Audio

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Audio is a sound energy signal transmitted through an audible frequency.


Codecs

  • VLC - Codec: https://wiki.videolan.org/Codec/ (full list of all the main codecs used on the web, and several others not used much on the web but more for media distribution i.e. CDs/DVDs/Blueray/GameDiscs/Theatre/3D/VR-360/etc, since VLC plays just about everything)[1]

MP3

audio/mpeg

For more details on this leading Audio technology, see: MP3

MP4

audio/mp4

-or-

audio/mp4a

AAC

audio/mp4a

OGG

audio/ogg
  • OGG Vorbis codec:

Opus

audio/ogg

FLAC

audio/flac

-or- if wrapped in an OGG container (commonly):

audio/ogg

WebM

audio/webm

WMV

audio/wave

AMR

audio/amr

-or-

audio/3gpa


Identification

ID3

ID3 is the leading metadata format for identifying Audio files.

[7] [8] [9] [10] [11]

Recording

Audio Recording is a science of its own, focused on optimization of acoustics, minimization of background and ambient noise, and amplification.

Dolby

THX


Hardware

1/4 to USB

You can use a 1/4" ouput to USB converter to get the sound from your guitar or similar instument (keyboard, synthesizer, electric drums, etc) to your computer for recording, storage, playback, enhancement and other purposes.

Audio Interface

Another option is an "Audio Interface" which supports multiple different types of inputs at once.

[16] [17]


Tools

Audio Processing

JS

JAVA

C++

C#


Players

FLASH

SILVERLIGHT

FLASH/HTML5

HTML5

[21]

Internet of Sound

The use of background sounds and ambient noise, along with the Audio speakers of numerous devices, sensors, vehicles, etc to transmit signals and facilitate a short-range communication over-the-air, sound-powered protocol. [22]


Resources


Tutorials


External Links


References

  1. List of common Web Audio formats and their MIME types (and how JS "canplay" works): https://www.w3schools.com/tags/av_met_canplaytype.asp
  2. Opus comparison to other formats: http://opus-codec.org/comparison/
  3. FLAC to other audio codec comparison: https://xiph.org/flac/comparison.html
  4. PHP 5+ includes a library for working with ID3: http://www.php.net/manual/en/ref.id3.php
  5. PHPClasses - ID3 Package: http://www.phpclasses.org/browse/package/3979.html
  6. PHP -- LX. ID3 Functions: http://docs.phpmagazine.net/php/function.id3-get-tag.html
  7. Side-by-side Comparison of ID3 Versions, Fields / Frames: https://web.archive.org/web/20120620142716/http://www.unixgods.org/~tilo/ID3/docs/ID3_comparison2.html
  8. ID3 TAG and Enhanced TAG specification: https://web.archive.org/web/20120310015458/http://www.fortunecity.com/underworld/sonic/3/id3tag.html
  9. 141 Genres of the original ID3v1 spec: https://web.archive.org/web/20120310015458/http://www.fortunecity.com/underworld/sonic/3/genres.txt
  10. 147 Genres of the original ID3v2 spec (which also supported extensions like those offered by ICECAST/SHOUTCAST, Winamp, etc): http://www.multimediasoft.com/amp3dj/help/index.html?amp3dj_00003e.htm
  11. ID3 Genre List: https://eyed3.readthedocs.io/en/latest/plugins/genres_plugin.html
  12. wikipedia: Dolby Laboratories
  13. wikipedia: Dolby Digital
  14. wikipedia: THX
  15. wikipedia: 10.2 surround sound
  16. Behringer -- U-Phoria UMC2020HD 2X2 USB Audio Interface: https://www.long-mcquade.com/193012/Pro-Audio---Recording/Audio-Interfaces/Behringer/U-Phoria-UMC2020HD-2X2-USB-Audio-Interface.htm
  17. Guitar 1/4-inch to USB: https://www.thegearpage.net/board/index.php?threads/guitar-1-4-inch-to-usb.2195880/
  18. Audacity Mess Further Muddied by Muse Group’s New Licensing Efforts: https://www.reviewgeek.com/92109/audacity-mess-further-muddied-by-muse-groups-new-licensing-efforts/
  19. wikipedia: FL Studio
  20. How to change the color of the player progress bar and volume bar: https://amazingaudioplayer.com/jquery-html5-audio-player/how-to-change-the-color-of-the-player-progress-bar-and-volume-bar/
  21. 10 Best HTML5 Audio Players: http://smashinghub.com/10-best-html5-audio-players.htm
  22. The Internet of Sound: http://techcrunch.com/2015/07/26/the-internet-of-sound/
  23. LabROSA -- Laboratory for the Recognition and Organization of Speech and Audio: http://labrosa.ee.columbia.edu/

See Also

Multimedia | Music | Radio | Playlist | Closed Captions | Subtitles | TTS | STT | Voice Recognition | Speech Recognition | Chat