comparison data/model/WritableWaveFileModel.h @ 363:0e30c8ec15a0

* Add wave file model method for reading more than one channel at once,
  avoiding ludicrously expensive backward seeks and double-reads when
  playing multi-channel files or using them as inputs to feature extraction
  plugins

                            float *buffer) const;
 
     virtual size_t getData(int channel, size_t start, size_t count,
                            double *buffer) const;
 
+    virtual size_t getData(size_t fromchannel, size_t tochannel,
+                           size_t start, size_t count,
+                           float **buffer) const;
+
     virtual void getSummaries(size_t channel, size_t start, size_t count,
                               RangeBlock &ranges, size_t &blockSize) const;
 
     virtual Range getSummary(size_t channel, size_t start, size_t count) const;