Advanced Audio Coding (AAC) is an encoding scheme for lossy compression of digital audio designed to be the successor of the MP3 format.

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How do I convert the format of an audio track inside an MP4 video?

I have an MP4 File with an AVC video track and an MP3 (not AAC) audio track. Video: MPEG4 Video (H264) 1920x1080 [Video] Audio: MPEG Audio 44100Hz stereo 192kbps [Audio] While some video players ...
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2answers
2k views

Media file repair tool

I have an incomplete MP4 file. It contains audio only, in AAC. Is there any tool that would fix the file so I can play the partial file?
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1answer
84 views

Is there any problem opening 300MB+ audio files on Windows?

I just recorded about 6 hours of AAC streaming into a file, resulting in 300 MB approximately. The file doesn't play. I wonder if there was any problem with the file format and content, or it is just ...
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1answer
2k views

FFMPEG: how to add watermark to video?

My Platform: Ubuntu 10.10 + FFMPEG 0.5.3(I installed ffmpeg from source) I try to add Watermark to a .MOV video with FFMPEG 0.5.3 imlib2.so (Please note FFMPEG 0.6+ dont support imlib2.so, so I use ...
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3answers
2k views

What software do you use to encode movies below 700mb in the MKV format?

What software do you use for encoding video files. Probably with the following specifications: Format : Matroska File size : around 300 to 600 mb Duration : 1h 30m~ Video ...
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1answer
4k views

FFMPEG: AC3 to AAC conversion issues

Ok, this one has me scratching my head - and being a n00b isn't helping. In short, I had a script which I had perfected to covert MKV video to MP4. However, my Ubuntu 10.10 box bit the dust and ...
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1answer
647 views

Where can I get AA or AAX file format?

I need to test a AA and AAX file format for iphone testing. I tried google searching with filetype:aax. But I could't find it easily. Where do I find these samples?
2
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1answer
139 views

Does any economically-feasible publicly available software compare audio files to determine if they are dupes?

In the vein of this question http://unix.stackexchange.com/questions/3037/is-there-an-easy-way-to-replace-duplicate-files-with-hardlinks is there any software that will automatically parse a library ...
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3answers
8k views

How does iTunes 128 kbps AAC compares with LAME MP3 (-V 2, or -preset fast standard)?

I've been ripping my CD's to MP3 using LAME, with -preset fast standar (or -V 2), since audio listening tests find that LAME with these settings is transparent and as good as top quality Ogg Vorbis or ...
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2answers
8k views

How to verify FLAC files against the AccurateRip database?

I've been ripping my CD's to CUE+FLAC so that I get image files that allow me to replicate the actual CD. This serves me as a backup and as an easy access to the "media" if I need to re-rip the CD's (...
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0answers
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How to convert a mpeg4-aac video to mpeg-ts using MEncoder?

I know this can be done using FFMpeg and I have done it. The only problem here was that FFMpeg actually tries to "encode" the file while converting to mpeg-ts which I don't want. i.e. I just want to ...
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3answers
913 views

trouble installing nero AAC on fedora-13

(i've been asking questions like this a lot lately, eh?) I'm unable/unsure how to install nero AAC on my fedora-13 box. I've downloaded the zip archive and extracted it. I see a linux directory ...
0
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1answer
125 views

Adding Chapters to video as I would for aac

With AAC I can add section breaks to my audio so if I hit next track it jumps to the next section not to the next file in the playlist. Is there a way to implement this in the video files I am ...
8
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5answers
6k views

Extract audio aac from mp4

Is there a command line tool for Windows to extract audio aac from mp4 ?
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3answers
2k views

Convert video files for Maemo (Nokia N900) using ffmpeg/mencoder

I'm a newbie in video encoding so I'm looking for some expert advice. I'm looking to transcode media files with ffmpeg or mencoder (or something other) on Ubuntu for my Nokia N900 running Maemo. I'd ...
0
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0answers
625 views

How to Play 24 bit flac on iTunes? [duplicate]

Possible Duplicate: Flac files on iTunes I have flac files, which are 24 bit. I have tried to convert them to MPEG-4 Audio (Apple lossless), using Max (on Mac OS 10.6.4), but it let me ...
2
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0answers
103 views

How can I set current URL's and track names in M4A (AAC) songs?

I was listening to a mixset from Moby in iTunes today and noticed a few cool things about this M4A file which I would really like to know how to do on my own. The file has some type of embedded URL, ...
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1answer
753 views

Automatic adaptive gain normalization

How may I normalize a (voice) audio mp3 or aac file with no loss, having the gain rised as much as possible (mitigating distortion using a compressor), so in a long conversation people that speak ...
3
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5answers
18k views

iTunes: Burn an MP3 CD when I only have AAC files?

Is there a way to burn an MP3 CD when iTunes only contains (unprotected) AAC files purchased from the iTunes store? There isn't an option directly in iTunes to convert AAC -> MP3 like there is for ...
2
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2answers
11k views

AAC Sample Rate and Bit Rate for High Quality Audio?

What are the AAC Sample Rate and Bit Rate settings to set in order to encode an audio track with a quality comparable to MP3 320kbps? I need to backup a DVD movie, the default settings for AAC are ...
2
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4answers
12k views

How can I import h.264 encoded MOV files into windows movie maker?

I have a couple of digital camcorders that output .MOV files encoded in h.264 video/AAC audio. They won't load into Windows Movie Maker or Windows Media Player - I guess I need to install some codecs. ...
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3answers
388 views

How to convert a library of DRM'd iTunes AAC songs to unprotected mp3s for free?

How to convert a library of DRM'd iTunes ACC songs to unprotected mp3s for free?
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9answers
66k 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 ...
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7answers
28k views

How to decode AAC (.m4a) audio files into WAV?

How would you convert (decode) AAC files into WAV format? (Or, if you prefer, how to decode & re-encode them into MP3 or Ogg Vorbis? But WAV is sufficient as I already have good tools for WAV ➔ ...
0
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2answers
294 views

Linking to aac audio files is returning a 404

I have a lot of audio backed up on 1&1 (a web host), as I have a ridiculously large amount of cheap space left over after my websites. I uploaded these through Wise-FTP directly to my webspace ...