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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* exr-attribute-blob.h
* copyright (c) 2012 johannes hanika
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include <ciso646>
#include <inttypes.h>
#if defined(_LIBCPP_VERSION)
#include <memory>
#else
#include <tr1/memory>
#endif
#include <OpenEXR/ImfFrameBuffer.h>
#include <OpenEXR/ImfTestFile.h>
#include <OpenEXR/ImfInputFile.h>
#include <OpenEXR/ImfTiledInputFile.h>
#include <OpenEXR/ImfChannelList.h>
#include <OpenEXR/ImfStandardAttributes.h>
#ifdef OPENEXR_IMF_INTERNAL_NAMESPACE
#define IMF_NS OPENEXR_IMF_INTERNAL_NAMESPACE
#else
#define IMF_NS Imf
#endif
// this stores our exif data as a blob.
template <typename T> struct array_deleter
{
void operator()(T const *p)
{
delete[] p;
}
};
namespace IMF_NS
{
class Blob
{
public:
Blob() : size(0), data((uint8_t *)NULL)
{
}
Blob(uint32_t _size, uint8_t *_data) : size(_size)
{
uint8_t *tmp_ptr = new uint8_t[_size];
memcpy(tmp_ptr, _data, _size);
data.reset(tmp_ptr, array_deleter<uint8_t>());
}
uint32_t size;
#if defined(_LIBCPP_VERSION)
std::shared_ptr<uint8_t> data;
#else
std::tr1::shared_ptr<uint8_t> data;
#endif
};
typedef IMF_NS::TypedAttribute<IMF_NS::Blob> BlobAttribute;
template <> const char *BlobAttribute::staticTypeName()
{
return "blob";
}
template <> void BlobAttribute::writeValueTo(OStream &os, int version) const
{
Xdr::write<StreamIO>(os, _value.size);
Xdr::write<StreamIO>(os, (char *)(_value.data.get()), _value.size);
}
template <> void BlobAttribute::readValueFrom(IStream &is, int size, int version)
{
Xdr::read<StreamIO>(is, _value.size);
_value.data.reset(new uint8_t[_value.size], array_deleter<uint8_t>());
Xdr::read<StreamIO>(is, (char *)(_value.data.get()), _value.size);
}
}
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