语音信号处理

代码说明：

/*  *  Copyright 2003 by Texas Instruments Incorporated.  *  All rights reserved. Property of Texas Instruments Incorporated.  *  Restricted rights to use, duplicate or disclose this code are  *  granted through contract.  *   */ /*  *  ======== main.c ========  *  *  This example demonstrates the use of IOM drivers with SIOs and tasks by  *  using the DIO class driver with a user defined device mini-driver  *  called "codec" and a class driver DIO instance called "dio_codec". This is  *  the loopback application where audio is read from an input SIO, then sent  *  back via an output SIO.  *  The following objects need to be created in the DSP/BIOS  *  configuration for this application:  *  *&nbs