mirror of
https://github.com/opencv/opencv.git
synced 2024-12-11 22:59:16 +08:00
878af7ada8
3rdparty: update OpenEXR 2.3.0 (#14725) * openexr 2.2.1 * openexr 2.3.0 * openexr: build fixes * openexr: build dwa tables on-demand
179 lines
6.5 KiB
C++
179 lines
6.5 KiB
C++
///////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 2011, Industrial Light & Magic, a division of Lucas
|
|
// Digital Ltd. LLC
|
|
//
|
|
// All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are
|
|
// met:
|
|
// * Redistributions of source code must retain the above copyright
|
|
// notice, this list of conditions and the following disclaimer.
|
|
// * Redistributions in binary form must reproduce the above
|
|
// copyright notice, this list of conditions and the following disclaimer
|
|
// in the documentation and/or other materials provided with the
|
|
// distribution.
|
|
// * Neither the name of Industrial Light & Magic nor the names of
|
|
// its contributors may be used to endorse or promote products derived
|
|
// from this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef IMFDEEPSCANLINEOUTPUTPART_H_
|
|
#define IMFDEEPSCANLINEOUTPUTPART_H_
|
|
|
|
#include "ImfDeepScanLineOutputFile.h"
|
|
#include "ImfMultiPartOutputFile.h"
|
|
#include "ImfNamespace.h"
|
|
#include "ImfExport.h"
|
|
|
|
OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
|
|
|
|
class DeepScanLineOutputPart
|
|
{
|
|
public:
|
|
|
|
IMF_EXPORT
|
|
DeepScanLineOutputPart(MultiPartOutputFile& multiPartFile, int partNumber);
|
|
|
|
//------------------------
|
|
// Access to the file name
|
|
//------------------------
|
|
|
|
IMF_EXPORT
|
|
const char * fileName () const;
|
|
|
|
|
|
//--------------------------
|
|
// Access to the file header
|
|
//--------------------------
|
|
|
|
IMF_EXPORT
|
|
const Header & header () const;
|
|
|
|
|
|
//-------------------------------------------------------
|
|
// Set the current frame buffer -- copies the FrameBuffer
|
|
// object into the OutputFile object.
|
|
//
|
|
// The current frame buffer is the source of the pixel
|
|
// data written to the file. The current frame buffer
|
|
// must be set at least once before writePixels() is
|
|
// called. The current frame buffer can be changed
|
|
// after each call to writePixels.
|
|
//-------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void setFrameBuffer (const DeepFrameBuffer &frameBuffer);
|
|
|
|
|
|
//-----------------------------------
|
|
// Access to the current frame buffer
|
|
//-----------------------------------
|
|
|
|
IMF_EXPORT
|
|
const DeepFrameBuffer & frameBuffer () const;
|
|
|
|
|
|
//-------------------------------------------------------------------
|
|
// Write pixel data:
|
|
//
|
|
// writePixels(n) retrieves the next n scan lines worth of data from
|
|
// the current frame buffer, starting with the scan line indicated by
|
|
// currentScanLine(), and stores the data in the output file, and
|
|
// progressing in the direction indicated by header.lineOrder().
|
|
//
|
|
// To produce a complete and correct file, exactly m scan lines must
|
|
// be written, where m is equal to
|
|
// header().dataWindow().max.y - header().dataWindow().min.y + 1.
|
|
//-------------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void writePixels (int numScanLines = 1);
|
|
|
|
|
|
//------------------------------------------------------------------
|
|
// Access to the current scan line:
|
|
//
|
|
// currentScanLine() returns the y coordinate of the first scan line
|
|
// that will be read from the current frame buffer during the next
|
|
// call to writePixels().
|
|
//
|
|
// If header.lineOrder() == INCREASING_Y:
|
|
//
|
|
// The current scan line before the first call to writePixels()
|
|
// is header().dataWindow().min.y. After writing each scan line,
|
|
// the current scan line is incremented by 1.
|
|
//
|
|
// If header.lineOrder() == DECREASING_Y:
|
|
//
|
|
// The current scan line before the first call to writePixels()
|
|
// is header().dataWindow().max.y. After writing each scan line,
|
|
// the current scan line is decremented by 1.
|
|
//
|
|
//------------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
int currentScanLine () const;
|
|
|
|
|
|
//--------------------------------------------------------------
|
|
// Shortcut to copy all pixels from an InputFile into this file,
|
|
// without uncompressing and then recompressing the pixel data.
|
|
// This file's header must be compatible with the InputFile's
|
|
// header: The two header's "dataWindow", "compression",
|
|
// "lineOrder" and "channels" attributes must be the same.
|
|
//--------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void copyPixels (DeepScanLineInputFile &in);
|
|
IMF_EXPORT
|
|
void copyPixels (DeepScanLineInputPart &in);
|
|
|
|
|
|
//--------------------------------------------------------------
|
|
// Updating the preview image:
|
|
//
|
|
// updatePreviewImage() supplies a new set of pixels for the
|
|
// preview image attribute in the file's header. If the header
|
|
// does not contain a preview image, updatePreviewImage() throws
|
|
// an IEX_NAMESPACE::LogicExc.
|
|
//
|
|
// Note: updatePreviewImage() is necessary because images are
|
|
// often stored in a file incrementally, a few scan lines at a
|
|
// time, while the image is being generated. Since the preview
|
|
// image is an attribute in the file's header, it gets stored in
|
|
// the file as soon as the file is opened, but we may not know
|
|
// what the preview image should look like until we have written
|
|
// the last scan line of the main image.
|
|
//
|
|
//--------------------------------------------------------------
|
|
|
|
IMF_EXPORT
|
|
void updatePreviewImage (const PreviewRgba newPixels[]);
|
|
|
|
private:
|
|
DeepScanLineOutputFile* file;
|
|
};
|
|
|
|
OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
|
|
|
|
|
|
|
|
|
|
|
|
#endif /* IMFDEEPSCANLINEOUTPUTPART_H_ */
|