void V4LRadioControl::setFrequency(int frequency)
{
qint64 f = frequency;
v4l2_frequency freq;
if(frequency < freqMin)
f = freqMax;
if(frequency > freqMax)
f = freqMin;
if(fd > 0) {
memset(&freq, 0, sizeof(freq));
// Use the first tuner
freq.tuner = 0;
if (::ioctl(fd, VIDIOC_G_FREQUENCY, &freq) >= 0) {
if(low) {
// For low, freq in units of 62.5Hz, so convert from Hz to units.
freq.frequency = (int)(f/62.5);
} else {
// For high, freq in units of 62.5kHz, so convert from Hz to units.
freq.frequency = (int)(f/62500);
}
::ioctl(fd, VIDIOC_S_FREQUENCY, &freq);
currentFreq = f;
emit frequencyChanged(currentFreq);
int signal = signalStrength();
if(sig != signal) {
sig = signal;
emit signalStrengthChanged(sig);
}
}
}
}
/**
* Notify signal strength change
*
*/
void CTestLtsyPhoneStepBase::NotifySignalStrengthChange()
{
TRequestStatus reqStatus;
TInt32 signalStrength(0);
TInt8 bar(0);
TInt32 completeSignalStrength(70);
TInt8 completeBar(3);
SharedPhone().NotifySignalStrengthChange(reqStatus, signalStrength, bar);
User::WaitForRequest(reqStatus);
if(bar != completeBar)
{
ERR_PRINTF1(_L("bar is not expect."));
}
if(signalStrength != completeSignalStrength)
{
ERR_PRINTF1(_L("signalStrength is not expect."));
}
}
// ---------------------------------------------------------------------------
// Unpackages TConnMonWLANNetwork from TPtrC descriptor
// ---------------------------------------------------------------------------
//
EXPORT_C TConnMonWLANNetwork TConnMonWLANNetwork::FromPtrC( const TPtrC& aPtrC )
{
TUint len( (TUint)aPtrC[ENameLength] );
TBuf<KMaxNameLength> name( aPtrC.Mid(EName, len) );
TUint connectionMode( aPtrC[len+EConnectionMode] );
TUint signalStrength( aPtrC[len+ESignalStrength] );
TUint securityMode( aPtrC[len+ESecurityMode] );
RArray<TInt> buf;
TUint count( aPtrC[len+EBufCounter] );
for ( TUint i = 1; i < count+1; ++i )
{
buf.Append( aPtrC[len+EBufBase+i] );
}
TConnMonWLANNetwork connMonWLANNetwork = TConnMonWLANNetwork( name,
connectionMode, signalStrength, securityMode, buf );
buf.Close();
return connMonWLANNetwork;
}
void V4LRadioControl::search()
{
int signal = signalStrength();
if(sig != signal) {
sig = signal;
emit signalStrengthChanged(sig);
}
if(!scanning) return;
if (signal > 25) {
cancelSearch();
return;
}
if(forward) {
setFrequency(currentFreq+step);
} else {
setFrequency(currentFreq-step);
}
}
void ServiceListener::sendSignalStrength()
{
if( ( m_state == "ready" || m_state == "online" ) )
emit signalStrength( m_strength );
}
