Alvas.Audio is C# audio library for .Net developers.

Main features:
Records audio
Plays audio
Set up mixer controls
Edits audio
Converts audio



Key Features:

Recorder allows:
record uncompressed audio data (PCM);
record compressed audio dаta: IMA ADPCM, Microsoft ADPCM, CCITT A-Law, CCITT u-Law, GSM 6.10, MPEG Layer-3 (mp3) and others;
record data to the stream (file stream, memory stream);
pause and resume recording;
get the current sound position;
record data to any recorder installed in the system (multiple sound cards).
Player allows:
play uncompressed audio data (PCM);
play compressed audio dаta: IMA ADPCM, Microsoft ADPCM, CCITT A-Law, CCITT u-Law, GSM 6.10, MPEG Layer-3 (mp3) and others;
play data from the stream (file stream, memory stream);
play mixed audio data;
pause and resume playing;
get the current sound position;
play data from any player installed in the system (multiple sound cards).
Set up mixer controls:
select source line for recording;
change source line volume for recording;
additional controls adjustment. For example, "Mic Boost";
change master volume for playback;
playback muting.
Editing
change the speed of audio data;
change the volume of audio data;
join several pieces of audio in a single;
cut a piece of the audio stream;
insert a piece in the audio stream;
remove a piece of the audio stream;
create audio format from the byte array;
insert and mix audio data into main audio data with specified offset multiple times;
reverse audio wave stream;
split stereo audio stream to two mono streams;
merge two mono audio streams into one stereo.
Several audio files concatenation.
Converting
Convert the audio data from one audio format to another.
Convert audio wave stream to mp3 stream.
Convert Dialogic .vox (adpcm) stream to Mp3 stream.
Change Wave stream to MP3 stream. if Wave stream contains MPEG Layer 3 data.
Play, record and convert RAW headerless format (SLINEAR etc) (used in Asterisk PBX).
Play and extract audio data from Avi streams.
Encode and decode Dialogic .vox (adpcm) format data (used in Asterisk PBX).
Convert audio wave stream to mp3 stream
Convert Dialogic .vox (adpcm) stream to Mp3 stream
Misc
View the level of the input sound signal.
Sign library with strong name. Audio library can be added to GAC

See "How to.." for more info...

Whats new (version 2014.0):

DsConvert.ToWma method converts input audio file to WMA (Windows Media Audio) file
CdDrive class for control CD / DVD devices
CdReader class reads audio data from specified CD Audio track
CdInfo class describes CD-DA (Compact Disc Digital Audio)
TrackInfo class describes CD (Compact Disc) track

Home:

http://alvas.net/alvas.audio.aspx#

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