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diff --git a/avscamera/sys/imagecapture.cpp b/avscamera/sys/imagecapture.cpp
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+/**************************************************************************
+
+ A/V Stream Camera Sample
+
+ Copyright (c) 2001, Microsoft Corporation.
+
+ File:
+
+ imagecapture.cpp
+
+ Abstract:
+
+ An implementation of CImageCapturePin
+
+ History:
+
+ created 3/8/2001
+
+**************************************************************************/
+
+#include "Common.h"
+
+#ifdef ALLOC_PRAGMA
+#pragma code_seg("PAGE")
+#endif // ALLOC_PRAGMA
+
+CImageCapturePin::
+CImageCapturePin(
+ _In_ PKSPIN Pin
+) : CCapturePin (Pin)
+{
+ PAGED_CODE();
+}
+
+NTSTATUS
+CImageCapturePin::
+DispatchCreate(
+ _In_ PKSPIN Pin,
+ _In_ PIRP Irp
+)
+/*++
+
+Routine Description:
+
+ Static member function called when a pin is created. Instantiate a
+ CImageCapturePin and attach it to our filter object.
+
+Arguments:
+
+ Pin -
+ The KSPIN to wrap.
+
+ Irp -
+ The IRP assocated with this request.
+
+Return Value:
+
+ Success / Failure
+
+--*/
+{
+ PAGED_CODE();
+
+ DBG_ENTER("(Pin=%d)", Pin->Id);
+
+ NTSTATUS Status = STATUS_SUCCESS;
+
+ CCaptureFilter* pFilter = reinterpret_cast <CCaptureFilter*>(KsPinGetParentFilter(Pin)->Context);
+ CImageCapturePin *CapPin = new (NonPagedPoolNx) CImageCapturePin (Pin);
+
+ if( !CapPin )
+ {
+ // Fail if we couldn't create the pin.
+ Status = STATUS_INSUFFICIENT_RESOURCES;
+ }
+ else
+ {
+ // Query the filter for the PhotoMode so we can figure out how many frames should be allocated.
+ CExtendedPhotoMode Mode;
+ Mode.PinId = Pin->Id; // Use Pin ID from KS.
+ Status = pFilter->GetPhotoMode( &Mode );
+
+ // CSensor::GetPhotoMode could fail if the framework gives us a Pin ID that doesn't match our descriptors...
+ if( NT_SUCCESS(Status) )
+ {
+ // Override the number of frames.
+ CapPin->SetDesiredFrames(
+ ( (Mode.Flags & KSCAMERA_EXTENDEDPROP_PHOTOMODE_SEQUENCE) ?
+ Mode.RequestedHistoryFrames() : 1)
+ + IMAGE_CAPTURE_PIN_MINIMUM_FRAMES );
+
+ Status =
+ CapPin->Initialize();
+ }
+ }
+
+ if (NT_SUCCESS (Status))
+ {
+ //
+ // Adjust the stream header size. The video packets have extended
+ // header info (KS_FRAME_INFO).
+ //
+ pFilter->setPin(CapPin, Pin->Id);
+ }
+ else
+ {
+ // Clean up.
+ delete CapPin;
+ }
+
+ DBG_LEAVE("(Pin=%d)=0x%08X", Pin->Id, Status);
+ return Status;
+}
+
+
+NTSTATUS
+CImageCapturePin::
+Close(
+ _In_ PIRP Irp
+)
+{
+ PAGED_CODE();
+
+ Reset();
+
+ return STATUS_SUCCESS;
+}
+
+// ImageCapturePinDispatch:
+//
+// This is the dispatch table for the capture pin. It provides notifications
+// about creation, closure, processing, data formats, etc...
+// just a copy of CapturePinDispatch for now.
+//
+DEFINE_CAMERA_KSPIN_DISPATCH( ImageCapturePinDispatch, CImageCapturePin );
+
+
+//
+// ImagePinAllocatorFraming:
+//
+// This is the simple framing structure for the capture pin. Note that this
+// will be modified via KsEdit when the actual capture format is determined.
+// just a copy of CapturePinAllocatorFraming for now.
+//
+DECLARE_SIMPLE_FRAMING_EX (
+ ImageCapturePinAllocatorFraming,
+ STATICGUIDOF (KSMEMORY_TYPE_KERNEL_NONPAGED),
+ KSALLOCATOR_REQUIREMENTF_SYSTEM_MEMORY |
+ KSALLOCATOR_REQUIREMENTF_PREFERENCES_ONLY,
+ 4,
+ 0,
+ 2 * PAGE_SIZE,
+ 2 * PAGE_SIZE
+);
+
+const
+KS_DATARANGE_VIDEO
+FormatYUY2Image_Capture =
+{
+
+ //
+ // KSDATARANGE
+ //
+ {
+ sizeof (KS_DATARANGE_VIDEO), // FormatSize
+ 0, // Flags
+ DMAX_X *DMAX_Y * 2, // SampleSize
+ 0, // Reserved
+ STATICGUIDOF (KSDATAFORMAT_TYPE_VIDEO), // aka. MEDIATYPE_Video
+ 0x32595559, 0x0000, 0x0010, 0x80, 0x00,
+ 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71, //aka. MEDIASUBTYPE_YUY2,
+ STATICGUIDOF (KSDATAFORMAT_SPECIFIER_VIDEOINFO) // aka. FORMAT_VideoInfo
+ },
+
+ TRUE, // BOOL, bFixedSizeSamples (all samples same size?)
+ FALSE, // BOOL, bTemporalCompression (all I frames?)
+ 0, // Reserved (was StreamDescriptionFlags)
+ 0, // Reserved (was MemoryAllocationFlags
+ // (KS_VIDEO_ALLOC_*))
+
+ //
+ // _KS_VIDEO_STREAM_CONFIG_CAPS
+ //
+ {
+ STATICGUIDOF( KSDATAFORMAT_SPECIFIER_VIDEOINFO ), // GUID
+ KS_AnalogVideo_None, // AnalogVideoStandard
+ DMAX_X, DMAX_Y, // InputSize, (the inherent size of the incoming signal
+ // with every digitized pixel unique)
+ D_X,D_Y, // MinCroppingSize, smallest rcSrc cropping rect allowed
+ DMAX_X, DMAX_Y, // MaxCroppingSize, largest rcSrc cropping rect allowed
+ 8, // CropGranularityX, granularity of cropping size
+ 1, // CropGranularityY
+ 8, // CropAlignX, alignment of cropping rect
+ 1, // CropAlignY;
+ D_X, D_Y, // MinOutputSize, smallest bitmap stream can produce
+ DMAX_X, DMAX_Y, // MaxOutputSize, largest bitmap stream can produce
+ 8, // OutputGranularityX, granularity of output bitmap size
+ 1, // OutputGranularityY;
+ 0, // StretchTapsX (0 no stretch, 1 pix dup, 2 interp...)
+ 0, // StretchTapsY
+ 0, // ShrinkTapsX
+ 0, // ShrinkTapsY
+ 333667, // MinFrameInterval, 100 nS units
+ 640000000, // MaxFrameInterval, 100 nS units
+ 8 * 2 * 30 * D_X * D_Y, // MinBitsPerSecond;
+ 8 * 2 * 30 * DMAX_X * DMAX_Y, // MaxBitsPerSecond;
+ },
+
+ //
+ // KS_VIDEOINFOHEADER (default format)
+ //
+ {
+ 0, 0, 0, 0, // RECT rcSource;
+ 0, 0, 0, 0, // RECT rcTarget;
+ DMAX_X *DMAX_Y * 2 * 8 * 30, // DWORD dwBitRate;
+ 0L, // DWORD dwBitErrorRate;
+ 333667, // REFERENCE_TIME AvgTimePerFrame;
+ sizeof (KS_BITMAPINFOHEADER), // DWORD biSize;
+ DMAX_X, // LONG biWidth;
+ DMAX_Y, // LONG biHeight;
+ 1, // WORD biPlanes;
+ 16, // WORD biBitCount;
+ FOURCC_YUY2, // DWORD biCompression;
+ DMAX_X *DMAX_Y * 2, // DWORD biSizeImage;
+ 0, // LONG biXPelsPerMeter;
+ 0, // LONG biYPelsPerMeter;
+ 0, // DWORD biClrUsed;
+ 0 // DWORD biClrImportant;
+ }
+};
+
+const
+KS_DATARANGE_VIDEO
+FormatNV12Image_Capture =
+{
+
+ //
+ // KSDATARANGE
+ //
+ {
+ sizeof (KS_DATARANGE_VIDEO), // FormatSize
+ 0, // Flags
+ 0, // SampleSize
+ 0, // Reserved
+ STATICGUIDOF (KSDATAFORMAT_TYPE_VIDEO), // aka. MEDIATYPE_Video
+ 0x3231564E, 0x0000, 0x0010, 0x80, 0x00,
+ 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71, //aka. MEDIASUBTYPE_NV12,
+ STATICGUIDOF (KSDATAFORMAT_SPECIFIER_VIDEOINFO) // aka. FORMAT_VideoInfo
+ },
+
+ TRUE, // BOOL, bFixedSizeSamples (all samples same size?)
+ FALSE, // BOOL, bTemporalCompression (all I frames?)
+ 0, // Reserved (was StreamDescriptionFlags)
+ 0, // Reserved (was MemoryAllocationFlags
+ // (KS_VIDEO_ALLOC_*))
+
+ //
+ // _KS_VIDEO_STREAM_CONFIG_CAPS
+ //
+ {
+ STATICGUIDOF( KSDATAFORMAT_SPECIFIER_VIDEOINFO ), // GUID
+ KS_AnalogVideo_None, // AnalogVideoStandard
+ DMAX_X, DMAX_Y, // InputSize, (the inherent size of the incoming signal
+ // with every digitized pixel unique)
+ D_X,D_Y, // MinCroppingSize, smallest rcSrc cropping rect allowed
+ DMAX_X, DMAX_Y, // MaxCroppingSize, largest rcSrc cropping rect allowed
+ 8, // CropGranularityX, granularity of cropping size
+ 1, // CropGranularityY
+ 8, // CropAlignX, alignment of cropping rect
+ 1, // CropAlignY;
+ D_X, D_Y, // MinOutputSize, smallest bitmap stream can produce
+ DMAX_X, DMAX_Y, // MaxOutputSize, largest bitmap stream can produce
+ 8, // OutputGranularityX, granularity of output bitmap size
+ 1, // OutputGranularityY;
+ 0, // StretchTapsX (0 no stretch, 1 pix dup, 2 interp...)
+ 0, // StretchTapsY
+ 0, // ShrinkTapsX
+ 0, // ShrinkTapsY
+ 333667, // MinFrameInterval, 100 nS units
+ 640000000, // MaxFrameInterval, 100 nS units
+ 12 * 30 * D_X * D_Y, // MinBitsPerSecond;
+ 12 * 30 * DMAX_X * DMAX_Y, // MaxBitsPerSecond;
+ },
+
+ //
+ // KS_VIDEOINFOHEADER (default format)
+ //
+ {
+ 0, 0, 0, 0, // RECT rcSource;
+ 0, 0, 0, 0, // RECT rcTarget;
+ DMAX_X *DMAX_Y * 12 * 30, // DWORD dwBitRate;
+ 0L, // DWORD dwBitErrorRate;
+ 333667, // REFERENCE_TIME AvgTimePerFrame;
+ sizeof (KS_BITMAPINFOHEADER), // DWORD biSize;
+ DMAX_X, // LONG biWidth;
+ DMAX_Y, // LONG biHeight;
+ 1, // WORD biPlanes;
+ 12, // WORD biBitCount;
+ FOURCC_NV12, // DWORD biCompression;
+ DWORD(DMAX_X *DMAX_Y * 1.5), // DWORD biSizeImage;
+ 0, // LONG biXPelsPerMeter;
+ 0, // LONG biYPelsPerMeter;
+ 0, // DWORD biClrUsed;
+ 0 // DWORD biClrImportant;
+ }
+};
+
+
+//
+// CapturePinDataRanges:
+//
+// This is the list of data ranges supported on the capture pin. We support
+// two: one RGB24, and one YUY2.
+//
+const
+PKSDATARANGE
+ImageCapturePinDataRanges [IMAGE_CAPTURE_PIN_DATA_RANGE_COUNT] =
+{
+ (PKSDATARANGE) &FormatYUY2Image_Capture,
+ (PKSDATARANGE) &FormatNV12Image_Capture
+}; \ No newline at end of file
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