112 lines
3.8 KiB
C++
112 lines
3.8 KiB
C++
///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2011, Industrial Light & Magic, a division of Lucas
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// Digital Ltd. LLC
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Industrial Light & Magic nor the names of
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// its contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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///////////////////////////////////////////////////////////////////////////
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#include "ImfGenericOutputFile.h"
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#include <ImfBoxAttribute.h>
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#include <ImfFloatAttribute.h>
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#include <ImfTimeCodeAttribute.h>
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#include <ImfChromaticitiesAttribute.h>
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#include <ImfMisc.h>
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#include <ImfPartType.h>
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#include "ImfNamespace.h"
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OPENEXR_IMF_INTERNAL_NAMESPACE_SOURCE_ENTER
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using namespace std;
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void
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GenericOutputFile::writeMagicNumberAndVersionField (OPENEXR_IMF_INTERNAL_NAMESPACE::OStream& os,
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const Header& header)
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{
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OPENEXR_IMF_INTERNAL_NAMESPACE::Xdr::write <OPENEXR_IMF_INTERNAL_NAMESPACE::StreamIO> (os, MAGIC);
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int version = EXR_VERSION;
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if (header.hasType() && isDeepData(header.type()))
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{
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version |= NON_IMAGE_FLAG;
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}
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else
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{
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// (TODO) we may want to check something else in function signature
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// instead of hasTileDescription()?
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if (header.hasTileDescription())
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version |= TILED_FLAG;
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}
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if (usesLongNames (header))
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version |= LONG_NAMES_FLAG;
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OPENEXR_IMF_INTERNAL_NAMESPACE::Xdr::write <OPENEXR_IMF_INTERNAL_NAMESPACE::StreamIO> (os, version);
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}
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void
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GenericOutputFile::writeMagicNumberAndVersionField (OPENEXR_IMF_INTERNAL_NAMESPACE::OStream& os,
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const Header * headers,
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int parts)
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{
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OPENEXR_IMF_INTERNAL_NAMESPACE::Xdr::write <OPENEXR_IMF_INTERNAL_NAMESPACE::StreamIO> (os, MAGIC);
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int version = EXR_VERSION;
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if (parts == 1)
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{
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if (headers[0].type() == TILEDIMAGE)
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version |= TILED_FLAG;
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}
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else
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{
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version |= MULTI_PART_FILE_FLAG;
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}
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for (int i = 0; i < parts; i++)
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{
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if (usesLongNames (headers[i]))
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version |= LONG_NAMES_FLAG;
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if (headers[i].hasType() && isImage(headers[i].type()) == false)
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version |= NON_IMAGE_FLAG;
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}
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OPENEXR_IMF_INTERNAL_NAMESPACE::Xdr::write <OPENEXR_IMF_INTERNAL_NAMESPACE::StreamIO> (os, version);
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}
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OPENEXR_IMF_INTERNAL_NAMESPACE_SOURCE_EXIT
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