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# Ap4ChplAtom.cpp

    00001 /*****************************************************************
    00002 |
    00003 |    AP4 - chpl Atom
    00004 |
    00005 |    Copyright 2002 Gilles Boccon-Gibod & Julien Boeuf
    00006 |
    00007 |
    00008 |    This file is part of Bento4/AP4 (MP4 Atom Processing Library).
    00009 |
    00010 |    Unless you have obtained Bento4 under a difference license,
    00011 |    this version of Bento4 is Bento4|GPL.
    00012 |    Bento4|GPL is free software; you can redistribute it and/or modify
    00013 |    it under the terms of the GNU General Public License as published by
    00014 |    the Free Software Foundation; either version 2, or (at your option)
    00015 |    any later version.
    00016 |
    00017 |    Bento4|GPL is distributed in the hope that it will be useful,
    00018 |    but WITHOUT ANY WARRANTY; without even the implied warranty of
    00019 |    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00020 |    GNU General Public License for more details.
    00021 |
    00022 |    You should have received a copy of the GNU General Public License
    00023 |    along with Bento4|GPL; see the file COPYING.  If not, write to the
    00024 |    Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
    00025 |    02111-1307, USA.
    00026 |
    00027  ****************************************************************/
    00028
    00029 /*----------------------------------------------------------------------
    00030 |       includes
    00031 +---------------------------------------------------------------------*/
    00032
    00033 #include "Ap4ChplAtom.h"
    00034
    00035 /*----------------------------------------------------------------------
    00036 |       AP4_ChplAtom::AP4_ChplAtom
    00037 +---------------------------------------------------------------------*/
    00038
    00039 AP4_ChplAtom::AP4_ChplAtom(AP4_Size         size,
    00040                            AP4_ByteStream&  stream)
    00041         : AP4_Atom(AP4_ATOM_TYPE_CHPL, size, true, stream)
    00042 {
    00043         size -= AP4_FULL_ATOM_HEADER_SIZE;
    00044
    00045         stream.ReadUI32(m_Reserved);
    00046
    00047         AP4_UI08 cnt = 0;
    00048         stream.ReadUI08(cnt);
    00049
    00050         size -= 5;
    00051
    00052         while(size > 0 && cnt-- > 0)
    00053         {
    00054                 AP4_Chapter chapter;
    00055
    00056                 // time
    00057                 stream.ReadUI64(chapter.Time);
    00058
    00059                 // name
    00060                 AP4_UI08 len = 0;
    00061                 char buff[256];
    00062                 stream.ReadUI08(len);
    00063                 stream.Read(buff, len);
    00064                 buff[len] = 0;
    00065                 chapter.Name = buff;
    00066
    00067                 m_Chapters.Append(chapter);
    00068
    00069                 size -= 8+1+len;
    00070         }
    00071 }