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[AFV] Ref T730, improved volume handling

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* for the asymmetric output volume -60/18dB, make sure that normalized 50 means 0dB
* slider is centered
* return value if value for volume was changed
This commit is contained in:
Klaus Basan
2019-10-11 22:53:39 +02:00
parent a726c7709e
commit a9166d4e4c
7 changed files with 76 additions and 35 deletions
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7
src/blackcore/afv/audio/input.cpp
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@@ -94,6 +94,13 @@ namespace BlackCore
m_encoder.setBitRate(16 * 1024);
}
bool CInput::setVolume(double volume)
{
if (qFuzzyCompare(m_volume, volume)) { return false; }
m_volume = volume;
return true;
}
void CInput::start(const CAudioDeviceInfo &inputDevice)
{
if (m_started) { return; }

13
src/blackcore/afv/audio/input.h
View File

@@ -95,11 +95,15 @@ namespace BlackCore
this->stop();
}
//! Number of encoded bytes @{
int opusBytesEncoded() const { return m_opusBytesEncoded; }
void setOpusBytesEncoded(int opusBytesEncoded) { m_opusBytesEncoded = opusBytesEncoded; }
//! @}
//! Volume @{
double volume() const { return m_volume; }
void setVolume(double volume) { m_volume = volume; }
bool setVolume(double volume);
//! @}
//! Started?
bool started() const { return m_started; }
@@ -132,9 +136,9 @@ namespace BlackCore
QAudioFormat m_inputFormat;
bool m_started = false;
int m_opusBytesEncoded = 0;
int m_sampleCount = 0;
double m_volume = 1.0;
int m_opusBytesEncoded = 0;
int m_sampleCount = 0;
double m_volume = 1.0;
qint16 m_maxSampleInput = 0.0;
const int SampleCountPerEvent = 4800;
@@ -142,7 +146,6 @@ namespace BlackCore
const double minDb = -40;
uint m_audioSequenceCounter = 0;
CAudioInputBuffer m_audioInputBuffer;
#ifdef Q_OS_MAC