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[AFV] Handle stereo in- and output devices

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This commit is contained in:
Roland Rossgotterer
2019-09-25 21:37:48 +02:00
committed by Mat Sutcliffe
parent a06205efbd
commit 9f497c1b60
5 changed files with 52 additions and 24 deletions
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36
src/blackcore/afv/audio/input.cpp
View File

@@ -93,29 +93,28 @@ namespace BlackCore
{
if (m_started) { return; }
QAudioFormat inputFormat;
inputFormat.setSampleRate(m_sampleRate);
inputFormat.setChannelCount(1);
inputFormat.setSampleSize(16);
inputFormat.setSampleType(QAudioFormat::SignedInt);
inputFormat.setByteOrder(QAudioFormat::LittleEndian);
inputFormat.setCodec("audio/pcm");
if (!inputDevice.isFormatSupported(inputFormat))
m_inputFormat.setSampleRate(m_sampleRate);
m_inputFormat.setChannelCount(1);
m_inputFormat.setSampleSize(16);
m_inputFormat.setSampleType(QAudioFormat::SignedInt);
m_inputFormat.setByteOrder(QAudioFormat::LittleEndian);
m_inputFormat.setCodec("audio/pcm");
if (!inputDevice.isFormatSupported(m_inputFormat))
{
inputFormat = inputDevice.nearestFormat(inputFormat);
m_inputFormat = inputDevice.nearestFormat(m_inputFormat);
const QString w =
inputDevice.deviceName() %
": Default INPUT format not supported - trying to use nearest" %
" Sample rate: " % QString::number(inputFormat.sampleRate()) %
" Sample size: " % QString::number(inputFormat.sampleSize()) %
" Sample type: " % QString::number(inputFormat.sampleType()) %
" Byte order: " % QString::number(inputFormat.byteOrder()) %
" Codec: " % inputFormat.codec() %
" Channel count: " % QString::number(inputFormat.channelCount());
" Sample rate: " % QString::number(m_inputFormat.sampleRate()) %
" Sample size: " % QString::number(m_inputFormat.sampleSize()) %
" Sample type: " % QString::number(m_inputFormat.sampleType()) %
" Byte order: " % QString::number(m_inputFormat.byteOrder()) %
" Codec: " % m_inputFormat.codec() %
" Channel count: " % QString::number(m_inputFormat.channelCount());
CLogMessage(this).warning(w);
}
m_audioInput.reset(new QAudioInput(inputDevice, inputFormat));
m_audioInput.reset(new QAudioInput(inputDevice, m_inputFormat));
m_audioInputBuffer.start();
m_audioInput->start(&m_audioInputBuffer);
@@ -138,6 +137,11 @@ namespace BlackCore
{
QVector<qint16> samples = convertBytesTo16BitPCM(frame);
if (m_inputFormat.channelCount() == 2)
{
samples = convertFromStereoToMono(samples);
}
int value = 0;
for (qint16 &sample : samples)
{

1
src/blackcore/afv/audio/input.h
View File

@@ -119,6 +119,7 @@ namespace BlackCore
BlackSound::Codecs::COpusEncoder m_encoder;
QScopedPointer<QAudioInput> m_audioInput;
QAudioDeviceInfo m_device;
QAudioFormat m_inputFormat;
bool m_started = false;
int m_opusBytesEncoded = 0;

12
src/blackcore/afv/audio/output.cpp
View File

@@ -10,6 +10,7 @@
#include "output.h"
#include "blackmisc/logmessage.h"
#include "blacksound/audioutilities.h"
#include <QDebug>
#include <QStringBuilder>
@@ -61,16 +62,13 @@ namespace BlackCore
m_maxSampleOutput = 0;
}
// if (maxlen > buffer.size()) { maxlen = buffer.size(); }
// memcpy(data, buffer.constData(), maxlen > buffer.size() ? buffer.size() : maxlen);
qint16 *p = reinterpret_cast<qint16 *>(data);
int index = 0;
for (int n = 0; n < count; n++)
if (channelCount == 2)
{
p[index++] = buffer[n];
if (channelCount == 2) p[index++] = buffer[n];
buffer = convertFromMonoToStereo(buffer);
}
memcpy(data, buffer.constData(), maxlen);
return maxlen;
}