From 41b23ca647c100a3e2cd1641aff52f77216db803 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Fri, 13 May 2011 19:55:39 +0000
Subject: initial volley of work for AudioPlaylistSource, the basic prototype
 for sources-that-are-nested

git-svn-id: svn://localhost/ardour2/branches/3.0@9507 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 libs/ardour/source_factory.cc | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

(limited to 'libs/ardour/source_factory.cc')

diff --git a/libs/ardour/source_factory.cc b/libs/ardour/source_factory.cc
index 5ac1e54226..891e431549 100644
--- a/libs/ardour/source_factory.cc
+++ b/libs/ardour/source_factory.cc
@@ -28,6 +28,8 @@
 #include "pbd/pthread_utils.h"
 #include "pbd/stacktrace.h"
 
+#include "ardour/audioplaylist.h"
+#include "ardour/audio_playlist_source.h"
 #include "ardour/source_factory.h"
 #include "ardour/sndfilesource.h"
 #include "ardour/silentfilesource.h"
@@ -322,3 +324,42 @@ SourceFactory::createWritable (DataType type, Session& s, const std::string& pat
 	return boost::shared_ptr<Source> ();
 }
 
+boost::shared_ptr<Source>
+SourceFactory::createFromPlaylist (DataType type, Session& s, boost::shared_ptr<Playlist> p, const std::string& name,
+				   uint32_t chn, frameoffset_t start, framecnt_t len, bool copy, Source::Flag flags, 
+				   bool announce, bool defer_peaks)
+{
+	if (type == DataType::AUDIO) {
+		try {
+
+			boost::shared_ptr<AudioPlaylist> ap = boost::dynamic_pointer_cast<AudioPlaylist>(p);
+
+			if (ap) {
+				Source* src = new AudioPlaylistSource (s, name, ap, chn, start, len, copy, flags);
+				boost::shared_ptr<Source> ret (src);
+				
+				if (setup_peakfile (ret, defer_peaks)) {
+					return boost::shared_ptr<Source>();
+				}
+				
+				ret->check_for_analysis_data_on_disk ();
+				
+				if (announce) {
+					SourceCreated (ret);
+				}
+				
+				return ret;
+			}
+		}
+
+		catch (failed_constructor& err) {
+			/* relax - return at function scope */
+		}
+
+	} else if (type == DataType::MIDI) {
+
+	}
+
+	return boost::shared_ptr<Source>();
+}
+
-- 
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