backend transcoding done for proxies

dialogs/demonotice.cpp

@@ -12,7 +12,7 @@ DemoNotice::DemoNotice(QWidget *parent) :
 
 	QVBoxLayout* vlayout = new QVBoxLayout(this);
 
-	QHBoxLayout* layout = new QHBoxLayout(this);
+	QHBoxLayout* layout = new QHBoxLayout();
 	layout->setMargin(10);
 	layout->setSpacing(20);
 

dialogs/proxydialog.cpp

@@ -5,8 +5,17 @@
 #include <QDialogButtonBox>
 #include <QComboBox>
 #include <QFileDialog>
+#include <QMessageBox>
 
-ProxyDialog::ProxyDialog(QWidget *parent, const QVector<Footage *> &footage) : QDialog(parent) {
+#include <QDebug>
+
+#include "io/proxygenerator.h"
+#include "project/footage.h"
+
+ProxyDialog::ProxyDialog(QWidget *parent, const QVector<Footage *> &footage) :
+	QDialog(parent),
+	selected_footage(footage)
+{
 	// set dialog title
 	setWindowTitle(tr("Create Proxy"));
 
@@ -19,7 +28,7 @@ ProxyDialog::ProxyDialog(QWidget *parent, const QVector<Footage *> &footage) : Q
 	// set the video dimensions of the proxy
 	layout->addWidget(new QLabel(tr("Dimensions:"), this), 0, 0);
 
-	QComboBox* size_combobox = new QComboBox(this);
+	size_combobox = new QComboBox(this);
 	size_combobox->addItem(tr("Same Size as Source"), 1.0);
 	size_combobox->addItem(tr("Half Resolution (1/2)"), 0.5);
 	size_combobox->addItem(tr("Quarter Resolution (1/4)"), 0.25);
@@ -30,7 +39,7 @@ ProxyDialog::ProxyDialog(QWidget *parent, const QVector<Footage *> &footage) : Q
 	// set the desired format of the proxy to create
 	layout->addWidget(new QLabel(tr("Format:"), this), 1, 0);
 
-	QComboBox* format_combobox = new QComboBox(this);
+	format_combobox = new QComboBox(this);
 	format_combobox->addItem(tr("ProRes HQ"));
 	format_combobox->addItem(tr("ProRes SQ"));
 	format_combobox->addItem(tr("ProRes LT"));
@@ -58,6 +67,53 @@ ProxyDialog::ProxyDialog(QWidget *parent, const QVector<Footage *> &footage) : Q
 	connect(buttons, SIGNAL(rejected()), this, SLOT(reject()));
 }
 
+void ProxyDialog::accept() {
+	QVector<ProxyInfo> info_list;
+
+	for (int i=0;i<selected_footage.size();i++) {
+		// loop through selected footage and send info to the proxy queue
+
+		ProxyInfo info;
+
+		// fill info struct based on user input
+		info.footage = selected_footage.at(i);
+		info.codec_type = 0;
+		info.size_multiplier = size_combobox->currentData().toDouble();
+
+		QString base_footage_fn = QFileInfo(selected_footage.at(i)->url).fileName();
+
+		// determine path from input
+		if (custom_location.isEmpty()) {
+			// use same as source (proxy subfolder)
+
+			// generate full path from footage path and proxy_folder_name's translated "Proxy"
+			info.path = QDir(QFileInfo(selected_footage.at(i)->url).dir().filePath(proxy_folder_name)).filePath(base_footage_fn);
+		} else {
+			// use existing location
+			info.path = QDir(custom_location).filePath(base_footage_fn);
+		}
+
+		// if the proposed proxy file already exists
+		if (QFileInfo::exists(info.path) && QMessageBox::warning(this,
+																 tr("Proxy file exists"),
+																 tr("The file \"%1\" already exists. Do you wish to replace it?").arg(info.path),
+																 QMessageBox::Yes | QMessageBox::No) == QMessageBox::No) {
+			// return to dialog without closing or starting any proxy generation
+			return;
+		}
+
+		// send to proxy generator thread
+		info_list.append(info);
+	}
+
+	// all proxy info checks out, queue it with the proxy generator
+	for (int i=0;i<info_list.size();i++) {
+		proxy_generator.queue(info_list.at(i));
+	}
+
+	QDialog::accept();
+}
+
 void ProxyDialog::location_changed(int i) {
 	custom_location.clear();
 	if (i == 1) {

dialogs/proxydialog.h

@@ -11,19 +11,29 @@ class ProxyDialog : public QDialog {
 	Q_OBJECT
 public:
 	ProxyDialog(QWidget* parent, const QVector<Footage*>& footage);
+public slots:
+	// called if user clicks "OK" on the dialog
+	virtual void accept() override;
 private:
-	// user's dimensions
+	// user's desired dimensions
 	QComboBox* size_combobox;
 
+	// user's desired proxy format
+	QComboBox* format_combobox;
+
 	// allows users to set the location to store proxies
 	QComboBox* location_combobox;
 
 	// stores the custom location to store proxies if the user sets a custom location
 	QString custom_location;
 
-	// stores the subdirectory to be made next to the source in the user's language
+	// stores the subdirectory to be made next to the source (dependent on the user's language)
 	QString proxy_folder_name;
+
+	// list of footage to make proxies for
+	QVector<Footage*> selected_footage;
 private slots:
+	// triggered when the user changes the index in the location combobox
 	void location_changed(int i);
 };