69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
//------------------------------------------------------------------------------
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// File: Bitmap.h
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//
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// Desc: DirectShow sample code - header file for VMR bitmap manipulation
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------------------------
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//
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// Constants
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//
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#define TRANSPARENCY_VALUE (0.6f)
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#define PURE_WHITE RGB(255,255,255)
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#define ALMOST_WHITE RGB(250,250,250)
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#define BLEND_TEXT TEXT("This is a demonstration of alpha-blended dynamic text.\0")
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#define DYNAMIC_TEXT_SIZE 255
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#define MARK_SLIDE 0x1
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#define MARK_DISABLE 0x2
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#define MARK_STATIC_IMAGE 0x4
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#define MARK_DYNAMIC_TEXT 0x8
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#define DEFAULT_MARK MARK_DYNAMIC_TEXT
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#define DEFAULT_FONT_NAME TEXT("Impact\0")
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#define DEFAULT_FONT_STYLE TEXT("Regular\0")
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#define DEFAULT_FONT_SIZE 20
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#define DEFAULT_FONT_COLOR RGB(255,0,0)
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#define MAX_FONT_SIZE 30
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#define STR_VMR_DISPLAY_WARNING \
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TEXT("The VMR9 requires Direct3D9 in order to perform alpha blending. ") \
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TEXT("Therefore, this sample requires that your display be set to a mode ") \
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TEXT("which is compatible with your computer's video card. ") \
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TEXT("Most video cards support Direct3D in 16-bit and 32-bit RGB modes, ") \
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TEXT("and some newer cards support 16, 24 and 32-bit display modes.\r\n\r\n") \
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TEXT("To correct this problem, try changing your display to use ") \
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TEXT("16-bit or 32-bit color depth in the Display Control Panel applet.\0")
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//
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// Function prototypes
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//
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HRESULT DisableTicker(DWORD dwFlags);
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HRESULT BlendApplicationImage(HWND hwndApp);
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HRESULT BlendApplicationText(HWND hwndApp, TCHAR *szNewText);
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void SlideTicker(DWORD dwFlags);
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void FlipFlag(DWORD dwFlag);
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void HandleSlide(void);
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void ResetBitmapPosition(void);
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void ClearTickerState(void);
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void RefreshGraph(void);
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void SetColorRef(VMR9AlphaBitmap& bmpInfo);
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void EnableTickerMenu(BOOL bEnable);
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HFONT UserSelectFont(void);
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HFONT SetTextFont(BOOL bShowDialog);
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VOID CALLBACK TimerProc(HWND hwnd, UINT uMsg, UINT_PTR idEvent, DWORD dwTime);
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//
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// Global data
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//
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extern IVMRMixerBitmap9 *pBMP;
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extern HFONT g_hFont;
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extern TCHAR g_szAppText[DYNAMIC_TEXT_SIZE];
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