From 6bcf419d2e8f739b432d4790d1ba9d48ab65365b Mon Sep 17 00:00:00 2001
From: fcolin
Date: Fri, 18 Nov 2011 12:14:12 +0000
Subject: 

---
 ARMFCaptureD3D/preview.h | 97 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 ARMFCaptureD3D/preview.h

(limited to 'ARMFCaptureD3D/preview.h')

diff --git a/ARMFCaptureD3D/preview.h b/ARMFCaptureD3D/preview.h
new file mode 100644
index 0000000..968f1a9
--- /dev/null
+++ b/ARMFCaptureD3D/preview.h
@@ -0,0 +1,97 @@
+//////////////////////////////////////////////////////////////////////////
+//
+// preview.h: Manages video preview.
+//
+// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
+// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
+// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
+// PARTICULAR PURPOSE.
+//
+// Copyright (c) Microsoft Corporation. All rights reserved.
+//
+//////////////////////////////////////////////////////////////////////////
+
+#pragma once
+#include <cstdio>
+
+
+const UINT WM_APP_PREVIEW_ERROR = WM_APP + 1;    // wparam = HRESULT
+
+
+class CPreview : public IMFSourceReaderCallback
+{
+public:
+    static HRESULT CreateInstance(
+        HWND hVideo,
+        HWND hEvent,
+        CPreview **ppPlayer
+    );
+
+    // IUnknown methods
+    STDMETHODIMP QueryInterface(REFIID iid, void** ppv);
+    STDMETHODIMP_(ULONG) AddRef();
+    STDMETHODIMP_(ULONG) Release();
+
+    // IMFSourceReaderCallback methods
+    STDMETHODIMP OnReadSample(
+        HRESULT hrStatus,
+        DWORD dwStreamIndex,
+        DWORD dwStreamFlags,
+        LONGLONG llTimestamp,
+        IMFSample *pSample
+    );
+
+    STDMETHODIMP OnEvent(DWORD, IMFMediaEvent *)
+    {
+        return S_OK;
+    }
+
+    STDMETHODIMP OnFlush(DWORD)
+    {
+        return S_OK;
+    }
+
+    HRESULT       SetDevice(IMFActivate *pActivate, int formatType);
+    HRESULT       CloseDevice();
+    HRESULT       ResizeVideo(WORD width, WORD height);
+    HRESULT       CheckDeviceLost(DEV_BROADCAST_HDR *pHdr, BOOL *pbDeviceLost);
+	HRESULT		  EnumerateCaptureFormats(IMFMediaType ***pppTypes, UINT32 *pcCount);
+	HRESULT		  SetFormat(IMFMediaType *pActivate);
+
+	bool		ToggleVideo();
+	bool		ToggleTransform();
+	bool		ToggleMoyen();
+	
+
+protected:
+
+	bool		m_video;
+	bool		m_transform;
+	bool		m_moyen;
+	
+    // Constructor is private. Use static CreateInstance method to create.
+    CPreview(HWND hVideo, HWND hEvent);
+
+    // Destructor is private. Caller should call Release.
+    virtual ~CPreview();
+
+    HRESULT Initialize();
+    void    NotifyError(HRESULT hr) { PostMessage(m_hwndEvent, WM_APP_PREVIEW_ERROR, (WPARAM)hr, 0L); }
+    HRESULT TryMediaType(IMFMediaType *pType);
+
+    long                    m_nRefCount;        // Reference count.
+    CRITICAL_SECTION        m_critsec;
+
+    HWND                    m_hwndVideo;        // Video window.
+    HWND                    m_hwndEvent;        // Application window to receive events.
+
+    IMFSourceReader         *m_pReader;
+	IMFMediaSource			*m_pSource;
+
+    DrawDevice              m_draw;             // Manages the Direct3D device.
+
+    WCHAR                   *m_pwszSymbolicLink;
+    UINT32                  m_cchSymbolicLink;
+
+
+};
\ No newline at end of file
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