diff options
| author | J M Rossy <[email protected]> | 2015-07-29 15:40:09 -0700 |
|---|---|---|
| committer | J M Rossy <[email protected]> | 2015-07-29 16:34:40 -0700 |
| commit | 5d61a4a79a1e96dc5d9af1e5e712c84507307544 (patch) | |
| tree | 49ed270893578cd18758b74ffcca16dc7ab948d6 /avstream/avshws/filter.cpp | |
| parent | 5d41613e26e147d2300c786bb2b34cb4b4067a25 (diff) | |
Samples update for public Windows 10 release
Fix #2 Enabling WPP Recorder in Sensors Samples causes errors
Fix #4 Add back fixed KMDOD sample
Add new BarcodeScanner sample in pos folder
Add new MagneticStripeReader sample in pos folder
Add new SynpaticsTouch sample in input folder
Add new Power Engine Plugin sample in pofx folder
Add new DeviceMft sample in avstream folder
Add new AvsCamera sample in root
Add new SimBatt sample in root
Add other pre-existing samples not yet released for Win10
Diffstat (limited to 'avstream/avshws/filter.cpp')
| -rw-r--r-- | avstream/avshws/filter.cpp | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/avstream/avshws/filter.cpp b/avstream/avshws/filter.cpp new file mode 100644 index 00000000..aea3acf7 --- /dev/null +++ b/avstream/avshws/filter.cpp @@ -0,0 +1,203 @@ +/************************************************************************** + + AVStream Simulated Hardware Sample + + Copyright (c) 2001, Microsoft Corporation. + + File: + + filter.cpp + + Abstract: + + This file contains the filter level implementation for the + capture filter. + + History: + + created 3/12/2001 + +**************************************************************************/ + +#include "avshws.h" + +/************************************************************************** + + PAGEABLE CODE + +**************************************************************************/ + +#ifdef ALLOC_PRAGMA +#pragma code_seg("PAGE") +#endif // ALLOC_PRAGMA + + +NTSTATUS +CCaptureFilter:: +DispatchCreate ( + IN PKSFILTER Filter, + IN PIRP Irp + ) + +/*++ + +Routine Description: + + This is the creation dispatch for the capture filter. It creates + the CCaptureFilter object, associates it with the AVStream filter + object, and bag the CCaptureFilter for later cleanup. + +Arguments: + + Filter - + The AVStream filter being created + + Irp - + The creation Irp + +Return Value: + + Success / failure + +--*/ + +{ + + PAGED_CODE(); + + NTSTATUS Status = STATUS_SUCCESS; + + CCaptureFilter *CapFilter = new (NonPagedPoolNx, 'liFC') CCaptureFilter (Filter); + + if (!CapFilter) { + // + // Return failure if we couldn't create the filter. + // + Status = STATUS_INSUFFICIENT_RESOURCES; + + } else { + // + // Add the item to the object bag if we we were successful. + // Whenever the filter closes, the bag is cleaned up and we will be + // freed. + // + Status = KsAddItemToObjectBag ( + Filter -> Bag, + reinterpret_cast <PVOID> (CapFilter), + reinterpret_cast <PFNKSFREE> (CCaptureFilter::Cleanup) + ); + + if (!NT_SUCCESS (Status)) { + delete CapFilter; + } else { + Filter -> Context = reinterpret_cast <PVOID> (CapFilter); + } + + } + + return Status; + +} + +/************************************************************************** + + DESCRIPTOR AND DISPATCH LAYOUT + +**************************************************************************/ + +GUID g_PINNAME_VIDEO_CAPTURE = {STATIC_PINNAME_VIDEO_CAPTURE}; + +// +// CaptureFilterCategories: +// +// The list of category GUIDs for the capture filter. +// +const +GUID +CaptureFilterCategories [CAPTURE_FILTER_CATEGORIES_COUNT] = { + STATICGUIDOF (KSCATEGORY_VIDEO), + STATICGUIDOF (KSCATEGORY_CAPTURE), + STATICGUIDOF (KSCATEGORY_VIDEO_CAMERA) +}; + +// +// CaptureFilterPinDescriptors: +// +// The list of pin descriptors on the capture filter. +// +const +KSPIN_DESCRIPTOR_EX +CaptureFilterPinDescriptors [CAPTURE_FILTER_PIN_COUNT] = { + // + // Video Capture Pin + // + { + &CapturePinDispatch, + NULL, + { + 0, // Interfaces (NULL, 0 == default) + NULL, + 0, // Mediums (NULL, 0 == default) + NULL, + SIZEOF_ARRAY(CapturePinDataRanges),// Range Count + CapturePinDataRanges, // Ranges + KSPIN_DATAFLOW_OUT, // Dataflow + KSPIN_COMMUNICATION_BOTH, // Communication + &PIN_CATEGORY_CAPTURE, // Category + &g_PINNAME_VIDEO_CAPTURE, // Name + 0 // Reserved + }, +#ifdef _X86_ + KSPIN_FLAG_GENERATE_MAPPINGS | // Pin Flags +#endif + KSPIN_FLAG_PROCESS_IN_RUN_STATE_ONLY, + 1, // Instances Possible + 1, // Instances Necessary + &CapturePinAllocatorFraming, // Allocator Framing + reinterpret_cast <PFNKSINTERSECTHANDLEREX> + (CCapturePin::IntersectHandler) + } +}; + +// +// CaptureFilterDispatch: +// +// This is the dispatch table for the capture filter. It provides notification +// of creation, closure, processing (for filter-centrics, not for the capture +// filter), and resets (for filter-centrics, not for the capture filter). +// +const +KSFILTER_DISPATCH +CaptureFilterDispatch = { + CCaptureFilter::DispatchCreate, // Filter Create + NULL, // Filter Close + NULL, // Filter Process + NULL // Filter Reset +}; + + +// +// CaptureFilterDescription: +// +// The descriptor for the capture filter. We don't specify any topology +// since there's only one pin on the filter. Realistically, there would +// be some topological relationships here because there would be input +// pins from crossbars and the like. +// +const +KSFILTER_DESCRIPTOR +CaptureFilterDescriptor = { + &CaptureFilterDispatch, // Dispatch Table + NULL, // Automation Table + KSFILTER_DESCRIPTOR_VERSION, // Version + 0, // Flags + &KSNAME_Filter, // Reference GUID + DEFINE_KSFILTER_PIN_DESCRIPTORS (CaptureFilterPinDescriptors), + DEFINE_KSFILTER_CATEGORIES (CaptureFilterCategories), + 0, + sizeof (KSNODE_DESCRIPTOR), + NULL, + 0, + NULL, + NULL // Component ID +};
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