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#ifndef PA_WIN_WDMKS_UTILS_H
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#define PA_WIN_WDMKS_UTILS_H
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* PortAudio Portable Real-Time Audio Library
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* Windows WDM KS utilities
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* Copyright (c) 1999 - 2007 Ross Bencina, Andrew Baldwin
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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* The text above constitutes the entire PortAudio license; however,
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* the PortAudio community also makes the following non-binding requests:
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* Any person wishing to distribute modifications to the Software is
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* requested to send the modifications to the original developer so that
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* they can be incorporated into the canonical version. It is also
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* requested that these non-binding requests be included along with the
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@brief Utilities for working with the Windows WDM KS API
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Query for the maximum number of channels supported by any pin of the
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specified device. Returns 0 if the query fails for any reason.
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@param wcharDevicePath A system level PnP interface path, supplied as a WCHAR unicode string.
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Declard as void* to avoid introducing a dependency on wchar_t here.
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@param isInput A flag specifying whether to query for input (non-zero) or output (zero) channels.
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int PaWin_WDMKS_QueryFilterMaximumChannelCount( void *wcharDevicePath, int isInput );
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#endif /* __cplusplus */
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#endif /* PA_WIN_WDMKS_UTILS_H */
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