/// <summary>
/// Disposes the <see cref="MediaFoundationEncoder" />.
/// </summary>
/// <param name="disposing">
/// True to release both managed and unmanaged resources; false to release only unmanaged
/// resources.
/// </param>
protected virtual void Dispose(bool disposing)
{
if (!_disposed)
{
if (_sinkWriter != null)
{
//thanks to martin48 (and naudio??) for providing the following source code (see http://cscore.codeplex.com/discussions/574280):
MFSinkWriterStatistics statistics = _sinkWriter.GetStatistics(_streamIndex);
if (statistics.ByteCountQueued > 0 || statistics.NumSamplesReceived > 0)
{
_sinkWriter.FinalizeWriting();
}
_sinkWriter.Dispose();
_sinkWriter = null;
}
if (_targetStream != null)
{
_targetStream.Flush();
_targetStream.Dispose();
_targetStream = null;
}
if (_targetBaseStream != null && !_targetBaseStream.IsClosed())
{
_targetBaseStream.Flush();
_targetBaseStream.Dispose();
}
}
_disposed = true;
}
/// <summary>
/// Gets statistics about the performance of the sink writer.
/// </summary>
/// <returns>HRESULT</returns>
public unsafe int GetStatisticsNative(int streamIndex, out MFSinkWriterStatistics statistics)
{
fixed(void *ptr = &statistics)
{
return(InteropCalls.CalliMethodPtr(_basePtr, streamIndex, ptr, ((void **)(*(void **)_basePtr))[13]));
}
}
/// <summary>
/// Gets statistics about the performance of the sink writer.
/// </summary>
/// <param name="streamIndex">The zero-based index of a stream to query, or <see cref="MF_SINK_WRITER_ALL_STREAMS"/> to query the media sink itself.</param>
/// <param name="statistics">Receives statistics about the performance of the sink writer.</param>
/// <returns>HRESULT</returns>
public unsafe int GetStatisticsNative(int streamIndex, out MFSinkWriterStatistics statistics)
{
statistics = default(MFSinkWriterStatistics);
statistics.Cb = Marshal.SizeOf(statistics);
fixed(void *ptr = &statistics)
{
return(InteropCalls.CalliMethodPtr(UnsafeBasePtr, streamIndex, ptr, ((void **)(*(void **)UnsafeBasePtr))[13]));
}
}
/// <summary>
/// Gets statistics about the performance of the sink writer.
/// </summary>
/// <returns>HRESULT</returns>
public unsafe int GetStatisticsNative(int streamIndex, out MFSinkWriterStatistics statistics)
{
fixed (void* ptr = &statistics)
{
return InteropCalls.CalliMethodPtr(_basePtr, streamIndex, ptr, ((void**)(*(void**)_basePtr))[13]);
}
}
/// <summary>
/// Gets statistics about the performance of the sink writer.
/// </summary>
/// <param name="streamIndex">The zero-based index of a stream to query, or <see cref="MF_SINK_WRITER_ALL_STREAMS"/> to query the media sink itself.</param>
/// <param name="statistics">Receives statistics about the performance of the sink writer.</param>
/// <returns>HRESULT</returns>
public unsafe int GetStatisticsNative(int streamIndex, out MFSinkWriterStatistics statistics)
{
statistics = default(MFSinkWriterStatistics);
statistics.Cb = Marshal.SizeOf(statistics);
fixed (void* ptr = &statistics)
{
return InteropCalls.CalliMethodPtr(UnsafeBasePtr, streamIndex, ptr, ((void**)(*(void**)UnsafeBasePtr))[13]);
}
}
