Sound Quality Marshmallow - Galaxy S6 Q&A, Help & Troubleshooting

Hi guys,
since the Update to 6.01, I have experienced, that the audio quality of the device (Android Auto, sound over USB) got worse.
I have a soundsystem in my car and I definetely hear the difference....
Somebody knows something that samsung changed something into the software in therms of sound quality?
Perhaps somebody have had a look into the code and see if samsung is doing some compression things or something like that...

slg60 said:
Hi guys,
since the Update to 6.01, I have experienced, that the audio quality of the device (Android Auto, sound over USB) got worse.
I have a soundsystem in my car and I definetely hear the difference....
Somebody knows something that samsung changed something into the software in therms of sound quality?
Perhaps somebody have had a look into the code and see if samsung is doing some compression things or something like that...
Click to expand...
Click to collapse
I didn't like the sound quality in lollipop neither. What i've found is that if you push the phone volume all up it sound even worse, all distorted. Are you using it full volume? Try 75% on the phone and amp up your system gain instead

What I found out is, that I have set the dynamic range compression on in spotify, with turning it off, it sounds way better now....
Connected via usb directly to android auto capable head unit there is no chance to adapt things on the mobile, also no adaption of volume.... seems that sound directly gets bitwise transported to the head unit, so no dac involved etc.... Also adapt sound feature is not working for that.... I only have to be sure that the music gets directly transported to the usb, without compression from the music app etc....

Related

[Q] Improving Sound Codecs On Gal 3

Hello I am using gal 3 apollo in Thailand and I have had a problem with some audio settings
Even with the 3.5 mm jack sound is not loud it seems they have locked the output for battery life somehow. And I just bought a New Nokia BH 505 Which is pretty clear . But When I connect it to my phone It has a weird like low quality sound as if the signal is not good. At first I thought it was range so I put it next to my BT still same and i even walked to the other room .. and it still sounded like that so signal is fine. I tried this BT on my Blackberry Full quality rich music the whole works so i know its the samsung. Most Probably The Codec Or Db Settings in The Service Mode of the Device. On galaxy S they Devloped Voodoo Sound Which is very Good From the Reviews I read.
I heard of a hack to increase output 3.5mm on a Spica in service mode but i didn't understand or know how to unlock this limit (if this is the Problem) I Alson See a Bluetooth Gain settings I have the link over here http://android.bigresource.com/Samsu...hl7LazklU.html. This Would be very great if someone knows how to fix this Thanks all.
cpwchucky said:
Hello I am using gal 3 apollo in Thailand and I have had a problem with some audio settings
Even with the 3.5 mm jack sound is not loud it seems they have locked the output for battery life somehow. And I just bought a New Nokia BH 505 Which is pretty clear . But When I connect it to my phone It has a weird like low quality sound as if the signal is not good. At first I thought it was range so I put it next to my BT still same and i even walked to the other room .. and it still sounded like that so signal is fine. I tried this BT on my Blackberry Full quality rich music the whole works so i know its the samsung. Most Probably The Codec Or Db Settings in The Service Mode of the Device. On galaxy S they Devloped Voodoo Sound Which is very Good From the Reviews I read.
I heard of a hack to increase output 3.5mm on a Spica in service mode but i didn't understand or know how to unlock this limit (if this is the Problem) I Alson See a Bluetooth Gain settings I have the link over here http://android.bigresource.com/Samsu...hl7LazklU.html. This Would be very great if someone knows how to fix this Thanks all.
Click to expand...
Click to collapse
try audio booster ..!!
Tried That it just made the sound more crackling . Thanks Though. It has to Nw a setting in the samsung service mode or either the codec like on the Galaxy S
cpwchucky said:
Tried That it just made the sound more crackling . Thanks Though. It has to Nw a setting in the samsung service mode or either the codec like on the Galaxy S
Click to expand...
Click to collapse
Likewise, you could also try out the full version of PowerAMP.... It gives you very fine control and an easy EQ setting.
But to fully give out clear and loud music, the power output via 3.5mm port could be increased within a custom ROMs kernel setting, if I'm not wrong...
Thanks For The Help. I also Tried Power Amp It made it a very Cracked Sound. But As for the Codec And Audio Quality Yes I Also Think WE have to wait for a stable FW and Kernel then mod The Kernel like the Galaxy S's Voodoo Sound. I am Still Wondering about the samsung service mode.There are many setiings for heaset and bluetooth rx value tx value and the galaxy spica has a different config but they managed to fix the problem as in the first post. I am using Lest's CFW should I post this problem on his Thread. Thanks for the help Guys

[Q] Stereo balance issue with wired headphones

Hello there!
Recently I have encountered a strange issue with the wired headphone stereo balance. The volume on the left side is as expected, but audio on the right channel is all but inaudible. It´s there, but extremely quiet. If I set the volume to maximum, audio on the right ramps up to being listenable (with what would usually be a low to low medium volume setting)...while the left is blazing like crazy, of course.
Using a stereo test MP3 (ping pong sounds, basically), I could verify that the channel seperation is correct, just to rule out that it´s a headphone jack/plug problem (i.e. the plug making no contact with the correct connectors inside the jack). Or, to put it simply, both audio channels do indeed get to the correct side of the headphone, just not enough on the one side.
I have no idea what could have caused this. Stereo balance was definitly working correctly the one time I tried wired headphones on the stock ASUS ROM, way back before I unlocked, rooted and installed custom ROMs. I haven´t tried it since, until a couple of days ago and that´s when I noticed.
Things I´ve tried since then:
- Dozens of different headphones, headsets, adapter cables. All show the same problem.
- Tried to clean out the headphone jack as best as possible.
- I even filed down the tip of one plug a bit to maybe get a better connection, but the connection itself doesn´t seem to be the problem.
- Factory resets, full wipes, different ROMs (stock, CM, CROMi).
- Different audio DSPs.
- A LOT of audio related apps (Volume+, EQs...)
- Audio players with built in balance control. These do indeed shift the stereo image to the right side, but don´t make the right channel itself louder, which results in a very quiet, kinda mono-y, hollow-y sound at normal volume levels.
I am assuming there is a hardware problem, and I assume it´s not the headphone jack itself, but something else in the circuitry.
I really, really, really don´t want to RMA the thing, since it took me *weeks* of discussion with ASUS support to get it unlocked in the first place (wasn´t able to, due to the infamous MAC/server mismatch thingie), and I don´t want to get it back with a new mainboard and perma-locked.
So, my questions are: What else can I try? Is there a way to boost the one faulty audio channel? Maybe by editing some system file or writing a script or something?
I´m unlocked, rooted and running CROMi-X 4.3b4 now (which is going to be great, once it matures, btw).
Thanks!

Android Auto - Audio issues

Hello all... Hoping to get some help for my unlocked AU Oppo R7plus f handset with ColorOS 2.1.1. I have a new car with Android Auto, and my phone doesn't seem to function correctly.
I've enabled developer mode to enable USB debugging which allowed my handset to be detected by my car but the audio quality is distorted using Android Auto. It isn't streaming audio quality I am referring too - all google and navigation commands and music stored on my phone have the same issue.
Its not the car or the USB cable as I've tested my Samsung and Apple handsets and they work with my car.
What else can I try?
Can you safely uninstall ColorOS and install Android Marshmallow instead? I'd need guidance
Any idea on when ColorOS 3.X will be released?
Thanks in advance!
Lukey G said:
Hello all... Hoping to get some help for my unlocked AU Oppo R7plus f handset with ColorOS 2.1.1. I have a new car with Android Auto, and my phone doesn't seem to function correctly.
I've enabled developer mode to enable USB debugging which allowed my handset to be detected by my car but the audio quality is distorted using Android Auto. It isn't streaming audio quality I am referring too - all google and navigation commands and music stored on my phone have the same issue.
Its not the car or the USB cable as I've tested my Samsung and Apple handsets and they work with my car.
What else can I try?
Can you safely uninstall ColorOS and install Android Marshmallow instead? I'd need guidance
Any idea on when ColorOS 3.X will be released?
Thanks in advance!
Click to expand...
Click to collapse
I have exactly the same issue.
I have come across this issue on updating my car radio to one that is Android Auto compatible (Hyundai i30 GD-03 radio). My phone is an Oppo R7sf ColorOS 2.1.0i, Android 5.1.1.
'All' music, voice directions, Google assistant, youtube audio come through with a horrible distortion with the original signal barely audible beneath. The distortion is a short transient produced every 43ms (approx 23Hz).
I initially thought it could be some sort of electrical interference issue (but surely the USB audio is digital?). In experimenting with audio played through Android Auto via Black Player, I came across some songs on my phone that would play perfectly!
Looking at the 'good' and 'bad' song files in detail, it became obvious that all of the distorted (bad) songs were 44.1kHz sample rate. Other files with sample rates of 96kHz and 48 kHz played perfectly.
Which now makes me think this is a software issue with my phone. I tested with my wife's Samsung Galaxy S5 and it worked perfectly.
thommo101 said:
I have come across this issue on updating my car radio to one that is Android Auto compatible (Hyundai i30 GD-03 radio). My phone is an Oppo R7sf ColorOS 2.1.0i, Android 5.1.1.
'All' music, voice directions, Google assistant, youtube audio come through with a horrible distortion with the original signal barely audible beneath. The distortion is a short transient produced every 43ms (approx 23Hz).
I initially thought it could be some sort of electrical interference issue (but surely the USB audio is digital?). In experimenting with audio played through Android Auto via Black Player, I came across some songs on my phone that would play perfectly!
Looking at the 'good' and 'bad' song files in detail, it became obvious that all of the distorted (bad) songs were 44.1kHz sample rate. Other files with sample rates of 96kHz and 48 kHz played perfectly.
Which now makes me think this is a software issue with my phone. I tested with my wife's Samsung Galaxy S5 and it worked perfectly.
Click to expand...
Click to collapse
just curious. is this issue present on Official LineageOS 14.1 for the R7S?
celoxocis said:
just curious. is this issue present on Official LineageOS 14.1 for the R7S?
Click to expand...
Click to collapse
Hi celoxocis, I am unsure. My R7S is currently stock (it is my day-today phone). I COULD try and install Lineage, although currently don't want to risk bricking anything (small chance I know). So I'm PROBABLY going to get a new phone at some stage. So then I'd be able to test out LineageOS

Bluetooth audio skips

I'm on 8.1 dp2 in hopes of a fix but it doesn't seem to have helped. My Bluetooth audio skips once every song or two and it's super frustrating while in my car. I've tried disabling WiFi and Bluetooth scanning and adjusting the codec options but nothing seems to work? Anyone else with this issue or a solution? I just received wireless earbuds so I'll test those to make sure it's not my stereo but my s8 had worked fine...
Ok say my new ear buds are Bluetooth 5 and I haven't noticed a single skip yet. My stereo is only 3 so maybe that has something to do with it? As far as I can find however there are no current bt5 stereos so I'm not sure what the issue or solution would be...
Enable the developer options. You can choose between sound quality and connective stability. You can also lower the sampling rate to 44100kHz. In a word, reduce the data transferring rate. I think these might help.
I did all of that and have tried all the options
slyr114 said:
I did all of that and have tried all the options
Click to expand...
Click to collapse
I have had this problem cropping up on various Toyota forums with the root cause being the automotive entertainment systems. It appears that most newer systems are still based on 2008/9 technologies which only have a limited ability to buffer the B/T audio. I'm not suggesting that this is your car but I thought it is worth mentioning.
Ive got a Sony stereo I put in myself haha it's relatively new

Specific earphones low volume for specific sounds

Hi,
In a certain application only certain sounds are played at much lower volume (about 30-40% of a level that should be correct) by plugged in earphones (newly bought SoundMAGIC E10C). Those sounds (voices) are most likely played by SoundPool (but not sure if all SoundPool sounds are bad), while the ones in that application that are ok are likely played by MediaPlayer. It happens in those instances in 100% of cases, changing volume does not fix this, fiddling with a connector does not fix this. I haven't noticed anything similar in any other app with these earphones.
I wanted to report it as a bug to the author, but when trying another pair of earphones (older Akg shipped with a Samsung phone) this surprisingly does not reproduce at all. Neither on speakers or another (bluetooth) headphones.
What can be the problem? My headphones? Some setting on my phone? Android bug? The application's bug?
Phone is Samsung Note 8 (Android 9 / One Ui)
I'll provide more info if needed
Thank you!

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