/// ------------------------------------------------------------------------------------
private WaveStreamProvider GetWaveStreamForOralAnnotationSegment(string filename,
AudioRecordingType annotationType)
{
var provider = WaveStreamProvider.Create(_output1ChannelAudioFormat, filename);
if (provider.Error != null && !(provider.Error is FileNotFoundException))
{
var msg = LocalizationManager.GetString(
"SessionsView.Transcription.GeneratedOralAnnotationView.ProcessingAnnotationFileErrorMsg",
"There was an error processing a {0} annotation file.",
"The parameter is the annotation type (i.e. careful, translation).");
var type = annotationType.ToString().ToLower();
if (_synchInvoke.InvokeRequired)
{
_synchInvoke.Invoke((Action)(() => ErrorReport.NotifyUserOfProblem(_srcRecStreamProvider.Error, msg, type)), null);
}
else
{
ErrorReport.NotifyUserOfProblem(_srcRecStreamProvider.Error, msg, type);
}
}
return(provider);
}
/// ------------------------------------------------------------------------------------
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 static int LoadSfxMusic(byte[] data)
{
const DWORD Mono = 0x0002u;
var streamProvider = new WaveStreamProvider(data);
NativeBass.StreamProcedure streamProc = streamProvider.StreamProcedure;
int music = NativeBass.BASS_StreamCreate(8000u, 1u, Mono, streamProc, IntPtr.Zero);
streamProviders.Add(music, streamProc);
createdChannels.Add(music, Music.Type.Sfx);
return(music);
}
/// ------------------------------------------------------------------------------------
public void Dispose()
{
if (_audioFileWriter != null)
{
_audioFileWriter.Close();
}
if (_srcRecStreamProvider != null)
{
_srcRecStreamProvider.Dispose();
}
_audioFileWriter = null;
_srcRecStreamProvider = null;
}
