117 lines
4.1 KiB
C
117 lines
4.1 KiB
C
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///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2014, 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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#ifndef INCLUDED_IMF_IMAGE_IO_H
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#define INCLUDED_IMF_IMAGE_IO_H
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//----------------------------------------------------------------------------
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//
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// Functions to load flat or deep images from OpenEXR files
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// and to save flat or deep images in OpenEXR files.
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//
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//----------------------------------------------------------------------------
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#include "ImfImage.h"
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#include "ImfImageDataWindow.h"
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#include "ImfExport.h"
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
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//
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// saveImage (n, h, i, d) or
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// saveImage (n, i)
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//
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// Saves image i in an OpenEXR file with name n. The file will be
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// tiled if the image has more than one level, or if a header, h, is
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// given and contains a tile description attribute; otherwise the
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// file will be scan-line based. The file will be deep if the image
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// is deep; otherwise the file will be flat.
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//
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// If header h is given, then the channel list in h is replaced with
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// the channel list in i, and the levelMode and the levelRounding mode
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// fields of the tile description are replaced with the level mode
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// and the levelRounding mode of i. In addition, if the data window
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// source flag, d, is set to USE_IMAGE_DATA_WINDOW, then the data
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// window in the image is copied into the header; if d is set to
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// USE_HEADER_DATA_WINDOW, then the data window in the header is
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// replaced with the intersection of the original data window in the
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// header and the data window in the image. The modified header then
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// becomes the header of the image file.
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//
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// Note: USE_HEADER_DATA_WINDOW can only be used for images with
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// level mode ONE_LEVEL.
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//
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IMF_EXPORT
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void
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saveImage
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(const std::string &fileName,
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const Header &hdr,
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const Image &img,
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DataWindowSource dws = USE_IMAGE_DATA_WINDOW);
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IMF_EXPORT
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void
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saveImage
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(const std::string &fileName,
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const Image &img);
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//
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// loadImage (n, h) or
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// loadImage (n)
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//
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// Loads deep an image from the OpenEXR file with name n, and returns
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// a pointer to the image. The caller owns the image and is responsible
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// for deleting it.
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//
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// If header h is given, then the header of the file is copied into h.
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//
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IMF_EXPORT
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Image *
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loadImage
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(const std::string &fileName,
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Header &hdr);
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IMF_EXPORT
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Image *
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loadImage
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(const std::string &fileName);
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
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#endif
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