2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG (www.casparcg.com).
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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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19 * Author: Robert Nagy, ronag89@gmail.com
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24 #include "frame_visitor.h"
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26 #include <core/video_format.h>
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28 #include <common/spl/memory.h>
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32 namespace caspar { namespace core {
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38 draw_frame(const draw_frame& other);
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39 draw_frame(draw_frame&& other);
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40 draw_frame& operator=(draw_frame other);
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41 virtual ~draw_frame(){}
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43 draw_frame(spl::shared_ptr<draw_frame> frame);
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44 draw_frame(std::vector<spl::shared_ptr<draw_frame>> frames);
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46 void swap(draw_frame& other);
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48 const struct frame_transform& get_frame_transform() const;
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49 struct frame_transform& get_frame_transform();
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51 static spl::shared_ptr<draw_frame> interlace(const spl::shared_ptr<draw_frame>& frame1, const spl::shared_ptr<draw_frame>& frame2, field_mode mode);
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52 static spl::shared_ptr<draw_frame> over(const spl::shared_ptr<draw_frame>& frame1, const spl::shared_ptr<draw_frame>& frame2);
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53 static spl::shared_ptr<draw_frame> mask(const spl::shared_ptr<draw_frame>& fill, const spl::shared_ptr<draw_frame>& key);
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54 static spl::shared_ptr<draw_frame> silence(const spl::shared_ptr<draw_frame>& frame);
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56 static const spl::shared_ptr<draw_frame>& eof();
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57 static const spl::shared_ptr<draw_frame>& empty();
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58 static const spl::shared_ptr<draw_frame>& late();
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60 virtual void accept(frame_visitor& visitor);
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63 spl::shared_ptr<impl> impl_;
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