[Q] APT-X? - T-Mobile LG G3

OK I have an LG phone and a LG 730+ headset, but it seems that my LG headset has APT-X support and my new LG-G3 doesn't. Which seems weird that a flagship phone does not have the codex that their headset would. Has anyone found support for APT-X on this new G3 phone? Since I don't know enough about the APT-X codex, is it hardware or software based? I asked because if it's software based maybe it can be added with an upgrade from LG, if hardware then it looks like I'm SOL and I really thought buying this phone would get me APT-X support.

I'm not sure exactly what aptx is but I do see them on my headphones as well buy my headset works fine with my g3

A few minutes on Google and I found this info...
From the aptX site:
http://www.aptx.com/product/lg-g3-smartphone
On LG's site, the spec listing shows Bluetooth 4.0 LE (APT-x) Connectivity:
http://www.lg.com/us/mobile-phones/g3

webfrm said:
OK I have an LG phone and a LG 730+ headset, but it seems that my LG headset has APT-X support and my new LG-G3 doesn't. Which seems weird that a flagship phone does not have the codex that their headset would. Has anyone found support for APT-X on this new G3 phone? Since I don't know enough about the APT-X codex, is it hardware or software based? I asked because if it's software based maybe it can be added with an upgrade from LG, if hardware then it looks like I'm SOL and I really thought buying this phone would get me APT-X support.
Click to expand...
Click to collapse
http://www.jessebandersen.com/2012/05/list-of-apt-x-compatible-devices.html?m=1
So few devices use this codec. I definitely can't head difference. Used my Samsung that does support it and my g3. So change in sound quality at all. Head phones work just fine.
AWESOME G3

Heard it may not be enabled on t-mobile
OK thanks everyone for looking at LG's website and checking the specification (why I didn't do tha) but I heard that the t-mobile version in the US may not be enabled for APT-X codec, again another thing removed for no reason. Since I have root any terminal command to check this would be appreciated. I tried the one "getprop persist.service.btui.use_aptx" which was the way to check on the LG2 but it isn't the same I guess with kitkat. So I have no clue if the rumors are right that big Pink T won't support aptx.

I think T-Mobile rumors of them not supporting it is fallacy. Simply because other devices have it installed. From Sony, Samsung, and HTC. I think it's more possibly if it's no additional charge and a default thing it's there. If the manufacturer has it as an option and charges for it T-Mobile may have forgone paying the extra(like headsets for example).

Related

Is APT-X software?

Just wondering if the APT-X tech would be functioning if I switch to AOSP ROMs. Or is it just something that the phone has and will do?
SiNJiN76 said:
Just wondering if the APT-X tech would be functioning if I switch to AOSP ROMs. Or is it just something that the phone has and will do?
Click to expand...
Click to collapse
I think aptX is not software because there is a special Bluetooth adapters for PC and headsets with aptX support.
P.S.: my Glalxy Tab 7.0 Plus and HS3000 sounds really good instead PC's ASUS Xonar DX with A2DP Bluetooth 2.0 adapter.
I'd like to know for sure too - I'm thinking of flashing an AOSP-based ROM onto my Samsung Galaxy S3 but I'm worried that by moving away from a Samsung-based ROM I'll lose apt-x support...
gers1978 said:
I'd like to know for sure too - I'm thinking of flashing an AOSP-based ROM onto my Samsung Galaxy S3 but I'm worried that by moving away from a Samsung-based ROM I'll lose apt-x support...
Click to expand...
Click to collapse
I did a test on exactly that on the international GT-I9300.
You can find it here
As the A2DP specificationa allows the usage of custom codecs, I think it is pure software, but a license to use it is needed I guess...

Bluetooth and apt-x support?

Does the note 8 support bluetooth apt-x?
Has anybody succefully connected with an apt-x enabled headphone?
Sent from my GT-N7000 using xda premium
I'd like to get confirmation of this as well. My guess is that it most likely will have APT-X since the hardware and software is nearly identical to the Note II.
The Note II sounds phenomenal connected to the Samsung HS3000 BT adapter, even driving my Grado PS500 headphones directly w/o a separate amp! I honestly can't tell the difference between the APT-X BT connection and a direct hardwired connection, even on FLAC files from audiophile labels like Chesky, EMI, Telarc, and AudioQuest, etc. But I can't hear much above 15kHz...was a drummer for too long and trashed my ears.
Unfortunately, audio stablity isn't great as Note 2 because I encounter some audio dropout even it's rare. Next week I will switch memory card to does it help.
mingkee said:
Unfortunately, audio stablity isn't great as Note 2 because I encounter some audio dropout even it's rare. Next week I will switch memory card to does it help.
Click to expand...
Click to collapse
Hmmm...I hope it is just your microSD card causing the dropout problem. Please let us know when you try a new microSD card. Thanks!
Would Like to know this as well. Did you ever find the answer? I think i saw it on the back on the 5100 unboxing video but have not found any info on the 5110 version. If the 5100 has it, i would think the 5110 does.
No i haven't found out yet. Still looking for an answer.
Sent from my GT-N7000 using xda premium
The N5110 and 5100 both have AptX. My set of AptX headphones have an EQ mode that only functions when AptX isn't enabled. It works on my Thinkpad (no AptX) and not on my Note 8, leading me to the conclusion AptX is working and integrated.
Thank you. Would be nice if there was a App that could tell you. I looked and did not find one. I thought it might. I saw a unboxing of the n5100 and it was printed on the back apt-x, so i knew it had it. I figured the 5110 should also then. But thx again with the info.
robyr said:
The N5110 and 5100 both have AptX. My set of AptX headphones have an EQ mode that only functions when AptX isn't enabled. It works on my Thinkpad (no AptX) and not on my Note 8, leading me to the conclusion AptX is working and integrated.
Click to expand...
Click to collapse
Although I would tend to agree with you there could be some sources of error, which makes your conclusion tenative. I have contacted both Samsung and CSR, who has developed APTX. None of them could give a definitive answer! Part of that is the devices vary depending on region. CSR's crew in South Korea, who has worked with Samsung on their devices, will hopefully come back with a clear response. CSR will, come new Year's, set up an APTX microsite to be able to provide more detailed responses than the present general CSR site can supply.
CSR has now via Samsung confirmed the Note 8 sold in the EU has aptx despite that there's no info on the packaging or on the device over here.

[Q] Sound distortion issues with certain headphone types in T-mobile Galaxy S4!

Hi! I am new to xda forums and require some advanced help for my T-mobile Galaxy S4. I am sure this must have been brought up previously as there is a completely other thread for this issue regarding sound distortion when using non-Samsung headphones. (See: http://forum.xda-developers.com/showthread.php?t=2258831
The issue is affecting almost all variants of the Galaxy S4 where there is some sort of problem with lower impedance headphones. At higher volumes, crackling and distortion of sound and bass become almost unbearable. However, this issue does NOT affect the regular in-box Samsung headphones, as well as other lower quality headphones. The higher-end, audiophile headphones are usually the ones affected. I have a pair of Klipsch S4a headphones designed specifically for android phones, and it is impossible to listen to music with them. When I use the regular headphones in the S4 box, they work fine without any problem. Interestingly enough, my Klipsch headphones work perfectly in my old Galaxy S3, as well as my HTC phones. So this is obviously a problem with Galaxy S4 only. I even plugged in my headphones into several working models at T-mobile store/Costco and all had the same problem. But my headphones sounded perfectly fine in other devices.
Now if you have clicked the above link that talks about the issue, it seems that international S4's and GT-I9505/GH-I337 phones got the fix several weeks ago via an update from Samsung that changed their kernel versions. AT&T also received an OTA android update that fixed the audio headphones issue earlier this month (http://www.christianpost.com/news/galaxy-s4-android-4-2-2-software-update-corrects-earphone-distortion-issue-101838/ . Now the problem is, is that both T-mobile and Samsung refuse to acknowledge this issue. I have tried contacting tech support for both several time, with T-mobile saying they are unaware of the issue and no update is to be released for it, and Samsung simply saying "we recommend using your Samsung headphones that came with the device". Unbelievable considering there are official fixes for this that have gone to International users and North American AT&T users. I don't know what to do. I am guessing 99% of T-mobile users just use the headphones in the box so T-mobile/Samsung don't really care to address this issue. I am a part-time music producer and can't use my my high-end headphones on my S4 and it is really disappointing that it can't handle such a basic task. I don't want to have to root my phone because I use Wi-Fi calling and NFC very frequently and usually they are disabled in rooted versions. If anyone has a fix for this it would be much appreciated. I am a noob here at these forums so please explain any solutions step-wise for better understanding - thanks.

Make the OnePlus 3 apt-x compatible

Hello !
I have a good apt-x pair of headphones and an apt-x compatible phone for the time being. I thought about buying the OP3(T) but I'd like not to loose this funtionality.
That's why I thougt I could buy an apt-x transmitter and plug it to the jack, in order to have apt-x !
What if i also buy an external DAC and plug the transmitter to it ? Would it work, does it make sense?
So overall, do you think it is a good option to do like that ? Do you have something better ? Or do you think that what I am saying is completely dumb ?
Thanks !
Does apt-x make such a difference that it is worth the effort?
lekronop said:
Does apt-x make such a difference that it is worth the effort?
Click to expand...
Click to collapse
Imo it doesn't if all you do is audio listening. But then again, I reverted back to wired cause even aptx still sucks.
On the other hand, latency response is noticeably better, so in those quite rare instances where I want to watch a movie (from tv mostly) via bt, aptx helps. I mean, without aptx, same content would be unwatchable due to audio lag.
millicent said:
Imo it doesn't if all you do is audio listening. But then again, I reverted back to wired cause even aptx still sucks.
On the other hand, latency response is noticeably better, so in those quite rare instances where I want to watch a movie (from tv mostly) via bt, aptx helps. I mean, without aptx, same content would be unwatchable due to audio lag.
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Click to collapse
Ah okay, never thought about the latency of bt cause whenever i watch a movie over external speakers i just use aux since the speakers are right next to the tv.
Eventually, I'm working on an apt-x support for a while without success... A lot of phones provide apt-x functionality without hw support.. It's a sw solution, but I didn't find the method to load the closed source codec like BlueZ. If I found working libraries from other phone, I'll let you know...
I swapped from my Xperia Z2 (with apt-x) to my Oneplus 3 and the only device I have that was capable of receiving apt-x Bluetooth audio is my car receiver. I noticed no difference.
Maybe car audio is a poor test because, despite my custom in-car setup with high quality receiver, amp and speakers, the car is very noisy, so some differences are lost to exhuast/wind/tyre/road noise.
lekronop said:
Does apt-x make such a difference that it is worth the effort?
Click to expand...
Click to collapse
Well, to be honest, if you have a great pair of headphones (not necessarily ultra high end, just mid-high headphones) that are compatible, you can hear the difference, it's a question of details imo. And low latency is definitely the first thing you notice. But no matter for music obviously. Is it a deal breaker? Well, I'm asking myself, I might reconsider the Apt-x necessity.
dh.harald said:
Eventually, I'm working on an apt-x support for a while without success... A lot of phones provide apt-x functionality without hw support.. It's a sw solution, but I didn't find the method to load the closed source codec like BlueZ. If I found working libraries from other phone, I'll let you know...
Click to expand...
Click to collapse
Really interested in that if you find something, but as long as it is a protected technology, it's a hard task that you try to achieve :/
kcajjones said:
I swapped from my Xperia Z2 (with apt-x) to my Oneplus 3 and the only device I have that was capable of receiving apt-x Bluetooth audio is my car receiver. I noticed no difference.
Click to expand...
Click to collapse
Thanks for this feedback, but I'm not surprised that in a car the sound is the same, for the reason you told
Hi,
I've really good news... I think, I've found a perfect device to make OP3 apt-x supported...
Unfortunately, my apt-x enabled headset will be my x-mas present, so I'm not 100% sure... I need to test it... Stay tuned...
EDIT: it's working, I've aptx
12-16 23:55:42.482 1462 1606 I bt_btif_media: btif_a2dp_encoder_init Selected Codec aptX
care to share how you did that?
iCstyle said:
care to share how you did that?
Click to expand...
Click to collapse
It's working on cm14.1, maybe it could work on N as well... It won't work on 6.0.1 based roms... You need 2 libraries from Moto-Z...
http://forum.xda-developers.com/oneplus-3/themes/mod-aptx-codec-t3521228
Wow. I mean, really?
Thank you so much for sharing, I hope it can work with the Snap dragon 821 as the OP3 is no longer available, but anyway, I could try to buy an original OP3 just for that.
Awesome, thank you
ElDonTheo said:
Wow. I mean, really?
Thank you so much for sharing, I hope it can work with the Snap dragon 821 as the OP3 is no longer available, but anyway, I could try to buy an original OP3 just for that.
Awesome, thank you
Click to expand...
Click to collapse
There's a really good chance to make it working with op3t as well...

LG v30 vs G7 Audio Specs? Anyone know these audio chips well?

Hey Folks
I'm wondering if anyone knows which audio chipsets are on the v30 and G7? I have both, and these phones sound very different. They were released pretty close to each other, so I was assuming they'd be the same chipset, but it doesn't sound like that'd be the case.. Wondering if anyone knows?
If the sound differences are down to how the software manages the chipsets, I'll look at hacking the g7 firmware in some way... Possible? Anyone have experience doing this? Or is it on the hardware side the tuning is done?
Thanks for reading!
I can confirm that all lg g and v series phones that mention Quad DAC have the same chip. So it's down to the tuning. Apparently LG did the tuning for the g7 in-house.
So... Anyone know if it's possible to push the tuning of an android sound card to another device? Maybe this is done in the drivers... I'll post any results of my searching incase others are looking to do this.
looks like that first statement wasn't quite true. there seems to be conflicting information out there about who did the g7 tuning. from what I hear it could have been different in different regions..
LG's Quad DAC: Everything you need to know
LG's devices are not have headphone jacks, but the company has one of the best headphone jacks. Here's everything you need to know about the LG Quad DAC!
www.androidauthority.com

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