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/**************************************************************************
A/V Stream Camera Sample
Copyright (c) 2001, Microsoft Corporation.
File:
ImageHwSim.h
Abstract:
This file contains the definition of the CImageHardwareSimulation class.
This is a specialization of CHardwareSimulation that provides photo-
specific metadata and implements specialized functionality for photo,
photo sequence and variable photo sequence.
History:
created 3/9/2001
**************************************************************************/
// forward references
struct ISP_FRAME_SETTINGS;
class CImageHardwareSimulation
: public CHardwareSimulation
{
private:
LIST_ENTRY m_BurstList;
PWSTR m_szwFramePath;
BOOLEAN m_bTriggered;
BOOLEAN m_bEndOfSequence;
BOOLEAN m_bFlashed;
BOOLEAN m_bPastBufferTrigger;
PIN_MODE m_PinMode;
ULONG m_PastBufferCount;
ULONGLONG m_TriggerTime;
PIKSREFERENCECLOCK m_Clock;
ULONGLONG m_FlashStatus;
// Settings for VPS simulation.
ULONG m_PfsLoopLimit;
ULONG m_PfsFrameLimit;
ISP_FRAME_SETTINGS *m_pIspSettings; //
ULONG m_PfsLoopNumber; // Number of loops we've done.
ULONG m_PfsFrameNumber;
ULONGLONG m_GlobalFrameNumber; // Informational only.
// Copy a synthesized framebuffer.
virtual
NTSTATUS
FillScatterGatherBuffers();
// Find and complete any history frames.
NTSTATUS
CompletePastBuffers();
// Put an item onto the history list.
void
PushCloneList(_Inout_ PSCATTER_GATHER_ENTRY SGEntry);
// Complete the history list.
NTSTATUS
CompleteCloneList();
// Add Photo-specific metadata.
void
EmitMetadata(
_Inout_ PKSSTREAM_HEADER pStreamHeader
);
// Does the current frame need a photo confirmation?
BOOLEAN
IsPhotoConfirmationNeeded();
// Helper function that gets a buffer full of image metadata.
METADATA_IMAGEAGGREGATION
GetMetadata();
public:
PKSSTREAM_POINTER m_pClone;
PHOTOCONFIRMATION_INFO m_PhotoConfirmationInfo;
// Constructor
CImageHardwareSimulation (
_Inout_ CSensor *Sensor,
_In_ LONG PinID
);
// Destructor
virtual
~CImageHardwareSimulation();
// Periodic interrupt handling
virtual
void
FakeHardware();
// Start streaming.
virtual
NTSTATUS
Start(
_In_ CSynthesizer *ImageSynth,
_In_ ULONG Width,
_In_ ULONG Height,
_In_ ULONG ImageSize,
_In_ PIN_MODE pinMode
);
// Stop streaming.
virtual
NTSTATUS
Stop();
virtual
NTSTATUS
Reset();
// Take a picture or start a photo sequence.
virtual
NTSTATUS
Trigger(
_In_ LONG mode
);
LONG
GetTriggerMode();
// Limit the rate of frames produced.
virtual
NTSTATUS
SetPhotoFrameRate (
_In_ ULONGLONG TimePerFrame
);
// Get the rate of frames produced.
virtual
ULONGLONG
GetPhotoFrameRate()
{
return m_TimePerFrame;
}
// Set the master clock.
NTSTATUS
SetClock(
_In_ PKSPIN pin
);
// Identify exactly when the user pressed that button.
void
SetTriggerTime(
_In_ ULONGLONG TriggerTime
);
// Report the current trigger time.
ULONGLONG
GetTriggerTime()
{
return m_TriggerTime;
}
// Normal vs. Photo sequence + number of history frames.
NTSTATUS
SetMode(
_In_ ULONGLONG Flags,
_In_ ULONG PastBuffers
);
NTSTATUS
SetFlashStatus(
_In_ ULONGLONG ulFlashStatus
);
// Program the Per Frame Settings for simulation
// We do it before calling start so we can be ready
// to program our simulation's hardware.
// Note: We make a local copy.
NTSTATUS
SetPFS(
_In_opt_ ISP_FRAME_SETTINGS *pIspSettings,
_In_ ULONG FrameLimit,
_In_ ULONG LoopLimit
);
// Advance our frame and loop pointers to the next PFS settings.
bool
AdvanceFrameCounter(void);
// Determine if we're at the EOS.
bool
IsPfsEOS(void);
// Determine if we're in a Variable Photo Sequence.
BOOL
IsPfsActive(void);
// Get the current frame settings.
virtual
ISP_FRAME_SETTINGS *
GetIspSettings(void);
};
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