www.pudn.com > HillWater.rar > AnimTexture.h

#ifndef _ANIMTEXTURE_H_ 
#define _ANIMTEXTURE_H_ 
 
#include  
#include "d3d9.h" 
#include "d3dx9.h" 
#include "dshow.h" 
#include "streams.h" 
 
// Define a macro to help release COM objects 
#ifndef ReleaseCOM 
#define ReleaseCOM(x) { if(x!=NULL) x->Release(); x=NULL; } 
#endif 
 
struct __declspec(uuid("{61DA4980-0487-11d6-9089-00400536B95F}")) CLSID_AnimatedTexture; 
 
class cTextureFilter : public CBaseVideoRenderer 
{ 
  public: 
    IDirect3DDevice9  *m_pD3DDevice;    // 3-D device 
    IDirect3DTexture9 *m_pTexture;      // Video texture storage 
    D3DFORMAT          m_Format; 
 
    LONG               m_lVideoWidth;   // Width of video surface 
    LONG               m_lVideoHeight;  // Height of video surface 
    LONG               m_lVideoPitch;   // Pitch of video surface 
 
  public: 
    cTextureFilter(IDirect3DDevice9 *pD3DDevice, 
                   LPUNKNOWN pUnk = NULL,  
                   HRESULT *phr = NULL); 
 
    HRESULT CheckMediaType(const CMediaType *pMediaType); 
    HRESULT SetMediaType(const CMediaType *pMediaType); 
    HRESULT DoRenderSample(IMediaSample *pMediaSample); 
 
    IDirect3DTexture9 *GetTexture(); 
}; 
 
class cAnimatedTexture 
{ 
  protected: 
    IGraphBuilder     *m_pGraph;          // Filter graph 
    IMediaControl     *m_pMediaControl;   // Playback control 
    IMediaPosition    *m_pMediaPosition;  // Positioning control 
    IMediaEvent       *m_pMediaEvent;     // Event control 
 
    IDirect3DDevice9  *m_pD3DDevice;      // 3-D device 
    IDirect3DTexture9 *m_pTexture;        // Texture object 
 
  public: 
    cAnimatedTexture(); 
    ~cAnimatedTexture(); 
 
    // Load and free an animated texture object 
    BOOL Load(IDirect3DDevice9 *pDevice, char *Filename); 
    BOOL Free(); 
 
    // Update the texture and check for looping 
    BOOL Update(); 
 
    // Called at end of animation playback 
    virtual BOOL EndOfAnimation(); 
 
    // Play and stop functions 
    BOOL Play(); 
    BOOL Stop(); 
 
    // Restart animation or go to specific time 
    BOOL Restart(); 
    BOOL GotoTime(REFTIME Time); 
 
    // Return texture object pointer 
    IDirect3DTexture9 *GetTexture(); 
}; 
 
#endif