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- #ifndef PA_WIN_WDMKS_UTILS_H
- #define PA_WIN_WDMKS_UTILS_H
- /*
- * PortAudio Portable Real-Time Audio Library
- * Windows WDM KS utilities
- *
- * Copyright (c) 1999 - 2007 Ross Bencina, Andrew Baldwin
- *
- * 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
- @brief Utilities for working with the Windows WDM KS API
- */
- #ifdef __cplusplus
- extern "C" {
- #endif
- /**
- Query for the maximum number of channels supported by any pin of the
- specified device. Returns 0 if the query fails for any reason.
- @param wcharDevicePath A system level PnP interface path, supplied as a WCHAR unicode string.
- Declard as void* to avoid introducing a dependency on wchar_t here.
- @param isInput A flag specifying whether to query for input (non-zero) or output (zero) channels.
- */
- int PaWin_WDMKS_QueryFilterMaximumChannelCount( void *wcharDevicePath, int isInput );
- #ifdef __cplusplus
- }
- #endif /* __cplusplus */
- #endif /* PA_WIN_WDMKS_UTILS_H */
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