DvevmStRetCode
dvtb_sphDecInit(DvevmStSphDecInfo *sd)
{
ASSERT(sd != NULL);
ASSERT(sd->ceHdl != NULL);
ASSERT(sd->sdecName[0] != 0);
if (NULL == (sd->sdecHdl = SPHDEC_create(sd->ceHdl, sd->sdecName, &sd->sdecParams)))
{
SYS_ERROR("Unable to initialize Speech Decoder\n");
}
else if (NULL == (sd->inBuf.start = Memory_contigAlloc(sd->inBuf.size, Memory_DEFAULTALIGNMENT)))
{
dvtb_sphDecCleanup(sd);
SYS_ERROR("Unable to allocate memory for In Buffer\n");
}
else if (NULL == (sd->outBuf.start = Memory_contigAlloc(sd->outBuf.size, Memory_DEFAULTALIGNMENT)))
{
dvtb_sphDecCleanup(sd);
SYS_ERROR("Unable to allocate memory for Out Buffer\n");
}
else
{
return DVEVM_ST_SUCCESS;
}
return DVEVM_ST_FAIL;
}
/*
* ======== smain ========
*/
Int smain(Int argc, String argv[])
{
Engine_Handle ce = NULL;
SPHDEC_Handle dec = NULL;
SPHENC_Handle enc = NULL;
SPHDEC_Params decParams;
SPHENC_Params encParams;
FILE *in = NULL;
FILE *out = NULL;
String inFile, outFile;
if (argc <= 1) {
inFile = "../in.dat";
outFile = "../out.dat";
}
else if (argc == 3) {
progName = argv[0];
inFile = argv[1];
outFile = argv[2];
}
else {
fprintf(stderr, usage, argv[0]);
exit(1);
}
GT_0trace(curMask, GT_1CLASS, "App-> Application started.\n");
/* allocate input, encoded, and output buffers */
inBuf = (XDAS_Int8 *)Memory_contigAlloc(IFRAMESIZE, BUFALIGN);
encodedBuf = (XDAS_Int8 *)Memory_contigAlloc(EFRAMESIZE, BUFALIGN);
outBuf = (XDAS_Int8 *)Memory_contigAlloc(OFRAMESIZE, BUFALIGN);
if ((inBuf == NULL) || (encodedBuf == NULL) || (outBuf == NULL)) {
goto end;
}
/* open file streams for input and output */
if ((in = fopen(inFile, "rb")) == NULL) {
printf("App-> ERROR: can't read file %s\n", inFile);
goto end;
}
if ((out = fopen(outFile, "wb")) == NULL) {
printf("App-> ERROR: can't write to file %s\n", outFile);
goto end;
}
/* reset, load, and start DSP Engine */
if ((ce = Engine_open(engineName, NULL, NULL)) == NULL) {
fprintf(stderr, "%s: error: can't open engine %s\n",
progName, engineName);
goto end;
}
/* allocate and initialize decoder in the engine */
decParams.size = sizeof(decParams);
decParams.compandingLaw = ISPEECH_ULAW; /* u-law decoder */
decParams.dataEnable = 0; /* disable */
decParams.packingType = 0; /* format 0 */
dec = SPHDEC_create(ce, decoderName, &decParams);
if (dec == NULL) {
printf( "App-> ERROR: can't open codec %s\n", decoderName);
goto end;
}
/* allocate and initialize encoder in the engine */
encParams.size = sizeof(encParams);
encParams.frameSize = IFRAMESIZE;
encParams.compandingLaw = ISPEECH_ULAW; /* u-law encoder */
encParams.packingType = 0; /* format 0 */
encParams.vadSelection = 0;
enc = SPHENC_create(ce, encoderName, &encParams);
if (enc == NULL) {
fprintf(stderr, "%s: error: can't open codec %s\n",
progName, encoderName);
goto end;
}
/* use engine to encode, then decode the data */
encode_decode(enc, dec, in, out);
end:
/* teardown the codecs */
if (enc) {
SPHENC_delete(enc);
}
if (dec) {
SPHDEC_delete(dec);
}
/* close the engine */
if (ce) {
Engine_close(ce);
}
/* close the files */
if (in) {
fclose(in);
}
if (out) {
fclose(out);
}
/* free buffers */
if (inBuf) {
Memory_contigFree(inBuf, IFRAMESIZE);
}
if (encodedBuf) {
Memory_contigFree(encodedBuf, EFRAMESIZE);
}
if (outBuf) {
Memory_contigFree(outBuf, OFRAMESIZE);
}
GT_0trace(curMask, GT_1CLASS, "app done.\n");
return (0);
}
/******************************************************************************
* Sdec_create
******************************************************************************/
Sdec_Handle Sdec_create(Engine_Handle hEngine, Char *codecName,
SPHDEC_Params *params, SPHDEC_DynamicParams *dynParams)
{
Sdec_Handle hSd;
SPHDEC_Handle hDecode;
SPHDEC_Status decStatus;
XDAS_Int32 status;
if (hEngine == NULL || codecName == NULL ||
params == NULL || dynParams == NULL) {
Dmai_err0("Cannot pass null for engine, codec name, params or "
"dynamic params\n");
return NULL;
}
/* Allocate space for the object */
hSd = (Sdec_Handle)calloc(1, sizeof(Sdec_Object));
if (hSd == NULL) {
Dmai_err0("Failed to allocate space for Sdec Object\n");
return NULL;
}
/* Create speech decoder */
hDecode = SPHDEC_create(hEngine, codecName, params);
if (hDecode == NULL) {
Dmai_err0("Failed to create speech decoder\n");
cleanup(hSd);
return NULL;
}
Dmai_dbg1("Speech decoder instance of %s created\n", codecName);
/* Set dynamic parameters */
decStatus.size = sizeof(SPHDEC_Status);
status = SPHDEC_control(hDecode, XDM_SETPARAMS, dynParams, &decStatus);
if (status != SPHDEC_EOK) {
Dmai_err1("XDM_SETPARAMS failed, status=%d\n", status);
SPHDEC_delete(hDecode);
cleanup(hSd);
return NULL;
}
/* Get buffer information from video decoder */
status = SPHDEC_control(hDecode, XDM_GETBUFINFO, dynParams,
&decStatus);
if (status != SPHDEC_EOK) {
Dmai_err0("XDM_GETBUFINFO control failed\n");
SPHDEC_delete(hDecode);
cleanup(hSd);
return NULL;
}
Dmai_dbg2("Speech decoder requires buffer sizes in %u and out %u\n",
(Uns) decStatus.bufInfo.minInBufSize[0],
(Uns) decStatus.bufInfo.minInBufSize[1]);
memcpy(hSd->minInBufSize,
decStatus.bufInfo.minInBufSize, sizeof(hSd->minInBufSize));
hSd->minNumInBufs = decStatus.bufInfo.minNumInBufs;
memcpy(hSd->minOutBufSize,
decStatus.bufInfo.minOutBufSize, sizeof(hSd->minOutBufSize));
hSd->minNumOutBufs = decStatus.bufInfo.minNumOutBufs;
hSd->hDecode = hDecode;
return hSd;
}
