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 "../util.h"
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24 #include <common/memory/safe_ptr.h>
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26 #include <core/video_format.h>
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28 #include <boost/noncopyable.hpp>
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34 struct AVFormatContext;
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41 struct frame_factory;
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46 class video_decoder : boost::noncopyable
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50 typedef Concurrency::ISource<safe_ptr<AVPacket>> source_t;
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51 typedef Concurrency::ITarget<safe_ptr<AVFrame>> target_t;
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53 explicit video_decoder(source_t& source, target_t& target, AVFormatContext& context);
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55 size_t width() const;
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56 size_t height() const;
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58 int64_t nb_frames() const;
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59 bool is_progressive() const;
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63 struct implementation;
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64 safe_ptr<implementation> impl_;
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