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Diffstat (limited to 'libs/ardour/ardour/coreaudiosource.h')
-rw-r--r-- | libs/ardour/ardour/coreaudiosource.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/libs/ardour/ardour/coreaudiosource.h b/libs/ardour/ardour/coreaudiosource.h new file mode 100644 index 0000000000..d7282b35bd --- /dev/null +++ b/libs/ardour/ardour/coreaudiosource.h @@ -0,0 +1,57 @@ +/* + Copyright (C) 2000 Paul Davis + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#ifndef __coreaudio_source_h__ +#define __coreaudio_source_h__ + +#include <appleutility/CAAudioFile.h> +#include <ardour/audiofilesource.h> + +namespace ARDOUR { + +class CoreAudioSource : public AudioFileSource { + public: + CoreAudioSource (ARDOUR::Session&, const XMLNode&); + CoreAudioSource (ARDOUR::Session&, const string& path, int chn, Flag); + ~CoreAudioSource (); + + float sample_rate() const; + int update_header (nframes_t when, struct tm&, time_t); + + int flush_header () {return 0;}; + void set_header_timeline_position () {}; + + static int get_soundfile_info (string path, SoundFileInfo& _info, string& error_msg); + + protected: + nframes_t read_unlocked (Sample *dst, nframes_t start, nframes_t cnt) const; + nframes_t write_unlocked (Sample *dst, nframes_t cnt) { return 0; } + + private: + mutable CAAudioFile af; + uint16_t n_channels; + + void init (); + int safe_read (Sample*, nframes_t start, nframes_t cnt, AudioBufferList&) const; +}; + +}; /* namespace ARDOUR */ + +#endif /* __coreaudio_source_h__ */ + |