stereograma - initial git repository. new SW depth map renderer for 3…

…D objects.

RPly/rplyfile.h

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+#ifndef RPLY_FILE_H
+#define RPLY_FILE_H
+/* ----------------------------------------------------------------------
+ * RPly library, read/write PLY files
+ * Diego Nehab, IMPA
+ * http://www.impa.br/~diego/software/rply
+ *
+ * This library is distributed under the MIT License. See notice
+ * at the end of this file.
+ * ---------------------------------------------------------------------- */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* ----------------------------------------------------------------------
+ * Opens a PLY file for reading (fails if file is not a PLY file)
+ *
+ * file_pointer: FILE * to file open for reading
+ * error_cb: error callback function
+ * idata,pdata: contextual information available to users
+ *
+ * Returns 1 if successful, 0 otherwise
+ * ---------------------------------------------------------------------- */
+p_ply ply_open_from_file(FILE *file_pointer, p_ply_error_cb error_cb,
+    long idata, void *pdata);
+
+/* ----------------------------------------------------------------------
+ * Creates new PLY file
+ *
+ * file_pointer: FILE * to a file open for writing
+ * storage_mode: file format mode
+ * error_cb: error callback function
+ * idata,pdata: contextual information available to users
+ *
+ * Returns handle to PLY file if successfull, NULL otherwise
+ * ---------------------------------------------------------------------- */
+p_ply ply_create_to_file(FILE *file_pointer, e_ply_storage_mode storage_mode,
+        p_ply_error_cb error_cb, long idata, void *pdata);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* RPLY_FILE_H */
+
+/* ----------------------------------------------------------------------
+ * Copyright (C) 2003-2015 Diego Nehab. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * ---------------------------------------------------------------------- */

anaglyphmaker.cpp

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+#include "anaglyphmaker.h"
+#include "imageviewer.h"
+#include "ui_anaglyphmaker.h"
+#include <QMessageBox>
+
+AnaglyphMaker::AnaglyphMaker(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::AnaglyphMaker)
+{
+    ui->setupUi(this);
+    ui->rightView->setBasicImageParent(this);
+    ui->rightView->setFolderSettings("anaglyph");
+    ui->rightView->setSaveTitle("Right Image");
+    ui->leftView->setBasicImageParent(this);
+    ui->leftView->setFolderSettings("anaglyph");
+    ui->leftView->setSaveTitle("Left Image");
+}
+
+AnaglyphMaker::~AnaglyphMaker()
+{
+    delete ui;
+}
+
+void AnaglyphMaker::on_mergeButton_clicked()
+{
+    if (ui->leftView->getImage().isNull() || ui->rightView->getImage().isNull())
+    {
+        QMessageBox::warning(this,"Error","Please load images");
+        return;
+    }
+    if ((ui->leftView->getImage().width() != ui->rightView->getImage().width())
+        || (ui->leftView->getImage().height() != ui->rightView->getImage().height()))
+    {
+        QMessageBox::warning(this,"Error","Images are not at the same size.");
+        return;
+    }
+    int width = ui->leftView->getImage().width();
+    int height = ui->leftView->getImage().height();
+
+    const QImage * refLeft=ui->leftView->getImagePtr();
+    const QImage * refRight=ui->rightView->getImagePtr();
+    if (ui->swapButton->isChecked())
+    {
+        const QImage *temp=refLeft;
+        refLeft=refRight;
+        refRight=temp;
+    }
+    QImage imLeft,imRight;
+    if (ui->leftView->getImage().depth()!=32)
+        imLeft=refLeft->convertToFormat(QImage::Format_ARGB32);
+    else
+        imLeft=*refLeft;
+
+    if (ui->rightView->getImage().depth()!=32)
+        imRight=refRight->convertToFormat(QImage::Format_ARGB32);
+    else
+        imRight=*refRight;
+
+    QImage result(width,height,QImage::Format_ARGB32);
+    unsigned int *resptr;
+    unsigned int *endptr;
+    const unsigned int *leftptr;
+    const unsigned int *rightptr;
+    unsigned int rightalpha,leftalpha;
+    unsigned int alpha;
+    unsigned int r,g,b;
+    for (int i=0;i<height;i++)
+    {
+        resptr=(unsigned int *)result.scanLine(i);
+        endptr=resptr+width;
+        leftptr=(const unsigned int *)imLeft.scanLine(i);
+        rightptr=(const unsigned int *)imRight.scanLine(i);
+        while(resptr<endptr)
+        {
+            rightalpha=((*rightptr)&0xff000000)>>24;
+            leftalpha=((*leftptr)&0xff000000)>>24;
+            r=((*leftptr)&0x00ff0000)>>16;
+            g=((*rightptr)&0x0000ff00)>>8;
+            b=((*rightptr)&0x000000ff);
+            alpha = leftalpha+rightalpha-rightalpha*leftalpha/255;
+            if (alpha==0)
+            {
+                *resptr=0;
+                resptr++;
+                rightptr++;
+                leftptr++;
+            }
+            else
+            {
+                r=(unsigned char)((leftalpha*r)/(alpha));
+
+                g=(unsigned char)((rightalpha*g)/(alpha));
+
+                b=(unsigned char)((rightalpha*b)/(alpha));
+                *resptr=(alpha<<24)|(r<<16)|(g<<8)|b;
+                resptr++;
+                rightptr++;
+                leftptr++;
+            }
+        }
+    }
+    ImageViewer * imview=new ImageViewer(this);
+    imview->setWindowTitle("Result");
+    imview->setFolderSettings("anaglyph_result");
+    imview->setSaveTitle("Anaglyph");
+    imview->setImage(result);
+    imview->show();
+}

anaglyphmaker.h

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+#ifndef ANAGLYPHMAKER_H
+#define ANAGLYPHMAKER_H
+
+#include <QMainWindow>
+
+namespace Ui {
+class AnaglyphMaker;
+}
+
+class AnaglyphMaker : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit AnaglyphMaker(QWidget *parent = 0);
+    ~AnaglyphMaker();
+
+private slots:
+    void on_mergeButton_clicked();
+
+private:
+    Ui::AnaglyphMaker *ui;
+};
+
+#endif // ANAGLYPHMAKER_H