Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [compression]

Compression is the process of lessening the dynamic range between the loudest and quietest parts of an audio signal

5
votes
2answers
346 views

What are the differences between budget and more expensive hardware compressors?

I'm think about getting a compressor and I heard that Alesis makes one popular compressor for electronic music. I'm informed that the prices can differ much, so I wonder what is the difference between ...
3
votes
3answers
26 views

How can I compress podcasts consistently and reliably to go onto Google Play Music?

After getting a complete, confirmed Artist's account on Google Play Music and attempting to upload my podcasts, I realized there was a requirement that all provided files must be FLAC or WAV files ...
2
votes
2answers
22 views

Can phasing occur with 2 seperate/unique instruments

I'm struggling with a piece of audio. Answers here on this site and my own searching suggests it is phasing, but I am very hopeful if some can clarify. Here is a link (download MP3), although I will ...
1
vote
1answer
436 views

Mastering chain effects

This question has been asked in various forms but not yet completely in my view. I'm trying to find a good mastering chain for a sound effects library using say Waves plugins in pro tools. I see ...
1
vote
4answers
5k views

How to make compressed audio loop without audible gap?

I am trying to create an M4A (MP3) audio track which must loop without audible gap. I've heard that compressed audio is padded with silence at the end to fill up missing samples in a block of ...
1
vote
3answers
1k views

How can I compress my bassline like the linked Boris Brejcha track?

I'm trying to compress a bassline to sound smoothly with lowgain attack, but it is hard to accomplish this mission. Does anyone know how to help me make my bassline sound like this: ...
1
vote
4answers
226 views

What do you use for video file conversion?

I get a wide array of video file types despite me specifying what I want. I was wondering what does everyone use to convert the video to something more manageable for pro tools? Many times I want to ...
6
votes
4answers
14k views

Live rock band having issues with vocals being buried

We are an independent touring band that has been having issues with the vocals being lost in the mix. Our singer is constantly told that she's being drowned out by the band. The band consists of a ...
2
votes
2answers
12k views

How do I use the Insert I/O on my Behringer Mixer?

My Behringer X2442USB has a feature called Insert I/O. I understand what Behringer has to say about this feature but now how to use it. From the manual, INSERT Insert points enable the processing ...
0
votes
2answers
1k views

Leq (A) specifications

Hi guys, this is the first time i post on this forum, although i've been reading quite often in the last few months. I've got an issue on something i just came across. I'm editing dialogues (voices ...
5
votes
1answer
2k views

Is it wrong to use compression on the master bus?

I've read some pretty conflicting statements about what people should or shouldn't do when it comes to putting effects on the master bus. In general, what I always do is put on a compressor but have ...
4
votes
2answers
265 views

Recording/mixing/mastering drums

I'm working on a project where I am to mix/master drums to a backing track (sort of a drum-replacement project.) I've gotten the drums to sound pretty great on their own but was just wondering if I ...
0
votes
1answer
448 views

Dialogue Chain Differences: TV versus Film

How is your processing chain different? Certainly, limiting and dialnorm requirements are different...but what about your actual processing? Do you step compress on some genres and quick attack bus ...
3
votes
3answers
208 views

Should I use a standalone compressor/gate or do it in post?

I'm recording screencasts and also dabbling in podcasting. I do video editing in Final Cut Pro X. My question is this: Is it better to use a standalone insert compressor/limiter/gate or have FCPX do ...
2
votes
0answers
36 views

How do LPC encoders work

I asked this question on the DSP forum and got a reasonable answer but the answer was very technical and was wondering whether someone could give me a more general idea of how it works. My ...
0
votes
3answers
985 views

Re-encoding MP3 reduces quality

If we have an MP3 file and we decode it to an uncompressed WAV file and then later encode it to MP3 again at the same sample rate - why is it that the quality gets degraded? This is a past exam ...
1
vote
5answers
3k views

The purpose of Threshold, Knee and ratio in a compressor (discussion)

I would just like a get eveyone's view on the purposes/"what they do" on a compressor. They way I understand it is, the threshold is the dB level that is reached by a signal that causes the knee + ...
3
votes
7answers
32k views

Why does a FLAC file have a lower bit rate than the CD file?

I ripped a CD to FLAC. Comparing the two versions of the same song with MediaMonkey, I noticed the original CD bit rate is 1411 kbps: whereas the FLAC file has a bit rate of 906 kbps: Why is this? ...
1
vote
2answers
394 views

Setting up side-chain compression in Sonar

I want to configure side-chain compression in Sonar LE, but I don't know how to do it. I have two tracks: a voiceover and music. I want the music to duck while the voiceover is talking. I can ...
1
vote
1answer
151 views

Space Saving Archive Format

I was in a debate with some game designers I work with about the best archiving format. What it inevitably came down to was a really dumb test, in which the results were futile in producing a winner ...
2
votes
2answers
2k views

How is compression different from normalization?

Newbie question. I originally asked this here in the comments but I was advised to post this as a separate topic. If I understand correctly, compression reduces the volume range of a sound so that it ...
1
vote
4answers
391 views

What kind of compression does my audio go through when it undergoes Dolby AC3 Codec ?

In an Optical medium, The Dolby Digital print has a 5776 dots each representing a bit of data in one perforation. Therefore 4 perforations per frame and 96 perforations in one second. So in one second ...
1
vote
4answers
827 views

Is buying a compressor a good thing for vocal recording?

I have a little home studio and so far, just recording with my Studio Project B1 microphone right in my Presonus Firebox was ok for vocals. I have some money to spend on an upgrade for this setup, and ...
2
votes
3answers
591 views

What's the best ubiquitous format for compressed voice audio?

I'm sharing records from phone conferences on my website, and would like to save space. It would be nice if I could use speex as I get about 5:1 compression compared to mp3. However most people would ...
2
votes
1answer
44 views

Tool for improving old recordings

I'm looking for a tool like this, but not quite sure what to call it. I have a number of MP3s of recordings I did on 4-track tape back in the day. I quite like them but the recording is fairly poor ...
3
votes
1answer
212 views

Where does Levelator fit in with traditional compression/gating/limiting?

I understand the basic concepts of compression, expansion, gating, and limiting, but I'm still working on best applying them to my podcast to achieve the best resulting sound. I'm also working on ...
2
votes
2answers
1k views

cutting foley/footsteps through compression?

Anyone do this? We're looking to tweak our chain somewhat, and one of the more obvious things is to go ahead and compress some of those quick transients out on the cut side of foley and footsteps. ...
4
votes
3answers
449 views

A Feedback Compressor

I was perusing website a few days ago and ran across the routing/bussing schematics for a "feedback compressor." Now I can't find the page and I'm wondering what exactly a "feedback compressor" is? ...
4
votes
3answers
72 views

Techniques on Mastering

I'm interested in creating the most 'dynamically interesting' sound from music that I've produced on a computer, which includes vocal samples, bass, rhythm and instruments. At first I was happy with ...
3
votes
1answer
3k views

When you are mixing dialogue, compression settings for stem

When you are mixing dialogue and you have it all mixed, what is your strategy for compressing the rest of it? I understand that multiband compression is commonly used but do you try to set a very ...
8
votes
1answer
820 views

In which situations is Audio Expansion applied (opposite of compressors)?

I've encountered from time to time some plugins that allows a threshold and a ratio to be set so that quieter sound can have an even more quieter level (or silenced altogether). Ableton Live actually ...
3
votes
4answers
3k views

Best lossy format for music?

Which one of the lossy file formats like Ogg, AAC, Mp3, Wma has the best quality/size ratio? I've seen that AACs are smaller than MP3 at the same bitrates. Do they sound worse than MP3?
2
votes
4answers
377 views

Remixing For The Internet?

I was wondering if there were any quick approaches from taking a soundtrack that has a wide dynamic range (film) and compressing it for something like the internet, where most things seem to be ...
2
votes
1answer
14 views

How to achieve overcompressed sound?

How can I make a track sound like its over-compressed, like this one: http://mp3.juno.co.uk/MP3/SF1228842-02-01-02.mp3 ? (I'm using the izotope Ozone plugin inside a VST host)
4
votes
2answers
135 views

Side chain sources for a compressor working on a guitar or bass signal?

I've only ever used side chain triggering for compressors acting on drums. Where a kick signal compresses snare and toms. I'm trying to figure out some interesting use cases for side chain compression ...
0
votes
1answer
111 views

Program to decompress WaveZip on 64-bit

Anyone know of a 64-bit or 32-bit windows compatible program to WaveZip compressed files? I just tried to install WaveZip on my 64-bit Windows machine and it is 16-bit and won't install.
1
vote
5answers
551 views

Video Compression

How do you compress a video so that it is a manageable size for protools? What codec do you recommend and what is a manageable size for LE? The original video is 360 mb and it is 7min color. I can'...
6
votes
1answer
404 views

How can I qualify differences between compressors?

When A/Bing different models of compressor (usually DAW plugins since that's what I generally have access to), I can tell that different compressors with similar settings have a somewhat different ...
0
votes
4answers
6k views

Best way to bounce down using Pro Tools?

Hello I have been syncing a trailer today and things are sounding good but none of the sounds reach 0db on the master fader. Is is best to compress each audio track or each clip? Or do I normalize ...
21
votes
2answers
10k views

What is side chain compression?

I've heard mention of side chaining or side chain compression in reference to electronic music (specifically Daft Punk). What is it?
13
votes
4answers
2k views

What is compression and why is it used?

Related to vocal recording, I see some answers that talk about compression. What exactly does compression do, and why and how is it used?
8
votes
2answers
769 views

Step Compression: Do you use it?

I often times due to time constraints and given the limited amount of dynamic range permitted for my television mixes, use step compression on my narration track. I find it causes less ear fatigue ...
3
votes
3answers
511 views

While mixing, how aggressive should I get with EQing?

Mixing question... I need to give each element its own space in the mix and I'd like to know how you go about this. I compress the element I'm trying to sit and EQ out its competitors but still it ...
3
votes
7answers
2k views

EQ, Compression sequence?

Hi all, maybe this question has already come up (though I couldn't find it ...), and surely most of you will have their own best practices here... EQ or Compression, what do you put first and why? ...
4
votes
4answers
800 views

Compression? When do you use it, if ever?

If at all and when and how do you use compression? I'm curious to see who out there actually uses it. You can answer with referring to either recording or mixing. I have already asked if you use ...
2
votes
7answers
2k views

in reality, do you believe convolution compression can work?

convolution reverb is a well known thing to us all... however, what about convolution compression? can it work? what do you think?
4
votes
4answers
458 views

How to widen a sound effects dynamics? Uncompression?

Hey guys, I have done a lot of sound design using some punches, body falls, kicks, etc. that were mashed and mastered and normalized and compressed and every-which-way processed. Does anyone have a ...