xref: /haiku/src/add-ons/media/plugins/ffmpeg/AVFormatReader.h (revision cd56456672f554f400316d7163902703732fd07c)
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 <Reader.h>
10 #include <Locker.h>
11 #include <String.h>
12 
13 
14 class AVFormatReader : public BReader {
15 public:
16 								AVFormatReader();
17 								~AVFormatReader();
18 
19 	virtual	status_t			Sniff(int32* streamCount);
20 
21 	virtual	void				GetFileFormatInfo(media_file_format* mff);
22 	virtual	status_t			GetMetaData(BMetaData* data);
23 
24 	virtual	status_t			AllocateCookie(int32 streamNumber,
25 									void** cookie);
26 	virtual	status_t			FreeCookie(void* cookie);
27 
28 	virtual	status_t			GetStreamInfo(void* cookie, int64* frameCount,
29 									bigtime_t* duration, media_format* format,
30 									const void** infoBuffer,
31 									size_t* infoSize);
32 
33 	virtual	status_t			GetStreamMetaData(void* cookie,
34 									BMetaData* data);
35 
36 	virtual	status_t			Seek(void* cookie, uint32 flags, int64* frame,
37 									bigtime_t* time);
38 	virtual	status_t			FindKeyFrame(void* cookie, uint32 flags,
39 									int64* frame, bigtime_t* time);
40 
41 	virtual	status_t			GetNextChunk(void* cookie,
42 									const void** chunkBuffer,
43 									size_t* chunkSize,
44 									media_header* mediaHeader);
45 
46 private:
47 			class Stream;
48 
49 			BString				fCopyright;
50 			Stream**			fStreams;
51 			BLocker				fSourceLock;
52 };
53 
54 
55 #endif // AV_FORMAT_READER_H
56