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+#ifndef PA_WIN_WDMKS_H
+#define PA_WIN_WDMKS_H
+/*
+ * $Id$
+ * PortAudio Portable Real-Time Audio Library
+ * WDM/KS specific extensions
+ *
+ * Copyright (c) 1999-2007 Ross Bencina and Phil Burk
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+ * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/*
+ * The text above constitutes the entire PortAudio license; however,
+ * the PortAudio community also makes the following non-binding requests:
+ *
+ * Any person wishing to distribute modifications to the Software is
+ * requested to send the modifications to the original developer so that
+ * they can be incorporated into the canonical version. It is also
+ * requested that these non-binding requests be included along with the
+ * license above.
+ */
+
+/** @file
+ @ingroup public_header
+ @brief WDM Kernel Streaming-specific PortAudio API extension header file.
+*/
+
+
+#include "portaudio.h"
+
+#include <windows.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif /* __cplusplus */
+
+ /** Flags to indicate valid fields in PaWinWDMKSInfo.
+ @see PaWinWDMKSInfo
+ @version Available as of 19.5.0.
+ */
+ typedef enum PaWinWDMKSFlags
+ {
+ /** Makes WDMKS use the supplied latency figures instead of relying on the frame size reported
+ by the WaveCyclic device. Use at own risk!
+ */
+ paWinWDMKSOverrideFramesize = (1 << 0),
+
+ /** Makes WDMKS (output stream) use the given channelMask instead of the default.
+ @version Available as of 19.5.0.
+ */
+ paWinWDMKSUseGivenChannelMask = (1 << 1),
+
+ } PaWinWDMKSFlags;
+
+ typedef struct PaWinWDMKSInfo{
+ unsigned long size; /**< sizeof(PaWinWDMKSInfo) */
+ PaHostApiTypeId hostApiType; /**< paWDMKS */
+ unsigned long version; /**< 1 */
+
+ /** Flags indicate which fields are valid.
+ @see PaWinWDMKSFlags
+ @version Available as of 19.5.0.
+ */
+ unsigned long flags;
+
+ /** The number of packets to use for WaveCyclic devices, range is [2, 8]. Set to zero for default value of 2. */
+ unsigned noOfPackets;
+
+ /** If paWinWDMKSUseGivenChannelMask bit is set in flags, use this as channelMask instead of default.
+ @see PaWinWDMKSFlags
+ @version Available as of 19.5.0.
+ */
+ unsigned channelMask;
+ } PaWinWDMKSInfo;
+
+ typedef enum PaWDMKSType
+ {
+ Type_kNotUsed,
+ Type_kWaveCyclic,
+ Type_kWaveRT,
+ Type_kCnt,
+ } PaWDMKSType;
+
+ typedef enum PaWDMKSSubType
+ {
+ SubType_kUnknown,
+ SubType_kNotification,
+ SubType_kPolled,
+ SubType_kCnt,
+ } PaWDMKSSubType;
+
+ typedef struct PaWinWDMKSDeviceInfo {
+ wchar_t filterPath[MAX_PATH]; /**< KS filter path in Unicode! */
+ wchar_t topologyPath[MAX_PATH]; /**< Topology filter path in Unicode! */
+ PaWDMKSType streamingType;
+ GUID deviceProductGuid; /**< The product GUID of the device (if supported) */
+ } PaWinWDMKSDeviceInfo;
+
+ typedef struct PaWDMKSDirectionSpecificStreamInfo
+ {
+ PaDeviceIndex device;
+ unsigned channels; /**< No of channels the device is opened with */
+ unsigned framesPerHostBuffer; /**< No of frames of the device buffer */
+ int endpointPinId; /**< Endpoint pin ID (on topology filter if topologyName is not empty) */
+ int muxNodeId; /**< Only valid for input */
+ PaWDMKSSubType streamingSubType; /**< Not known until device is opened for streaming */
+ } PaWDMKSDirectionSpecificStreamInfo;
+
+ typedef struct PaWDMKSSpecificStreamInfo {
+ PaWDMKSDirectionSpecificStreamInfo input;
+ PaWDMKSDirectionSpecificStreamInfo output;
+ } PaWDMKSSpecificStreamInfo;
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* PA_WIN_DS_H */