SubtitleVMR9Filter.h

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00001 //===========================================================================
00002 //Copyright (C) 2004 Zentaro Kavanagh
00003 //
00004 //Redistribution and use in source and binary forms, with or without
00005 //modification, are permitted provided that the following conditions
00006 //are met:
00007 //
00008 //- Redistributions of source code must retain the above copyright
00009 //  notice, this list of conditions and the following disclaimer.
00010 //
00011 //- Redistributions in binary form must reproduce the above copyright
00012 //  notice, this list of conditions and the following disclaimer in the
00013 //  documentation and/or other materials provided with the distribution.
00014 //
00015 //- Neither the name of Zentaro Kavanagh nor the names of contributors 
00016 //  may be used to endorse or promote products derived from this software 
00017 //  without specific prior written permission.
00018 //
00019 //THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00020 //``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00021 //LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
00022 //PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE ORGANISATION OR
00023 //CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00024 //EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00025 //PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00026 //PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00027 //LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00028 //NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00029 //SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00030 //===========================================================================
00031 
00032 #pragma once
00033 #include "subtitledllstuff.h"
00034 #include <d3d9.h>
00035 #include <vmr9.h>
00036 #include <tchar.h>
00037 #include <string>
00038 //Debug only
00039 #include <fstream>
00040 //
00041 using namespace std;
00042 
00043 #define TRANSPARENCY_VALUE   (0.8f)
00044 
00045 #define PURE_WHITE          RGB(255,255,255)
00046 #define ALMOST_WHITE        RGB(250,250,250)
00047 
00048 #define BLEND_TEXT          TEXT("This is a demonstration of alpha-blended dynamic text.\0")
00049 #define DYNAMIC_TEXT_SIZE   255
00050 
00051 #define DEFAULT_FONT_NAME   TEXT("Impact\0")
00052 #define DEFAULT_FONT_STYLE  TEXT("Regular\0")
00053 #define DEFAULT_FONT_SIZE   12
00054 #define DEFAULT_FONT_COLOR  RGB(255,0,0)
00055 #define MAX_FONT_SIZE           25
00056 
00057 class SubtitleVMR9OutputPin;
00058 
00059 class SubtitleVMR9Filter
00060         :       public CBaseRenderer
00061 {
00062 public:
00063         DECLARE_IUNKNOWN
00064         static CUnknown* WINAPI CreateInstance(LPUNKNOWN pUnk, HRESULT *pHr);
00065         SubtitleVMR9Filter(void);
00066         virtual ~SubtitleVMR9Filter(void);
00067 
00068         //Base Filter Implementation
00069         virtual int GetPinCount(void);
00070         virtual CBasePin* GetPin(int inPinNo);
00071 
00072         HRESULT CheckMediaType(const CMediaType* inMediaType);
00073         HRESULT DoRenderSample(IMediaSample *pMediaSample);
00074 
00075         //IMediaFilter OVerride - This lets us tell the graph we may not produce data in pause state so don't block.
00076         virtual STDMETHODIMP GetState(DWORD dw, FILTER_STATE *pState);
00077 
00078 
00079         //AKLSJFDLAKSJDL:ASKJD:LKAJSDL:KJSAD:KLJS
00080         //This method is disabling the filter...
00081         HRESULT SubtitleVMR9Filter::Receive(IMediaSample *pMediaSample);
00082         //asdfasdfasdfaskldjf;lkasjdfl;kasjdf;kl
00083 
00084 
00085 protected:
00086         void SetColorRef(VMR9AlphaBitmap& bmpInfo);
00087         HRESULT mHR;
00088         //SubtitleVMR9OutputPin* mOutputPin;
00089         virtual HRESULT SetSubtitle(wstring inSubtitle);
00090         IVideoWindow* mVideoWindow;
00091         IVMRMixerBitmap9* mBitmapMixer;
00092         IVMRWindowlessControl9* mWindowLess; 
00093         VMR9AlphaBitmap mAlphaBitmap;
00094 
00095         //debug only
00096         //fstream debugLog;
00097         //
00098 };

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