/// ------------------------------------------------------------------------------------
private void InterleaveSegments(TimeRange segmentRange)
{
// Write a channel for the source recording segment
var inputStream = _srcRecStreamProvider.GetStreamSubset(segmentRange);
if (inputStream != null)
{
WriteAudioStreamToChannel(AnnotationChannel.Source, inputStream);
}
var pathToAnnotationsFolder = _srcRecordingTier.MediaFileName +
Settings.Default.OralAnnotationsFolderSuffix;
// Write a channel for the careful speech segment
var filename = Path.Combine(pathToAnnotationsFolder, TimeTier.ComputeFileNameForCarefulSpeechSegment(segmentRange));
using (var provider = GetWaveStreamForOralAnnotationSegment(filename, AudioRecordingType.Careful))
{
if (provider.Stream != null)
{
WriteAudioStreamToChannel(AnnotationChannel.Careful, provider.Stream);
}
}
// Write a channel for the oral translation segment
filename = Path.Combine(pathToAnnotationsFolder, TimeTier.ComputeFileNameForOralTranslationSegment(segmentRange));
using (var provider = GetWaveStreamForOralAnnotationSegment(filename, AudioRecordingType.Translation))
{
if (provider.Stream != null)
{
WriteAudioStreamToChannel(AnnotationChannel.Translation, provider.Stream);
}
}
}
/// ------------------------------------------------------------------------------------
private OralAnnotationFileGenerator(TimeTier sourceTier, Func <int, bool> ignoreSegment,
ISynchronizeInvoke synchInvoke)
{
_srcRecordingTier = sourceTier;
_synchInvoke = synchInvoke;
bool fullySegmented = sourceTier.IsFullySegmented;
_srcRecordingSegments = new List <TimeRange>();
for (int i = 0; i < sourceTier.Segments.Count; i++)
{
// Per JohnH's request via e-mail (8-12-2012), exclude ignored segments
if (!ignoreSegment(i))
{
_srcRecordingSegments.Add(sourceTier.Segments[i].TimeRange);
}
}
if (!fullySegmented)
{
_srcRecordingSegments.Add(new TimeRange(sourceTier.EndOfLastSegment, sourceTier.TotalTime));
}
_srcRecStreamProvider = WaveStreamProvider.Create(
AudioUtils.GetDefaultWaveFormat(1), _srcRecordingTier.MediaFileName);
var sourceFormat = _srcRecStreamProvider.Stream.WaveFormat;
_outputAudioFormat = new WaveFormat(sourceFormat.SampleRate,
sourceFormat.BitsPerSample, sourceFormat.Channels + 2);
_output1ChannelAudioFormat = new WaveFormat(sourceFormat.SampleRate,
sourceFormat.BitsPerSample, 1);
}
/// ------------------------------------------------------------------------------------
public string Run()
{
if (_file.GetAnnotationFile() != null)
{
return(_file.GetAnnotationFile().FileName); // REVIEW: This probably shouldn't happen. Maybe throw an exception.
}
WaitCursor.Show();
var tiers = new TierCollection(_file.PathToAnnotatedFile);
var timeTier = tiers.GetTimeTier();
if (timeTier == null)
{
timeTier = new TimeTier(_file.PathToAnnotatedFile);
tiers.Insert(0, timeTier);
}
foreach (var segment in GetNaturalBreaks())
{
timeTier.AppendSegment((float)segment.TotalSeconds);
}
StreamReader.Close();
WaitCursor.Hide();
return(tiers.Save());
}
/// <summary>
/// The current design doles out segments with empty time ranges, making those objects have incorrect "TimeRange"/"Start"/"End"
/// properties. Perhaps that design can be changed? In the meantime, if you need your text segments to have actualy TimeRanges, call this.
/// </summary>
public void AddTimeRangeData(TimeTier timeTier)
{
int length = Segments.Count;
for (int i = 0; i < length; i++)
{
Segments[i].TimeRange = timeTier.Segments[i].TimeRange;
}
}
/// ------------------------------------------------------------------------------------
public TierCollection GetTierCollection()
{
var collection = new TierCollection();
var timeSlots = GetTimeSlots();
var transcriptionAnnotations = GetTranscriptionTierAnnotations();
if (transcriptionAnnotations.Count == 0)
{
return(collection);
}
var freeTransAnnotations = GetFreeTranslationTierAnnotations();
EnsureMediaFileIsCorrect();
var timeOrderTier = new TimeTier(GetFullPathToMediaFile());
var transcriptionTier = new TextTier(TextTier.ElanTranscriptionTierId);
var freeTransTier = new TextTier(TextTier.ElanTranslationTierId);
foreach (var kvp in transcriptionAnnotations)
{
var start = timeSlots[kvp.Value.Attribute("TIME_SLOT_REF1").Value];
var stop = timeSlots[kvp.Value.Attribute("TIME_SLOT_REF2").Value];
timeOrderTier.AddSegment(start, stop);
transcriptionTier.AddSegment(kvp.Value.Value);
string freeTransValue;
freeTransTier.AddSegment(freeTransAnnotations.TryGetValue(kvp.Key,
out freeTransValue) ? freeTransValue : string.Empty);
}
// Add the time and transcription tiers to the collection.
collection.Add(timeOrderTier);
collection.Add(transcriptionTier);
collection.Add(freeTransTier);
timeOrderTier.ReadOnlyTimeRanges = GetDoesTranscriptionTierHaveDepedentTimeSubdivisionTier();
return(collection);
}
/// ------------------------------------------------------------------------------------
private static bool CanGenerate(TimeTier sourceRecodingTier)
{
return(sourceRecodingTier != null &&
Directory.Exists(sourceRecodingTier.MediaFileName + Settings.Default.OralAnnotationsFolderSuffix));
}