source: 3DVCSoftware/trunk/source/Lib/TLibEncoder/NALwrite.h

Last change on this file was 1413, checked in by tech, 6 years ago

Merged HTM-16.2-dev@1412

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1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license.
5 *
6 * Copyright (c) 2010-2017, ITU/ISO/IEC
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#pragma once
35
36#ifndef __NALWRITE__
37#define __NALWRITE__
38
39#include <ostream>
40
41#include "TLibCommon/CommonDef.h"
42#include "TLibCommon/TComBitStream.h"
43#include "TLibCommon/NAL.h"
44
45//! \ingroup TLibEncoder
46//! \{
47
48/**
49 * A convenience wrapper to NALUnit that also provides a
50 * bitstream object.
51 */
52struct OutputNALUnit : public NALUnit
53{
54  /**
55   * construct an OutputNALunit structure with given header values and
56   * storage for a bitstream.  Upon construction the NALunit header is
57   * written to the bitstream.
58   */
59  OutputNALUnit(
60    NalUnitType nalUnitType,
61    UInt temporalID = 0,
62#if NH_MV
63    Int layerId = 0)
64#else
65    UInt reserved_zero_6bits = 0)
66#endif
67#if NH_MV
68  : NALUnit(nalUnitType, temporalID, layerId)
69#else
70  : NALUnit(nalUnitType, temporalID, reserved_zero_6bits)
71#endif
72  , m_Bitstream()
73  {}
74
75  OutputNALUnit& operator=(const NALUnit& src)
76  {
77    m_Bitstream.clear();
78    static_cast<NALUnit*>(this)->operator=(src);
79    return *this;
80  }
81
82  TComOutputBitstream m_Bitstream;
83};
84
85Void write(std::ostream& out, OutputNALUnit& nalu);
86
87inline NALUnitEBSP::NALUnitEBSP(OutputNALUnit& nalu)
88  : NALUnit(nalu)
89{
90  write(m_nalUnitData, nalu);
91}
92
93//! \}
94
95#endif
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