Development of .NET Components Libraries for C# and VB.Net Programmers

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New! Alvas.Audio

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2010-02-01
Alvas.Audio new version has been published.

New features:

Writes ID3 tag version 1 from MPEG Layer3 streams.
Writes INFO metadata(similar mp3 tags) from Wave streams.
Checks audio signal silence.

2009-11-04
Alvas.Audio new version has been published.

New features:

Reads ID3 tag version 1 from MPEG Layer3 streams.
Reads INFO metadata(similar mp3 tags) from Wave streams.
Gets the format list for specified format tag and driver.
Player class can plays Wave file data from array.

2009-03-19
Alvas.Audio new version has been published.

New features: DsReader class for playback any audio files and decode theirs to PCM using DirectShow filters. Standard supports

MP3 Format Sound: .mp3
Windows Media Audio: .wma
AIFF (.aif .aifc .aiff)
AU (.au .snd)
MIDI (.mid .midi .rmi)
Windows Media Video: .wmv
Advanced Systems Format: .asf
Motion Picture Experts Group: .mpeg
Audio-Video Interleaved: .avi
WAV: wav

Use http://en.wikipedia.org/wiki/K-Lite_Codec_Pack or http://en.wikipedia.org/wiki/Ffdshow to expand the list of supported formats to

Matroska (.mka)
MPEG (.mpa .mp2 .m1a .m2a)
MPEG4 (.m4a .aac)
Musepack (.mpc)
RealMedia (.rm .rmvb .ra .ram)
3GP (.3gp .3gpp .3g2 .3gp2)
FLAC (.flac)
Ogg Vorbis (.ogg)
WavPack (.wv)
Monkey's Audio (.ape)
True Audio (.tta)
Apple Lossless Audio Codec (.alac)
AMR (.amr)
Trackers (.xm .s3m .it .mod .umx)
and much more...

2009-03-15
Alvas.Controls now can be used in any of your projects for free. Sources still cost money.

2009-03-04
Alvas.Audio for .Net code name "Helena" 65b1 beta has been released.

New features: DsReader class for playback any audio files and decode theirs to PCM using DirectShow filters. Standard supports

MP3 Format Sound: .mp3
Windows Media Audio: .wma
AIFF (.aif .aifc .aiff)
AU (.au .snd)
MIDI (.mid .midi .rmi)
Windows Media Video: .wmv
Advanced Systems Format: .asf
Motion Picture Experts Group: .mpeg
Audio-Video Interleaved: .avi
WAV: wav

Use http://en.wikipedia.org/wiki/K-Lite_Codec_Pack or http://en.wikipedia.org/wiki/Ffdshow to expand the list of supported formats to

Matroska (.mka)
MPEG (.mpa .mp2 .m1a .m2a)
MPEG4 (.m4a .aac)
Musepack (.mpc)
RealMedia (.rm .rmvb .ra .ram)
3GP (.3gp .3gpp .3g2 .3gp2)
FLAC (.flac)
Ogg Vorbis (.ogg)
WavPack (.wv)
Monkey's Audio (.ape)
True Audio (.tta)
Apple Lossless Audio Codec (.alac)
AMR (.amr)
Trackers (.xm .s3m .it .mod .umx)
and much more...

Direct link: http://alvas.net/Download/Alvas.Audio.65b1.zip

2009-02-03
Alvas.Audio new version has been published.

New features:

RecordPlayer class for recording and playback.
WaveReadWriter, Mp3ReadWriter, RawReadWriter and IAudioReadWriter classes to read/write data from/to the audio stream.
MergeStereo methods for merging 2 audio mono into one stereo.
Doesn't use unsafe code.

2009-01-24
Due to high demand Alvas.Audio lifetime license with free updates for all of the following releases appeared.
For more details please see order page.

2009-01-23
Alvas.Audio for .Net code name "Anna" 61b1 beta has been released.

New features:

Dictophone class with record/play, forward/backward possibility.
AudioCompressionManager.MergeStereo methods for merges 2 mono streams to one stereo.
Much more.

Direct link: http://alvas.net/Download/Alvas.Audio.61b1.zip

2009-01-05
Alvas.Labels now can be used in any of your projects for free. Sources still cost money.

2008-12-04
Alvas.Audio new version has been published.

New features:

Added support for recording and playback in WAV format with 32 bits floating point format (WAVE_FORMAT_IEEE_FLOAT).
Added support for recording and playback in WAV format with 24 and 32 bits PCM format with more than two channels.
Can use PlayerEx and RecorderEx in the console applications and Windows Services.

2008-12-02
Enter coupon alvas-audio-2009 and get 35% discount on Alvas.Audio or Alvas.Suite! Valid till 1 January 2009.

2008-07-12
Alvas.Audio new version has been published.

New classes were added:

AcmConverter class converts audio data from one format to another.
AudioReader/AudioWriter are base classes for stream audio readers/writers.
Mp3Reader/Mp3Writer are classes for reading/writing audio data from/to MP3 streams.
AviReader is a class for reading audio data from Avi streams.
RawReader/RawWriter are classes for reading/writing audio data from/to headerless streams. Slinear, Gsm, A-law, mu-law etc.

2008-03-31
Alvas.Audio new version has been published.

New features:

Convert audio wave stream to mp3 stream
Convert Dialogic .vox (adpcm) stream to Mp3 stream
Insert and mix audio data into main audio data with specified offset multiple times
Split stereo audio stream to two mono streams
Reverse audio wave stream
Create audio format for MPEG Layer3 audio data
Sign library with strong name. Now audio library can be added to GAC

2007-12-01
Enter coupon alvas-audio-2008 and get 25% discount on Alvas.Audio! Valid till 31 December 2007.

2007-11-26
Alvas.Audio new version has been published.

New features:

Change the speed 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

2007-06-06
Alvas.Audio new version has been published.

New features:

encode and decode Dialogic .vox (adpcm) format data;
play, record and convert RAW headerless format (SLINEAR etc);
change source line volume for recording;
change different volume for stereo mixer line;
change volume for PlayerEx.

2007-01-18
Alvas.Audio new version has been published.

New! Mixer controls set up:

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.

2006-11-09
Alvas.Audio new version has been published.
Some new features were added:

Now PlayerEx can play mixed audio data.
PlayerEx can detect that playing process is complete.

Also some bugs were fixed.

2006-10-09
Alvas.Audio new version has been published.
Some new features were added:

To get the format list for specified WaveFormat.
To get audio stream duration in milliseconds.
To change Wave stream to MP3 stream if Wave stream contains 'MPEG Layer 3' data
To show the dialog box that enables the user to select the waveform-audio format.
To get the WaveFormat for specified format handle.
To get the format for the conversion from the specified format and specified format tag.
To get the format list for the conversion from the specified format.

2006-09-18
Alvas.Audio new version has been published.
New Features

Record audio data:
1. pause and resume recording;
2. get the current sound position;
Play audio data:
1. play uncompressed audio data (PCM);
2. play compressed audio data: IMA ADPCM, Microsoft ADPCM, CCITT A-Law, CCITT u-Law, GSM 6.10, MPEG Layer-3 (mp3) and others;
3. play data from the stream (file stream, memory stream);
4. pause and resume playing;
5. get the current sound position;
6. play data from any player installed in the system (multiple sound cards).
Convert the audio data from one to another audio format.
View the level of the input sound signal.

2006-07-02
New version Alvas.FileControls: has been published.

New samples

for c# and vb.net developers.

2006-01-07
Alvas.Audio new version allow sound recording in PCM, IMA ADPCM, Microsoft ADPCM, CCITT A-Law, CCITT u-Law, GSM 6.10, MPEG Layer-3 (mp3) and other wave file format.

2006-01-07
New version Alvas.FileControls: has been published.

New components

CDBurner is a component for burning writable CD.

2005-03-27
Alvas.Audio new version has been published. Some bug-fixes and improvements.

2005-01-05
New version Alvas.FileControls: has been published.

New components

FileOperation - copies, moves, renames, or deletes a file system object.

2004-06-03
New version Alvas.FileControls: has been published.

New components

DiskInfo - Shows information about the disk.
DragFile - allows specified control drag'n'drop files from Windows Explorer.
FileFind - allows finding files entire disk.
PathInfo - Shows information about the path.

2004-05-17
Now Alvas.Suite - components set, which includes:

Alvas.FileControls
Alvas.ShapeForms
Alvas.Controls
Alvas.Scriptor
Alvas.Labels
and Alvas.Audio

2004-04-04
Alvas.Net is happy to announce a new product for .Net:
Alvas.Audio - components collection that allows Your applications to play and record sound.

2003-12-01
Alvas.Net is glad to introduce Alvas.Suite - components set, which includes:

Alvas.FileControls
Alvas.ShapeForms
Alvas.Controls
Alvas.Scriptor
Alvas.Labels

2003-11-24
Alvas.Net is glad to introduce Alvas.Scriptor - components set, which adds scripting possibility to Your applications. It allows creating adaptable applications with easy changeable logic and interface.
Components can be used in Windows.Forms, ASP.NET and Webservices.
Scripts can be written in all main .Net programming languages: c#, VB.Net, JScipt.Net, J#. Scripts code can be divided to some modules. Scripts code can be storaged in memory, files, database etc.
You can define Your own classes, create objects and assign event handlers.

2003-11-18
New version Alvas.FileControls: has been published.

New features and improvements

ExplorerListView.FileExecuted event to allow execute files or not by double click.
ExplorerListView.Mask property for limits which files are displayed in the file list view.
FilterComboBox.ExplorerList property to links the filter combo box to an explorer list view control.

2003-11-17
New version Alvas.ShapeForms has been published. Some bug-fixes and improvements.

2003-05-19
Alvas.Net is happy to announce a new product for .Net:
Alvas.Controls - collection that allows developers to create high quality professional applications with cool design.

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