changeset 1902:dc275d7d9aa6 import-audio-data

Toward loading audio from CSV files
author Chris Cannam
date Thu, 28 Jun 2018 14:53:38 +0100 (2018-06-28)
parents a3cd06d89a45
children 05c53d02bf7e
files main/MainWindow.cpp main/MainWindow.h repoint-lock.json repoint-project.json
diffstat 4 files changed, 58 insertions(+), 6 deletions(-) [+]
line wrap: on
line diff
--- a/main/MainWindow.cpp	Thu Jun 28 12:53:05 2018 +0100
+++ b/main/MainWindow.cpp	Thu Jun 28 14:53:38 2018 +0100
@@ -587,8 +587,15 @@
     connect(this, SIGNAL(canExportAudio(bool)), action, SLOT(setEnabled(bool)));
     menu->addAction(action);
 
+    menu->addSeparator();
+    
+    action = new QAction(tr("Import Audio Data..."), this);
+    action->setStatusTip(tr("Import audio sample values from a CSV data file"));
+    connect(action, SIGNAL(triggered()), this, SLOT(importAudioData()));
+    menu->addAction(action);
+    
     action = new QAction(tr("Export Audio Data..."), this);
-    action->setStatusTip(tr("Export audio from selection into a data file"));
+    action->setStatusTip(tr("Export audio from selection into a CSV data file"));
     connect(action, SIGNAL(triggered()), this, SLOT(exportAudioData()));
     connect(this, SIGNAL(canExportAudio(bool)), action, SLOT(setEnabled(bool)));
     menu->addAction(action);
@@ -2880,6 +2887,48 @@
 }
 
 void
+MainWindow::importAudioData()
+{
+    QString path = getOpenFileName(FileFinder::CSVFile);
+    if (path == "") return;
+
+    sv_samplerate_t rate = 44100; //!!!
+    
+    CSVFormat format(path);
+    format.setModelType(CSVFormat::WaveFileModel);
+    format.setSampleRate(rate);
+    format.setTimingType(CSVFormat::ImplicitTiming);
+    format.setTimeUnits(CSVFormat::TimeAudioFrames);
+
+    FileOpenStatus status = FileOpenSucceeded;
+    
+    WaveFileModel *model = qobject_cast<WaveFileModel *>
+        (DataFileReaderFactory::loadCSV
+         (path, format,
+          getMainModel() ? getMainModel()->getSampleRate() : rate));
+
+    if (!model || !model->isOK()) {
+
+        delete model;
+        status = FileOpenFailed;
+
+    } else {
+
+        status = addOpenedAudioModel(path,
+                                     model,
+                                     CreateAdditionalModel,
+                                     getDefaultSessionTemplate(),
+                                     false);
+    }
+
+    if (status == FileOpenFailed) {
+        emit hideSplash();
+        QMessageBox::critical(this, tr("Failed to open file"),
+                              tr("<b>File open failed</b><p>Audio data file %1 could not be opened.").arg(path));
+    }
+}
+
+void
 MainWindow::importLayer()
 {
     Pane *pane = m_paneStack->getCurrentPane();
--- a/main/MainWindow.h	Thu Jun 28 12:53:05 2018 +0100
+++ b/main/MainWindow.h	Thu Jun 28 14:53:38 2018 +0100
@@ -60,6 +60,7 @@
     virtual void applyTemplate();
     virtual void exportAudio();
     virtual void exportAudioData();
+    virtual void importAudioData();
     virtual void importLayer();
     virtual void exportLayer();
     virtual void exportImage();
--- a/repoint-lock.json	Thu Jun 28 12:53:05 2018 +0100
+++ b/repoint-lock.json	Thu Jun 28 14:53:38 2018 +0100
@@ -4,10 +4,10 @@
       "pin": "da86fb0bccb3"
     },
     "svcore": {
-      "pin": "71202259002d"
+      "pin": "53fa8d57b728"
     },
     "svgui": {
-      "pin": "13e17e61f898"
+      "pin": "fcc1f45f7bd5"
     },
     "svapp": {
       "pin": "d4c16eed673d"
@@ -37,7 +37,7 @@
       "pin": "d90244c003be"
     },
     "sv-dependency-builds": {
-      "pin": "a69c1527268d"
+      "pin": "a9f5ce17330a"
     },
     "icons/scalable": {
       "pin": "1c6516ba7fc1"
--- a/repoint-project.json	Thu Jun 28 12:53:05 2018 +0100
+++ b/repoint-project.json	Thu Jun 28 14:53:38 2018 +0100
@@ -16,11 +16,13 @@
         },
         "svcore": {
             "vcs": "hg",
-            "service": "soundsoftware"
+            "service": "soundsoftware",
+            "branch": "import-audio-data"
         },
         "svgui": {
             "vcs": "hg",
-            "service": "soundsoftware"
+            "service": "soundsoftware",
+            "branch": "import-audio-data"
         },
         "svapp": {
             "vcs": "hg",