persistent hissing sound during video recording? - Galaxy S III Q&A, Help & Troubleshooting

strangely enough, i tried recording a video in a closed quiet room. when i played it back on the phone on full volume, a persistent hissing sound(like when theres no station on the radio frequency) is present. is this normal? ( there is absolutely no sound in the room)
edit: i'm on full stock rom kernel(everything), just updated to jellybean. would be nice if someone would let me know if im having a unique problem....

bumpppp no one else experiences this? =/

so...last attempt. no one else experiences the hissing sound during video recording??

a persistent hissing sound on galaxy s3
Hi ... i am having the same issue..... and on ICS 4.0.4 . Did you find a solution for it ? if you do pls leave a msg so that i could try in my galaxy s3
SexyIceCream said:
strangely enough, i tried recording a video in a closed quiet room. when i played it back on the phone on full volume, a persistent hissing sound(like when theres no station on the radio frequency) is present. is this normal? ( there is absolutely no sound in the room)
edit: i'm on full stock rom kernel(everything), just updated to jellybean. would be nice if someone would let me know if im having a unique problem....
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Related

[Q] Distorted sound when 5.1 surround sound enabled?

Hi everyone, I have a galaxy S2 (GT-I9100) upgraded to android 4.0.3, and whenever I enable the 5.1 surround sound in the native music player, the song I'm listening to becomes distorted; it slows down and sounds weird.
I think it did work once, but since then its never worked with any mp3 file, regardless of size. I haven't tested it on other formats, because I mainly use mp3 for music etc.
I've googled like mad to try and find an answer as to why this happens.....but I can't find a solution.
Equaliser and sound effects are all set to normal, but it still sounds really distorted when 5.1 is enabled. Without 5.1 it sounds great (I did the Beats Audio hack a few days ago).
Oh and I've tried several different headphones to no avail...
Any ideas why this happens? And how I could fix it?
Same here!
Hello,
Before the ICS upgrade my 5.1 music was as pleasant as it could get. I tried using this effect in my car last weekend and yes, it is very distorted. Did you manage to fix it?
magn8
update
Did you try to contact the Samsung service desk?
you need to get back to the service centre I guess. I had the same issue when it was updated via kies. Samsung reloaded the OS for me and its good to go now , except for heating issues which I threw away their stock kernel and went for speedmod
tibiwibi786 said:
Hi everyone, I have a galaxy S2 (GT-I9100) upgraded to android 4.0.3, and whenever I enable the 5.1 surround sound in the native music player, the song I'm listening to becomes distorted; it slows down and sounds weird.
Correct on ICS .
Its broke dont switch it on as simple as that .
jje
Click to expand...
Click to collapse
It works and it works like magic!
Ha ha......yeah. I switched off the phone and removed the batter to check the serial number so that I can register it for servicing.
Later, switched on the phone and it just works fine!
Chaps, try this and let me know if it helps.
magn8
magn8p said:
Ha ha......yeah. I switched off the phone and removed the batter to check the serial number so that I can register it for servicing.
Later, switched on the phone and it just works fine!
Chaps, try this and let me know if it helps.
magn8
Click to expand...
Click to collapse
Thanks magn8. Switched off, removed battery and back on again restored the 5.1 sound as stated. (shame its so ropey though...)
RickP
im also facing the same problem....after updating my SII to android 4 ...music playes 5.1 sound becomes distored whereas in all videos 5.1 working very smoothly ....
its not the prob that will sortout ....after restarting the phone ...
can some one help me ??
Distorted sound when 5.1 surround sound enabled?
yogeshsahire said:
im also facing the same problem....after updating my SII to android 4 ...music playes 5.1 sound becomes distored whereas in all videos 5.1 working very smoothly ....
its not the prob that will sortout ....after restarting the phone ...
can some one help me ??
Click to expand...
Click to collapse
There is some issue with ICS 4.0.3 for india update i guess, u need to restart the phone to get off with the error. Once restarted 5.1 effect works fine.
I just want to know if it could be some hardware fault.

noisy audio recording

Rooted stock I9300XXLFB (international) version. The audio recording is very noisy. I tried several applications for video+audio recording and audio only recording but the noise is always there (EDIT: except of call recording where the noise is ok but overall recording quality is low, of course). Here are two examples taken with the stock Camera application (with the audio track taken out of the resulting mp4 using ffmpeg). I was hoping that the latest fix from radeonxt might help but it is perhaps even worse (more noise from the lower frequencies seem to appear) - the first one (before.aac) is before the fix, the other file is after applying the fix. Both of these were recorded at night in a completely quite room.
before.aac
after.aac
Is this a general S3 problem or is it something specific for my S3? Any sugggestion how to fix it?
I tried 2 other things.
Noise removal in audacity worked pretty well. Of course, this was a very simple spoken word example and it would probably not work well with eg quite background music but still it shows that the problem might simply be no noise reduction while recording audio.
Then I recorded a fake call (using Call Recorder) - and the noise is not present there. Of course, it is a much lower quality (8000Hz at 6.4 kbit vs 48000 Hz at 45/80 kbit) but still it shows that a software fix might be possible. However, strangely enough (at least for me), the noise is not even present if I turn off call noise reduction in the call advanced options:
mediafire.com/?5liar18ekjt5afm
(sorry for not providing a full link but it seems that suddenly I am not allowed to include links??? I get an error message that new users cannot post links - strangely, I was allowed to do that 10 hours ago)
Anyway, the only conclusion I can make is that is seems likely to me that a software fix is possible.
However, first I am wondering, can somebody confirm having the same levels of noise in audio/video recording? If the problem is in my device then I'd rather return it - I certainly want to use the S3 for recording videos from time to time and it is close to unusable for me at these noise levels...
Any input highly appreciated!
javm said:
I tried 2 other things.
Noise removal in audacity worked pretty well. Of course, this was a very simple spoken word example and it would probably not work well with eg background music but still it shows that the problem might simply be no noise reduction while recording audio.
Then I recorded a fake call (using Call Recorder) - and the noise is not present there. Of course, it is a much lower quality (8000Hz at 6.4 kbit vs 48000 Hz at 45/80 kbit) but still it shows that a software fix might be possible. However, strangely enough (at least for me), the noise is not even present if I turn off call noise reduction in the call advanced options:
mediafire.com/?5liar18ekjt5afm
(sorry for not providing a full link but it seems that suddenly I am not allowed to include links??? I get an error message that new users cannot post links - strangely, I was allowed to do that 10 hours ago)
Anyway, the only conclusion I can make is that is seems likely to me that a software fix is possible.
However, first I am wondering, can somebody confirm having the same levels of noise in audio/video recording? If the problem is in my device then I'd rather return it - I certainly want to use the S3 for recording videos from time to time and it is close to unusable for me at these noise levels...
Any input highly appreciated!
Click to expand...
Click to collapse
same problem as the S1. wait and hope that voodoo sound for s3 will be out soon...
SexyIceCream said:
same problem as the S1. wait and hope that voodoo sound for s3 will be out soon...
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Click to collapse
If I knew this is a general S3 issue then I could just wait and hope voodoo for s3 is out soon indeed
However, so far I have not found anybody either confirming or denying the noise on his s3 (I do not personally know anybody else with S3), so I am wondering whether it is not a problem specific for my device...
If anybody with S3 could make some audio recording (eg using the Camera application) under similar conditions (just a few words in a quite environment) and compare the noise level or post the recording here, that would be a huge help... but any report (I think/I don't think I have the same problem) or comment would definitely help me too...
I have just found a few S3 video recordings on youtube that are significantly less noisy than mine, eg http://www.youtube.com/watch?v=sfsdxx7dK8k (even though he is complaining about audio, it is still much less noisy than what I get)
So I guess either there are different versions of S3 with different microphones/drivers or my microphones/drivers are not working properly. Anybody has an idea how could I find out what is the case?
Anybody? Any idea, suggestion, comment?

[Q] CM10 audio problems

I use the CM10 from Droid Basement and I have the following problems with audio:
1- When using headphones, minimum volume is too loud. When I increase the volume, it goes up only a few steps, and then stays on the same level until maximum volume on the slider.
2- When recording videos with the camera, only left channel of audio is recorded. It probably should merge both left and right since it's mono.
Anyone else having those problems? I work with audio and video a lot and this is a very annoying problem present since the first version I installed of this CM10.
I use P7500.
The first problem is an all around JB bug I think. I had it on AOSP, AOKP, and CM on my s2.
Sent from my GT-P7510 using xda app-developers app
Shawn said:
The first problem is an all around JB bug I think. I had it on AOSP, AOKP, and CM on my s2.
Sent from my GT-P7510 using xda app-developers app
Click to expand...
Click to collapse
The first problem is indeed a known issue, i also have this problem if i use the hazrd keys, use the volume slider on yoiur screen.
I have never heard about the other issues? i will check it out
yes it is trueeeeeeee
Marco Mugnatto said:
I use the CM10 from Droid Basement and I have the following problems with audio:
1- When using headphones, minimum volume is too loud. When I increase the volume, it goes up only a few steps, and then stays on the same level until maximum volume on the slider.
2- When recording videos with the camera, only left channel of audio is recorded. It probably should merge both left and right since it's mono.
Anyone else having those problems? I work with audio and video a lot and this is a very annoying problem present since the first version I installed of this CM10.
I use P7500.
Click to expand...
Click to collapse
same issue here.... except my headphone volume is too low... the volume from speakers is actually great but when on headphones... harware keys dont work all the time and i have to use the on screen sliders. when i do thevolumes steps up once from really low to mediumand thats all i get...
as for recording, i havent experienced it.
******POTENTIAL WORKAROUND*******
you might want to try the A1 kernel as it includes VooDoo sound. that might work..
1. make sure you get the cm version. it works well for most but i cant get it work.... it freezes me up as soon as my homescreen loads. if you wanna try it.......
2.make sure you have pershoots 11/19 kernel on your sd card so you can flash back if you run into the same problem...
A1 Kernel READ CAREFULLY---- http://forum.xda-developers.com/showthread.php?t=1833136
Pershoots 3.1.10 (11/19) Kernel ---- http://droidbasement.com/db-blog/?p=2906
good luck...report back =)
I am having the same issue. I tried installing beats audio, but it didn't change the volume problem, it did make the sound a little better though. I am hoping this issue is fixed in a later version of cm10.
Also, I am having an issue (i posted it in the forum with no response) of my lockscreen being stuck in landscape mode, even when auto rotate is on. Does anyone else have this same issue?
Prashramani12 said:
Also, I am having an issue (i posted it in the forum with no response) of my lockscreen being stuck in landscape mode, even when auto rotate is on. Does anyone else have this same issue?
Click to expand...
Click to collapse
chk my last post for fix....
and lock screen in pershoots build has portrait disabled. will only display in landscape mode...i dont know if othere cm 10 ports...PA, TEAM D.I.R.T, AOKP, etc.... allow rotate of lockscreen...
audio
Marco Mugnatto said:
2- When recording videos with the camera, only left channel of audio is recorded. It probably should merge both left and right since it's mono.
.
Click to expand...
Click to collapse
anyone else having this issue?
I am seeing this on my p970. (ht..tp://get.cm/?device=p970)
only one audio channel gets recorded in my vidoes (not both left and right).
frugalman said:
anyone else having this issue?
I am seeing this on my p970. (ht..tp://get.cm/?device=p970)
only one audio channel gets recorded in my vidoes (not both left and right).
Click to expand...
Click to collapse
This has already been fixed in cm10.1 for tab 10.1 and is included in the nightlies.
My problem isn't the same as the OP, but title is the same: CM10 audio problems.
I would absolutely LOVE to use this ROM. I've tried cyanogen on many occasions and been very impressed. My only downfall with CM9 and CM10 was the audio. On CM9, my headphone volume would always reset to a low volume when a new song played. The only way I could find to fix this was via the DSP manager wm989 tab (or something similar) and changing the amplifier level, then changing it back. I never followed up to see if others were having the same problems, so I'm sure it is an issue that was already resolved. I eventually dumped the ROM for another because of the problem, BUT....I digress.
My current problem is on CM10. I love the clean look, I love the speed, the customization....EVERYTHING.....except the audio. I just noticed it a bit earlier while trying to play Youtube videos; the speaker volume was extremely low. I don't see any amplifier settings on the speaker tab of DSP manager. I have audio manager / Hide it pro installed, but all those volumes are at max. I went so far as to remove DSP manager from the system/app folder....but that did nothing useful that I can tell (aside from giving trebuchet a forced close). I installed Beats Audio, but that didn't help. I'm at a loss, and freely admit that I'm struggling to figure out how to resolve this. Would someone please assist? I'll gladly post logs if necessary.....just tell me how to post them. I really want this ROM to work, because it is almost perfect aside from this problem.

[Q] Whatsapp voice message problem

Hello guys, not sure if this is happening to everyone, on my SK17i, with stock GB .62 rom Whatsapp seems to record audio TOO DISTORTED, my voice gets recorded to badly that people doesn't even hear what i'm speaking about... (Comes out VERY loud)
Sometimes i have to put my phone very far away from me, and not having ANY type or environment sound or gets distorted right away.
I don't believe it's a Hardware problem since Facebook audio works good, calls also works good, and in .587 ICS WA recorded on good quality...
If someone has this bug or knows how to fix it would be awesome...
lincer556 said:
Hello guys, not sure if this is happening to everyone, on my SK17i, with stock GB .62 rom Whatsapp seems to record audio TOO DISTORTED, my voice gets recorded to badly that people doesn't even hear what i'm speaking about... (Comes out VERY loud)
Sometimes i have to put my phone very far away from me, and not having ANY type or environment sound or gets distorted right away.
I don't believe it's a Hardware problem since Facebook audio works good, calls also works good, and in .587 ICS WA recorded on good quality...
If someone has this bug or knows how to fix it would be awesome...
Click to expand...
Click to collapse
Could you solve this problem? I can't find anything on the internet.. =s
Montanari said:
Could you solve this problem? I can't find anything on the internet.. =s
Click to expand...
Click to collapse
Nope, sent a ticket to WA Support, the only thing i've found is that on ICS the audio got recorded on .AAC, MONO, 22.05KHZ, while on GB rom the audio's are on .AMR, MONO, 16KHZ/14BITS, some friends cellphones record the audio on .M4A (AAC Codec), Stereo, 22.05KHZ, so basicly they did something that changed the AAC codec intro AMR records...

[Q] pacman 4.3 netflix sound problems

Hi I have a problem. I have installed pacman 4.3 on my galaxy s2 and now when i stream netflix it turns off the sound in my headset when the sound is low. It is exactly like when i speak on the phone and none of us is talking it shuts off the speaker so i cant hear the background noice.
Anybody god a fix for this ?

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