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 <common/memory/safe_ptr.h>
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24 #include <boost/noncopyable.hpp>
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26 struct AVFormatContext;
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33 struct frame_factory;
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39 class video_decoder : boost::noncopyable
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42 explicit video_decoder(const safe_ptr<AVFormatContext>& context);
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45 void push(const std::shared_ptr<AVPacket>& packet);
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46 std::shared_ptr<AVFrame> poll();
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48 size_t width() const;
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49 size_t height() const;
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50 int64_t nb_frames() const;
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52 bool is_progressive() const;
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54 struct implementation;
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55 safe_ptr<implementation> impl_;
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