public WavAudioMediaData Copy(Time timeBegin, Time timeEnd)
{
if (timeBegin == null || timeEnd == null)
{
throw new exception.MethodParameterIsNullException("Clip begin or clip end can not be null");
}
if (
timeBegin.IsLessThan(Time.Zero) ||
timeEnd.IsLessThan(Time.Zero) ||
(timeEnd.IsGreaterThan(Time.Zero) && timeBegin.IsGreaterThan(timeEnd)) ||
timeEnd.IsGreaterThan(AudioDuration))
{
throw new exception.MethodParameterIsOutOfBoundsException(
String.Format("The given clip times are not valid, must be between 00:00:00.000 and {0} ([{1} --> {2})",
AudioDuration, timeBegin, timeEnd));
}
WavAudioMediaData copy = Copy();
if (timeEnd.IsGreaterThan(Time.Zero) && timeEnd.IsLessThan(AudioDuration))
{
copy.RemovePcmData(timeEnd, AudioDuration);
}
if (timeBegin.IsGreaterThan(Time.Zero))
{
copy.RemovePcmData(Time.Zero, timeBegin);
}
return(copy);
}
/// <summary>
/// Merges <c>this</c> with a given other <see cref="AudioMediaData"/>,
/// appending the audio data of the other <see cref="AudioMediaData"/> to <c>this</c>,
/// leaving the other <see cref="AudioMediaData"/> without audio data
/// </summary>
/// <param name="other">The given other AudioMediaData</param>
/// <exception cref="exception.MethodParameterIsNullException">
/// Thrown when <paramref name="other"/> is <c>null</c>
/// </exception>
/// <exception cref="exception.InvalidDataFormatException">
/// Thrown when the PCM format of <c>this</c> is not compatible with that of <paramref name="other"/>
/// </exception>
public override void MergeWith(AudioMediaData other)
{
if (other == this)
{
throw new exception.OperationNotValidException("Can not merge a AudioMediaData with itself");
}
if (other is WavAudioMediaData)
{
if (!PCMFormat.Data.IsCompatibleWith(other.PCMFormat.Data))
{
throw new exception.InvalidDataFormatException(
"Can not merge this with a WavAudioMediaData with incompatible audio data");
}
Time thisInsertPoint = AudioDuration;
WavAudioMediaData otherWav = (WavAudioMediaData)other;
mWavClips.AddRange(otherWav.mWavClips);
Time dur = otherWav.AudioDuration;
NotifyAudioDataInserted(this, thisInsertPoint, dur);
otherWav.RemovePcmData(Time.Zero);
}
else
{
base.MergeWith(other);
}
}
