause button.
It affects different apps.
I deactivated each and every special feature in settings, no matter what it is, from gestures to case type. Blutooth and NC is deactivated.
It happens with and without case, wired or not, screen on or off, flight mode or WLAN or 4G.
Sometimes it happens a few times in a few minutes or even several times in one minute. Sometimes it doesn´t happen in an hour or more.
I´m completely clueless.... This is a serious problem for me. Who can help?
Same issue here. Watch a video and sound just stops. First time happened I also tried to start poweramp and same issue.
I need to restart the phone to get everything normal.
I feel the software is not complete, there are small bugs and issues that needs solutions.
I hope an update will get it right.
Oh no...
But wait: You say: Sound stops. But video playback continues? In my case, playback in general stops, not just the sound. But I did not see that with videos since I just playback audio files.
I found out, it seems, this affects not all apps. Too bad most apps are not satisfying. (for my personal needs)
There is a app called MyNoise. It creates sound scapes with generators. There is a "CPU-Mode" option where you can select 2 different CPU modes: "High CPU" and "Normal CPU". "High CPU" was created to prevent the app from stopping to work in certain situations because of power saving features. Maybe this is a hint.
Not sure if it's related but I've started having problems in the car, when I turn to my phone's on-board music (on SD card), there is a delay of approx. 10 seconds before any music plays. It never used to be like this, I may be wrong but I'm suspecting it's since the update to EMUI version 182.

Audio latency solution proposal

Hi there,
Google, please, would it be possible to solve Android audio latency problem in new Pixels by including a special "Audio mode" as a new app standard in future android versions? e.g. similar what Samsung has for battery saving so that everything switches off, the phone is totally unusable but saves battery. Audio mode would be something similar. Every service not necessary for the task would shut down, just the kernel and drivers would work, scheduler and CPU would be dedicated to single audio app that would only interact with few necessary components (Audio DAC, WIFI, USB..). This mode could also be enabled through restart I don't mind - I think musicians would appreciate it in the end knowing the phone is not just the "phone" for a while but a piece of hardware dedicated to audio. I'm curious how low the latency could go in this special case. 4ms max would be great. I would be happy if you comment this or forward it somehow to Google engineers if you know some I think it is a good idea and it could potentially be a significant advantage over iPhones...

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