comparison data/fileio/AudioFileReader.h @ 175:b0f4555b625e

* Introduce WritableWaveFileModel, and use it as an output model for audio
  real-time plugin transforms.  Updates aren't working correctly yet.

 #define _AUDIO_FILE_READER_H_
 
 #include <QString>
 #include "model/Model.h" // for SampleBlock
 
-class AudioFileReader
+class AudioFileReader : public QObject
 {
+    Q_OBJECT
+
 public:
     virtual ~AudioFileReader() { }
 
     bool isOK() const { return (m_channelCount > 0); }
 

      * thread-safe -- that is, safe to call from multiple threads with
      * different arguments on the same object at the same time.
      */
     virtual void getInterleavedFrames(size_t start, size_t count,
 				      SampleBlock &frames) const = 0;
+
+signals:
+    void frameCountChanged();
     
 protected:
     size_t m_frameCount;
     size_t m_channelCount;
     size_t m_sampleRate;