speex

Convert Speex files to MP3, programatically?

Is is there some sort of library that would allow me to convert a speex file to an mp3 file? If it were do-able from php that would be even better, but really anything would probably work. ...

Java Speech Example: Encode, Stream, Decode, Play

I have been trying to find an example of this that I could use for a couple years, I'm ashamed to admit. I would like to see a working, compileable example (most that I find online don't compile or don't actually work) of reading from the microphone, encoding the voice data in a speech-friendly encoding such as Speex, and streaming that ...

Acoustic Echo Cancellation (AEC) with Speex and DirectSound

I am trying to perform Acoustic Echo Cancellation (AEC) with the Speex codec library. According to the Speex documentation, I need to perform two calls: speex_echo_playback(echo_state, echo_frame); every time an audio frame is played, and speex_echo_capture(echo_state, input_frame, output_frame); for every frame captured. Since ...

in flex, is it possible to embed speex files?

Flash 10 supposedly has support for the Speex audio format. I'd like to embed some Speex files in my SWF: [Embed(source='assets/test.spx',mimeType='audio/x-speex')] private static const SpeexSound:Class; However, I get the error: no transcoder registered for mimeType 'audio/x-speex' Any ideas? ...

Speex-encoded SWF?

A project that I'm working on requires being able to dynamically create sound-asset SWF files (using DefineSound tags). Even though I've been able to successfully create DefineSound tags using raw pcm, I haven't been able to do so with Speex. The SWF format spec (pgs 202-204) specifies that you can use Speex in a DefineSound tag, but i...

How to use JSpeex in java

I want to transmit audio data over network using java program. I got that JSpeex is an external jar which can help me for encoding audio data. But I donot know how to use Speex. Thanks Sunil Kumar Sahoo ...

Speex for iphone

how to use "speex" for audio encoding/decoding in iphone? I am not getting the framework to add in project. ...

Speex for Blackberry

Hi, How do I use speex for Blackberry application ? Is there any sample code available to refer? Thanks in advance. ...

Adding JSpeex Jar file to Blackberry Project

Hi, I am trying to add JSpeex's jar file to Blackberry project. Compilation fails if I add it. Also, if I add source files to the project, compilation fails as JSpeex is pure Java and classes are not supported in Blackberry app. Please help me to resolve the issue... Thanks in advance. ...

speex implementation in S60 3rd edition

Hi, anybody implement speex in 3rd edition.. please guide me....how to generate dll/lib with the help of speex api and use..? b'coz it shows error for math.h stdlib.h basic c file Thanks & Regards, Rahul.... ...

Speex in symbian

Hi, I want to convert a wav file to speex format .I am getting issue that it doesnt get the proper header for ogg conversion,It reads the wave header and when it tries to write the ogg header it runs infinte loop . Thanks in advance . ...

Python ctypes & libspeex.dll/libspeex.so; what are the equivilents to #define, typedef, and structs?

I have a reference of the dll file here: http://speex.org/docs/api/speex-api-reference/group__Codec.html What I'm wondering is, in that list, there are a lot of defines. What is the python equivalent, same for the struct class, what are my options for implementing all of this with ctypes? Typedefs? I'm relatively inexperienced with...

Acoustic Echo Cancellation in Flash/Flex using native libraries

Hello, I have to implement AEC in Flex video conferencing application. I know that it can not be done directly in Flash. I'm thinking to write a native application or library that will do AEC outside Flex. As far I know Adobe Connect Pro is using some external library that do AEC. I'd like to follow this direction and do something simi...

Speex in Python

How can I use Speex to encode/decode from within python? Are there any wrappers? I found an old project pySpeex but it is obsolete now (requires Python 2.2). ...

API for Speex codec in Flash/Flex

With AIR 2 allowing access to mic data, it's possible to save/process audio locally. Adobe provides a WAVWriter example but is there any API access to the Speex codec? ...

[python] voice communication for python help!

Hello! I'm currently trying to write a voicechat program in python. All tips/trick is welcome to do this. So far I found pyAudio to be a wrapper of PortAudio. So I played around with that and got an input stream from my microphone to be played back to my speakers. Only RAW of course. But I can't send RAW-data over the netowrk (due the ...

How to embed sound in Speex format into SWF DefineSound tag?

According to the latest SWF file format specification it is possible to use Speex codec inside a DefineSound tag. Are there any tools for doing this? I tried to insert output from speexenc (it produces ogg file with speex stream) but it seems that Adobe Flash does not understand it and I hear only funny noise. ...

Combining multiple sound streams in Java

I have a number of voice sound streams encoded in PCM (PCM_SIGNED 8000.0 Hz, 16 bit, mono, 2 bytes/frame, little-endian) which I want to send over the network. To save bandwidth I currently encode the streams using JSpeex. However to save even more bandwidth I would like to (if possible) combine these multiple streams into a single strea...

Adobe flash : Playing Speex Audio from a file

Hi, I have tried really hard to find an example showing how to play speex encoded audio in flash. I tried the following code - var connect_nc:NetConnection = new NetConnection(); connect_nc.connect(null); var stream_ns:NetStream = new NetStream(connect_nc); stream_ns.play("RE-Sample.m4a"); avaible at - http://www.adobe.com/devnet/fl...

compiling libspeex for symbian.

I want to use libspeex library in my nokia Qt application. How do I compile speex for this purpose, and how do i add it to my qt project? ...