Subsonic API: do not use ffmpeg to remux the files when transcoding is off. fixes #36

src/libs/utils/include/utils/FileResourceHandlerCreator.hpp

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2020 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS 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.
+ *
+ * LMS 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 LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <filesystem>
+#include <memory>
+
+#include "utils/IResourceHandler.hpp"
+
+std::unique_ptr<IResourceHandler> createFileResourceHandler(const std::filesystem::path& path);
+

src/libs/utils/include/utils/IResourceHandler.hpp

@@ -19,22 +19,16 @@
 
 #pragma once
 
-#include <filesystem>
 #include <Wt/Http/Request.h>
 #include <Wt/Http/Response.h>
 
-
-// Helper used to deliver file contents from a WResource
-namespace FileResourceHandler
+// Helper class to serve a resource (must be saved as continuation data if not complete) 
+class IResourceHandler
 {
-	struct ContinuationData
-	{
-		std::filesystem::path path;
-		::uint64_t beyondLastByte;
-		::uint64_t offset;
-	};
+	public:
+		virtual ~IResourceHandler() = default;
 
-	std::optional<ContinuationData> handleInitialRequest(const Wt::Http::Request& request, Wt::Http::Response& response, const std::filesystem::path& path);
-	std::optional<ContinuationData> handleContinuationRequest(const Wt::Http::Request& request, Wt::Http::Response& response, const ContinuationData& continuationData);
-}
+		virtual void processRequest(const Wt::Http::Request& request, Wt::Http::Response& response) = 0;
+		virtual bool isFinished() const = 0;
+};