xref: /haiku/src/add-ons/media/plugins/ffmpeg/AVFormatReader.h (revision c6a23a582742d93cc98e42e546558ba4fccd00e2)
1 /*
2  * Copyright 2009, Stephan Aßmus <superstippi@gmx.de>
3  * All rights reserved. Distributed under the terms of the GNU L-GPL license.
4  */
5 #ifndef AV_FORMAT_READER_H
6 #define AV_FORMAT_READER_H
7 
8 
9 #include <Locker.h>
10 #include <String.h>
11 
12 #include "ReaderPlugin.h"
13 
14 
15 class AVFormatReader : public Reader {
16 public:
17 								AVFormatReader();
18 								~AVFormatReader();
19 
20 	virtual	status_t			Sniff(int32* streamCount);
21 
22 	virtual	void				GetFileFormatInfo(media_file_format* mff);
23 	virtual	status_t			GetMetaData(BMetaData* data);
24 
25 	virtual	status_t			AllocateCookie(int32 streamNumber,
26 									void** cookie);
27 	virtual	status_t			FreeCookie(void* cookie);
28 
29 	virtual	status_t			GetStreamInfo(void* cookie, int64* frameCount,
30 									bigtime_t* duration, media_format* format,
31 									const void** infoBuffer,
32 									size_t* infoSize);
33 
34 	virtual	status_t			GetStreamMetaData(void* cookie,
35 									BMetaData* data);
36 
37 	virtual	status_t			Seek(void* cookie, uint32 flags, int64* frame,
38 									bigtime_t* time);
39 	virtual	status_t			FindKeyFrame(void* cookie, uint32 flags,
40 									int64* frame, bigtime_t* time);
41 
42 	virtual	status_t			GetNextChunk(void* cookie,
43 									const void** chunkBuffer,
44 									size_t* chunkSize,
45 									media_header* mediaHeader);
46 
47 private:
48 			class Stream;
49 
50 			BString				fCopyright;
51 			Stream**			fStreams;
52 			BLocker				fSourceLock;
53 };
54 
55 
56 #endif // AV_FORMAT_READER_H
57