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