comparison audioio/AudioJACKTarget.h @ 0:db6fcbd4405c

initial import

+/* -*- c-basic-offset: 4 -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    A waveform viewer and audio annotation editor.
+    Chris Cannam, Queen Mary University of London, 2005
+    
+    This is experimental software.  Not for distribution.
+*/
+
+#ifndef _AUDIO_JACK_TARGET_H_
+#define _AUDIO_JACK_TARGET_H_
+
+#ifdef HAVE_JACK
+
+#include <jack/jack.h>
+#include <vector>
+
+#include "AudioCallbackPlayTarget.h"
+
+#include <QMutex>
+
+class AudioCallbackPlaySource;
+
+class AudioJACKTarget : public AudioCallbackPlayTarget
+{
+    Q_OBJECT
+
+public:
+    AudioJACKTarget(AudioCallbackPlaySource *source);
+    virtual ~AudioJACKTarget();
+
+    virtual bool isOK() const;
+
+public slots:
+    virtual void sourceModelReplaced();
+
+protected:
+    int process(jack_nframes_t nframes);
+
+    static int processStatic(jack_nframes_t, void *);
+
+    jack_client_t              *m_client;
+    std::vector<jack_port_t *>  m_outputs;
+    jack_nframes_t              m_bufferSize;
+    jack_nframes_t              m_sampleRate;
+    QMutex                      m_mutex;
+};
+
+#endif /* HAVE_JACK */
+
+#endif
+