/// <summary>
/// Scans segment of audio channel to find damaged samples
/// and repai them
/// </summary>
/// <param name="audioData"></param>
/// <param name="segmentStart"></param>
/// <param name="segmentEnd"></param>
/// <param name="progress"></param>
/// <param name="cpuCore"></param>
private static void ScanSegment(
AudioData audioData,
int segmentStart,
int segmentEnd,
IProgress <double> progress,
int cpuCore)
{
var lastProcessedSample = 0;
// cycle to check every sample
for (var index = segmentStart; index < segmentEnd; index++)
{
// only core #0 reports progress
if (cpuCore == 0)
{
ThrottledReportProgress(progress, index, segmentEnd);
}
if (index <= lastProcessedSample || !ClickDetector.IsSampleSuspicious(
audioData,
index))
{
continue;
}
var maxLength = HelperCalculator.GetMaxLength(audioData, index);
var result = ClickLengthFinder.FindLengthOfClick(
audioData,
index,
maxLength,
lastProcessedSample);
if (!result.Success)
{
continue;
}
ClickRepairer.Repair(audioData, result.Position, result.Length);
audioData.AddClickToList(new AudioClick(
result.Position,
result.Length,
HelperCalculator.CalculateDetectionLevel(audioData, result.Position),
audioData,
audioData.GetCurrentChannelType()));
lastProcessedSample = result.Position + result.Length + 1;
}
}
private static bool SeveralSamplesInARowAreSuspicious(
AudioData audioData,
int position,
int length)
{
for (var index = position; index < position + length; index++)
{
if (ClickDetector.IsSampleSuspicious(
audioData,
index))
{
return(true);
}
}
return(false);
}
