MP3 is the common name for the MPEG-1 Audio Layer 3(III) or MPEG-2. It is a patented digital audio encoding format using a form of lossy data compression.

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Auto-tagging MP3s

I have a ton of MP3s, but their ID tags are not filled in. Going in manually to populate them is simply too much work. I was wondering if there is a way to populate them automatically. Perhaps by ...
34
votes
8answers
25k views

Extracting audio from MP4 video into MP3

I downloaded a few MP4-encoded videos from which I'd like to extract the audio stream into MP3 files for easy listening on my digital player. Most likely, VLC can do this, but the instructions ...
29
votes
2answers
21k views

How to add a mp3 handler to sox?

I want to play music in the terminal with sox. # install sox/lame sudo apt-get install sox sudo apt-get install lame # play music play music.mp3 # play FAIL formats: no handler for file extension ...
20
votes
8answers
9k views

Any beat detection software for Linux?

Amarok 2 can search through music collection using ID3v2 tag's 'bpm' field. That would be very nice to retag the entire music collection so I can find the 'mood' of the track I like. However I've not ...
19
votes
3answers
6k views

Is there a tool that can detect (and if possible, fix) glitches in MP3 files?

My collection contains some MP3s which have some glitches like displaying the wrong duration on loading minor jumps suddenly ending despite the duration claims another minute remaining noise I'm ...
18
votes
8answers
7k views

Program to convert flac to mp3? [closed]

I'm looking for a program to convert flac files to mp3, while preserving the embedded metadata (including album art). I'm pretty sure this is possible with ffmpeg, but I don't know the command . . . ...
18
votes
4answers
7k views

Creating video with audio and still image for YouTube

I'm running the following command: ffmpeg -i audio.mp3 -ar 44100 -f image2 -i logo.jpg -r 15 -b 1800 -s 640x480 foo.mov Which successfully outputs a video with my recorded audio and an image on it. ...
17
votes
9answers
10k views

Is there an easy way to split mp3 files?

I recently learned a neat trick. To join mp3 files together, you simply use the command (in Windows) copy /b *.mp3 joined.mp3 and voila, you have one large mp3 file. My question: is there a method ...
14
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4answers
11k views

Linux command line utility to determine mp3 bitrate?

Is there a command-line utility to determine the bitrate of an mp3 file?
14
votes
7answers
8k views

Get MP3 Length in Linux / FreeBSD

I have a bunch of mp3 files with various length. I want to cut it down to 50%-60% length. Says, from 1 minute down to 30 seconds. It should be trivial using ffmpeg. But, I don't know how to determine ...
13
votes
5answers
18k views

What is the quickest, easiest way to compress a mp3 file?

I would like to compress an mp3 file, and I see a lot of references when searching google, but it seems like by now someone must have found something easy and that is guaranteed to work. Compressing ...
13
votes
7answers
993 views

Windows: What software do you recommend for editing MP3 ID3 tags? [closed]

What software do you recommend for editing MP3 ID3 tags? (The OS is Windows XP.)
12
votes
4answers
2k views

Why is a FLAC encoded from a decoded MP3 bigger than the MP3?

To be more precise than in the title, suppose I have a MP3 file that is 320 kbps. If I decompress it, then logically, all the data except for roughly 320 kilobits out of each second of audio should be ...
12
votes
8answers
20k views

How do I split an MP3 file without re-encoding it?

I have a 400 MB MP3 file at 96kbps, taken from a CD. I want to split this into many files. Is there any way to do that without affecting the quality of audio or maybe without re-encoding the file?
12
votes
9answers
56k views

What is the best file format/bit rate to rip tracks from a CD into iTunes? [closed]

I know it sounds subjective but its not meant to be. I am very new to ripping CD's using iTunes, and I'm confused over the different formats available. I have read Wikipedia regarding the AAC and ...
12
votes
4answers
15k views

Speech recognition - MP3 to text software

I'm looking for a speaker independent program (commercial or free) that would enable me to transcribe MP3 files containing speech recordings (especially podcasts) to text. I wanted to try Dragon ...
11
votes
4answers
1k views

Office jukebox systems [closed]

We're looking for a good office jukebox solution where staff can select songs via a web interface to be played over the central set of speakers. Must haves: Web Interface RSS / easy to scrap ...
10
votes
4answers
35k views

How to install libmp3lame for ffmpeg

I already have ffMpeg running on my test server. I would want to convert all possible audio files to mp3. I get the error 'codec not found'. here's what i typed: /var/www/i/uploads$ sudo ...
10
votes
10answers
18k views

How to convert .ogg to .mp3?

Ubuntu ripped a CD for me into audio files but they are all .ogg format which I can't play on my MP3 player. How can I convert .ogg files to .mp3 files?
10
votes
4answers
32k views

Automatically sort music files into folders by album/artist names

I have a large collection of music files (let's say MP3), with metadata (ID3 tags), but all are located in the same folder. I wish to automatically organize all of them according to this metadata.
10
votes
9answers
769 views

Convert mp4 to mp3

I would like to convert mp4 (video included) to mp3 (without video). what is the best way of doing this apart from using audacity (or similar software) and performing manual conversion (recording as ...
10
votes
4answers
22k views

What is a good way to batch re-encode mp3 files from a higher bitrate to a lower bitrate in Windows?

I have a few thousand MP3 files and they are all of mixed bitrate. I would like to run a program that can batch encode them all to 128 kbps. Are there any decent and free solutions for this for ...
10
votes
4answers
19k views

How can I transfer music from my iPhone to my computer?

I'd like to transfer the (non-DRM) music I have on my iPhone to my computer. Which application can I use to do that? I found several shareware applications but they didn't really work.
10
votes
5answers
9k views

Merge MP3-files into audiobook with chapters?

I want to take a folder full of mp3's, and merge it into an audiobook-file (for Ipod, don't remember the file format) with chapters for each file. Is there a tool that will do this?
10
votes
3answers
6k views

Is there a command line MP3 player for Windows?

Is there a command line MP3 player for Windows? It needs to support CJK filenames. I have tried the following so far: mpg123: doesn't have the ability to pause/fast forward/backward. MpxPlayer: ...
9
votes
1answer
18k views

FFmpeg command to convert MP3 to AAC

I can issue this command: ffmpeg -i input.mp3 -acodec alac -ab 128k -ar 48000 -ac 2 -y output.m4a to create a m4a file. But when I issue this command ffmpeg -i input.mp3 -acodec alac -ab 128k ...
9
votes
5answers
6k views

Free Duplicate mp3 finder [closed]

Sometime back I had used a duplicate file finder for mp3 by analyzing the content.Unfortunately it was not free and the shareware had a lot of limitations. Are there any freeware/OSS ones to detect ...
9
votes
2answers
196 views

Automatically remove all music from mp3 talk show

Is there a tool that can automatically remove the music sections of a given mp3 file so only the talking part is left? This would create a better listening experience when listening to the file on my ...
8
votes
1answer
107 views

Will editing an MP3 harm the quality?

I recently recorded something in MP3—I should have done FLAC but its way too late—and I wanted to edit those soundtracks from 5 minutes to about 2 minutes each. I edit in Audacity. Will loading it, ...
8
votes
3answers
27k views

How to convert M4B files to MP3?

I have downloaded some .m4b files, but my mp3 player cannot play them. I have tried several converters i found through google, but they can't seem to be able to convert the whole files. (Its an 8 hour ...
8
votes
6answers
36k views

How to play MP3 files into the microphone input

In a chat session, whenever I want the other person to hear a pre-recorded voice, I need to play it on my speakers and use my microphone to capture it. How can I play MP3 files into the microphone ...
8
votes
7answers
20k views

What is a good .mp3/.m4v tag editor for OS X [closed]

What is a good .mp3/.m4v tag editor for OS X that's not iTunes? I'd prefer free but I'm open to anything. I've looked at ID3 Editor but that only does .mp3 (from what I could see). I want to set ...
8
votes
3answers
17k views

How to record a mp3/m3u stream using VLC?

How do I capture/record directly from a MP3/M3U stream of a radio station, using VLC player, setting up VLC via its graphical user interface (GUI)? I prefer the Windows version of VLC but ...
8
votes
2answers
518 views

How to test thousands of MP3 files whether they're playable?

I just managed to recover lots of mp3 from a bad HDD. Is there a way to test all these files if they are playable? I don't want to hit next a few thousand times.
7
votes
6answers
1k views

How does an iPhone know which mp3s are podcasts?

I recently got an iPhone, and quickly found I would rather use the Zune software instead of iTunes. So I turned on the manual syncing, and I can just drag the mp3 files I want over to the iPhone in ...
7
votes
5answers
2k views

How can I convert FLAC to other formats in OS X?

I have a few FLAC files that I'd like to play with iTunes. I would like to retain the metadata if possible. How can I convert the files to a format supported by iTunes?
7
votes
5answers
7k views

Repair encoding of ID3 tags

I have inherited about 2000 MP3 files. For the majority of them, their ID3 tags display garbled in Amarok. I need a software that upgrades the ID3 tags to v2.4 type $03 (i.e. UTF-8 encoding), removes ...
7
votes
6answers
2k views

Program to dump ID3 tag structure

Is there a program that would dump the complete structure of ID3v2 tags? Not just the frame names and values, but full information such as frame order, text encoding, description encoding (for TXXX ...
7
votes
3answers
17k views

Best program to trim silence beginning and end of mp3 files?

I have a bunch of mp3 files that have silence at the beginnings and ends, is there any program to trim this automatically? I would prefer that I can just give it a list of files to trim as opposed to ...
7
votes
3answers
6k views

How to store iTunes cover art as mp3 id tag?

iTunes shows nice cover arts for all my mp3 songs. Unfortunately most of them are stored in the iTunes data base and not as mp3 id tags. This makes them useless, if I use the mp3 files with other ...
7
votes
3answers
5k views

How can I play my MP3 files through my stereo system?

Here's the situation. Like many others I have my entire CD collection ripped to my PC, along side other music I've acquired through iTunes or Amazon MP3. Also like many others the speakers at my PC ...
6
votes
4answers
7k views

Download MP3 from URL on Mac OS X

Ok, so i have a URL of an MP3. What are my options for downloading it. In or out of a browser, doesn't really matter. Short of creating a HTML document with a href that i "Save Target" on, can I do ...
6
votes
1answer
1k views

Convert mp3 to wav

Could someone tell if we can convert an MP3 file to WAV format and regain the initial audio clarity? If so, how do I do that?
6
votes
4answers
3k views

Command line tool to identify audio file specs

I'm looking for an audio file equivalent to ImageMagick's identify command. For example, with identify, I can get brief information about a bunch of images: % identify b* banner1.jpg JPEG 134x614 ...
6
votes
5answers
683 views

Version Control for MP3s?

I've got a lot of "binary media", which I'll abstract away as "MP3s". I've also got several computers that I'd like to have the whole library on - a desktop, media box, a laptop here or there, etc. ...
6
votes
3answers
10k views

Is there a Windows command-line tool to set ID3 tags on an MP3 file? [closed]

I am looking for a command-line tool for Windows that will allow me to set the ID3 tags on an MP3 file. For example, something like this would be ideal: C:\> setID3.exe myfile.mp3 -artist "The ...
6
votes
1answer
6k views

FFMPEG: Convert m4a files to mp3 without significant loss of information / quality. Automated bitrate

I have a load of audio files (about 1000) which I want to convert from m4a to mp3 so I can use play them on a CD player which has a USB port. I tried doing something simple like: ffmpeg -i FILE.m4a ...
6
votes
2answers
12k views

How to convert 3gp audio file to mp3?

I have a 3gp audio file recorded with my Android cellphone. I would like to convert it to mp3, preferably on Linux, but Windows also an option. Any recommendations?
6
votes
3answers
5k views

Previewing audio files in Windows Explorer [closed]

Is there any program that can play audio files by right click/mouse hover directly in Windows Explorer? *Update:*Please introduce other apps (if any).
6
votes
1answer
5k views

How do I add MP3, MP4 and H.264 support to Chromium on Windows?

Google Chrome on Windows comes with support for the above media formats, however, Chromium does not. I want to add support for my own personal use, how can I do this? I know that on Ubuntu this is ...