Welcome to the world of Scilab Speech

pre-processing

1．wavreadblock(wavefile, i, blocksize)

　　----split speech signal into lots of small blocks and read the ith block of the speech signal.

2．enhancewienerad(srcfile, noisfile)

　　----a filter function that using the viener filter.

3．enframe(wavefile, win)

　　 ----split a speech signal up into frames.

4．windowing(wavefile, window_type)

　　----window a speech signal.