audio lag in menus and apps - Android Q&A, Help & Troubleshooting

Hello!
I own an android pmp called Yinlips YGDP18 which uses an Allwinner A10 SoC (cortex A8) and it works great but there is a very annoying problem: all menus and apps (excepts video playback) have a horrible 1 second soundlag. This is horrible specially in gaming which is kind of the main function of this device.
I can't post links. So, go to youtube and search for a video called "Yinlips YDPG-18 (updated with A10 and 2.3.4) audio lag" which shows the issue
I was wondering if there is a simple hack I could try to solve this.
thank you

Yes, I made that video (terrible really given I do video production for a living
I can confirm the lag is there with firmware update, in fact now I get some sort of audio RF leak (I can hear screeching sounds when the unit accesses the SD card) that did not happen prior to the upgrade.
There is no known cure for this issue.

Related

[Q] help figuring out stability problems

hi, i experience ongoing stability problems with a odys genio tablet and would like to ask for some assistence to figure out the cause of the problem.
mostly if i use the tablet to watch a movie (serviio -> bubbleupnp-server -> bubbleupnp -> mx player) the genio stops playback after some time and is "dead" - i see a monochrome screen (mostly blue) and i can't ping the genio any more.
this also happens sometimes if i use the tablet with other apps.
my first thought was that this could be probably caused by defective hardware so i installed "Stability Test" and ran all tests for at least ten minutes but the tool couldn't find any issues.
i'm thinking about to return the tablet to the shop i bought it but before i would like to investigate the problem a bit further to be sure it isn't some kind of software problem that i can fix somehow.
my question is: what could be the next step to locate the cause of these anoying crashes?
jimydirektsaft said:
hi, i experience ongoing stability problems with a odys genio tablet and would like to ask for some assistence to figure out the cause of the problem.
mostly if i use the tablet to watch a movie (serviio -> bubbleupnp-server -> bubbleupnp -> mx player) the genio stops playback after some time and is "dead" - i see a monochrome screen (mostly blue) and i can't ping the genio any more.
this also happens sometimes if i use the tablet with other apps.
my first thought was that this could be probably caused by defective hardware so i installed "Stability Test" and ran all tests for at least ten minutes but the tool couldn't find any issues.
i'm thinking about to return the tablet to the shop i bought it but before i would like to investigate the problem a bit further to be sure it isn't some kind of software problem that i can fix somehow.
my question is: what could be the next step to locate the cause of these anoying crashes?
Click to expand...
Click to collapse
good
AW: [Q] help figuring out stability problems
not really i fear - any hints?
jimydirektsaft said:
hi, i experience ongoing stability problems with a odys genio tablet and would like to ask for some assistence to figure out the cause of the problem.
mostly if i use the tablet to watch a movie (serviio -> bubbleupnp-server -> bubbleupnp -> mx player) the genio stops playback after some time and is "dead" - i see a monochrome screen (mostly blue) and i can't ping the genio any more.
this also happens sometimes if i use the tablet with other apps.
my first thought was that this could be probably caused by defective hardware so i installed "Stability Test" and ran all tests for at least ten minutes but the tool couldn't find any issues.
i'm thinking about to return the tablet to the shop i bought it but before i would like to investigate the problem a bit further to be sure it isn't some kind of software problem that i can fix somehow.
my question is: what could be the next step to locate the cause of these anoying crashes?
Click to expand...
Click to collapse
've tried modifying the build.prop and add a line for closures in app?
AW: [Q] help figuring out stability problems
thx - i'm now pretty sure that it is hardware related

[CM10.1] Recorded video is all wobbly/wavey (bike mount)

Hello guys,
I have an international S3 with CM 10.1 nightly 20130314.
I've mounted my phone to my motorcycle (for navigation but also as a GoPro-alternative). So I tried to record a short video with the stock camera app and this is what happened:
http://www.youtube.com/watch?v=ZaJtMImsELk
The faster I go, the more "wobbly" the video becomes. I have a feeling the software tries to compensate the fast motion but gets sort of "confused" because of the vibrations...
Can someone explain to me what is going on? Is there any way to "fix" it? I wouldn't mind some shaking, but this wavey video is really weird to watch.
Thank you!

Clone and netflix issue

I have a new 1.5g dual sim clone s4. It is running Jellybean 4.2.1. Everything works well except for Netflix. Youtube runs great, video capture is good. I read the forums and did a search, most of the info is before this type of chip is used. I need help fixing the phone. netflix will only do audio, and it will show the captions. We can use the tool bar to fast froward the movie and it will show the movie clips, yet when it buffers to that point in the movie it will buffer and the screen goes dark (video won't play at all) but my question is this, WHY? what had occurred in the chinese making these knockoffs that this would happen? I have tried older versions of Netflix, called netflix, troubleshot the phone with them and no luck.
I have rooted my kindle, I have rooted my HP pad, but this seems to be a minor issue with the phone and 4.2?
Simply reloading a new rom or "here's a new download" doesn't answer the question of why is this happening???? Is it a simple fix I am not seeing? These phones are unlocked and supposedly rooted already, what am I missing? Thanks from a father who wants to learn............

Bluetooth audio lag in games

Hello there,
I'm encountering some problems with my bluetooth headphones when I start games. As long as I'm using Spotify, Youtube etc. everything works fine, but in games I have like 0.7 to 1 second audio lag. It always occurs, no matter if I've also connected my BT gamepad or not.
What I'm using:
Device: bq Aquaris X Pro 4gb/64gb
Android: 7.1.1
Baseband-Version: 1-00333-8953_GEN_PACK-1.110987.1
Kernel-Version:
3.18.31-perf-g23e2fe9
[email protected] #1
Fri Nov 10 09:54:40 CET 2017
Build-Number: 1.5.1_20171110-0910
Additional info: Unlocked Bootloader, rooted (Magisk 15.3 (5.5.5))
Bluetooth headphones: Teufel Move BT (Bluetooth 4.0 + apt-x)
Bluetooth gamepad: Stoga STM01 (Bluetooth 3.0, also known as iPega BTC-938)
What I already tried:
- Reconnecting all devices
- Resetting all devices
- Reinstalling Games / Software
- Testing audio-altering software, just in case it'd change anything
- Deactivating any other connections beside bluetooth
- Uninstalling any app that could cause those problems, like antivirus
- Checking CPU Load (~25% in games) and RAM usage (never completely full)
- Fiddling around with audio options - doesn't change anything
- Looking up if it's a buffering problem (didn't find any information)
A kinda interesting observation I made is that the lag seems to only occure when he got (game-)footage to render. There isn't even any audio lag in the Rockstar logo video when I start GTA 3, but it starts when I load my savegame. Doesn't have to be 3D though, it happens with GTA 3 as well as Angry Birds or PPSSPP, ePSXe or any other emulator I got.
The bug probably was always there, I just happen to notice it now because it's the first time I got a smartphone strong enough for something I'd call a "fully fledged game".
A friend told me it's maybe a known problem with the Android 7 stock ROM, but since the internet is full of bluetooth problems on android I'm not sure about that. I would've tried a custom rom, but there isn't any rom for the Aquaris X Pro yet (even though there's a team working on a Linelage OS 15 port). Just buying cheap headphones to play with isn't a real option, since I'd also need a new gamepad (my current one blocks the audio port), and I'd be forced to always change to crappy sound when I want to play a game (The Teufel Move BT are really high quality).
There's actually an open beta programm for Android 8 Oreo for my device, but I don't really want to unroot (Some apps I regularly use need it) and accept all the telemetry....
Created a logcat file (search term "bluetooth"). Just connected the devices, moved around a bit in two apps with BT lag, and disconnected them again.
pastebin.com/j5tj0Y48
Anyone got an idea how to fix this?
Greetings,
Serry
I have the same issue on my Galaxy S9+. Same lag value in games only. It seems like Android bug and can't be fixed by users unless they deploy a fix.
physic76 said:
I have the same issue on my Galaxy S9+. Same lag value in games only. It seems like Android bug and can't be fixed by users unless they deploy a fix.
Click to expand...
Click to collapse
Same problem on Note8 (Exynos), while on games only with powerbeats 2.
same happen in note9 (exynos) while on games only with oneplusBullet wireless
It's an AOSP issue and it makes me frustrated that no body report the issue to Google itself. It's been years man!
OEM roms like oxygen os and one UI have fixed this issue but the problem is that they have closed sources for their oos and one UI... It's an issue deep within the aosp code... And will continue to occur in all aosp roms ?
We should ask Google to fix their aosp for this!

[Q] Problem to watch videos on the tablet.

I bought this tablet a few days ago (already knowing that it is from 2011 and that I would have to make some adjustments to it). I have already tested some custom roms and the most stable so far (but not perfect) has been aop 7.1.2. But I noticed a problem that I'm facing in all custom roms, I think even in stock 4.0.4 this also happens: I can't open newer videos (mp4, mkv, 1080,720p, I didn't test all formats, but when I open these files only play the audio and the video is not displayed). I've looked at various topics talking about this issue and the use of video players like kodi, mx player, etc. But the problem is not solved. If the problem is driver or custom rom, can anyone recommend me one that is more stable and is running videos normally?
Hello,
I got exactly the same problem on the same tablet (mkv playing only audio and no video on all players I tried with the Galaxy tab 10.1 from 2011 under stock Android 4)
I did not try other roms for now but if you find a solution I would be pleased to get your feedback!
Thank you
Florian
The problem lies on two factors: the first is the absolutely old drivers which are closed source and, according to the developer that stills cares about this tablet, impossible to update/reverse engineering. The second issue is the tegra2 processor itself which is basically unsupported by any modern app (Google ones, for example).
After that, you also has to take into account that modern HD content has higher bitrates than a few years back making it harder for the tablet, that wasn't that great at it in the first place, struggle even more at playing videos.
Thanks!
Crystal clear! Thanks for the answer!
Florian
feromgar said:
The problem lies on two factors: the first is the absolutely old drivers which are closed source and, according to the developer that stills cares about this tablet, impossible to update/reverse engineering. The second issue is the tegra2 processor itself which is basically unsupported by any modern app (Google ones, for example).
After that, you also has to take into account that modern HD content has higher bitrates than a few years back making it harder for the tablet, that wasn't that great at it in the first place, struggle even more at playing videos.
Click to expand...
Click to collapse
I'm running the same AOSP 7.1.2 ROM but in my case, the sound is not in sync with the video. Weird. Now, using this tablet as picture viewer only.

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