00001 00002 // 00003 // SFML - Simple and Fast Multimedia Library 00004 // Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com) 00005 // 00006 // This software is provided 'as-is', without any express or implied warranty. 00007 // In no event will the authors be held liable for any damages arising from the use of this software. 00008 // 00009 // Permission is granted to anyone to use this software for any purpose, 00010 // including commercial applications, and to alter it and redistribute it freely, 00011 // subject to the following restrictions: 00012 // 00013 // 1. The origin of this software must not be misrepresented; 00014 // you must not claim that you wrote the original software. 00015 // If you use this software in a product, an acknowledgment 00016 // in the product documentation would be appreciated but is not required. 00017 // 00018 // 2. Altered source versions must be plainly marked as such, 00019 // and must not be misrepresented as being the original software. 00020 // 00021 // 3. This notice may not be removed or altered from any source distribution. 00022 // 00024 00025 #ifndef SFML_SOUNDBUFFER_HPP 00026 #define SFML_SOUNDBUFFER_HPP 00027 00029 // Headers 00031 #include <SFML/Config.hpp> 00032 #include <SFML/System/Resource.hpp> 00033 #include <string> 00034 #include <vector> 00035 #include <set> 00036 00037 00038 namespace sf 00039 { 00040 namespace priv 00041 { 00042 class SoundFile; 00043 } 00044 00045 class Sound; 00046 class InputStream; 00047 00052 class SFML_API SoundBuffer : public Resource<SoundBuffer> 00053 { 00054 public : 00055 00060 SoundBuffer(); 00061 00068 SoundBuffer(const SoundBuffer& copy); 00069 00074 ~SoundBuffer(); 00075 00090 bool LoadFromFile(const std::string& filename); 00091 00107 bool LoadFromMemory(const void* data, std::size_t sizeInBytes); 00108 00123 bool LoadFromStream(InputStream& stream); 00124 00141 bool LoadFromSamples(const Int16* samples, std::size_t samplesCount, unsigned int channelsCount, unsigned int sampleRate); 00142 00157 bool SaveToFile(const std::string& filename) const; 00158 00171 const Int16* GetSamples() const; 00172 00184 std::size_t GetSamplesCount() const; 00185 00198 unsigned int GetSampleRate() const; 00199 00211 unsigned int GetChannelsCount() const; 00212 00221 Uint32 GetDuration() const; 00222 00231 SoundBuffer& operator =(const SoundBuffer& right); 00232 00233 private : 00234 00235 friend class Sound; 00236 00245 bool Initialize(priv::SoundFile& file); 00246 00256 bool Update(unsigned int channelsCount, unsigned int sampleRate); 00257 00264 void AttachSound(Sound* sound) const; 00265 00272 void DetachSound(Sound* sound) const; 00273 00275 // Types 00277 typedef std::set<Sound*> SoundList; 00278 00280 // Member data 00282 unsigned int myBuffer; 00283 std::vector<Int16> mySamples; 00284 Uint32 myDuration; 00285 mutable SoundList mySounds; 00286 }; 00287 00288 } // namespace sf 00289 00290 00291 #endif // SFML_SOUNDBUFFER_HPP 00292 00293
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