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[casparcg] / modules / image / consumer / image_consumer.cpp
1 /*\r
2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>\r
3 *\r
4 *  This file is part of CasparCG.\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 */\r
20  \r
21 #include "image_consumer.h"\r
22 \r
23 #include <common/exception/exceptions.h>\r
24 #include <common/env.h>\r
25 #include <common/log/log.h>\r
26 #include <common/utility/string.h>\r
27 \r
28 #include <core/consumer/frame_consumer.h>\r
29 #include <core/video_format.h>\r
30 #include <core/mixer/read_frame.h>\r
31 \r
32 #include <boost/date_time/posix_time/posix_time.hpp>\r
33 #include <boost/thread.hpp>\r
34 \r
35 #include <tbb/concurrent_queue.h>\r
36 \r
37 #include <FreeImage.h>\r
38 \r
39 #include <vector>\r
40 \r
41 namespace caspar { namespace image {\r
42         \r
43 struct image_consumer : public core::frame_consumer\r
44 {\r
45         core::video_format_desc                                 format_desc_;\r
46 public:\r
47 \r
48         virtual void initialize(const core::video_format_desc& format_desc)\r
49         {\r
50                 format_desc_ = format_desc;\r
51         }\r
52         \r
53         virtual bool send(const safe_ptr<core::read_frame>& frame)\r
54         {                               \r
55                 auto format_desc = format_desc_;\r
56                 boost::thread async([format_desc, frame]\r
57                 {\r
58                         try\r
59                         {\r
60                                 auto filename = narrow(env::data_folder()) +  boost::posix_time::to_iso_string(boost::posix_time::second_clock::local_time()) + ".png";\r
61 \r
62                                 auto bitmap = std::shared_ptr<FIBITMAP>(FreeImage_Allocate(format_desc.width, format_desc.height, 32), FreeImage_Unload);\r
63                                 memcpy(FreeImage_GetBits(bitmap.get()), frame->image_data().begin(), frame->image_size());\r
64                                 FreeImage_FlipVertical(bitmap.get());\r
65                                 FreeImage_Save(FIF_PNG, bitmap.get(), filename.c_str(), 0);\r
66                         }\r
67                         catch(...)\r
68                         {\r
69                                 CASPAR_LOG_CURRENT_EXCEPTION();\r
70                         }\r
71                 });\r
72                 async.detach();\r
73 \r
74                 return false;\r
75         }\r
76 \r
77         virtual std::wstring print() const\r
78         {\r
79                 return L"image[]";\r
80         }\r
81 \r
82         virtual const core::video_format_desc& get_video_format_desc() const\r
83         {\r
84                 return format_desc_;\r
85         }\r
86 \r
87         virtual size_t buffer_depth() const \r
88         {\r
89                 return 0;\r
90         }\r
91 };\r
92 \r
93 safe_ptr<core::frame_consumer> create_consumer(const std::vector<std::wstring>& params)\r
94 {\r
95         if(params.size() < 1 || params[0] != L"IMAGE")\r
96                 return core::frame_consumer::empty();\r
97 \r
98         return make_safe<image_consumer>();\r
99 }\r
100 \r
101 }}\r