/*
 * Copyright 2001-2008 Ingo Weinhold <ingo_weinhold@gmx.de>
 * Copyright 2001-2008 Stephan Aßmus <superstippi@gmx.de>
 * All rights reserved. Distributed under the terms of the MIT licensce.
 */
#ifndef VIDEO_SUPPLIER_H
#define VIDEO_SUPPLIER_H


#include <SupportDefs.h>
#include <MediaFormats.h>


struct media_raw_video_format;


class VideoSupplier {
public:
                                                                VideoSupplier();
        virtual                                         ~VideoSupplier();

        virtual const media_format&     Format() const = 0;
        virtual status_t                        FillBuffer(int64 startFrame, void* buffer,
                                                                        const media_raw_video_format& format,
                                                                        bool forceGeneration, bool& wasCached) = 0;

        virtual void                            DeleteCaches();

        inline  bigtime_t                       ProcessingLatency() const
                                                                        { return fProcessingLatency; }

protected:
                        bigtime_t                       fProcessingLatency;
};

#endif  // VIDEO_SUPPLIER_H