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cwAudioDevice*.h,cpp, cwIo.h,cpp, cwIoAudioPanel.cpp : Added deviceEnable(), deviceSeek() to audio device driver.

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Change io::cwAudioDeviceIsEnabled() to cwAudioDeviceIsActive().
This commit is contained in:
kevin 2023-02-19 14:16:37 -05:00
parent 4ecbd0d035
commit 20175d29f9
9 changed files with 246 additions and 97 deletions
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48
cwAudioDevice.cpp
View File

@ -196,6 +196,43 @@ bool cw::audio::device::isStarted(handle_t h, unsigned devIdx )
return false; return false;
} }
cw::rc_t cw::audio::device::execute( handle_t h, unsigned devIdx )
{
rc_t rc = kOkRC;
drv_t* d;
if((d = _indexToDriver(h,devIdx)) == nullptr )
rc = kInvalidArgRC;
else
rc = d->drv->deviceExecute( d->drv, devIdx - d->begIdx );
return rc;
}
cw::rc_t cw::audio::device::enable( handle_t h, unsigned devIdx, bool inputFl, bool enableFl )
{
rc_t rc = kOkRC;
drv_t* d;
if((d = _indexToDriver(h,devIdx)) == nullptr )
rc = kInvalidArgRC;
else
rc = d->drv->deviceEnable( d->drv, devIdx - d->begIdx, inputFl, enableFl );
return rc;
}
cw::rc_t cw::audio::device::seek( handle_t h, unsigned devIdx, bool inputFl, unsigned frameOffset )
{
rc_t rc = kOkRC;
drv_t* d;
if((d = _indexToDriver(h,devIdx)) == nullptr )
rc = kInvalidArgRC;
else
rc = d->drv->deviceSeek( d->drv, devIdx - d->begIdx, inputFl, frameOffset );
return rc;
}
void cw::audio::device::realTimeReport( handle_t h, unsigned devIdx ) void cw::audio::device::realTimeReport( handle_t h, unsigned devIdx )
{ {
drv_t* d; drv_t* d;
@ -203,17 +240,6 @@ void cw::audio::device::realTimeReport( handle_t h, unsigned devIdx )
d->drv->deviceRealTimeReport( d->drv, devIdx - d->begIdx ); d->drv->deviceRealTimeReport( d->drv, devIdx - d->begIdx );
} }
cw::rc_t cw::audio::device::execute( handle_t h, unsigned devIdx )
{
rc_t rc = kOkRC;
drv_t* d;
if((d = _indexToDriver(h,devIdx)) != nullptr )
rc = d->drv->deviceExecute( d->drv, devIdx - d->begIdx );
return rc;
}
void cw::audio::device::report( handle_t h ) void cw::audio::device::report( handle_t h )
{ {
for(unsigned i=0; i<count(h); ++i) for(unsigned i=0; i<count(h); ++i)

17
cwAudioDevice.h
View File

@ -62,7 +62,19 @@ namespace cw
rc_t (*deviceStart)( struct driver_str* drvArg, unsigned devIdx ); rc_t (*deviceStart)( struct driver_str* drvArg, unsigned devIdx );
rc_t (*deviceStop)( struct driver_str* drvArg, unsigned devIdx ); rc_t (*deviceStop)( struct driver_str* drvArg, unsigned devIdx );
bool (*deviceIsStarted)( struct driver_str* drvArg, unsigned devIdx ); bool (*deviceIsStarted)( struct driver_str* drvArg, unsigned devIdx );
// deviceExecute() is called to indicate that a device should execute a callback as soon as possible.
// This function is called by one device to synchronize another device.
rc_t (*deviceExecute)( struct driver_str* drvArg, unsigned devIdx ); rc_t (*deviceExecute)( struct driver_str* drvArg, unsigned devIdx );
// An input device that is started but not enabled will source zeros.
// An output device that is started but not enabled will ignore incoming samples (and sink zeros),
// audio device files will not write.
rc_t (*deviceEnable)( struct driver_str* drvArg, unsigned devIdx, bool inputFl, bool enableFl );
// This function is only enabled on audio device files.
rc_t (*deviceSeek)( struct driver_str* drvArg, unsigned devIdx, bool inputFl, unsigned frameOffset );
void (*deviceRealTimeReport)( struct driver_str* drvArg, unsigned devIdx ); void (*deviceRealTimeReport)( struct driver_str* drvArg, unsigned devIdx );
} driver_t; } driver_t;
@ -103,9 +115,10 @@ namespace cw
rc_t start( handle_t h, unsigned devIdx ); rc_t start( handle_t h, unsigned devIdx );
rc_t stop( handle_t h, unsigned devIdx ); rc_t stop( handle_t h, unsigned devIdx );
bool isStarted( handle_t h, unsigned devIdx ); bool isStarted( handle_t h, unsigned devIdx );
void realTimeReport( handle_t h, unsigned devIdx );
rc_t execute( handle_t h, unsigned devIdx ); rc_t execute( handle_t h, unsigned devIdx );
rc_t enable( handle_t h, unsigned devIdx, bool inputFl, bool enableFl );
rc_t seek( handle_t h, unsigned devIdx, bool inputFl, unsigned frameOffset );
void realTimeReport( handle_t h, unsigned devIdx );
void report( handle_t h ); void report( handle_t h );
void realTimeReport( handle_t h ); void realTimeReport( handle_t h );

40
cwAudioDeviceAlsa.cpp
View File

@ -50,6 +50,9 @@ namespace cw
bool iSwapFl; // swap the sample bytes bool iSwapFl; // swap the sample bytes
bool oSwapFl; bool oSwapFl;
bool iEnableFl; // enable the device
bool oEnableFl;
unsigned iSigBits; // significant bits in each sample beginning unsigned iSigBits; // significant bits in each sample beginning
unsigned oSigBits; // with the most sig. bit. unsigned oSigBits; // with the most sig. bit.
@ -566,7 +569,7 @@ namespace cw
//const device::sample_t* rms = sp; //const device::sample_t* rms = sp;
// if no output was given then fill the device buffer with zeros // if no output was given then fill the device buffer with zeros
if( sp == NULL ) if( sp == NULL || drp->oEnableFl == false)
memset(obuf,0,byteCnt); memset(obuf,0,byteCnt);
else else
{ {
@ -675,6 +678,14 @@ namespace cw
if( smpPtr == NULL ) if( smpPtr == NULL )
return err; return err;
if( !drp->iEnableFl )
{
memset(smpPtr,0,smpCnt*sizeof(sample_t));
}
else
{
// setup the return buffer // setup the return buffer
device::sample_t* dp = smpPtr; device::sample_t* dp = smpPtr;
device::sample_t* ep = dp + std::min(smpCnt,err*chCnt); device::sample_t* ep = dp + std::min(smpCnt,err*chCnt);
@ -726,7 +737,7 @@ namespace cw
default: default:
{ cwAssert(0); } { cwAssert(0); }
} }
}
return err; return err;
} }
@ -1102,6 +1113,7 @@ namespace cw
drp->iPcmH = pcmH; drp->iPcmH = pcmH;
drp->iBuf = mem::resizeZ<device::sample_t>( drp->iBuf, actFpC * drp->iChCnt ); drp->iBuf = mem::resizeZ<device::sample_t>( drp->iBuf, actFpC * drp->iChCnt );
drp->iFpC = actFpC; drp->iFpC = actFpC;
drp->iEnableFl= true;
} }
else else
{ {
@ -1112,6 +1124,7 @@ namespace cw
drp->oPcmH = pcmH; drp->oPcmH = pcmH;
drp->oBuf = mem::resizeZ<device::sample_t>( drp->oBuf, actFpC * drp->oChCnt ); drp->oBuf = mem::resizeZ<device::sample_t>( drp->oBuf, actFpC * drp->oChCnt );
drp->oFpC = actFpC; drp->oFpC = actFpC;
drp->oEnableFl= true;
} }
if( p->asyncFl == false ) if( p->asyncFl == false )
@ -1376,6 +1389,8 @@ cw::rc_t cw::audio::device::alsa::create( handle_t& hRef, struct driver_str*& dr
p->driver.deviceStop = deviceStop; p->driver.deviceStop = deviceStop;
p->driver.deviceIsStarted = deviceIsStarted; p->driver.deviceIsStarted = deviceIsStarted;
p->driver.deviceExecute = deviceExecute; p->driver.deviceExecute = deviceExecute;
p->driver.deviceEnable = deviceEnable;
p->driver.deviceSeek = deviceSeek;
p->driver.deviceRealTimeReport = deviceRealTimeReport; p->driver.deviceRealTimeReport = deviceRealTimeReport;
@ -1588,6 +1603,27 @@ cw::rc_t cw::audio::device::alsa::deviceExecute(struct driver_str* drv, unsigne
return kOkRC; return kOkRC;
} }
cw::rc_t cw::audio::device::alsa::deviceEnable( struct driver_str* drv, unsigned devIdx, bool inputFl, bool enableFl )
{
cwAssert(devIdx < deviceCount(drv));
alsa_t* p = static_cast<alsa_t*>(drv->drvArg);
devRecd_t* drp = p->devArray + devIdx;
if( inputFl )
drp->iEnableFl = enableFl;
else
drp->oEnableFl = enableFl;
return kOkRC;
}
cw::rc_t cw::audio::device::alsa::deviceSeek( struct driver_str* drv, unsigned devIdx, bool inputFl, unsigned frameOffset )
{
return kOkRC;
}
void cw::audio::device::alsa::deviceRealTimeReport(struct driver_str* drv, unsigned devIdx ) void cw::audio::device::alsa::deviceRealTimeReport(struct driver_str* drv, unsigned devIdx )
{ {
alsa_t* p = static_cast<alsa_t*>(drv->drvArg); alsa_t* p = static_cast<alsa_t*>(drv->drvArg);

2
cwAudioDeviceAlsa.h
View File

@ -25,6 +25,8 @@ namespace cw
rc_t deviceStop( struct driver_str* drv, unsigned devIdx ); rc_t deviceStop( struct driver_str* drv, unsigned devIdx );
bool deviceIsStarted( struct driver_str* drv, unsigned devIdx ); bool deviceIsStarted( struct driver_str* drv, unsigned devIdx );
rc_t deviceExecute( struct driver_str* drv, unsigned devIdx ); rc_t deviceExecute( struct driver_str* drv, unsigned devIdx );
rc_t deviceEnable( struct driver_str* drv, unsigned devIdx, bool inputFl, bool enableFl );
rc_t deviceSeek( struct driver_str* drv, unsigned devIdx, bool inputFl, unsigned frameOffset );
void deviceRealTimeReport( struct driver_str* drv, unsigned devIdx ); void deviceRealTimeReport( struct driver_str* drv, unsigned devIdx );
rc_t report(handle_t h ); rc_t report(handle_t h );

61
cwAudioDeviceFile.cpp
View File

@ -46,6 +46,7 @@ namespace cw
audiofile::handle_t iFileH; audiofile::handle_t iFileH;
unsigned iFlags; unsigned iFlags;
unsigned iChCnt; unsigned iChCnt;
bool iEnableFl;
audioPacket_t iPkt; audioPacket_t iPkt;
float* iPktAudioBuf; float* iPktAudioBuf;
unsigned iCbCnt; unsigned iCbCnt;
@ -58,6 +59,7 @@ namespace cw
audiofile::handle_t oFileH; audiofile::handle_t oFileH;
unsigned oFlags; unsigned oFlags;
unsigned oChCnt; unsigned oChCnt;
bool oEnableFl;
unsigned oBitsPerSample; unsigned oBitsPerSample;
audioPacket_t oPkt; audioPacket_t oPkt;
float* oPktAudioBuf; float* oPktAudioBuf;
@ -201,6 +203,7 @@ namespace cw
d->iChArray = mem::resize<sample_t*>(d->iChArray,info.chCnt); d->iChArray = mem::resize<sample_t*>(d->iChArray,info.chCnt);
d->iChSmpBuf = mem::resize<sample_t>(d->iChSmpBuf, d->framesPerCycle*info.chCnt ); d->iChSmpBuf = mem::resize<sample_t>(d->iChSmpBuf, d->framesPerCycle*info.chCnt );
d->iChCnt = info.chCnt; d->iChCnt = info.chCnt;
d->iEnableFl = true;
d->iErrCnt = 0; d->iErrCnt = 0;
d->iFrmCnt = 0; d->iFrmCnt = 0;
d->iPkt.devIdx = d->cbDevIdx; d->iPkt.devIdx = d->cbDevIdx;
@ -225,6 +228,12 @@ namespace cw
unsigned actualFrameCnt = 0; unsigned actualFrameCnt = 0;
if( !d->iEnableFl )
{
memset(d->iPkt.audioBytesPtr,0,d->iChCnt*d->framesPerCycle*sizeof(sample_t));
}
else
{
// read the file // read the file
if((rc = readFloat(d->iFileH, d->framesPerCycle, 0, d->iChCnt, d->iChArray, &actualFrameCnt)) == kOkRC ) if((rc = readFloat(d->iFileH, d->framesPerCycle, 0, d->iChCnt, d->iChArray, &actualFrameCnt)) == kOkRC )
d->iFrmCnt += actualFrameCnt; d->iFrmCnt += actualFrameCnt;
@ -243,7 +252,7 @@ namespace cw
for(unsigned i=0; i<d->iChCnt; ++i) for(unsigned i=0; i<d->iChCnt; ++i)
vop::fill( d->iPktAudioBuf + (actualFrameCnt * d->iChCnt) + i, 0, d->framesPerCycle-actualFrameCnt, d->iChCnt ); vop::fill( d->iPktAudioBuf + (actualFrameCnt * d->iChCnt) + i, 0, d->framesPerCycle-actualFrameCnt, d->iChCnt );
} }
}
errLabel: errLabel:
return rc; return rc;
} }
@ -280,6 +289,7 @@ namespace cw
d->oPktAudioBuf = mem::resize<sample_t>(d->oPktAudioBuf,d->framesPerCycle*d->oChCnt); d->oPktAudioBuf = mem::resize<sample_t>(d->oPktAudioBuf,d->framesPerCycle*d->oChCnt);
d->oChArray = mem::resize<sample_t*>(d->oChArray,d->oChCnt); d->oChArray = mem::resize<sample_t*>(d->oChArray,d->oChCnt);
d->oChSmpBuf = mem::resize<sample_t>(d->oChSmpBuf, d->framesPerCycle*d->oChCnt ); d->oChSmpBuf = mem::resize<sample_t>(d->oChSmpBuf, d->framesPerCycle*d->oChCnt );
d->oEnableFl = true;
d->oFrmCnt = 0; d->oFrmCnt = 0;
d->oErrCnt = 0; d->oErrCnt = 0;
d->oPkt.devIdx = d->cbDevIdx; d->oPkt.devIdx = d->cbDevIdx;
@ -302,7 +312,7 @@ namespace cw
{ {
rc_t rc = kOkRC; rc_t rc = kOkRC;
if( d->oFileH.isValid() ) if( d->oFileH.isValid() && d->oEnableFl )
{ {
/* /*
// deinterleave the audio into d->oChArray[] // deinterleave the audio into d->oChArray[]
@ -460,6 +470,8 @@ cw::rc_t cw::audio::device::file::create( handle_t& hRef, struct driver_str*&
p->driver.deviceStop = deviceStop; p->driver.deviceStop = deviceStop;
p->driver.deviceIsStarted = deviceIsStarted; p->driver.deviceIsStarted = deviceIsStarted;
p->driver.deviceExecute = deviceExecute; p->driver.deviceExecute = deviceExecute;
p->driver.deviceEnable = deviceEnable;
p->driver.deviceSeek = deviceSeek;
p->driver.deviceRealTimeReport = deviceRealTimeReport; p->driver.deviceRealTimeReport = deviceRealTimeReport;
if((rc = create( p->threadH, _threadCbFunc, p )) != kOkRC ) if((rc = create( p->threadH, _threadCbFunc, p )) != kOkRC )
@ -706,7 +718,52 @@ cw::rc_t cw::audio::device::file::deviceExecute( struct driver_str* dr
errLabel: errLabel:
return rc; return rc;
}
cw::rc_t cw::audio::device::file::deviceEnable( struct driver_str* drv, unsigned devIdx, bool inputFl, bool enableFl )
{
rc_t rc = kOkRC;
dev_mgr_t* p = _driverToPtr(drv);
dev_t* d = nullptr;
if((rc = _indexToDev( p, devIdx, d )) != kOkRC )
goto errLabel;
if( inputFl )
d->iEnableFl = enableFl;
else
d->oEnableFl = enableFl;
printf("Enable i:%i o:%i\n",d->iEnableFl,d->oEnableFl);
errLabel:
return rc;
}
cw::rc_t cw::audio::device::file::deviceSeek( struct driver_str* drv, unsigned devIdx, bool inputFl, unsigned frameOffset )
{
rc_t rc = kOkRC;
dev_mgr_t* p = _driverToPtr(drv);
dev_t* d = nullptr;
if((rc = _indexToDev( p, devIdx, d )) != kOkRC )
goto errLabel;
if( inputFl )
{
if( d->iFileH.isValid() )
if((rc = seek(d->iFileH,frameOffset)) != kOkRC )
rc = cwLogError(rc,"Seek failed on the audio device file input file.");
}
else
{
if( d->oFileH.isValid())
if((rc = seek(d->oFileH,frameOffset)) != kOkRC )
rc = cwLogError(rc,"Seek failed on the audio device file output file.");
}
errLabel:
return rc;
} }
void cw::audio::device::file::deviceRealTimeReport( struct driver_str* drv, unsigned devIdx ) void cw::audio::device::file::deviceRealTimeReport( struct driver_str* drv, unsigned devIdx )

2
cwAudioDeviceFile.h
View File

@ -27,6 +27,8 @@ namespace cw
rc_t deviceStop( struct driver_str* drv, unsigned devIdx ); rc_t deviceStop( struct driver_str* drv, unsigned devIdx );
bool deviceIsStarted( struct driver_str* drv, unsigned devIdx ); bool deviceIsStarted( struct driver_str* drv, unsigned devIdx );
rc_t deviceExecute( struct driver_str* drv, unsigned devIdx ); rc_t deviceExecute( struct driver_str* drv, unsigned devIdx );
rc_t deviceEnable( struct driver_str* drv, unsigned devIdx, bool inputFl, bool enableFl );
rc_t deviceSeek( struct driver_str* drv, unsigned devIdx, bool inputFl, unsigned frameOffset );
void deviceRealTimeReport( struct driver_str* drv, unsigned devIdx ); void deviceRealTimeReport( struct driver_str* drv, unsigned devIdx );
enum { enum {

31
cwIo.cpp
View File

@ -82,7 +82,7 @@ namespace cw
typedef struct audioDev_str typedef struct audioDev_str
{ {
bool enableFl; // True if this device was enabled by the user bool activeFl; // True if this device was enabled by the user
bool meterFl; // True if meters are enabled on this device bool meterFl; // True if meters are enabled on this device
const char* label; // User label const char* label; // User label
unsigned userId; // User id unsigned userId; // User id
@ -843,7 +843,7 @@ namespace cw
rc_t rc1 = kOkRC; rc_t rc1 = kOkRC;
for(unsigned i=0; i<p->audioDevN; ++i) for(unsigned i=0; i<p->audioDevN; ++i)
if( p->audioDevA[i].enableFl ) if( p->audioDevA[i].activeFl )
{ {
rc_t rc0 = kOkRC; rc_t rc0 = kOkRC;
if( startFl ) if( startFl )
@ -1007,7 +1007,7 @@ namespace cw
if( time::isGTE(p->t0,p->audioMeterNextTime) ) if( time::isGTE(p->t0,p->audioMeterNextTime) )
{ {
for(unsigned i=0; i<p->audioDevN; ++i) for(unsigned i=0; i<p->audioDevN; ++i)
if( p->audioDevA[i].enableFl ) if( p->audioDevA[i].activeFl )
{ {
audioDev_t* ad = p->audioDevA + i; audioDev_t* ad = p->audioDevA + i;
rc_t rc0; rc_t rc0;
@ -1575,7 +1575,7 @@ namespace cw
for(unsigned i=0; i<deviceL_Node->child_count(); ++i) for(unsigned i=0; i<deviceL_Node->child_count(); ++i)
{ {
audioDev_t* ad = nullptr; //p->audioDevA + i; audioDev_t* ad = nullptr; //p->audioDevA + i;
bool enableFl = false; bool activeFl = false;
bool meterFl = false; bool meterFl = false;
char* userLabel = nullptr; char* userLabel = nullptr;
unsigned userId = kInvalidId; unsigned userId = kInvalidId;
@ -1605,7 +1605,7 @@ namespace cw
if((node = deviceL_Node->child_ele(i)) != nullptr ) if((node = deviceL_Node->child_ele(i)) != nullptr )
{ {
if(( rc = node->getv( if(( rc = node->getv(
"enableFl", enableFl, "activeFl", activeFl,
"label", userLabel, "label", userLabel,
"device", devName, "device", devName,
"framesPerCycle", framesPerCycle, "framesPerCycle", framesPerCycle,
@ -1631,7 +1631,7 @@ namespace cw
} }
// if the configuration is enabled // if the configuration is enabled
if( enableFl ) if( activeFl )
{ {
// locate the record assoc'd with devName // locate the record assoc'd with devName
if((ad = _audioDeviceNameToRecd(p,devName)) == nullptr ) if((ad = _audioDeviceNameToRecd(p,devName)) == nullptr )
@ -1734,7 +1734,7 @@ namespace cw
} }
// set the device group pointers // set the device group pointers
ad->enableFl = enableFl; ad->activeFl = activeFl;
ad->meterFl = meterFl; ad->meterFl = meterFl;
ad->label = userLabel; ad->label = userLabel;
ad->userId = userId; ad->userId = userId;
@ -1753,7 +1753,7 @@ namespace cw
rc_t rc = kOkRC; rc_t rc = kOkRC;
for(unsigned i=0; i<p->audioDevN; ++i) for(unsigned i=0; i<p->audioDevN; ++i)
if( p->audioDevA[i].enableFl && p->audioDevA[i].meterFl ) if( p->audioDevA[i].activeFl && p->audioDevA[i].meterFl )
if((rc = _audioDeviceEnableMeter(p, p->audioDevA[i].devIdx, kEnableFl | kInFl | kOutFl )) != kOkRC ) if((rc = _audioDeviceEnableMeter(p, p->audioDevA[i].devIdx, kEnableFl | kInFl | kOutFl )) != kOkRC )
{ {
cwLogError(rc,"Audio enable on device '%s' failed.",p->audioDevA[i].label); cwLogError(rc,"Audio enable on device '%s' failed.",p->audioDevA[i].label);
@ -2613,12 +2613,12 @@ cw::rc_t cw::io::audioDeviceSetUserId( handle_t h, unsigned devIdx, unsigned us
return kInvalidArgRC; return kInvalidArgRC;
} }
bool cw::io::audioDeviceIsEnabled( handle_t h, unsigned devIdx ) bool cw::io::audioDeviceIsActive( handle_t h, unsigned devIdx )
{ {
io_t* p = _handleToPtr(h); io_t* p = _handleToPtr(h);
audioDev_t* ad; audioDev_t* ad;
if((ad = _audioDeviceIndexToRecd(p,devIdx)) != nullptr ) if((ad = _audioDeviceIndexToRecd(p,devIdx)) != nullptr )
return ad->enableFl; return ad->activeFl;
return false; return false;
} }
@ -2646,6 +2646,17 @@ unsigned cw::io::audioDeviceUserId( handle_t h, unsigned devIdx )
return ad->userId; return ad->userId;
} }
cw::rc_t cw::io::audioDeviceEnable( handle_t h, unsigned devIdx, bool inputFl, bool enableFl )
{
io_t* p = _handleToPtr(h);
return audio::device::enable(p->audioH, devIdx, inputFl, enableFl );
}
cw::rc_t cw::io::audioDeviceSeek( handle_t h, unsigned devIdx, bool inputFl, unsigned frameOffset )
{
io_t* p = _handleToPtr(h);
return audio::device::seek(p->audioH, devIdx, inputFl, frameOffset );
}
double cw::io::audioDeviceSampleRate( handle_t h, unsigned devIdx ) double cw::io::audioDeviceSampleRate( handle_t h, unsigned devIdx )
{ {

4
cwIo.h
View File

@ -228,9 +228,11 @@ namespace cw
unsigned audioDeviceLabelToIndex( handle_t h, const char* label ); unsigned audioDeviceLabelToIndex( handle_t h, const char* label );
const char* audioDeviceLabel( handle_t h, unsigned devIdx ); const char* audioDeviceLabel( handle_t h, unsigned devIdx );
rc_t audioDeviceSetUserId( handle_t h, unsigned devIdx, unsigned userId ); rc_t audioDeviceSetUserId( handle_t h, unsigned devIdx, unsigned userId );
bool audioDeviceIsEnabled( handle_t h, unsigned devIdx ); bool audioDeviceIsActive( handle_t h, unsigned devIdx );
const char* audioDeviceName( handle_t h, unsigned devIdx ); const char* audioDeviceName( handle_t h, unsigned devIdx );
unsigned audioDeviceUserId( handle_t h, unsigned devIdx ); unsigned audioDeviceUserId( handle_t h, unsigned devIdx );
rc_t audioDeviceEnable( handle_t h, unsigned devIdx, bool inputFl, bool enableFl );
rc_t audioDeviceSeek( handle_t h, unsigned devIdx, bool inputFl, unsigned frameOffset );
double audioDeviceSampleRate( handle_t h, unsigned devIdx ); double audioDeviceSampleRate( handle_t h, unsigned devIdx );
unsigned audioDeviceFramesPerCycle( handle_t h, unsigned devIdx ); unsigned audioDeviceFramesPerCycle( handle_t h, unsigned devIdx );
unsigned audioDeviceChannelCount( handle_t h, unsigned devIdx, unsigned inOrOutFlag ); unsigned audioDeviceChannelCount( handle_t h, unsigned devIdx, unsigned inOrOutFlag );

2
cwIoAudioPanel.cpp
View File

@ -274,7 +274,7 @@ cw::rc_t cw::io::audio_panel::create( handle_t& hRef, io::handle_t ioH, unsigne
// create the audio panels for each audio device // create the audio panels for each audio device
for(unsigned i=0; i<audioDeviceCount(ioH); ++i) for(unsigned i=0; i<audioDeviceCount(ioH); ++i)
if( io::audioDeviceIsEnabled(ioH,i)) if( io::audioDeviceIsActive(ioH,i))
{ {
if((rc = _registerDevice(p, baseAppId, i, 0 )) != kOkRC ) if((rc = _registerDevice(p, baseAppId, i, 0 )) != kOkRC )
{ {