IMediaReadFormat.h

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#ifndef __IMediaReadFormat__
#define __IMediaReadFormat__


#include "IPMUnknown.h"
#include "MediaID.h"
#include "MediaLocation.h"

class IMediaContentData;
class IPMStream;
class MediaLocation;
class PMRect;

class IMediaReadFormat : public IPMUnknown
{
public:
 enum { kDefaultIID = IID_IMEDIAREADFORMAT };

 virtual bool16 CanAccessMedia() = 0;

 virtual bool16 CanRead( const MediaLocation & loc ) = 0;

 virtual bool16 CanRead( IPMStream* iPMStream ) = 0;

 virtual ErrorCode Close() = 0;

 virtual IPMStream * CreateContentStreamRead( const MediaLocation & loc ) = 0;
 
 virtual ErrorCode GetAttributes( IMediaContentData * contentData ) = 0;

 virtual ErrorCode GetLastError() = 0;

 virtual IPMStream * GetPosterStream() = 0;

 virtual bool16 IsOpen() = 0;
 
 virtual ErrorCode Open( IPMStream* iPMStream ) = 0;

 virtual ErrorCode Open( const MediaLocation & loc ) = 0;

}; // end IMediaReadFormat interface class


#endif