136 lines
2.8 KiB
C++
136 lines
2.8 KiB
C++
#include <windows.h>
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#include <vfw.h>
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#include <dcap.h>
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#include "vidpool.h"
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#include "effect.h"
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#ifndef _FRAMEOP_H
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#define _FRAMEOP_H
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class CFrameOp
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{
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private:
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LONG m_cRef;
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public:
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CFrameOp *m_next;
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CVidPool *m_pool;
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CFrameOp() {m_cRef = 0; m_next = NULL; m_pool = NULL; }
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virtual ~CFrameOp() {};
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virtual STDMETHODIMP_(ULONG) AddRef(void);
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virtual STDMETHODIMP_(ULONG) Release(void);
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virtual STDMETHODIMP DoOp(IBitmapSurface** ppbs) = 0;
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};
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class CCaptureFrame :
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public CFrameOp
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{
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private:
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HCAPDEV m_hcapdev;
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HFRAMEBUF m_hbuf1;
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HFRAMEBUF m_hbuf2;
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public:
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CCaptureFrame() { m_hcapdev = NULL; m_hbuf1 = NULL; m_hbuf2 = NULL; }
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~CCaptureFrame();
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STDMETHODIMP DoOp(IBitmapSurface** ppbs);
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BOOL InitCapture(HCAPDEV hcapdev, LPBITMAPINFOHEADER lpbmh);
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};
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class CStreamCaptureFrame :
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public CFrameOp
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{
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private:
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HCAPDEV m_hcapdev;
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public:
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CStreamCaptureFrame() { m_hcapdev = NULL; }
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~CStreamCaptureFrame();
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STDMETHODIMP DoOp(IBitmapSurface** ppbs);
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BOOL InitCapture(HCAPDEV hcapdev, LPBITMAPINFOHEADER lpbmh);
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};
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class CICMcvtFrame :
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public CFrameOp
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{
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private:
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HIC m_hic;
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LPBITMAPINFOHEADER m_inlpbmh;
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LPBITMAPINFOHEADER m_outlpbmh;
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public:
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CICMcvtFrame() { m_hic = NULL; m_inlpbmh = NULL; m_outlpbmh = NULL; }
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~CICMcvtFrame();
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STDMETHODIMP DoOp(IBitmapSurface** ppbs);
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BOOL InitCvt(LPBITMAPINFOHEADER lpbmh, DWORD bmhLen,
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LPBITMAPINFOHEADER *plpbmhdsp);
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// if TRUE, then plpbmhdsp will point to allocated memory that the caller will
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// be responsible for deallocating
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// if FALSE, then plpbmhdsp will point to a copy lpbmh, if no conversion necessary,
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// else it will be NULL to indicate that converion is not possible
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};
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class CFilterFrame :
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public CFrameOp
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{
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private:
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IBitmapEffect *m_effect;
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BOOL m_inplace;
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public:
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CLSID m_clsid;
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HANDLE m_tag;
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BOOL m_enabled;
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CFilterFrame() { m_effect = NULL; m_inplace = TRUE; m_enabled = TRUE; m_tag = 0; }
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~CFilterFrame();
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STDMETHODIMP DoOp(IBitmapSurface** ppbs);
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BOOL InitFilter(IBitmapEffect *effect, LPBITMAPINFOHEADER lpbmhIn, CVidPool *pool);
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};
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class CFilterChain :
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public CFrameOp
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{
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private:
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public:
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CFilterFrame *m_head;
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CFilterChain() { m_head = NULL; }
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~CFilterChain();
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STDMETHODIMP DoOp(IBitmapSurface** ppbs);
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};
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typedef BOOL (FRAMECONVERTPROC) (IBitmapSurface*, IBitmapSurface*, LPVOID);
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class CConvertFrame :
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public CFrameOp
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{
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private:
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FRAMECONVERTPROC *m_convert;
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LPVOID m_refdata;
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public:
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CConvertFrame() { m_convert = NULL; m_refdata = NULL; }
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~CConvertFrame();
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STDMETHODIMP DoOp(IBitmapSurface** ppbs);
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BOOL InitConverter(LPBITMAPINFOHEADER lpbmh, FRAMECONVERTPROC *convertproc, LPVOID refdata);
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};
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#endif // #ifndef _FRAMEOP_H
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