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aces_Writer.cpp
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// Copyright © 2015 Academy of Motion Picture Arts and Sciences ("A.M.P.A.S.").
// Portions contributed by others as indicated. All rights reserved.
//
// A worldwide, royalty-free, non-exclusive right to copy, modify, create
// derivatives, and use, in source and binary forms, is hereby granted, subject
// to acceptance of this license. Performance of any of the aforementioned acts
// indicates acceptance to be bound by the following terms and conditions:
//
// * Copies of source code, in whole or in part, must retain the above copyright
// notice, this list of conditions and the Disclaimer of Warranty.
//
// * Use in binary form must retain the above copyright notice, this list of
// conditions and the Disclaimer of Warranty in the documentation and/or other
// materials provided with the distribution.
//
// * Nothing in this license shall be deemed to grant any rights to trademarks,
// copyrights, patents, trade secrets or any other intellectual property of
// A.M.P.A.S. or any contributors, except as expressly stated herein.
//
// * Neither the name "A.M.P.A.S." nor the name of any other contributors to
// this software may be used to endorse or promote products derivative of or
// based on this software without express prior written permission of A.M.P.A.S.
// or the contributors, as appropriate.
//
// This license shall be construed pursuant to the laws of the State of
// California, and any disputes related thereto shall be subject to the
// jurisdiction of the courts therein.
//
// Disclaimer of Warranty: THIS SOFTWARE IS PROVIDED BY A.M.P.A.S. AND
// CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
// NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
// PARTICULAR PURPOSE, AND NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL
// A.M.P.A.S., OR ANY CONTRIBUTORS OR DISTRIBUTORS, BE LIABLE FOR ANY DIRECT,
// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, RESITUTIONARY, 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.
//
// WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, THE ACADEMY SPECIFICALLY
// DISCLAIMS ANY REPRESENTATIONS OR WARRANTIES WHATSOEVER RELATED TO PATENT OR
// OTHER INTELLECTUAL PROPERTY RIGHTS IN THE ACES CONTAINER REFERENCE
// IMPLEMENTATION, OR APPLICATIONS THEREOF, HELD BY PARTIES OTHER THAN
// A.M.P.A.S., WHETHER DISCLOSED OR UNDISCLOSED.
//
// Derived from :
//
// cd_openEXRWriter.cpp
// ACES Container Writer
//
// License Terms for the ACES Container Writer
//
// The ACES Container Writer is provided by Adobe Systems Incorporated under the
// following terms and conditions:
//
// Copyright © 2015 Adobe Systems Incorporated ("Adobe"). All rights reserved.
//
// A worldwide, royalty-free, non-exclusive right to copy, modify, create
// derivatives, and use, in source and binary forms, is hereby granted, subject
// to acceptance of this license. Performance of any of the aforementioned acts
// indicates acceptance to be bound by the following terms and conditions:
//
// * Copies of source code, in whole or in part, must retain the above copyright
// notice, this list of conditions and the Disclaimer of Warranty.
//
// * Use in binary form must retain the above copyright notice, this list of
// conditions and the Disclaimer of Warranty in the documentation and/or other
// materials provided with the distribution.
//
// * Nothing in this license shall be deemed to grant any rights to trademarks,
// copyrights, patents, trade secrets or any other intellectual property of
// Adobe or any contributors, except as expressly stated herein.
//
// * Neither the name "Adobe" nor the name of any other contributors to this
// software may be used to endorse or promote products derivative of or based on
// this software without express prior written permission of Adobe or the
// contributors, as appropriate.
//
// This license shall be construed pursuant to the laws of the State of
// California, and any disputes related thereto shall be subject to the
// jurisdiction of the courts therein.
//
// Disclaimer of Warranty: THIS SOFTWARE IS PROVIDED BY ADOBE AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
// THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE,
// AND NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL ADOBE, OR ANY
// CONTRIBUTORS OR DISTRIBUTORS, BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, RESITUTIONARY, 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.
//
// WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, ADOBE SPECIFICALLY
// DISCLAIMS ANY REPRESENTATIONS OR WARRANTIES WHATSOEVER RELATED TO PATENT OR
// OTHER INTELLECTUAL PROPERTY RIGHTS IN ACES CONTAINER WRITER, OR
// APPLICATIONS THEREOF, HELD BY PARTIES OTHER THAN ADOBE, WHETHER DISCLOSED OR
// UNDISCLOSED.
#include "aces_crossplat.h"
#include "aces_Writer.h"
#include "aces_timing.h"
#include "aces_errors.h"
#include "aces_log.h"
#include <fstream>
#include <cstdio>
#include <ctime>
#include <cassert>
#include <unistd.h>
#include <fcntl.h>
// =====================================================================
aces_Writer:: aces_Writer() {
pOutputBuffer = NULL;
}
// =====================================================================
aces_Writer:: ~aces_Writer() {
delete[] pOutputBuffer;
}
// =====================================================================
/* provides info for preparing image data
output:
default acesHeaderInfo including chromaticity coordinates (ACES)
*/
acesHeaderInfo aces_Writer:: getDefaultHeaderInfo ()
{
error = 0;
return acesHeaderInfo();
}
// =====================================================================
/* set up the output for a clip
inputs:
image dimensions
static metadata:
output folder name with trailing /
processing:
clear output folder
calculate buffer sizes
set up output buffer
locations for static metadata
special for Aces: link table
*/
err aces_Writer:: configure( const MetaWriteClip & clipMeta )
{
aces_timing timer;
// generic
error = 0;
outputRows = clipMeta.outputRows;
outputCols = clipMeta.outputCols;
hi = clipMeta.hi;
assert ( outputRows > 0 );
assert ( outputCols > 0 );
outputFilenames = clipMeta.outputFilenames;
// Aces
hi.dataWindow.yMax = hi.dataWindow.yMin + outputRows - 1;
hi.dataWindow.xMax = hi.dataWindow.xMin + outputCols - 1;
hi.displayWindow = hi.dataWindow;
switch ( hi.channels.size() )
{
case 3:
if ( hi.channels[0].name != "B" || hi.channels[1].name != "G" ||
hi.channels[2].name != "R" )
return aces_ErrorBadChannels;
break;
case 4:
if ( hi.channels[0].name != "A" || hi.channels[1].name != "B" ||
hi.channels[2].name != "G" || hi.channels[3].name != "R" )
return aces_ErrorBadChannels;
break;
case 6:
if ( hi.channels[0].name != "B" || hi.channels[1].name != "G" ||
hi.channels[2].name != "R" || hi.channels[3].name != "left.B" ||
hi.channels[4].name != "left.G" || hi.channels[5].name != "left.R" )
return aces_ErrorBadChannels;
break;
case 8:
if ( hi.channels[0].name != "A" || hi.channels[1].name != "B" ||
hi.channels[2].name != "G" || hi.channels[3].name != "R" ||
hi.channels[4].name != "left.A" || hi.channels[5].name != "left.B" ||
hi.channels[6].name != "left.G" || hi.channels[7].name != "left.R" )
return aces_ErrorBadChannels;
break;
default:
return aces_ErrorBadChannels;
break;
}
outputBufferSize = outputRows * (8 + 2 * 4 + outputCols * hi.channels.size() * 2) + 1100000;
assert ( outputBufferSize < 100e6 );
delete[] pOutputBuffer;
pOutputBuffer = new char [ (size_t) outputBufferSize ];
assert ( pOutputBuffer != NULL );
stat.timeConfigure += timer.time();
return error;
}
// =====================================================================
/* Prepare for exporting a new image
Call once for each image
inputs:
file name
frame number for file name
time code
date-time
processing:
Convert metadata to Aces formats
Refreshes the output buffer with dynamic metadata
Clear row counters etc used by storeImageRow()
*/
err aces_Writer:: newImageObject ( const DynamicMetadata & imageMeta )
{
aces_timing timer;
// generic
error = 0;
assert ( outputBufferSize > 0 );
numberOfRowsWritten = 0;
outputFileSize = 0;
filename = outputFilenames[ imageMeta.imageIndex ];
// save away some dynamic metadata
char buffer [80];
time_t rawtime = time ( NULL );
strftime (buffer, sizeof(buffer), "%Y-%m-%dT%H:%M:%S%Z", localtime ( &rawtime));
hi.dateTime = buffer;
hi.capDate = imageMeta.capDate;
hi.imageCounter = imageMeta.imageCounter;
hi.keyCode = imageMeta.keyCode;
hi.timeCode = imageMeta.timeCode;
hi.uuid = imageMeta.uuid;
// initialize output stream, write metadata part of output image
// get scan line locations, get final image size
outputFileSize = oef.writeAllButScanlines( hi, pOutputBuffer, outputBufferSize );
assert ( outputFileSize <= outputBufferSize );
stat.timeNewImageObject += timer.time();
return error;
}
// =====================================================================
// Add a row of output RGB to image:
// call once per row
// inputs:
// row of output RGB values in half (size given in call to configure)
// row number within image (to allow for out of order processing )
// processing:
// Reorder scan line values by color
// Store RGB row by index in output image buffer
// returns error code
err aces_Writer:: storeHalfRow ( const halfBytes * rgbHalfRow, uint32 row )
{
aces_timing timer;
// generic
error = 0;
assert ( rgbHalfRow != NULL);
assert ( row < outputRows );
assert ( numberOfRowsWritten < outputRows );
numberOfRowsWritten++;
if ( hi.channels.size() > 4 )
return aces_ErrorNotYetImplemented;
// Aces
oef.writeHalfLine ( rgbHalfRow, row );
stat.timeDataProcessing += timer.time();
return error;
}
// =====================================================================
// get pointer to a row of output RGB to image:
// call once per row
// inputs:
// row of output RGB values in half (size given in call to configure)
// row number within image (to allow for out of order processing )
halfBytes * aces_Writer:: GetPointerToPixelData ( uint32 row )
{
aces_timing timer;
// generic
error = 0;
assert ( row < outputRows );
assert ( numberOfRowsWritten < outputRows );
numberOfRowsWritten++;
// Aces
halfBytes * halfRow = oef.spaceForScanLine ( row );
stat.timeDataProcessing += timer.time();
return halfRow;
}
// =====================================================================
/* Complete the data structures and write to disk
Call once for each image after all rows have been written
inputs:
none
processing:
check that all rows were received
write to disk
*/
err aces_Writer:: saveImageObject ( )
{
aces_timing timer;
error = 0;
// Make final updates to header
oef.setChecksums ( );
stat.timeUpdateHeader += timer.time();
// generic
assert ( numberOfRowsWritten == outputRows );
assert ( outputFileSize > 0 );
assert ( outputBufferSize >= outputFileSize );
// write out the file
assert ( filename != "" );
// // ========================================
// // Performance critical section
// // ========================================
//
// int outF = open(filename.c_str(), O_WRONLY | O_CREAT | O_NONBLOCK | O_TRUNC );
// stat.timeOpen += timer.time();
//
// write(outF, pOutputBuffer, outputBufferSize);
// stat.timeWrite += timer.time();
//
// close(outF);
// stat.timeClose += timer.time();
//
// // ========================================
// // End of Performance critical section
// // ========================================
// ========================================
// Performance critical section
// ========================================
ofstream outFile ( filename.c_str(), fstream::out | fstream::binary | fstream::trunc ); // 2.3 ms per frame
stat.timeOpen += timer.time();
if ( !outFile.good() ) error = aces_ErrorOpenFile;
else {
outFile.write ( pOutputBuffer, (std::streamsize) outputFileSize ); // 10 ms per frame
if ( !outFile.good() ) error = aces_ErrorWriteFile;
}
stat.timeWrite += timer.time();
outFile.close();
stat.timeClose += timer.time();
// ========================================
// End of Performance critical section
// ========================================
stat.bytesProcessed += outputFileSize;
numberOfRowsWritten = 0;
return error;
}
// =====================================================================
IOstats aces_Writer:: stats ()
{
IOstats temp1 = stat;
stat = IOstats();
return temp1;
}