added airplay stream

server/streamreader/airplayStream.cpp

@@ -0,0 +1,58 @@
+/***
+    This file is part of snapcast
+    Copyright (C) 2014-2016  Johannes Pohl
+
+    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 3 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, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "airplayStream.h"
+#include "common/snapException.h"
+
+
+using namespace std;
+
+
+
+
+AirplayStream::AirplayStream(PcmListener* pcmListener, const StreamUri& uri) : ProcessStream(pcmListener, uri)
+{
+	logStderr_ = true;
+	
+	sampleFormat_ = SampleFormat("44100:16:2");
+ 	uri_.query["sampleformat"] = sampleFormat_.getFormat();
+
+	string devicename = uri_.getQuery("devicename", "Snapcast");
+	params_ = "--name=\"" + devicename + "\" --output=stdout";
+}
+
+
+AirplayStream::~AirplayStream()
+{
+}
+
+
+void AirplayStream::initExeAndPath(const std::string& filename)
+{
+	exe_ = findExe(filename);
+	if (!fileExists(exe_) || (exe_ == "/"))
+	{
+		exe_ = findExe("shairport-sync");
+		if (!fileExists(exe_))
+			throw SnapException("shairport-sync not found");
+	}
+
+	if (exe_.find("/") != string::npos)
+		path_ = exe_.substr(0, exe_.find_last_of("/"));
+}
+