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calyp/modules/ThreeSixtyFaceExtraction.cpp
T

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3.3 KiB
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/* This file is a part of Calyp project
* Copyright (C) 2014-2019 by Joao Carreira (jfmcarreira@gmail.com)
* Luis Lucas (luisfrlucas@gmail.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/**
* \file ThreeSixtyFaceExtraction.cpp
*/
#include "ThreeSixtyFaceExtraction.h"
#include <opencv2/core/core.hpp>
#include <opencv2/imgproc.hpp>
using cv::InputArray;
using cv::Mat;
using cv::OutputArray;
using cv::Point;
using cv::Rect;
using cv::Size;
ThreeSixtyFaceExtraction::ThreeSixtyFaceExtraction()
{
/* Module Definition */
m_iModuleAPI = CLP_MODULE_API_2;
m_iModuleType = CLP_FRAME_PROCESSING_MODULE;
m_pchModuleCategory = "360Video";
m_pchModuleLongName = "Face Extration";
m_pchModuleName = "ThreeSixtyFaceExtration";
m_pchModuleTooltip = "Extract a 360 video face";
m_uiNumberOfFrames = 1;
m_uiModuleRequirements = CLP_MODULE_REQUIRES_SKIP_WHILE_PLAY;
m_cModuleOptions.addOptions() /**/
( "faceNum", m_uiFaceNum, "360 proejction face to be outputed [0]" ) /**/
( "projection", m_uiProjectionType, "Projection [1] \n 1: Cubemap" ) /**/
( "partitions", m_uiNumberOfPartitionsPerFace, "Number of partitions per face [1]" ) /**/
;
m_uiFaceNum = 2;
m_uiProjectionType = 1;
m_uiNumberOfPartitionsPerFace = 1;
m_uiFacesX = 0;
m_uiFacesY = 0;
m_pcTmpFrame = NULL;
}
bool ThreeSixtyFaceExtraction::create( std::vector<CalypFrame*> apcFrameList )
{
_BASIC_MODULE_API_2_CHECK_
switch( m_uiProjectionType )
{
case 1:
m_uiFacesX = 3 * m_uiNumberOfPartitionsPerFace;
m_uiFacesY = 2 * m_uiNumberOfPartitionsPerFace;
break;
default:
assert( 0 );
}
unsigned int width = apcFrameList[0]->getWidth() / m_uiFacesX;
unsigned int height = apcFrameList[0]->getHeight() / m_uiFacesY;
m_pcOutputFrame = new CalypFrame( width, height, apcFrameList[0]->getPelFormat(), apcFrameList[0]->getBitsPel() );
return true;
}
CalypFrame* ThreeSixtyFaceExtraction::process( std::vector<CalypFrame*> apcFrameList )
{
m_pcOutputFrame->reset();
unsigned x = -1;
unsigned y = -1;
switch( m_uiProjectionType )
{
case 1: // Cube-map
x = m_uiFaceNum % m_uiFacesX * m_pcOutputFrame->getWidth();
y = ( m_uiFaceNum / m_uiFacesX ) * m_pcOutputFrame->getHeight();
break;
default:
assert( 0 );
}
m_pcOutputFrame->copyFrom( apcFrameList[0], x, y );
return m_pcOutputFrame;
}
void ThreeSixtyFaceExtraction::destroy()
{
if( m_pcOutputFrame )
delete m_pcOutputFrame;
m_pcOutputFrame = NULL;
}