public static void Execute(Arguments arguments)
{
MainEntry.WarnIfDeveloperEntryUsed();
if (arguments == null)
{
throw new NoDeveloperMethodException();
}
// READ PARAMETER VALUES FROM INI FILE
var config = ConfigFile.Deserialize(arguments.Config);
var aedConfig = Aed.GetAedParametersFromConfigFileOrDefaults(config);
var input = arguments.Source;
Tuple <BaseSonogram, List <AcousticEvent> > result = Detect(input, aedConfig, Default.eprNormalisedMinScore, TimeSpan.Zero);
List <AcousticEvent> eprEvents = result.Item2;
eprEvents.Sort((ae1, ae2) => ae1.TimeStart.CompareTo(ae2.TimeStart));
LoggedConsole.WriteLine();
foreach (AcousticEvent ae in eprEvents)
{
LoggedConsole.WriteLine(ae.TimeStart + "," + ae.EventDurationSeconds + "," + ae.LowFrequencyHertz + "," + ae.HighFrequencyHertz);
}
LoggedConsole.WriteLine();
string outputFolder = arguments.Config.ToFileInfo().DirectoryName;
string wavFilePath = input.FullName;
BaseSonogram sonogram = result.Item1;
string imagePath = Path.Combine(outputFolder, Path.GetFileNameWithoutExtension(wavFilePath) + ".png");
var image = Aed.DrawSonogram(sonogram, eprEvents.ConvertAcousticEventsToSpectralEvents());
image.Save(imagePath);
}
/// <summary>
/// Detect using EPR.
/// </summary>
/// <param name="wavFilePath">
/// The wav file path.
/// </param>
/// <param name="eprNormalisedMinScore">
/// The epr Normalised Min Score.
/// </param>
/// <returns>
/// Tuple containing base Sonogram and list of acoustic events.
/// </returns>
public static Tuple <BaseSonogram, List <AcousticEvent> > Detect(FileInfo wavFilePath, Aed.AedConfiguration aedConfiguration, double eprNormalisedMinScore, TimeSpan segmentStartOffset)
{
Tuple <EventCommon[], AudioRecording, BaseSonogram> aed = Aed.Detect(wavFilePath, aedConfiguration, segmentStartOffset);
var events = aed.Item1;
var newEvents = new List <AcousticEvent>();
foreach (var be in events)
{
newEvents.Add(EventConverters.ConvertSpectralEventToAcousticEvent((SpectralEvent)be));
}
var aeEvents = newEvents.Select(ae => Util.fcornersToRect(ae.TimeStart, ae.TimeEnd, ae.HighFrequencyHertz, ae.LowFrequencyHertz)).ToList();
Log.Debug("EPR start");
var eprRects = EventPatternRecog.DetectGroundParrots(aeEvents, eprNormalisedMinScore);
Log.Debug("EPR finished");
var sonogram = aed.Item3;
SonogramConfig config = sonogram.Configuration;
double framesPerSec = 1 / config.GetFrameOffset(); // Surely this should go somewhere else
double freqBinWidth = config.NyquistFreq / (double)config.FreqBinCount;
// TODO this is common with AED
var eprEvents = new List <AcousticEvent>();
foreach (var rectScore in eprRects)
{
var ae = new AcousticEvent(
segmentStartOffset,
rectScore.Item1.Left,
rectScore.Item1.Right - rectScore.Item1.Left,
rectScore.Item1.Bottom,
rectScore.Item1.Top);
ae.SetTimeAndFreqScales(framesPerSec, freqBinWidth);
ae.SetTimeAndFreqScales(sonogram.NyquistFrequency, sonogram.Configuration.WindowSize, 0);
ae.SetScores(rectScore.Item2, 0, 1);
ae.BorderColour = aedConfiguration.AedEventColor;
ae.SegmentStartSeconds = segmentStartOffset.TotalSeconds;
ae.SegmentDurationSeconds = aed.Item2.Duration.TotalSeconds;
eprEvents.Add(ae);
}
return(Tuple.Create(sonogram, eprEvents));
}
public override AnalysisResult2 Analyze <T>(AnalysisSettings analysisSettings, SegmentSettings <T> segmentSettings)
{
FileInfo audioFile = segmentSettings.SegmentAudioFile;
var eprNormalizedMinScore = GetEprParametersFromConfigFileOrDefaults(analysisSettings.Configuration);
var aedConfigFile = ConfigFile.Resolve(
analysisSettings.Configuration["AedConfig"],
analysisSettings.ConfigFile.Directory);
var rawAedConfig = ConfigFile.Deserialize(aedConfigFile);
var aedConfig = Aed.GetAedParametersFromConfigFileOrDefaults(rawAedConfig);
Tuple <BaseSonogram, List <AcousticEvent> > results = Detect(audioFile, aedConfig, eprNormalizedMinScore, segmentSettings.SegmentStartOffset);
var analysisResults = new AnalysisResult2(analysisSettings, segmentSettings, results.Item1.Duration)
{
AnalysisIdentifier = this.Identifier,
Events = results.Item2.ToArray(),
};
BaseSonogram sonogram = results.Item1;
if (analysisSettings.AnalysisDataSaveBehavior)
{
this.WriteEventsFile(segmentSettings.SegmentEventsFile, analysisResults.Events);
analysisResults.EventsFile = segmentSettings.SegmentEventsFile;
}
if (analysisSettings.AnalysisDataSaveBehavior)
{
var unitTime = TimeSpan.FromMinutes(1.0);
analysisResults.SummaryIndices = this.ConvertEventsToSummaryIndices(analysisResults.Events, unitTime, analysisResults.SegmentAudioDuration, 0);
this.WriteSummaryIndicesFile(segmentSettings.SegmentSummaryIndicesFile, analysisResults.SummaryIndices);
}
// save image of sonograms
if (analysisSettings.AnalysisImageSaveBehavior.ShouldSave(analysisResults.Events.Length))
{
Image image = Aed.DrawSonogram(sonogram, results.Item2);
image.Save(segmentSettings.SegmentImageFile.FullName, ImageFormat.Png);
analysisResults.ImageFile = segmentSettings.SegmentImageFile;
}
return(analysisResults);
}
public override Task <int> Execute(CommandLineApplication app)
{
Aed.Execute(this);
return(this.Ok());
}
public override void WriteEventsFile(FileInfo destination, IEnumerable <EventBase> results)
{
Aed.WriteEventsFileStatic(destination, results);
}