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File Input: acceleration and loop handling phase 1

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This commit is contained in:
f4exb
2018-10-14 01:16:39 +02:00
parent 1674ab0e29
commit bb1e3f3933
9 changed files with 255 additions and 42 deletions
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plugins/samplesource/filesource/filesourceinput.cpp
+21 -4
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@@ -86,7 +86,6 @@ void FileSourceInput::openFileStream()
if (fileSize > sizeof(FileRecord::Header))
{
// TODO: add CRC
FileRecord::Header header;
m_ifstream.seekg(0,std::ios_base::beg);
bool crcOK = FileRecord::readHeader(m_ifstream, header);
@@ -181,9 +180,8 @@ bool FileSourceInput::start()
//openFileStream();
m_fileSourceThread = new FileSourceThread(&m_ifstream, &m_sampleFifo);
m_fileSourceThread->setSampleRateAndSize(m_sampleRate, m_sampleSize);
m_fileSourceThread->connectTimer(m_masterTimer);
m_fileSourceThread = new FileSourceThread(&m_ifstream, &m_sampleFifo, m_masterTimer, &m_inputMessageQueue);
m_fileSourceThread->setSampleRateAndSize(m_settings.m_accelerationFactor * m_sampleRate, m_sampleSize); // Fast Forward: 1 corresponds to live. 1/2 is half speed, 2 is double speed
m_fileSourceThread->startWork();
m_deviceDescription = "FileSource";
@@ -361,6 +359,19 @@ bool FileSourceInput::handleMessage(const Message& message)
return true;
}
else if (FileSourceThread::MsgReportEOF::match(message))
{
qDebug() << "FileSourceInput::handleMessage: MsgReportEOF";
m_fileSourceThread->stopWork();
if (m_settings.m_loop)
{
seekFileStream(0);
m_fileSourceThread->startWork();
}
return true;
}
else
{
return false;
@@ -373,6 +384,12 @@ bool FileSourceInput::applySettings(const FileSourceSettings& settings, bool for
m_centerFrequency = settings.m_centerFrequency;
}
if ((m_settings.m_accelerationFactor != settings.m_accelerationFactor) || force)
{
QMutexLocker mutexLocker(&m_mutex);
m_fileSourceThread->setSampleRateAndSize(settings.m_accelerationFactor * m_sampleRate, m_sampleSize); // Fast Forward: 1 corresponds to live. 1/2 is half speed, 2 is double speed
}
m_settings = settings;
return true;
}