//---
/// <summary>
/// Retrieves the media type that was set for an output stream, if any.
/// </summary>
/// <param name="outputStreamIndex">Zero-based index of an output stream on the DMO.</param>
/// <param name="mediaType">A variable that receives the retrieved media type of the specified output stream.</param>
/// <returns>HRESULT</returns>
public unsafe int GetOutputCurrentType(int outputStreamIndex, out MediaType mediaType)
{
fixed(void *p = &mediaType)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, outputStreamIndex, p, ((void **)(*(void **)UnsafeBasePtr))[11]));
}
}
//---
/// <summary>
/// Retrieves the maximum latency on a specified input stream.
/// </summary>
/// <param name="inputStreamIndex">Zero-based index of an input stream on the DMO.</param>
/// <param name="maxLatency">Receives the maximum latency in reference type units. Unit = REFERENCE_TIME = 100 nanoseconds</param>
/// <returns>HRESULT</returns>
public unsafe int GetInputMaxLatencyNative(int inputStreamIndex, out long maxLatency)
{
fixed(void *p = &maxLatency)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, inputStreamIndex, p, ((void **)(*(void **)UnsafeBasePtr))[14]));
}
}
/// <summary>
/// Specifies the channel matrix.
/// </summary>
/// <param name="channelConversitionMatrix">An array of floating-point values that represents a channel conversion matrix.</param>
/// <returns>HRESULT</returns>
/// <remarks>
/// Use the <see cref="ChannelMatrix" /> class to build the channel-conversation-matrix and its
/// <see cref="ChannelMatrix.GetOneDimensionalMatrix" /> method to convert the channel-conversation-matrix into a
/// compatible array which can be passed as value for the <paramref name="channelConversitionMatrix" /> parameter.
/// For more information,
/// <see href="https://msdn.microsoft.com/en-us/library/windows/desktop/ff819252(v=vs.85).aspx" />.
/// </remarks>
public unsafe int SetUserChannelMtxNative(float[] channelConversitionMatrix)
{
fixed(void *pccm = &channelConversitionMatrix[0])
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, pccm, ((void **)(*(void **)UnsafeBasePtr))[4]));
}
}
/// <summary>
/// Retrieves a specified number of items in the enumeration sequence.
/// </summary>
/// <param name="itemsToFetch">Number of items to retrieve.</param>
/// <param name="clsids">Array that is filled with the CLSIDs of the enumerated DMOs.</param>
/// <param name="names">Array that is filled with the friendly names of the enumerated DMOs.</param>
/// <param name="itemsFetched">Actual number of items retrieved.</param>
/// <returns>HRESULT</returns>
public unsafe int NextNative(int itemsToFetch, out Guid[] clsids, out string[] names, out int itemsFetched)
{
if (itemsToFetch <= 0)
{
throw new ArgumentOutOfRangeException("itemsToFetch");
}
int result;
clsids = new Guid[itemsToFetch];
names = new string[itemsToFetch];
var pnames = new IntPtr[itemsToFetch];
fixed(void *p1 = &clsids[0], p2 = &pnames[0], p3 = &itemsFetched)
{
result = LocalInterop.CalliMethodPtr(UnsafeBasePtr, itemsToFetch, p1, p2, p3,
((void **)(*(void **)UnsafeBasePtr))[3]);
}
if (result != (int)HResult.S_FALSE && result != (int)HResult.S_OK)
{
return(result);
}
for (int i = 0; i < itemsFetched; i++)
{
names[i] = Marshal.PtrToStringUni(pnames[i]);
Marshal.FreeCoTaskMem(pnames[i]);
}
return(result);
}
//---
/// <summary>
/// This method is not implemented.
/// </summary>
/// <param name="pEnum">Reserved</param>
/// <returns><see cref="HResult.E_NOTIMPL"/></returns>
public unsafe int CloneNative(out IntPtr pEnum)
{
fixed(void *p = &pEnum)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, p, ((void **)(*(void **)UnsafeBasePtr))[6]));
}
}
/// <summary>
/// Retrieves the number of input and output streams.
/// </summary>
/// <param name="inputStreams">A variable that receives the number of input streams.</param>
/// <param name="outputStreams">A variable that receives the number of output streams.</param>
/// <returns>HRESULT</returns>
public unsafe int GetStreamCountNative(out int inputStreams, out int outputStreams)
{
inputStreams = outputStreams = 0;
fixed(void *i0 = &inputStreams, i1 = &outputStreams)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, i0, i1, ((void **)(*(void **)UnsafeBasePtr))[3]));
}
}
//--
/// <summary>
/// Retrieves information about a specified output stream.
/// </summary>
/// <param name="outputStreamIndex">Zero-based index of an output stream on the DMO.</param>
/// <param name="flags">Bitwise combination of zero or more <see cref="DmoOutputStreamInfoFlags" /> flags.</param>
/// <returns>HRESULT</returns>
public unsafe int GetOutputStreamInfoNative(int outputStreamIndex, out DmoOutputStreamInfoFlags flags)
{
flags = DmoOutputStreamInfoFlags.None;
fixed(void *p = &flags)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, outputStreamIndex, p, ((void **)(*(void **)UnsafeBasePtr))[5]));
}
}
/// <summary>
/// Queries whether an input stream can accept more input data.
/// </summary>
/// <param name="inputStreamIndex">Zero-based index of an input stream on the DMO.</param>
/// <param name="flags">A variable that receives either <see cref="InputStatusFlags.None"/> or <see cref="InputStatusFlags.AcceptData"/>.</param>
/// <returns>HRESULT</returns>
/// <remarks>
/// For more information, see <see href="http://msdn.microsoft.com/en-us/library/windows/desktop/dd406950(v=vs.85).aspx"/>.
/// </remarks>
public unsafe int GetInputStatusNative(int inputStreamIndex, out InputStatusFlags flags)
{
fixed(void *pflags = &flags)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, inputStreamIndex, pflags,
((void **)(*(void **)UnsafeBasePtr))[20]));
}
}
//---
/// <summary>
/// This method retrieves the buffer requirements for a specified output stream.
/// </summary>
/// <param name="outputStreamIndex">Zero-based index of an output stream on the DMO.</param>
/// <param name="minSize">Minimum size of an output buffer for this stream, in bytes.</param>
/// <param name="alignment">
/// The required buffer alignment, in bytes. If the output stream has no alignment requirement, the
/// value is 1.
/// </param>
/// <returns>HRESULT</returns>
public unsafe int GetOutputSizeInfoNative(int outputStreamIndex, out int minSize, out int alignment)
{
fixed(void *p0 = &minSize, p2 = &alignment)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, outputStreamIndex, p0, p2,
((void **)(*(void **)UnsafeBasePtr))[13]));
}
}
/// <summary>
/// Generates output from the current input data.
/// </summary>
/// <param name="flags">Bitwise combination of <see cref="ProcessOutputFlags.None"/> or more flags from the <see cref="ProcessOutputFlags"/> enumeration.</param>
/// <param name="buffers">An array of output buffers to process.</param>
/// <param name="bufferCount">Number of output buffers.</param>
/// <param name="status">Receives a reserved value (zero). The application should ignore this value.</param>
/// <returns>HREUSLT</returns>
public unsafe int ProcessOutputNative(ProcessOutputFlags flags, int bufferCount, DmoOutputDataBuffer[] buffers,
out int status)
{
fixed(void *pstatus = &status)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, flags, bufferCount, buffers, pstatus,
((void **)(*(void **)UnsafeBasePtr))[22]));
}
}
//---
/// <summary>
/// Retrieves the buffer requirements for a specified input stream.
/// </summary>
/// <param name="inputStreamIndex">Zero-based index of an input stream on the DMO.</param>
/// <param name="minSize">Minimum size of an input buffer for this stream, in bytes.</param>
/// <param name="maxLookahead">
/// The maximum amount of data that the DMO will hold for a lookahead, in bytes. If the DMO does
/// not perform a lookahead on the stream, the value is zero.
/// </param>
/// <param name="alignment">
/// The required buffer alignment, in bytes. If the input stream has no alignment requirement, the
/// value is 1.
/// </param>
/// <returns>HRESULT</returns>
public unsafe int GetInputSizeInfoNative(int inputStreamIndex, out int minSize, out int maxLookahead,
out int alignment)
{
fixed(void *p0 = &minSize, p1 = &maxLookahead, p2 = &alignment)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, inputStreamIndex, p0, p1, p2,
((void **)(*(void **)UnsafeBasePtr))[12]));
}
}
//--
/// <summary>
/// Retrieves a preferred media type for a specified output stream.
/// </summary>
/// <param name="typeIndex">Zero-based index on the set of acceptable media types.</param>
/// <param name="mediaType">
/// Can be null to check whether the typeIndex argument is in range. If not, the errorcode will be
/// <see cref="DmoErrorCodes.DMO_E_NO_MORE_ITEMS"/> (0x80040206).
/// </param>
/// <param name="outputStreamIndex">Zero-based index of an output stream on the DMO.</param>
/// <returns>HRESULT</returns>
public unsafe int GetOutputTypeNative(int outputStreamIndex, int typeIndex, ref MediaType?mediaType)
{
var ptr = (void *)IntPtr.Zero;
var mt = new MediaType();
if (mediaType != null)
{
ptr = &mt;
}
int result = LocalInterop.CalliMethodPtr(UnsafeBasePtr, outputStreamIndex, typeIndex, ptr,
((void **)(*(void **)UnsafeBasePtr))[7]);
if (mediaType != null)
{
mediaType = mt;
}
return(result);
}
public unsafe int ProcessInputNative(int inputStreamIndex, MONO.MediaBuffer mediaBuffer, InputDataBufferFlags flags,
long timestamp, long timeduration)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, inputStreamIndex, mediaBuffer.NativePointer.ToPointer(), flags, timestamp, timeduration,
((void **)(*(void **)UnsafeBasePtr))[21]));
}
//---
/// <summary>
/// Skips over a specified number of items in the enumeration sequence.
/// </summary>
/// <param name="itemsToSkip">Number of items to skip.</param>
/// <returns>HRESULT</returns>
public unsafe int SkipNative(int itemsToSkip)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, itemsToSkip, ((void **)(*(void **)UnsafeBasePtr))[4]));
}
//---
/// <summary>
/// Frees resources allocated by the DMO. Calling this method is always optional.
/// </summary>
/// <returns>HREUSLT</returns>
/// <remarks>
/// For more information, see <see href="http://msdn.microsoft.com/en-us/library/windows/desktop/dd406946(v=vs.85).aspx"/>.
/// </remarks>
public unsafe int FreeStreamingResourcesNative()
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, ((void **)(*(void **)UnsafeBasePtr))[19]));
}
//---
/// <summary>
/// Signals a discontinuity on the specified input stream.
/// </summary>
/// <param name="inputStreamIndex">Zero-based index of an input stream on the DMO.</param>
/// <returns>HRESULT</returns>
/// <remarks>A discontinuity represents a break in the input. A discontinuity might occur because no more data is expected, the format is changing, or there is a gap in the data.
/// After a discontinuity, the DMO does not accept further input on that stream until all pending data has been processed.
/// The application should call the <see cref="ProcessOutput(AudioSharp.DMO.ProcessOutputFlags,AudioSharp.DMO.DmoOutputDataBuffer[])"/> method until none of the streams returns the <see cref="OutputDataBufferFlags.Incomplete"/> (see <see cref="DmoOutputDataBuffer.Status"/>) flag.
/// This method might fail if it is called before the client sets the input and output types on the DMO.</remarks>
public unsafe int DiscontinuityNative(int inputStreamIndex)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, inputStreamIndex, ((void **)(*(void **)UnsafeBasePtr))[17]));
}
//---
/// <summary>
/// This method flushes all internally buffered data.
/// </summary>
/// <returns>HRESULT</returns>
public unsafe int FlushNative()
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, ((void **)(*(void **)UnsafeBasePtr))[16]));
}
//---
/// <summary>
/// Sets the maximum latency on a specified input stream.
/// </summary>
/// <param name="inputStreamIndex">Zero-based index of an input stream on the DMO.</param>
/// <param name="maxLatency">Maximum latency in reference time units. Unit = REFERENCE_TIME = 100 nanoseconds</param>
/// <returns>HRESULT</returns>
/// <remarks>For the definition of maximum latency, see <see href="https://msdn.microsoft.com/en-us/Library/dd406948(v=vs.85).aspx"/>.</remarks>
public unsafe int SetInputMaxLatencyNative(int inputStreamIndex, long maxLatency)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, inputStreamIndex, maxLatency,
((void **)(*(void **)UnsafeBasePtr))[15]));
}
//----
/// <summary>
/// Sets the <see cref="MediaType"/> on an output stream, or tests whether a <see cref="MediaType"/> is acceptable.
/// </summary>
/// <param name="outputStreamIndex">Zero-based index of an output stream on the DMO.</param>
/// <param name="mediaType">The new <see cref="MediaType"/>.</param>
/// <param name="flags">Bitwise combination of zero or more flags from the <see cref="SetTypeFlags"/> enumeration.</param>
/// <returns>HRESULT</returns>
public unsafe int SetOutputTypeNative(int outputStreamIndex, MediaType mediaType, SetTypeFlags flags)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, outputStreamIndex, &mediaType, flags,
((void **)(*(void **)UnsafeBasePtr))[9]));
}
/// <summary>
/// Clears the outputtype for a specific output stream.
/// </summary>
/// <param name="outputStreamIndex">Zero-based index of an output stream on the DMO.</param>
public unsafe void ClearOutputType(int outputStreamIndex)
{
DmoException.Try(
LocalInterop.CalliMethodPtr(UnsafeBasePtr, outputStreamIndex, IntPtr.Zero.ToPointer(), SetTypeFlags.Clear,
((void **)(*(void **)UnsafeBasePtr))[9]), n, "SetOutputType");
}
//---
/// <summary>
/// Acquires or releases a lock on the DMO. Call this method to keep the DMO serialized when performing multiple
/// operations.
/// </summary>
/// <param name="bLock">
/// Value that specifies whether to acquire or release the lock. If the value is non-zero, a lock is
/// acquired. If the value is zero, the lock is released.
/// </param>
/// <returns>HRESULT</returns>
public unsafe int LockNative(long bLock)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, bLock, ((void **)(*(void **)UnsafeBasePtr))[23]));
}
/// <summary>
/// Specifies the quality of the output.
/// </summary>
/// <param name="quality">
/// Specifies the quality of the output. The valid range is 1 to 60,
/// inclusive.
/// </param>
/// <returns>HRESULT</returns>
public unsafe int SetHalfFilterLengthNative(int quality)
{
return(LocalInterop.CalliMethodPtr(UnsafeBasePtr, quality, ((void **)(*(void **)UnsafeBasePtr))[3]));
}
