annotate audioio/AudioCoreAudioTarget.h @ 61:963e3187d920

* Fix slowness in serving FFT values to feature extraction plugin transform (failure to call resume() on FFT model) * Fix failure to update completion from time/value model
author Chris Cannam
date Tue, 17 Oct 2006 13:49:31 +0000
parents cd5d7ff8ef38
children
rev   line source
Chris@0 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@0 2
Chris@0 3 /*
Chris@0 4 Sonic Visualiser
Chris@0 5 An audio file viewer and annotation editor.
Chris@0 6 Centre for Digital Music, Queen Mary, University of London.
Chris@0 7 This file copyright 2006 Chris Cannam.
Chris@0 8
Chris@0 9 This program is free software; you can redistribute it and/or
Chris@0 10 modify it under the terms of the GNU General Public License as
Chris@0 11 published by the Free Software Foundation; either version 2 of the
Chris@0 12 License, or (at your option) any later version. See the file
Chris@0 13 COPYING included with this distribution for more information.
Chris@0 14 */
Chris@0 15
Chris@0 16 #ifndef _AUDIO_CORE_AUDIO_TARGET_H_
Chris@0 17 #define _AUDIO_CORE_AUDIO_TARGET_H_
Chris@0 18
Chris@0 19 #ifdef HAVE_COREAUDIO
Chris@0 20
Chris@0 21 #include <jack/jack.h>
Chris@0 22 #include <vector>
Chris@0 23
Chris@0 24 #include <CoreAudio/CoreAudio.h>
Chris@0 25 #include <CoreAudio/CoreAudioTypes.h>
Chris@0 26 #include <AudioUnit/AUComponent.h>
Chris@0 27 #include <AudioUnit/AudioUnitProperties.h>
Chris@0 28 #include <AudioUnit/AudioUnitParameters.h>
Chris@0 29 #include <AudioUnit/AudioOutputUnit.h>
Chris@0 30
Chris@0 31 #include "AudioCallbackPlayTarget.h"
Chris@0 32
Chris@0 33 class AudioCallbackPlaySource;
Chris@0 34
Chris@0 35 class AudioCoreAudioTarget : public AudioCallbackPlayTarget
Chris@0 36 {
Chris@0 37 Q_OBJECT
Chris@0 38
Chris@0 39 public:
Chris@0 40 AudioCoreAudioTarget(AudioCallbackPlaySource *source);
Chris@0 41 ~AudioCoreAudioTarget();
Chris@0 42
Chris@0 43 virtual bool isOK() const;
Chris@0 44
Chris@0 45 public slots:
Chris@0 46 virtual void sourceModelReplaced();
Chris@0 47
Chris@0 48 protected:
Chris@0 49 OSStatus process(void *data,
Chris@0 50 AudioUnitRenderActionFlags *flags,
Chris@0 51 const AudioTimeStamp *timestamp,
Chris@0 52 unsigned int inbus,
Chris@0 53 unsigned int inframes,
Chris@0 54 AudioBufferList *ioData);
Chris@0 55
Chris@0 56 int m_bufferSize;
Chris@0 57 int m_sampleRate;
Chris@0 58 int m_latency;
Chris@0 59 };
Chris@0 60
Chris@0 61 #endif /* HAVE_COREAUDIO */
Chris@0 62
Chris@0 63 #endif
Chris@0 64