/*
* AtomsReader.cpp
*****************************************************************************
* Copyright (C) 2014 - VideoLAN and VLC authors
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "AtomsReader.hpp"
#include <new>
using namespace adaptive::mp4;
AtomsReader::AtomsReader(vlc_object_t *object_)
{
object = object_;
rootbox = nullptr;
}
AtomsReader::~AtomsReader()
{
clean();
}
void AtomsReader::clean()
{
MP4_BoxFree(rootbox);
rootbox = nullptr;
}
bool AtomsReader::parseBlock(block_t *p_block)
{
if(rootbox)
clean();
stream_t *stream = vlc_stream_MemoryNew( object, p_block->p_buffer, p_block->i_buffer, true);
if (stream)
{
rootbox = MP4_BoxNew(ATOM_root);
if(!rootbox)
{
vlc_stream_Delete(stream);
return false;
}
memset(rootbox, 0, sizeof(*rootbox));
rootbox->i_type = ATOM_root;
rootbox->i_size = p_block->i_buffer;
if ( MP4_ReadBoxContainerChildren( stream, rootbox, nullptr ) == 1 )
{
#ifndef NDEBUG
MP4_BoxDumpStructure(object, rootbox);
#endif
}
vlc_stream_Delete(stream);
}
return true;
}
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