haiku/headers/os/media/FileInterface.h

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/*
* Copyright 2009, Haiku, Inc. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _FILE_INTERFACE_H
#define _FILE_INTERFACE_H
#include <MediaNode.h>
struct entry_ref;
class BFileInterface : public virtual BMediaNode {
protected:
virtual ~BFileInterface();
protected:
BFileInterface();
virtual status_t HandleMessage(int32 message, const void* data,
size_t size);
virtual status_t GetNextFileFormat(int32* cookie,
media_file_format* _format) = 0;
virtual void DisposeFileFormatCookie(int32 cookie) = 0;
virtual status_t GetDuration(bigtime_t* _time) = 0;
virtual status_t SniffRef(const entry_ref& file,
char* _mimeType, // 256 bytes
float* _quality) = 0;
virtual status_t SetRef(const entry_ref& file,
bool create, bigtime_t* _time) = 0;
virtual status_t GetRef(entry_ref* _ref, char* _mimeType) = 0;
// TODO: Needs a Perform() virtual method!
private:
// FBC padding and forbidden methods
friend class BMediaNode;
BFileInterface(const BFileInterface& other);
BFileInterface& operator=(const BFileInterface& other);
virtual status_t _Reserved_FileInterface_0(void*);
virtual status_t _Reserved_FileInterface_1(void*);
virtual status_t _Reserved_FileInterface_2(void*);
virtual status_t _Reserved_FileInterface_3(void*);
virtual status_t _Reserved_FileInterface_4(void*);
virtual status_t _Reserved_FileInterface_5(void*);
virtual status_t _Reserved_FileInterface_6(void*);
virtual status_t _Reserved_FileInterface_7(void*);
virtual status_t _Reserved_FileInterface_8(void*);
virtual status_t _Reserved_FileInterface_9(void*);
virtual status_t _Reserved_FileInterface_10(void*);
virtual status_t _Reserved_FileInterface_11(void*);
virtual status_t _Reserved_FileInterface_12(void*);
virtual status_t _Reserved_FileInterface_13(void*);
virtual status_t _Reserved_FileInterface_14(void*);
virtual status_t _Reserved_FileInterface_15(void*);
uint32 _reserved_file_interface_[16];
};
#endif // _FILE_INTERFACE_H