Tide 0.1.0

block_group.h

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00001 /* Tide
00002  *
00003  * Header for the BlockGroup element.
00004  *
00005  * Copyright 2011 Geoffrey Biggs geoffrey.biggs@aist.go.jp
00006  *     RT-Synthesis Research Group
00007  *     Intelligent Systems Research Institute,
00008  *     National Institute of Advanced Industrial Science and Technology (AIST),
00009  *     Japan
00010  *     All rights reserved.
00011  *
00012  * This file is part of Tide.
00013  *
00014  * Tide is free software; you can redistribute it and/or modify it under
00015  * the terms of the GNU Lesser General Public License as published by
00016  * the Free Software Foundation; either version 2.1 of the License, or
00017  * (at your option) any later version.
00018  *
00019  * Tide is distributed in the hope that it will be useful, but WITHOUT
00020  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00021  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
00022  * License for more details.
00023  *
00024  * You should have received a copy of the GNU Lesser General Public
00025  * License along with Tide. If not, see <http://www.gnu.org/licenses/>.
00026  */
00027 
00028 #if !defined(TIDE_BLOCK_GROUP_H_)
00029 #define TIDE_BLOCK_GROUP_H_
00030 
00031 #include <boost/operators.hpp>
00032 #include <tide/binary_element.h>
00033 #include <tide/block_element.h>
00034 #include <tide/block_additions.h>
00035 #include <tide/block_impl.h>
00036 #include <tide/master_element.h>
00037 #include <tide/uint_element.h>
00038 #include <tide/win_dll.h>
00039 
00042 
00043 namespace tide
00044 {
00055     class BlockGroup : public BlockElement,
00056         public boost::equality_comparable<BlockGroup>
00057     {
00058         public:
00067             BlockGroup(uint64_t track_number, int16_t timecode,
00068                     LacingType lacing=LACING_NONE, uint64_t duration=0,
00069                     uint64_t ref_priority=0);
00070 
00072             BlockAdditions& additions() { return additions_; }
00073 
00087             uint64_t duration() const { return duration_; }
00089             void duration(uint64_t duration) { duration_ = duration; }
00090 
00097             uint64_t ref_priority() const { return ref_priority_; }
00099             void ref_priority(uint64_t ref_priority)
00100                 { ref_priority_ = ref_priority; }
00101 
00108             std::vector<int16_t>& ref_blocks() { return ref_blocks_; }
00109 
00116             std::vector<char> codec_state() const
00117                 { return codec_state_; }
00119             void codec_state(std::vector<char> const& codec_state)
00120                 { codec_state_ = codec_state; }
00121 
00123             // Block interface
00125 
00132             virtual uint64_t track_number() const
00133                 { return block_.track_number(); }
00135             virtual void track_number(uint64_t track_number)
00136                 { block_.track_number(track_number); }
00137 
00144             virtual int16_t timecode() const { return block_.timecode(); }
00146             virtual void timecode(int16_t timecode)
00147                 { block_.timecode(timecode); }
00148 
00154             virtual bool invisible() const { return block_.invisible(); }
00156             virtual void invisible(bool invisible)
00157                 { block_.invisible(invisible); }
00158 
00168             virtual LacingType lacing() const { return block_.lacing(); }
00170             virtual void lacing(LacingType lacing)
00171                 { block_.lacing(lacing); }
00172 
00179             virtual value_type& at(size_type pos) { return block_.at(pos); }
00186             virtual value_type const& at(size_type pos) const
00187                 { return block_.at(pos); }
00188 
00195             virtual value_type& operator[](size_type pos)
00196                 { return block_[pos]; }
00203             virtual value_type const& operator[](size_type pos) const
00204                 { return block_[pos]; }
00205 
00207             virtual iterator begin() { return block_.begin(); }
00209             virtual const_iterator begin() const { return block_.begin(); }
00211             virtual iterator end() { return block_.end(); }
00213             virtual const_iterator end() const { return block_.end(); }
00215             virtual reverse_iterator rbegin() { return block_.rbegin(); }
00217             virtual const_reverse_iterator rbegin() const
00218                 { return block_.rbegin(); }
00222             virtual reverse_iterator rend() { return block_.rend(); }
00226             virtual const_reverse_iterator rend() const
00227                 { return block_.rend(); }
00228 
00234             virtual bool empty() const { return block_.empty(); }
00236             virtual size_type count() const { return block_.count(); }
00244             virtual size_type max_count() const { return block_.max_count(); }
00245 
00247             virtual void clear() { block_.clear(); }
00248 
00253             virtual void erase(iterator position) { block_.erase(position); }
00259             virtual void erase(iterator first, iterator last)
00260                 { block_.erase(first, last); }
00261 
00274             virtual void push_back(value_type const& value)
00275                 { block_.push_back(value); }
00276 
00292             virtual void resize(size_type count) { block_.resize(count); }
00293 
00298             virtual void swap(BlockGroup& other);
00299 
00301             friend bool operator==(BlockGroup const& lhs,
00302                     BlockGroup const& rhs);
00303 
00304         protected:
00305             BlockAdditions additions_;
00306             UIntElement duration_;
00307             UIntElement ref_priority_;
00308             std::vector<int16_t> ref_blocks_;
00309             BinaryElement codec_state_;
00310             BlockImpl block_;
00311 
00313             // Element interface
00315 
00317             virtual std::streamsize body_size() const;
00318 
00320             virtual std::streamsize read_body(std::istream& input,
00321                     std::streamsize size);
00322 
00324             virtual std::streamsize write_body(std::ostream& output);
00325 
00327             void reset();
00328     }; // class BlockGroup
00329 
00331     bool operator==(BlockGroup const& lhs, BlockGroup const& rhs);
00332 }; // namespace tide
00333 
00335 // group elements
00336 
00337 #endif // TIDE_BLOCK_GROUP_H_
00338 
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