2021-03-09 Fred Gleason <fredg@paravelsystems.com>

* Stubbed out a 'RDWaveScene' class.

Signed-off-by: Fred Gleason <fredg@paravelsystems.com>

tests/Makefile.am

@@ -52,7 +52,8 @@ noinst_PROGRAMS = audio_convert_test\
                   test_pam\
                   timer_test\
                   upload_test\
-                  wav_chunk_test
+                  wav_chunk_test\
+                  wavescene_test
 
 dist_audio_convert_test_SOURCES = audio_convert_test.cpp audio_convert_test.h
 audio_convert_test_LDADD = @LIB_RDLIBS@ @LIBVORBIS@ @QT5_LIBS@ @MUSICBRAINZ_LIBS@ 
@@ -140,6 +141,10 @@ upload_test_LDADD = @LIB_RDLIBS@ @LIBVORBIS@ @QT5_LIBS@ @MUSICBRAINZ_LIBS@
 dist_wav_chunk_test_SOURCES = wav_chunk_test.cpp wav_chunk_test.h
 wav_chunk_test_LDADD = @LIB_RDLIBS@ @LIBVORBIS@ @QT5_LIBS@ @MUSICBRAINZ_LIBS@ 
 
+dist_wavescene_test_SOURCES = wavescene_test.cpp wavescene_test.h
+nodist_wavescene_test_SOURCES = moc_wavescene_test.cpp
+wavescene_test_LDADD = @LIB_RDLIBS@ @LIBVORBIS@ @QT5_LIBS@ @MUSICBRAINZ_LIBS@ 
+
 EXTRA_DIST = rivendell_standard.txt\
              visualtraffic.txt
 

tests/wavescene_test.cpp

@@ -0,0 +1,221 @@
+// wavescene_test.cpp
+//
+// Test harness for RDWaveScene
+//
+//   (C) Copyright 2021 Fred Gleason <fredg@paravelsystems.com>
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   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., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#include <QApplication>
+#include <QGraphicsTextItem>
+#include <QMessageBox>
+
+#include <rdapplication.h>
+#include <rdpeaksexport.h>
+
+#include "wavescene_test.h"
+
+MainWidget::MainWidget(QWidget *parent)
+  : QWidget(parent)
+{
+  QString err_msg;
+  bool ok=false;
+
+  d_cart_number=0;
+  d_cut_number=-1;
+  d_scene=NULL;
+  d_view=NULL;
+
+  //
+  // Open the database
+  //
+  rda=new RDApplication("wavescene_test","wavescene_test",WAVESCENE_TEST_USAGE,
+			this);
+  if(!rda->open(&err_msg)) {
+    QMessageBox::critical(this,"wavescene_test - "+tr("Error"),err_msg);
+    exit(RDApplication::ExitNoDb);
+  }
+  d_font_engine=new RDFontEngine(font(),rda->config());
+
+  //
+  // Get Command Switches
+  //
+  for(unsigned i=0;i<rda->cmdSwitch()->keys();i++) {
+    if(rda->cmdSwitch()->key(i)=="--cart-number") {
+      d_cart_number=rda->cmdSwitch()->value(i).toUInt(&ok);
+      if((!ok)||(d_cart_number>RD_MAX_CART_NUMBER)) {
+	fprintf(stderr,"wavescene_test: invalid cart number\n");
+	exit(RDApplication::ExitInvalidOption);
+      }
+      rda->cmdSwitch()->setProcessed(i,true);
+    }
+    if(rda->cmdSwitch()->key(i)=="--cut-number") {
+      d_cut_number=rda->cmdSwitch()->value(i).toInt(&ok);
+      if((!ok)||(d_cut_number>RD_MAX_CUT_NUMBER)||(d_cut_number<1)) {
+	fprintf(stderr,"wavescene_test: invalid cut number\n");
+	exit(RDApplication::ExitInvalidOption);
+      }
+      rda->cmdSwitch()->setProcessed(i,true);
+    }
+
+    if(!rda->cmdSwitch()->processed(i)) {
+      fprintf(stderr,"wavescene_test: unknown option \"%s\"\"\n",
+	      rda->cmdSwitch()->key(i).toUtf8().constData());
+      exit(RDApplication::ExitInvalidOption);
+    }
+  }
+  if(d_cart_number==0) {
+    fprintf(stderr,"wavescene_test: you must specify a cart number\n");
+    exit(RDApplication::ExitInvalidOption);
+  }
+  if(d_cut_number==-1) {
+    fprintf(stderr,"wavescene_test: you must specify a cut number\n");
+    exit(RDApplication::ExitInvalidOption);
+  }
+
+  d_view=new QGraphicsView(this);
+
+  d_up_button=new RDTransportButton(RDTransportButton::Up,this);
+  connect(d_up_button,SIGNAL(clicked()),this,SLOT(upShrinkData()));
+
+  d_down_button=new RDTransportButton(RDTransportButton::Down,this);
+  connect(d_down_button,SIGNAL(clicked()),this,SLOT(downShrinkData()));
+
+  d_shrink_factor_edit=new QLineEdit(this);
+  d_shrink_factor_edit->setReadOnly(true);
+  d_shrink_factor_edit->setText("1");
+
+  d_shrink_factor_label=new QLabel(tr("X Shrink Factor"),this);
+  d_shrink_factor_label->setFont(d_font_engine->labelFont());
+  d_shrink_factor_label->setAlignment(Qt::AlignCenter);
+
+  //
+  // Connect to ripcd(8)
+  //
+  connect(rda,SIGNAL(userChanged()),this,SLOT(userData()));
+  rda->ripc()->
+    connectHost("localhost",RIPCD_TCP_PORT,rda->config()->password());
+}
+
+
+QSize MainWidget::sizeHint() const
+{
+  return QSize(1000,450);
+}
+
+
+void MainWidget::userData()
+{
+  setWindowTitle("wavescene_test User: "+rda->user()->name());
+
+  d_cut=new RDCut(d_cart_number,d_cut_number);
+  if(!d_cut->exists()) {
+    fprintf(stderr,"wavescene_test: no such cart/cut\n");
+    exit(RDApplication::ExitInvalidCart);
+  }
+  d_channel=RDWaveScene::Left;
+
+  LoadEnergy();
+
+  LoadWave();
+}
+
+
+void MainWidget::upShrinkData()
+{
+  int x_shrink=d_shrink_factor_edit->text().toInt();
+
+  x_shrink=x_shrink*2;
+  d_shrink_factor_edit->setText(QString().sprintf("%d",x_shrink));
+  LoadWave();
+}
+
+
+void MainWidget::downShrinkData()
+{
+  int x_shrink=d_shrink_factor_edit->text().toInt();
+
+  if(x_shrink>1) {
+    x_shrink=x_shrink/2;
+    d_shrink_factor_edit->setText(QString().sprintf("%d",x_shrink));
+    LoadWave();
+  }
+}
+
+
+void MainWidget::resizeEvent(QResizeEvent *e)
+{
+  if(d_view!=NULL) {
+    d_view->setGeometry(0,0,size().width(),300);
+  }
+
+  d_shrink_factor_label->setGeometry(10,302,200,20);
+  d_up_button->setGeometry(15,325,80,50);
+  d_down_button->setGeometry(15,385,80,50);
+  d_shrink_factor_edit->setGeometry(110,325,50,20);
+}
+
+
+void MainWidget::LoadWave()
+{
+  int x_shrink=d_shrink_factor_edit->text().toInt();
+
+  if(d_scene!=NULL) {
+    d_scene->deleteLater();
+  }
+  d_scene=new RDWaveScene(d_cut,d_channel,d_energy_data,x_shrink,this);
+
+  QGraphicsTextItem *t_item=
+    d_scene->addText(QString().sprintf("%d frames/pixel",1152*x_shrink),
+		     d_font_engine->bigLabelFont());
+  t_item->setDefaultTextColor(Qt::red);
+  d_view->setScene(d_scene);
+  d_view->show();
+  d_view->setGeometry(0,0,size().width(),300);
+}
+
+
+void MainWidget::LoadEnergy()
+{
+  RDPeaksExport::ErrorCode err_code;
+  RDPeaksExport *conv=new RDPeaksExport(this);
+
+  conv->setCartNumber(d_cut->cartNumber());
+  conv->setCutNumber(d_cut->cutNumber());
+  if((err_code=conv->runExport(rda->user()->name(),rda->user()->password()))!=RDPeaksExport::ErrorOk) {
+    QMessageBox::critical(this,"wavescene_test - "+tr("Error"),
+			  tr("Energy export failed")+": "+
+			  RDPeaksExport::errorText(err_code));
+    exit(255);
+  }
+  d_energy_data.clear();
+  for(unsigned i=0;i<conv->energySize();i+=2) {
+    d_energy_data.push_back(conv->energy(i)/256);
+    //d_energy_data.push_back(conv->energy(i));
+  }
+
+  delete conv;
+}
+
+
+int main(int argc,char *argv[])
+{
+  QApplication a(argc,argv);
+
+  MainWidget *w=new MainWidget();
+  w->show();
+
+  return a.exec();
+}

tests/wavescene_test.h

@@ -0,0 +1,68 @@
+// wavescene_test.h
+//
+// Test harness for RDWaveScene
+//
+//   (C) Copyright 2021 Fred Gleason <fredg@paravelsystems.com>
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   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., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#ifndef WAVESCENE_TEST_H
+#define WAVESCENE_TEST_H
+
+#include <QGraphicsView>
+#include <QLabel>
+#include <QLineEdit>
+#include <QWidget>
+
+#include <rdfontengine.h>
+#include <rdtransportbutton.h>
+#include <rdwavescene.h>
+
+#define WAVESCENE_TEST_USAGE "[options]\n"
+
+class MainWidget : public QWidget
+{
+  Q_OBJECT
+ public:
+  MainWidget(QWidget *parent=0);
+  QSize sizeHint() const;
+
+ private slots:
+  void userData();
+  void upShrinkData();
+  void downShrinkData();
+
+ protected:
+  void resizeEvent(QResizeEvent *e);
+
+ private:
+  void LoadWave();
+  void LoadEnergy();
+  RDWaveScene *d_scene;
+  QGraphicsView *d_view;
+  RDCut *d_cut;
+  unsigned d_cart_number;
+  int d_cut_number;
+  QList<uint16_t> d_energy_data;
+  RDWaveScene::Channel d_channel;
+  RDFontEngine *d_font_engine;
+  RDTransportButton *d_up_button;
+  RDTransportButton *d_down_button;
+  QLineEdit *d_shrink_factor_edit;
+  QLabel *d_shrink_factor_label;
+};
+
+
+#endif  // WAVESCENE_TEST_H