libardour added.

git-svn-id: svn://localhost/trunk/ardour2@17 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 63 insertions, 0 deletions

diff --git a/libs/ardour/ardour/sndfilesource.h b/libs/ardour/ardour/sndfilesource.h
new file mode 100644
index 0000000000..7f9712b7ec
--- /dev/null
+++ b/libs/ardour/ardour/sndfilesource.h
@@ -0,0 +1,63 @@
+/*
+    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.
+
+    $Id$
+*/
+
+#ifndef __playlist_snd_file_buffer_h__ 
+#define __playlist_snd_file_buffer_h__
+
+#include <sndfile.h>
+
+#include <ardour/source.h>
+
+namespace ARDOUR {
+
+class SndFileSource : public Source {
+  public:
+	SndFileSource (const string& path_plus_channel, bool build_peak = true);
+	SndFileSource (const XMLNode&);
+	~SndFileSource ();
+
+	jack_nframes_t length() const { return _info.frames; }
+	jack_nframes_t read (Sample *dst, jack_nframes_t start, jack_nframes_t cnt) const;
+	void           mark_for_remove() {} // we never remove external sndfiles 
+	string         peak_path(string audio_path);
+	string         old_peak_path(string audio_path);
+	string         path() const { return _path; }
+
+	static void set_peak_dir (string dir) { peak_dir = dir; }
+
+  private:
+	static string peak_dir;
+
+	SNDFILE *sf;
+	SF_INFO _info;
+	uint16_t channel;
+	mutable float *tmpbuf;
+	mutable jack_nframes_t tmpbufsize;
+	mutable PBD::Lock _tmpbuf_lock;
+	string  _path;
+
+	void init (const string &str, bool build_peak);
+	jack_nframes_t read_unlocked (Sample *dst, jack_nframes_t start, jack_nframes_t cnt) const;
+};
+
+}; /* namespace EDL */
+
+#endif /* __playlist_snd_file_buffer_h__ */
+