2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG.
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6 * CasparCG is free software: you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation, either version 3 of the License, or
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9 * (at your option) any later version.
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11 * CasparCG is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
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21 #include "../../stdafx.h"
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23 #include "color_producer.h"
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25 #include "../../processor/draw_frame.h"
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26 #include "../../format/video_format.h"
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29 #pragma intrinsic(__movsd, __stosd)
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31 namespace caspar { namespace core {
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33 unsigned int get_pixel_color_value(const std::wstring& parameter)
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48 std::wstring color_code;
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49 if(parameter.length() != 9 || parameter[0] != '#')
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50 BOOST_THROW_EXCEPTION(invalid_argument() << arg_name_info("parameter") << arg_value_info(narrow(parameter)) << msg_info("Invalid color code"));
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52 color_code = parameter.substr(1);
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55 color.value = _tcstoul(color_code.c_str(), 0, 16);
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56 unsigned char temp = color.comp.a;
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57 color.comp.a = color.comp.b;
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58 color.comp.b = temp;
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59 temp = color.comp.r;
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60 color.comp.r = color.comp.g;
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61 color.comp.g = temp;
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66 class color_producer : public frame_producer
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69 explicit color_producer(const std::wstring& color) : color_str_(color), color_value_(get_pixel_color_value(color)), frame_(draw_frame::empty()){}
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70 color_producer(color_producer&& other) : frame_(std::move(other.frame_)), color_value_(std::move(other.color_value_)), color_str_(std::move(other.color_str_)){}
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72 safe_ptr<draw_frame> receive()
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77 void initialize(const frame_processor_device_ptr& frame_processor)
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79 auto frame = std::move(frame_processor->create_frame());
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80 __stosd(reinterpret_cast<unsigned long*>(frame->pixel_data().begin()), color_value_, frame->pixel_data().size() / sizeof(unsigned long));
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81 frame_ = std::move(frame);
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84 std::wstring print() const
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86 return + L"color_producer. color: " + color_str_;
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89 safe_ptr<draw_frame> frame_;
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90 unsigned int color_value_;
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91 std::wstring color_str_;
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94 safe_ptr<frame_producer> create_color_producer(const std::vector<std::wstring>& params)
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96 if(params.empty() || params[0].at(0) != '#')
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97 return frame_producer::empty();
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98 return make_safe<color_producer>(params[0]);
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