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KSDATARANGE_AUDIO (ksmedia.h) - Windows drivers ...
https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/ksmedia/ns-ksmedia-ksdatarange_audio
DataRange. Specifies the MajorFormat and SubFormat GUIDs as well as the Specifier GUID for the audio data. This member is an initialized KSDATARANGE structure. MaximumChannels. Specifies the maximum number of channels supported. A value of (ULONG)-1 for this member means that the number of channels has no explicit limit, although the number …
Audio Data Ranges - Windows drivers | Microsoft Docs
https://docs.microsoft.com/en-us/windows-hardware/drivers/audio/audio-data-ranges
For information about using property requests to query audio pins for their data ranges and select data intersections, see Pin Data-Range and Intersection Properties. To specify a data range for a wave pin, the KSDATARANGE structure is followed by information describing the range of sample sizes, frequencies, and channels that the pin supports ...
Windows-driver-samples/audio.cpp at master · microsoft ...
https://github.com/Microsoft/Windows-driver-samples/blob/master/avstream/avssamp/audio.cpp
// KSDATARANGE_AUDIO, it is safe to interpret the data structures as // KSDATARANGE_AUDIO. This is due to the fact that AVStream will have // prematched the GUIDs for us. // PKSDATARANGE_AUDIO CallerAudioRange = reinterpret_cast <PKSDATARANGE_AUDIO> (CallerDataRange); PKSDATARANGE_AUDIO DescriptorAudioRange =
Audio pin of my AVStream based driver doesn't connect to ...
https://social.msdn.microsoft.com/Forums/windowsdesktop/en-US/efee775d-9cdd-4137-9388-9d959bc6dafc/audio-pin-of-my-avstream-based-driver-doesnt-connect-to-umedia-audio-decoder-in-vista
Following is my problem: My AVStream driver has two output pins, one is video and the other is audio. The video output connects successfully with the umedia video decoder. both on the Windows XP and on Vista. However the audio doesnot connect to the umedia audio decoder in vista but same thing connects successfully in. Windows XP.
[solved]AVStream: Virtual Audio device.
https://social.msdn.microsoft.com/Forums/sqlserver/en-US/c452e349-8a53-45b5-8805-ba668bc78365/solvedavstream-virtual-audio-device
Hi. Please tell us what else you need to add in examples in the WDK "avshws" and/or "avssamp" to the audio device is displayed in the "Control Panel-> Sound" for Windows 7. The problem is that I created a minimal AVStream Capture device is correctly listed in Device Manager, but it is not ... · Worked! Most likely the problem was incorrectly specified ...
wdk - How to get Audio Formats supported by physical ...
https://stackoverflow.com/questions/50396224/how-to-get-audio-formats-supported-by-physical-device-winapi-windows
The code below queries the default input / output device. To get device_id's for all the devices installed on any particular system, call waveInGetNumDevs or waveOutGetNumDevs and count up from 0. #define INITGUID #include "Ks.h" #include "KsMedia.h" #include "mmdeviceapi.h" // Open a query handle for the default input or output device // Call ...
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