103 lines
3.2 KiB
C++
103 lines
3.2 KiB
C++
///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2004, 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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//-----------------------------------------------------------------------------
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//
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// class PreviewImageAttribute
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//
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//-----------------------------------------------------------------------------
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#include <ImfPreviewImageAttribute.h>
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namespace Imf {
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template <>
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const char *
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PreviewImageAttribute::staticTypeName ()
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{
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return "preview";
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}
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template <>
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void
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PreviewImageAttribute::writeValueTo (OStream &os, int) const
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{
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Xdr::write <StreamIO> (os, _value.width());
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Xdr::write <StreamIO> (os, _value.height());
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int numPixels = _value.width() * _value.height();
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const PreviewRgba *pixels = _value.pixels();
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for (int i = 0; i < numPixels; ++i)
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{
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Xdr::write <StreamIO> (os, pixels[i].r);
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Xdr::write <StreamIO> (os, pixels[i].g);
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Xdr::write <StreamIO> (os, pixels[i].b);
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Xdr::write <StreamIO> (os, pixels[i].a);
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}
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}
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template <>
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void
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PreviewImageAttribute::readValueFrom (IStream &is, int, int)
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{
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int width, height;
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Xdr::read <StreamIO> (is, width);
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Xdr::read <StreamIO> (is, height);
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PreviewImage p (width, height);
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int numPixels = p.width() * p.height();
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PreviewRgba *pixels = p.pixels();
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for (int i = 0; i < numPixels; ++i)
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{
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Xdr::read <StreamIO> (is, pixels[i].r);
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Xdr::read <StreamIO> (is, pixels[i].g);
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Xdr::read <StreamIO> (is, pixels[i].b);
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Xdr::read <StreamIO> (is, pixels[i].a);
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}
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_value = p;
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}
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} // namespace Imf
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