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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22 #include "image/blend_modes.h"
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24 #include "../producer/frame/frame_factory.h"
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26 #include <common/memory/safe_ptr.h>
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27 #include <common/concurrency/target.h>
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28 #include <common/diagnostics/graph.h>
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42 struct frame_transform;
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43 struct pixel_format;
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45 class mixer : public target<std::pair<std::map<int, safe_ptr<core::basic_frame>>, std::shared_ptr<void>>>, public core::frame_factory
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48 typedef target<std::pair<safe_ptr<read_frame>, std::shared_ptr<void>>> target_t;
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50 explicit mixer(const safe_ptr<diagnostics::graph>& graph, const safe_ptr<target_t>& target, const video_format_desc& format_desc, const safe_ptr<ogl_device>& ogl);
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54 virtual void send(const std::pair<std::map<int, safe_ptr<basic_frame>>, std::shared_ptr<void>>& frames) override;
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58 safe_ptr<core::write_frame> create_frame(const void* tag, const core::pixel_format_desc& desc);
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60 core::video_format_desc get_video_format_desc() const; // nothrow
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61 void set_video_format_desc(const video_format_desc& format_desc);
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63 void set_frame_transform(int index, const core::frame_transform& transform, unsigned int mix_duration = 0, const std::wstring& tween = L"linear");
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64 void apply_frame_transform(int index, const std::function<frame_transform(frame_transform)>& transform, unsigned int mix_duration = 0, const std::wstring& tween = L"linear");
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65 void clear_transforms(int index);
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66 void clear_transforms();
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68 void set_blend_mode(int index, blend_mode::type value);
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71 struct implementation;
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72 safe_ptr<implementation> impl_;
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