rollback to 3428, before the mysterious removal of libs/* at 3431/3432

git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf

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__ */
+