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Questions tagged [bit-depth]

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Reducing bit depth below 8 bits with ffmpeg

I want to limit the bit depth of PCM audio using ffmepg, but I want to limit it to a non-standard size (specifically to 4 bits). Of course it still has to fit pcm_u8 and that's fine. I tried this ...
justaboy4's user avatar
0 votes
1 answer
134 views

Understanding Bit Depth Levels for Analog to Digital Conversion

I am a bit confused on bit depth regarding analog to digital conversion... During the ADC process, I understand that bit depth essentially represents a number of levels that sample points can be ...
4Matt's user avatar
  • 113
2 votes
2 answers
260 views

Is it worth it to use 32-bit (float) in Audacity while mixing down to 16-bit?

I mix several tracks recorded with a bit depth of 16 bits. In Audacity, I set the 32-bit setting to floating point. I don't change the sample rate. Is it worth it to edit with the 32-bit floating ...
Montmorency's user avatar
0 votes
1 answer
70 views

Understanding microphone and recorder/preamplifier noise specifications

I am currently trying to understand the connections between microphone sensitivity, decibels, signal-to-noise ratio, bit depth, dynamic range, etc. A picture from which I expect a lot to understand ...
steelcook's user avatar
1 vote
1 answer
10k views

How do I check sound card's bit resolution and sampling rate on Linux?

I have a E-MU Tracker Pre USB sound card that supports playback at up to 24-bit resolution and 192 kHz sampling rate. It works on Linux and plays both 16bit/44.1kHz and higher-bitrate content; both ...
Nickolai Leschov's user avatar
0 votes
1 answer
1k views

how to list bit depth and bit rate of all. files in a set of nested folders?

I have a large collection of music and would like to know the bit rate and bit depth of the individual files. What is the simplest/easiest way to achieve this? EDIT FOR ADDED DETAILS: I am using ...
aquagremlin's user avatar
0 votes
1 answer
45 views

Bit depth calculation doesn't seem to add up

I was looking to verify my understanding of audio file representations, so I decided to take an audio file at random and try to deduce its bit depth. According to MediaInfo, the file in question has a ...
kiril's user avatar
  • 7
2 votes
3 answers
653 views

What frequency/bit depth were the Beatles recorded at?

I read an article about how magnetic tape in the early 1960's could only record roughly 100kbs. Does this mean the master recordings of the Beatles are relatively low quality compared to the 768kbs (...
PetSven's user avatar
  • 155
1 vote
1 answer
1k views

Converting from float 32 PCM to signed 16 PCM. Does it matter if I resample before or after the bit depth conversion?

I have a sound source fed into a GStreamer pipeline for conversion into a more suitable format. The sources are varied but at the end of the pipeline I must have Signed 16-bit PCM (Mono) at 48Khz. ...
NeonMan's user avatar
  • 113
0 votes
3 answers
80 views

Audio ADC vs uncpecified ADC with similar parameters

What in general, is the difference between a Audio ADC and an ADC, which has a similar sample rate (up to 100khz in my example) and a similar bit depth (12 bit in my example). I would like to use the ...
Ben's user avatar
  • 103
1 vote
1 answer
159 views

Is DSD actually practical or just theoretical

From what ive read on the internet and on google, DSD is able to capture sound at 1 bit. From what i understand, this is essentially a way to capture audio at the most atomic level?? I'm not an ...
Derek M. D. Chan's user avatar
1 vote
3 answers
3k views

4 bit audio editor?

I am working on an electronics project and I need to store speech data in an extremely limited memory. Since the microcontroller is not equipped to dynamically decompress audio data, I am stuck with ...
Nirav's user avatar
  • 145
2 votes
1 answer
597 views

Converting 8 bit sound into 2 bit sound

How can I convert an 8-bit raw sound file into 2 bit sound? I want to test a 2-bit DAC I made with some real speech recording. Here is what I have currently: 0x7e, 0x7e, 0x7b, 0x7b, 0x7b, 0x7b, 0x7a,...
Nirav's user avatar
  • 145
1 vote
2 answers
6k views

What is Tidal's 'Master' Quality sample rate and bit depth?

I've been using Hi-Fi as my streaming quality, which I believe is 1440kbps and 16bit depth. Does anyone know where I can find information pertaining to this screenshot?
neaumusic's user avatar
  • 292
-2 votes
1 answer
1k views

MP3 and bitrate

So from what I know bitrate is the product of samplerate * bitdepth. But I cant understand this: here for example we try to create an MP3 file selecting bitrate to 320 and sample rate to 44.1khz ...
papajo's user avatar
  • 101
1 vote
3 answers
4k views

How can I detect the sample and bit rate coming from my iPhone?

I want to experimentally prove that the iPhone can play 24 bit audio through the USB port (and also >44.1 sample rate but that is more trivial). How can I test this? I have a decent budget so a DAC ...
progressiveCavemen's user avatar
6 votes
3 answers
3k views

How to record wav file in bit depths lower than 8 bit?

First of all, sorry if this is not the right stackexchange site to ask this, but here it goes. For research and learning purposes I want to record wav files at different sample rates and bit depths ...
jotadepicas's user avatar
0 votes
1 answer
892 views

How to transfer 5.1 surround signal from computer to receiver using S/PDIF?

How do I get 5.1 channel audio from my Laptop to my 5.1 Dolby surround receiver? The receiver only got a S/PDIF optical and coaxial input and my Laptop doesn't have an S/PDIF out. I'm looking to buy ...
inckka's user avatar
  • 101
3 votes
2 answers
3k views

How come floating point audio doesn't clip?

I'm generating a 440Hz sine wave in 32bit floating point audio format with SDL2. I've read else where that 32bit floating point audio format is normalised between -1.0 and +1.0. With that statement ...
MrRadiotron's user avatar
1 vote
1 answer
712 views

24 bit vs 16 bit for midi samples

I haven't been able to find much of a satisfactory answer anywhere regarding the great debate between 24 bit and 16 bit sound recordings. It seems to be that most people say recording in 24 bits is ...
MrTheBard's user avatar
  • 181
3 votes
4 answers
4k views

Batch convert the bit depth of several audio files from 32 to 16

Is there a reasonable way to batch convert the bit depth of several audio files from 32 to 16? With Adobe Audition, I can open a file, then "Save As..." and change it to 16 bit. But I have hundreds ...
Saturn's user avatar
  • 133
5 votes
3 answers
2k views

What do I lose when reducing bit depth?

I am concerned about the losses when converting flac files from 24bit to 16bit. Does it reduce quality or add noise or what?
user3580089's user avatar
5 votes
5 answers
3k views

What sampling rate and bit depth would be necessary to make a digital recording indistinguishable from the original?

I'm assuming this is a solved question (please cite sources). It seems like a 96kHz sampling rate with 24-bit samples is standard for high-resolution audio, but is this considered to be ...
Zach's user avatar
  • 153
1 vote
2 answers
9k views

Audio CD 16 bit or 24 bit?

I want to create my own audio CD. Should I render WAV files to 16 bit or 24 bit depth?
user avatar
3 votes
4 answers
2k views

Increased headroom vs resolution with 24bit audio recording

I've been doing a bit of reading on 16bit vs 24bit audio and came across this article that claims 24bit/192kHz playback is basically pointless (but, that's not what I'm hear to discuss). What I found ...
user avatar
3 votes
2 answers
2k views

Sound Card Design: Why 96Khz/24bit?

I'm in the process of designing a soundcard. However, I'm a little confused over one aspect. The primary usage of the soundcard's output will be playing 320kbs mp3s through a program (Traktor, VDJ, ...
user avatar
5 votes
1 answer
11k views

What is the proper way to reduce audio sample rate and bit depth?

When presented with a lossless audio file, what is the proper way to reduce sample rate and bit depth? When reducing bit depth, I understand that I should apply dither, but I don't know what scale or ...
user avatar
5 votes
1 answer
5k views

Will low output volume affect the quality of the sound?

I recently bought a new pair of headphones and am currently using them on a Windows computer. I have connected the headphones directly to the built-in sound card of the computer and therefore I am ...
user avatar
1 vote
0 answers
199 views

Master Faders, AUXs - 48 bit vs 24 bit in stem/mixing workflows

So, I've been thinking a bit about mix workflows and routing. In the past, with dialogue, for example, I've hard-bussed all my dx tracks to an aux track where I normally just throw a bit of ...
James's user avatar
  • 568
1 vote
1 answer
3k views

iPhone 5 Bit Depth & Sample Rate?

So, are we expecting the newly released iPhone 5 to have an increase in Bit Depth & Sample Rate capabilities for audio recording software / hardware? I scoured the tech specs on Apple's website ...
Jinksi's user avatar
  • 158
2 votes
3 answers
14k views

What is the maximum sample rate/bit depth of the iPhone for recording?

Hello. I've been wondering for a while now about the recording capabilities of my iPhone. With the addition of the Apogee Mic and others it could be a good little recorder maybe? But I wonder, does ...
littlejim84's user avatar
2 votes
4 answers
3k views

Working in 96k 24bit, mixing down to 44k 16bit

This might be a bit of a beginners question but I was wondering if there was any benefit to working in Pro Tools at 96k 24bit when all your sounds will be bounced out and used at 44k 16bit ? Cheers, ...
Eric Van Amerongen's user avatar
2 votes
2 answers
438 views

Sync Issues and sample/bit rates

Hi, ive been recording sound for a tv show recently. I record the sound separately to the camera using portable recorder and a couple lapel (wireless) mics... Checking that on the camera their ...
Chris Phillips Leeds Met's user avatar
3 votes
1 answer
150 views

KHz and bit depth in HD film and computer playback?

I just made a song for a talkshow we're making. I made it in Ableton Live 48kHz in MIDI. Most of my libraries is recorded in 24bit/96kHz. When I save it out as 48kHz 24 bit it sounds dull. I changed ...
Friend of Kim's user avatar
4 votes
1 answer
19k views

What does the sample rate and sample size of audio means?

In a MP3 audio file, I know theres a bitrate of audio which tells the number of bits in seconds are being used by the player, in other words a measure of quality of audio. But I'm confused with the ...
user avatar
2 votes
9 answers
8k views

Protools 10 what is a 32-bit floating point about?

Today I started a course on protools 10, there are a few things I just can't get my head around. What exactly is a 32 bit floating point? I understand there are 6 Db between each bit (i.e 16 bit= ...
JM V's user avatar
  • 385
2 votes
1 answer
8k views

What is the equivalent samplerate and bitdepth of FM radio?

At its best transmission quality, what is the equivalent samplerate and bitdepth of FM radio? Thanks.
François Becker's user avatar
6 votes
7 answers
3k views

What sample rate do you use/prefer?

First question so apologies if it's not up to scratch. Feel free to let me know :) I'm wondering what sample rate you like to record at and what the sample rate generally is of any sound effects that ...
Alan Pring's user avatar
2 votes
3 answers
269 views

What are Your Preferred Bit/Sample Specs for Commercial Libraries?

Over the past 10 years I've been making most of my living doing stock libraries, patches, virtual instruments etc which were geared pretty specifically toward musicians. These days though, I'm doing ...
theodorejordan's user avatar
1 vote
2 answers
3k views

Why is there added distortion when going from 24 bit to 16 bit?

I've read a lot here about added noise when going from 24 bit to 16 bit. I'd like to know why this exists. When converting a 24 bit signal to a 16 bit signal, why can't we simply round the 24 bit ...
Brad's user avatar
  • 2,588
5 votes
3 answers
3k views

Should I ever use a bit depth less than 24 bits?

Pro Tools gives me the option of 16 bit or 24 bit. Is there a reason I shouldn't just always use 24-bit sessions to get the highest quality sound?
BenV's user avatar
  • 3,705