+ int _timeout;
+};
+
+/** @class AudioBuffers
+ * @brief A class to hold multi-channel audio data in float format.
+ */
+class AudioBuffers
+{
+public:
+ AudioBuffers (int channels, int frames);
+ AudioBuffers (AudioBuffers const &);
+ AudioBuffers (boost::shared_ptr<const AudioBuffers>);
+ ~AudioBuffers ();
+
+ float** data () const {
+ return _data;
+ }
+
+ float* data (int) const;
+
+ int channels () const {
+ return _channels;
+ }
+
+ int frames () const {
+ return _frames;
+ }
+
+ void set_frames (int f);
+
+ void make_silent ();
+ void make_silent (int c);
+
+ void copy_from (AudioBuffers* from, int frames_to_copy, int read_offset, int write_offset);
+ void move (int from, int to, int frames);
+ void accumulate (boost::shared_ptr<const AudioBuffers>, int, int);
+
+private:
+ /** Number of channels */
+ int _channels;
+ /** Number of frames (where a frame is one sample across all channels) */
+ int _frames;
+ /** Number of frames that _data can hold */
+ int _allocated_frames;
+ /** Audio data (so that, e.g. _data[2][6] is channel 2, sample 6) */
+ float** _data;