From 2ec15cce5cda42ec125eb3e3bc1a8d999f4dcd70 Mon Sep 17 00:00:00 2001
From: Vladislav Kobzar <vladozar@gmail.com>
Date: Tue, 28 Nov 2017 09:36:29 -0500
Subject: [PATCH] Fixed media playback bug from history

---
 mediawidget.cpp            | 40 +++++++++++++++++++++++++++++++-------
 mediawidget.hpp            |  6 ++++--
 projectordisplayscreen.cpp | 13 +++++++------
 projectordisplayscreen.hpp |  2 +-
 videoinfo.hpp              |  3 ++-
 5 files changed, 47 insertions(+), 17 deletions(-)

diff --git a/mediawidget.cpp b/mediawidget.cpp
index b64af2f..ff5539f 100644
--- a/mediawidget.cpp
+++ b/mediawidget.cpp
@@ -25,9 +25,9 @@
 MediaWidget::MediaWidget(QWidget *parent) :
     QWidget(parent),
     ui(new Ui::MediaWidget)//,
-//    m_AudioOutput(Phonon::VideoCategory)
 {
     ui->setupUi(this);
+    isReadyToPlay = false;
     player = new QMediaPlayer(this);
 
     mediaControls = new MediaControl(this);
@@ -130,6 +130,7 @@ void MediaWidget::loadMediaLibrary()
 
 void MediaWidget::statusChanged(QMediaPlayer::MediaStatus status)
 {
+    qDebug()<<"statusChanged"<<status;
     switch (status) {
     case QMediaPlayer::BufferingMedia:
     case QMediaPlayer::LoadingMedia:
@@ -143,6 +144,10 @@ void MediaWidget::statusChanged(QMediaPlayer::MediaStatus status)
     case QMediaPlayer::InvalidMedia:
         displayErrorMessage();
         break;
+    case QMediaPlayer::LoadedMedia:
+    case QMediaPlayer::BufferedMedia:
+        isReadyToPlay = true;
+        break;
     }
 }
 
@@ -224,11 +229,12 @@ void MediaWidget::dragMoveEvent(QDragMoveEvent *e)
 }
 
 
-void MediaWidget::playFile(QString filePath)
+void MediaWidget::playFile(QUrl filePath)
 {
+    isReadyToPlay = false;
     player->stop();
-    currentMediaUrl = QUrl::fromLocalFile(filePath);
-    QMediaContent m(currentMediaUrl);
+    currentMediaUrl = filePath;
+    QMediaContent m(filePath);
     player->setMedia(m);
 }
 
@@ -290,7 +296,7 @@ void MediaWidget::insertFiles(QStringList &files)
     {
         QFileInfo f(file);
         mediaFileNames.append(f.fileName());
-        mediaFilePaths.append(file);
+        mediaFilePaths.append(QUrl::fromLocalFile(file));
         sq.exec(QString("INSERT INTO Media (long_Path, short_path) VALUES('%1', '%2')").arg(file).arg(f.fileName()));
         ui->listWidgetMediaFiles->addItem(f.fileName());
     }
@@ -298,19 +304,23 @@ void MediaWidget::insertFiles(QStringList &files)
 
 void MediaWidget::hasVideoChanged(bool bHasVideo)
 {
+    qDebug()<<"hasVideoChanged"<<bHasVideo;
     if(!bHasVideo && videoWidget->isFullScreen())
         videoWidget->setFullScreen(false);
     ui->labelInfo->setVisible(!bHasVideo);
     ui->pushButtonGoLive->setEnabled(bHasVideo);
     videoWidget->setVisible(bHasVideo);
+//    isReadyToPlay = true;
 }
 
 void MediaWidget::prepareForProjection()
 {
     player->pause();
     VideoInfo v;
-    v.fileName = mediaFileNames.at(ui->listWidgetMediaFiles->currentRow());
-    v.filePath = mediaFilePaths.at(ui->listWidgetMediaFiles->currentRow());
+//    v.fileName = mediaFileNames.at(ui->listWidgetMediaFiles->currentRow());
+//    v.filePath = mediaFilePaths.at(ui->listWidgetMediaFiles->currentRow());
+    v.fileName = currentMediaUrl.fileName();
+    v.filePath = currentMediaUrl.toString();
     emit toProjector(v);
 }
 
@@ -379,6 +389,11 @@ VideoInfo MediaWidget::getMedia()
 
 void MediaWidget::setMediaFromSchedule(VideoInfo &v)
 {
+    if(currentMediaUrl == v.filePath)
+    {
+        // Same current Media File, do not update.
+        return;
+    }
     ui->listWidgetMediaFiles->clearSelection();
     playFile(v.filePath);
     player->pause();
@@ -386,10 +401,21 @@ void MediaWidget::setMediaFromSchedule(VideoInfo &v)
 
 void MediaWidget::goLiveFromSchedule()
 {
+    while (!isReadyToPlay)
+    {
+        Sleep(100);
+    }
+    qDebug()<<videoWidget->isVisible()<<ui->pushButtonGoLive->isEnabled();
     if(ui->pushButtonGoLive->isEnabled())
+    {
+        qDebug()<<"Go Live is Enabled";
         prepareForProjection();
+    }
     else
+    {
+        qDebug()<<"Start Playing";
         player->play();
+    }
 }
 
 bool MediaWidget::isValidMedia()
diff --git a/mediawidget.hpp b/mediawidget.hpp
index d5a2de7..2d24f91 100644
--- a/mediawidget.hpp
+++ b/mediawidget.hpp
@@ -61,7 +61,7 @@ public slots:
     void toProjector(VideoInfo &vid);
 
 private slots:
-    void playFile(QString filePath);
+    void playFile(QUrl filePath);
     void updateInfo();
 
     void handleDrop(QDropEvent *e);
@@ -94,9 +94,11 @@ private slots:
 
     QString audioExt;
     QString videoExt;
-    QStringList mediaFilePaths;
+    QList<QUrl> mediaFilePaths;
     QStringList mediaFileNames;
     QUrl currentMediaUrl;
+
+    bool isReadyToPlay;
 };
 
 #endif // MEDIAWIDGET_HPP
diff --git a/projectordisplayscreen.cpp b/projectordisplayscreen.cpp
index 6a5f39a..14c117d 100644
--- a/projectordisplayscreen.cpp
+++ b/projectordisplayscreen.cpp
@@ -180,13 +180,14 @@ void ProjectorDisplayScreen::setBackVideo(QString path)
     item2->setProperty("fillMode",Qt::IgnoreAspectRatio);
 }
 
-void ProjectorDisplayScreen::setVideoSource(QObject* playerObject, QString path)
+void ProjectorDisplayScreen::setVideoSource(QObject* playerObject, QUrl path)
 {
-#if  (defined(Q_OS_UNIX))
-    // Prefix "file://" to the file name only for Unix like systems.
-    path = "file://" + path;
-#endif
-    playerObject->setProperty("source",path);
+//#if  (defined(Q_OS_UNIX))
+//    // Prefix "file://" to the file name only for Unix like systems.
+//    path = "file://" + path;
+//#endif
+//    playerObject->setProperty("source",path);
+    playerObject->setProperty("source",path.toString());
 }
 
 void ProjectorDisplayScreen::updateScreen()
diff --git a/projectordisplayscreen.hpp b/projectordisplayscreen.hpp
index fe46e11..744c673 100644
--- a/projectordisplayscreen.hpp
+++ b/projectordisplayscreen.hpp
@@ -74,7 +74,7 @@ private slots:
     void setBackPixmap(QPixmap p, QColor c);
     void setTextPixmap(QPixmap p);
     void setBackVideo(QString path);
-    void setVideoSource(QObject *playerObject, QString path);
+    void setVideoSource(QObject *playerObject, QUrl path);
     void updateScreen();
 
     void exitSlideClicked();
diff --git a/videoinfo.hpp b/videoinfo.hpp
index 56fe870..a4e8b7b 100644
--- a/videoinfo.hpp
+++ b/videoinfo.hpp
@@ -21,13 +21,14 @@
 #define VIDEOINFO_HPP
 
 #include <QString>
+#include <QUrl>
 
 class VideoInfo
 {
 public:
     VideoInfo();
 public:
-    QString filePath;
+    QUrl filePath;
     QString fileName;
     int aspectRatio;
 };