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Check sample rate is non-zero to avoid divide by zero

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This commit is contained in:
Jon Beniston 2021-03-08 21:41:46 +00:00
parent 156d7b543a
commit 802749afd3
1 changed files with 7 additions and 2 deletions
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9
plugins/samplesource/fileinput/fileinput.cpp
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@ -110,16 +110,21 @@ void FileInput::openFileStream()
m_sampleSize = header.sampleSize; m_sampleSize = header.sampleSize;
QString crcHex = QString("%1").arg(header.crc32 , 0, 16); QString crcHex = QString("%1").arg(header.crc32 , 0, 16);
if (crcOK) if (crcOK && (m_sampleRate > 0) && (m_sampleSize > 0))
{ {
qDebug("FileInput::openFileStream: CRC32 OK for header: %s", qPrintable(crcHex)); qDebug("FileInput::openFileStream: CRC32 OK for header: %s", qPrintable(crcHex));
m_recordLengthMuSec = ((fileSize - sizeof(FileRecord::Header)) * 1000000UL) / ((m_sampleSize == 24 ? 8 : 4) * m_sampleRate); m_recordLengthMuSec = ((fileSize - sizeof(FileRecord::Header)) * 1000000UL) / ((m_sampleSize == 24 ? 8 : 4) * m_sampleRate);
} }
else else if (!crcOK)
{ {
qCritical("FileInput::openFileStream: bad CRC32 for header: %s", qPrintable(crcHex)); qCritical("FileInput::openFileStream: bad CRC32 for header: %s", qPrintable(crcHex));
m_recordLengthMuSec = 0; m_recordLengthMuSec = 0;
} }
else
{
qCritical("FileInput::openFileStream: invalid header");
m_recordLengthMuSec = 0;
}
if (getMessageQueueToGUI()) if (getMessageQueueToGUI())
{ {