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/diagnostics/graph.h>
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27 #include <boost/iterator/iterator_facade.hpp>
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29 struct AVCodecContext;
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33 class input : boost::noncopyable
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36 explicit input(const safe_ptr<diagnostics::graph>& graph, const std::wstring& filename, bool loop, int start, int length);
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37 const std::shared_ptr<AVCodecContext>& get_video_codec_context() const;
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38 const std::shared_ptr<AVCodecContext>& get_audio_codec_context() const;
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40 bool try_pop_video_packet(std::shared_ptr<AVPacket>& packet);
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41 bool try_pop_audio_packet(std::shared_ptr<AVPacket>& packet);
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43 bool is_running() const;
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46 struct implementation;
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47 std::shared_ptr<implementation> impl_;
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50 //class input_video_iterator : public boost::iterator_facade<input_video_iterator, std::shared_ptr<AVPacket>, boost::forward_traversal_tag>
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52 // std::shared_ptr<AVPacket> pkt_;
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55 // input_video_iterator() : input_(nullptr){}
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57 // input_video_iterator(input& input)
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58 // : input_(&input) {}
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60 // input_video_iterator(const input_video_iterator& other)
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61 // : input_(other.input_) {}
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64 // friend class boost::iterator_core_access;
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66 // void increment()
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68 // if(input_ && !input_->try_pop_video_packet(pkt_))
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69 // input_ = nullptr;
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72 // bool equal(input_video_iterator const& other) const
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74 // return input_ == other.input_;
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77 // std::shared_ptr<AVPacket> const& dereference() const { return pkt_; }
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