/[svn]/linuxsampler/trunk/src/drivers/audio/AudioChannel.h
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Diff of /linuxsampler/trunk/src/drivers/audio/AudioChannel.h

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revision 200 by schoenebeck, Tue Jul 13 22:04:16 2004 UTC revision 226 by schoenebeck, Wed Aug 25 22:00:33 2004 UTC
# Line 53  namespace LinuxSampler { Line 53  namespace LinuxSampler {
53       */       */
54      class AudioChannel {      class AudioChannel {
55          public:          public:
   
56              class ParameterName : public DeviceRuntimeParameterString {              class ParameterName : public DeviceRuntimeParameterString {
57                  public:                  public:
58                      ParameterName(String s) : DeviceRuntimeParameterString(s) {}                      ParameterName(String s) : DeviceRuntimeParameterString(s) {}
# Line 85  namespace LinuxSampler { Line 84  namespace LinuxSampler {
84              // attributes              // attributes
85              //String Name;  ///< Arbitrary name of this audio channel              //String Name;  ///< Arbitrary name of this audio channel
86    
             // constructors / destructor  
 #ifdef __GNUC__  
             typedef std::map<String,DeviceRuntimeParameter*> DeviceRuntimeParameterMap; // nasty workaround for a GCC bug (see GCC bug #15980, #57)  
             AudioChannel(uint BufferSize, String Name = "unnamed", std::map<String,DeviceRuntimeParameter*> ChannelParameters = DeviceRuntimeParameterMap());  
             AudioChannel(float* pBuffer, uint BufferSize, String Name = "unnamed", std::map<String,DeviceRuntimeParameter*> ChannelParameters = DeviceRuntimeParameterMap());  
             AudioChannel(AudioChannel* pMixChannel, String Name = "unnamed", std::map<String,DeviceRuntimeParameter*> ChannelParameters = DeviceRuntimeParameterMap());  
 #else  
             AudioChannel(uint BufferSize, String Name = "unnamed", std::map<String,DeviceRuntimeParameter*> ChannelParameters = std::map<String,DeviceRuntimeParameter*>());  
             AudioChannel(float* pBuffer, uint BufferSize, String Name = "unnamed", std::map<String,DeviceRuntimeParameter*> ChannelParameters = std::map<String,DeviceRuntimeParameter*>());  
             AudioChannel(AudioChannel* pMixChannel, String Name = "unnamed", std::map<String,DeviceRuntimeParameter*> ChannelParameters = std::map<String,DeviceRuntimeParameter*>());  
 #endif // __GNUC__  
             virtual ~AudioChannel();  
   
87              // methods              // methods
88              inline float*        Buffer()     { return pBuffer;      } ///< Audio signal buffer              inline float*        Buffer()     { return pBuffer;      } ///< Audio signal buffer
89              inline AudioChannel* MixChannel() { return pMixChannel;  } ///< In case this channel is a mix channel, then it will return a pointer to the real channel this channel refers to, NULL otherwise.              inline AudioChannel* MixChannel() { return pMixChannel;  } ///< In case this channel is a mix channel, then it will return a pointer to the real channel this channel refers to, NULL otherwise.
90              inline void          Clear()      { memset(pBuffer, 0, uiBufferSize * sizeof(float)); } ///< Reset audio buffer with silence              inline void          Clear()      { memset(pBuffer, 0, uiBufferSize * sizeof(float)); } ///< Reset audio buffer with silence
91              std::map<String,DeviceRuntimeParameter*> ChannelParameters();              std::map<String,DeviceRuntimeParameter*> ChannelParameters();
92    
93                // constructors / destructor
94                AudioChannel(uint ChannelNr, uint BufferSize);
95                AudioChannel(uint ChannelNr, float* pBuffer, uint BufferSize);
96                AudioChannel(uint ChannelNr, AudioChannel* pMixChannelDestination);
97                virtual ~AudioChannel();
98            protected:
99                uint ChannelNr;
100                std::map<String,DeviceRuntimeParameter*> Parameters;
101          private:          private:
102              float*        pBuffer;              float*        pBuffer;
103              uint          uiBufferSize;              uint          uiBufferSize;
104              AudioChannel* pMixChannel;              AudioChannel* pMixChannel;
105              bool          UsesExternalBuffer;              bool          UsesExternalBuffer;
             std::map<String,DeviceRuntimeParameter*> mParameters;  
106      };      };
107  }  }
108    
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