wav

How to convert MP3 to PCM using delphi code?

I have Bass component from http://www.un4seen.com/bass.html. I load mp3 and triying to change the format to PCM but it wont do nothing? or any suggestion will be appreciated. ...

Help with .wav hexadecimal...

Hello, I just want to find out -to expand my knowledge on hexadecimals... And I'm wondering how .wav files convert to hex... I have a hex editor, I open them and mess around with the hex: I understand that the first few are file extension and file bitrate etc. But I want to learn which hex values write a sound? Like what gives a sou...

Noise reduction and compression in streaming audio

Hello, hope you can help. I am recording audio from a microphone and streaming it live across a network. The quality of the samples is 11025hz, 8 bit, mono. Although there is a small delay (1 second), it works great. What I need help with is I am trying to now implement noise reduction and compression, to make the audio quieter and use...

What trick will give most reliable/compatible sound alarm in a browser window for most browsers

I want to be able to play an alarm sound using Javascript in a browser window, preferably with the requirement for any browser plugins (Quicktime/Flash). I have been experimenting with the tag and the new Audio object in Javascript, but results are mixed: As you can see, there is no variant that works on all browsers. Do I miss a tr...

wav file manupalation

I want get the details of the wave such as its frames into a array of integers. Using fname.getframes we can ge the properties of the frame and save in list or anything for writing into another wav or anything,but fname.getframes gives information not in integers some thing like a "/xt/x4/0w' etc.. But i want them in integer so that wou...

Improving the join of two wave file?

I have written a code for joining two wave files.It works fine when i am joining larger segments but as i need to join very small segments the clarity is not good. I have learned that the signal processing technique such a windowed join can be used to improve the joining of file. y[n] = w[n]s[n] Multiply value of signal at sample numbe...

how to get wav samples from a wav file?

i want to know how to get wav samples out of a wav file for performing windowed join of two wave files. can any one please tell how to do this??? ...

play wav files one after the other in java

I'm trying to play a few WAV files after each other. I tried this method: for (String file : audioFiles) { new AePlayWave(file).start(); } but that plays them all at the same time. So i need a function that looks like this: public void play(Vector<String> audioFiles); the vector contains the files, eg: "test1.wav","test2.wav" ...

What is a good format for storing sounds on windows compressed?

Currently we use .wav files for storing our sounds with our product. However, these can get large. I know there are many different sound files out there, however what is the best sound file to use that will: 1) Work on all windows-based systems (XP+) 2) Doesn't add a lot of extra code (ie: including a 3 mb library to play mp3's will o...

to get number of frames between a time range?

I want to find the number of frames in wav file between certain time range that is generally using the function wave.getnframes we can get the number of frames in the complete wave file but here i want to know how to find the number frames between a certain time range such number of frames between 5.43 sec to 5.81 secs.. how can we do t...

Preloading wav/mp3 files in jQuery

I have this code (found from another StackOverflow question: $(document).ready(function() { $.ajax({ url: "soundfile.mp3", success: function() { $("#play_button").show(); } }); }); This code works fine, but how can I amend it to handle multiple sound files? ...

convert apple recording formats to WAV format

Hello, How to convert Apple recording formats to WAV format ? As said in Audio Queue Service Programming Guide, the apple recording formats are Apple Lossless iLBC IMA/ ADPCM u-Law and a-Law So if i record an audio in any of these formats, how to convert it into WAV format? Thank you. ...

which audio recording format in iPhone?

Hello, Which audio recording format shall i consider in iPhone audio recording, since next step is to convert the audio recording format to WAV . Hence please guide me for which audio recording format in iPhone has libraries to convert into WAV format? Thank You. ...

convert WAV to ALAC

Hello, Can we convert from WAV format to apple's ALAC audio recording format ? ...

Download .wav file with asp.net in Internet Explorer

I'm just trying to sent a .wav file to Internet Explorer with an ASP.net Handler: public void ProcessRequest(HttpContext context) { HttpResponse response = context.Response; response.ContentType = "audio/x-wav"; response.WriteFile("MyWav.wav"); response.AddHeader("Content-Length", "304578"); response.Flush(); } Th...

can we stream WAV audio format

Hello, Can we stream live audio which is in WAV format from iPhone to server? ...

Outputting Java Speech sound as .wav file

Hi there, I have been looking for a way to save the output of speech synthesis as a .wav file. I have downloaded FreeTTS and CloudGarden, but FreeTTS has problems with setting up MBROLA voices on windows machines, and the CloudGarden examples contain depreceated methods which produce errors even if the previous versions of the jsapi are...

How to convert 24-bit wav to mp3 with Lame using C++

Hello all, I am using the Lame library in a C++ application to encode wav files to mp3 files. It works ok for 16-bit wavs, but now I need to convert some 24-bit wavs and I cannot seem to find the way. In particular, I cannot find a function for setting the "bitwidth" parameter taken as a switch by the lame command line. (The command l...

java - reading, manipulating and writing wav files

In a java program, what is the best way to read an audio file (wav file) to an array of numbers (float[], short[],...), and to write a wav file from an array of numbers? ...

*.wav files do not function properly in php

When attempting to view a *.wav URL on our webserver, the data doesn't transfer properly. We are using apache2 with php5.10. Among the apache rewrite rules is: RewriteRule ^(.+)\.(wav)$ /wav.php?wav=$1.$2 [L,NC] And the relevant code from wav.php is: <?php $image = getPassed("wav"); header( 'Content-Type: audio/wav'); set_include_pa...