1 /**
2 * Copyright (c) 2006-2011 LOVE Development Team
3 *
4 * This software is provided 'as-is', without any express or implied
5 * warranty.  In no event will the authors be held liable for any damages
6 * arising from the use of this software.
7 *
8 * Permission is granted to anyone to use this software for any purpose,
9 * including commercial applications, and to alter it and redistribute it
10 * freely, subject to the following restrictions:
11 *
12 * 1. The origin of this software must not be misrepresented; you must not
13 *    claim that you wrote the original software. If you use this software
14 *    in a product, an acknowledgment in the product documentation would be
15 *    appreciated but is not required.
16 * 2. Altered source versions must be plainly marked as such, and must not be
17 *    misrepresented as being the original software.
18 * 3. This notice may not be removed or altered from any source distribution.
19 **/
20 
21 #ifndef LOVE_SOUND_LULLABY_VORBIS_DECODER_H
22 #define LOVE_SOUND_LULLABY_VORBIS_DECODER_H
23 
24 // LOVE
25 #include <common/Data.h>
26 #include "Decoder.h"
27 
28 // vorbis
29 #include <vorbis/codec.h>
30 #include <vorbis/vorbisfile.h>
31 
32 namespace love
33 {
34 namespace sound
35 {
36 namespace lullaby
37 {
38 	// Struct for handling data
39 	struct SOggFile
40 	{
41 		char * dataPtr;	// Pointer to the data in memory
42 		int dataSize;	// Size of the data
43 		int dataRead;	// How much we've read so far
44 	};
45 
46 	class VorbisDecoder : public Decoder
47 	{
48 	private:
49 		SOggFile oggFile;				// (see struct)
50 		ov_callbacks vorbisCallbacks;	// Callbacks used to read the file from mem
51 		OggVorbis_File handle;			// Handle to the file
52 		vorbis_info * vorbisInfo;		// Info
53         vorbis_comment * vorbisComment;	// Comments
54 		int endian;						// Endianness
55 
56 	public:
57 
58 		VorbisDecoder(Data * data, const std::string & ext, int bufferSize);
59 		virtual ~VorbisDecoder();
60 
61 		static bool accepts(const std::string & ext);
62 
63 		love::sound::Decoder * clone();
64 		int decode();
65 		bool seek(float s);
66 		bool rewind();
67 		bool isSeekable();
68 		int getChannels() const;
69 		int getBits() const;
70 		int getSampleRate() const;
71 
72 	}; // VorbisDecoder
73 
74 } // lullaby
75 } // sound
76 } // love
77 
78 #endif // LOVE_SOUND_LULLABY_VORBIS_DECODER_H
79