MovieTexture_DShowHelper.h

#ifndef RAGE_MOVIE_TEXTURE_DSHOW_HELPER_H
#define RAGE_MOVIE_TEXTURE_DSHOW_HELPER_H
 
#include "MovieTexture_DShow.h"
 
//-----------------------------------------------------------------------------
// CTextureRenderer Class Declarations
//
//  Usage: 1) CheckMediaType is called by the graph
//         2) SetMediaType is called by the graph
//         3) call GetVidWidth and GetVidHeight to get texture information
//         4) call SetRenderTarget
//         5) Do RenderSample is called by the graph
//-----------------------------------------------------------------------------
class CTextureRenderer : public CBaseVideoRenderer
{
  public:
    CTextureRenderer();
    ~CTextureRenderer();
 
    HRESULT CheckMediaType(const CMediaType* pmt); // Format acceptable?
    HRESULT SetMediaType(const CMediaType* pmt);   // Video format notification
    HRESULT DoRenderSample(IMediaSample* pMediaSample); // New video sample
    void OnReceiveFirstSample(IMediaSample* pSample);
 
    long GetVidWidth() const { return m_lVidWidth; }
    long GetVidHeight() const { return m_lVidHeight; }
    void SetRenderTarget(MovieTexture_DShow* pTexture);
 
    RageSemaphore m_OneFrameDecoded;
 
  protected:
    // Video width, height, and pitch.
    long m_lVidWidth, m_lVidHeight, m_lVidPitch;
 
    char* output;
 
    MovieTexture_DShow*
      m_pTexture; // the video surface we will copy new frames to
};
 
#endif