+/*\r
+* copyright (c) 2010 Sveriges Television AB <info@casparcg.com>\r
+*\r
+* This file is part of CasparCG.\r
+*\r
+* CasparCG is free software: you can redistribute it and/or modify\r
+* it under the terms of the GNU General Public License as published by\r
+* the Free Software Foundation, either version 3 of the License, or\r
+* (at your option) any later version.\r
+*\r
+* CasparCG is distributed in the hope that it will be useful,\r
+* but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+* GNU General Public License for more details.\r
+\r
+* You should have received a copy of the GNU General Public License\r
+* along with CasparCG. If not, see <http://www.gnu.org/licenses/>.\r
+*\r
+*/\r
+\r
#pragma once\r
\r
-#include "../producer/frame_producer.h"\r
+#include <common/memory/safe_ptr.h>\r
+\r
+#include <boost/noncopyable.hpp>\r
+\r
+#include <string>\r
+#include <utility>\r
\r
namespace caspar { namespace core {\r
\r
-struct load_option\r
+struct frame_producer;\r
+class basic_frame;\r
+\r
+struct layer_status\r
{\r
- enum type\r
- {\r
- none,\r
- preview,\r
- auto_play\r
- };\r
+ std::wstring foreground;\r
+ std::wstring background;\r
+ bool is_paused;\r
+ int64_t total_frames;\r
+ int64_t current_frame;\r
};\r
\r
-class layer\r
+class layer : boost::noncopyable\r
{\r
- layer(const layer& other);\r
- layer& operator=(const layer& other);\r
public:\r
- layer();\r
- layer(layer&& other);\r
- layer& operator=(layer&& other);\r
-\r
- void load(const frame_producer_ptr& producer, load_option::type option = load_option::none); \r
- void play();\r
- void pause();\r
- void stop();\r
- void clear();\r
+ layer(); // nothrow\r
+ layer(layer&& other); // nothrow\r
+ layer& operator=(layer&& other); // nothrow\r
+ layer(const layer&);\r
+ layer& operator=(const layer&);\r
+\r
+ void swap(layer& other); // nothrow \r
\r
- frame_producer_ptr active() const;\r
- frame_producer_ptr background() const;\r
+ void load(const safe_ptr<frame_producer>& producer, bool preview, int auto_play_delta); // nothrow\r
+ void play(); // nothrow\r
+ void pause(); // nothrow\r
+ void stop(); // nothrow\r
+ void param(const std::wstring& param);\r
+\r
+ bool is_paused() const;\r
+ int64_t frame_number() const;\r
+\r
+ layer_status status() const;\r
+\r
+ bool empty() const;\r
+\r
+ safe_ptr<frame_producer> foreground() const; // nothrow\r
+ safe_ptr<frame_producer> background() const; // nothrow\r
\r
- frame_ptr render_frame();\r
+ safe_ptr<basic_frame> receive(); // nothrow\r
private:\r
struct implementation;\r
- std::shared_ptr<implementation> impl_;\r
+ safe_ptr<implementation> impl_;\r
};\r
-typedef std::shared_ptr<layer> layer_ptr;\r
-typedef std::unique_ptr<layer> layer_uptr;\r
\r
}}
\ No newline at end of file