int MpBuf_getTotalBufferCount(void)
{
int count = 0;
if (NULL != MpMisc.UcbPool) {
count += MpBufPool_getNumBufs(MpMisc.UcbPool);
}
if (NULL != MpMisc.RtpPool) {
count += MpBufPool_getNumBufs(MpMisc.RtpPool);
}
if (NULL != MpMisc.RtcpPool) {
count += MpBufPool_getNumBufs(MpMisc.RtcpPool);
}
if (NULL != MpMisc.DMAPool) {
count += MpBufPool_getNumBufs(MpMisc.DMAPool);
}
return count;
}
OsStatus mpStartUp(int sampleRate, int samplesPerFrame,
int numAudioBuffers, OsConfigDb* pConfigDb)
{
#ifdef _VXWORKS
int defSilenceSuppressLevel = 10000;
#else
int defSilenceSuppressLevel = 0;
#endif
OsStatus resCode;
UtlBoolean silenceSuppressFlag;
UtlString silenceSuppressEnable;
int silenceSuppressLevel;
if (samplesPerFrame < 8) samplesPerFrame = 80;
samplesPerFrame = min(samplesPerFrame, FRAME_SAMPS);
showMpMisc(TRUE);
MpMisc.micMuteStatus = MpMisc.spkrMuteStatus = 0;
#ifdef _VXWORKS /* [ */
/* Rashly assumes page size is a power of two */
MpMisc.mem_page_size = goGetThePageSize();
MpMisc.mem_page_mask = MpMisc.mem_page_size - 1;
#endif /* _VXWORKS ] */
MpMisc.sampleBytes = sizeof(short);
MpMisc.frameSamples = samplesPerFrame;
MpMisc.frameBytes = MpMisc.sampleBytes * MpMisc.frameSamples;
MpMisc.rtpMaxBytes = /* sizeof(struct rtpHeader) */ 12 +
(((sampleRate + 24) / 25) * MpMisc.sampleBytes);
MpMisc.audio_on = 0;
if (OS_SUCCESS != MpBuf_init(samplesPerFrame, numAudioBuffers)) {
return OS_UNSPECIFIED;
}
// Use the config database to determine the silence supression level
silenceSuppressFlag = FALSE;
silenceSuppressLevel = defSilenceSuppressLevel;
if (pConfigDb)
{
resCode = pConfigDb->get("PHONESET_SILENCE_SUPPRESSION",
silenceSuppressEnable);
if (resCode == OS_SUCCESS)
{
silenceSuppressFlag =
(silenceSuppressEnable.compareTo("enable",
UtlString::ignoreCase) == 0);
}
resCode = pConfigDb->get("PHONESET_SILENCE_SUPPRESSION_LEVEL",
silenceSuppressLevel);
if ((resCode != OS_SUCCESS) ||
(silenceSuppressLevel < 0) ||
(silenceSuppressLevel > 20000))
{
silenceSuppressLevel = defSilenceSuppressLevel;
}
}
if (silenceSuppressFlag)
MpBuf_setMVE(silenceSuppressLevel);
else
MpBuf_setMVE(0);
#ifdef WIN32 /* [ */
// Adjust initial audio latency if specified in config files:
if (pConfigDb)
{
UtlString latency;
static const int MS_PER_FRAME = 10;
int frames;
resCode = pConfigDb->get("PHONESET_INITIAL_OUTPUT_LATENCY_MS",
latency);
if (resCode == OS_SUCCESS)
{
frames = atoi(latency.data()) / MS_PER_FRAME;
DmaTask_setSpkrQPreload(frames);
}
resCode = pConfigDb->get("PHONESET_INITIAL_INPUT_LATENCY_MS",
latency);
if (resCode == OS_SUCCESS)
{
frames = atoi(latency.data()) / MS_PER_FRAME;
DmaTask_setMicQPreload(frames);
}
}
#endif /* WIN32 ] */
#ifdef _VXWORKS /* [ */
if (OS_SUCCESS != MpCodecOpen(sampleRate, START_GAIN, START_VOLUME)) {
return OS_UNSPECIFIED;
}
#endif /* _VXWORKS ] */
if (NULL != MpMisc.pMicQ) {
OsMsgQ* q = MpMisc.pMicQ;
MpMisc.pMicQ = NULL;
delete q;
}
if (NULL != MpMisc.pSpkQ) {
OsMsgQ* q = MpMisc.pSpkQ;
MpMisc.pSpkQ = NULL;
delete q;
}
if (NULL != MpMisc.pEchoQ) {
OsMsgQ* q = MpMisc.pEchoQ;
MpMisc.pEchoQ = NULL;
delete q;
}
#ifdef _VXWORKS /* [ */
if (NULL != MpMisc.pLoopBackQ) {
OsMsgQ* q = MpMisc.pLoopBackQ;
MpMisc.pLoopBackQ = NULL;
delete q;
}
#endif /* _VXWORKS ] */
assert(
(MIC_BUFFER_Q_LEN+SPK_BUFFER_Q_LEN+MIC_BUFFER_Q_LEN) <
(MpBufPool_getNumBufs(MpMisc.UcbPool)-3));
MpMisc.pMicQ = new OsMsgQ("mpStartUp::MpMisc.pMicQ", MIC_BUFFER_Q_LEN);
MpMisc.pSpkQ = new OsMsgQ("mpStartUp::MpMisc.pSpkQ", SPK_BUFFER_Q_LEN);
MpMisc.pEchoQ = new OsMsgQ("mpStartUp::MpMisc.pEchoQ", MIC_BUFFER_Q_LEN);
#ifdef _VXWORKS /* [ */
MpMisc.doLoopBack = 0;
MpMisc.pLoopBackQ = new OsMsgQ("mpStartUp::MpMisc.pLoopBackQ", MIC_BUFFER_Q_LEN);
#endif /* _VXWORKS ] */
assert(MprFromMic::MAX_MIC_BUFFERS > 0);
assert(MprToSpkr::MAX_SPKR_BUFFERS > 0);
assert(MprDecode::MIN_RTP_PACKETS > 0);
setMaxMic(MprFromMic::MAX_MIC_BUFFERS - 1);
setMaxSpkr(MprToSpkr::MAX_SPKR_BUFFERS);
setMinRtp(MprDecode::MIN_RTP_PACKETS);
mpStopSawTooth();
return OS_SUCCESS;
}
