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[casparcg] / modules / image / consumer / image_consumer.cpp
1 /*\r
2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>\r
3 *\r
4 * This file is part of CasparCG (www.casparcg.com).\r
5 *\r
6 * CasparCG is free software: you can redistribute it and/or modify\r
7 * it under the terms of the GNU General Public License as published by\r
8 * the Free Software Foundation, either version 3 of the License, or\r
9 * (at your option) any later version.\r
10 *\r
11 * CasparCG is distributed in the hope that it will be useful,\r
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
14 * GNU General Public License for more details.\r
15 *\r
16 * You should have received a copy of the GNU General Public License\r
17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.\r
18 *\r
19 * Author: Robert Nagy, ronag89@gmail.com\r
20 */\r
21 \r
22 #include "image_consumer.h"\r
23 \r
24 #include <common/exception/exceptions.h>\r
25 #include <common/env.h>\r
26 #include <common/log/log.h>\r
27 #include <common/utility/string.h>\r
28 \r
29 #include <core/consumer/frame_consumer.h>\r
30 #include <core/video_format.h>\r
31 #include <core/mixer/read_frame.h>\r
32 \r
33 #include <boost/date_time/posix_time/posix_time.hpp>\r
34 #include <boost/thread.hpp>\r
35 \r
36 #include <tbb/concurrent_queue.h>\r
37 \r
38 #include <FreeImage.h>\r
39 \r
40 #include <vector>\r
41 \r
42 namespace caspar { namespace image {\r
43         \r
44 struct image_consumer : public core::frame_consumer\r
45 {\r
46         core::video_format_desc                                 format_desc_;\r
47 public:\r
48 \r
49         // frame_consumer\r
50 \r
51         virtual void initialize(const core::video_format_desc& format_desc, int) override\r
52         {\r
53                 format_desc_ = format_desc;\r
54         }\r
55         \r
56         virtual bool send(const safe_ptr<core::read_frame>& frame) override\r
57         {                               \r
58                 auto format_desc = format_desc_;\r
59                 boost::thread async([format_desc, frame]\r
60                 {\r
61                         try\r
62                         {\r
63                                 auto filename = (env::data_folder()) +  boost::posix_time::to_iso_string(boost::posix_time::second_clock::local_time()) + ".png";\r
64 \r
65                                 auto bitmap = std::shared_ptr<FIBITMAP>(FreeImage_Allocate(format_desc.width, format_desc.height, 32), FreeImage_Unload);\r
66                                 memcpy(FreeImage_GetBits(bitmap.get()), frame->image_data().begin(), frame->image_size());\r
67                                 FreeImage_FlipVertical(bitmap.get());\r
68                                 FreeImage_Save(FIF_PNG, bitmap.get(), filename.c_str(), 0);\r
69                         }\r
70                         catch(...)\r
71                         {\r
72                                 CASPAR_LOG_CURRENT_EXCEPTION();\r
73                         }\r
74                 });\r
75                 async.detach();\r
76 \r
77                 return false;\r
78         }\r
79 \r
80         virtual std::string print() const override\r
81         {\r
82                 return "image[]";\r
83         }\r
84 \r
85         virtual boost::property_tree::ptree info() const override\r
86         {\r
87                 boost::property_tree::ptree info;\r
88                 info.add("type", "image-consumer");\r
89                 return info;\r
90         }\r
91 \r
92         virtual size_t buffer_depth() const override\r
93         {\r
94                 return 0;\r
95         }\r
96 \r
97         virtual int index() const override\r
98         {\r
99                 return 100;\r
100         }\r
101 };\r
102 \r
103 safe_ptr<core::frame_consumer> create_consumer(const std::vector<std::string>& params)\r
104 {\r
105         if(params.size() < 1 || params[0] != "IMAGE")\r
106                 return core::frame_consumer::empty();\r
107 \r
108         return make_safe<image_consumer>();\r
109 }\r
110 \r
111 }}\r