Video item: don't resize when video has finished or been stopped

+ clean-up in a few places

src/adaptors/UBSvgSubsetAdaptor.cpp

@@ -677,10 +677,6 @@ UBGraphicsScene* UBSvgSubsetAdaptor::UBSvgSubsetReader::loadScene()
                     mScene->addItem(videoItem);
 
                     videoItem->show();
-
-                    //force start to load the video and display the first frame
-                    videoItem->play();
-                    videoItem->pause();
                 }
             }
             else if (mXmlReader.name() == "text")//This is for backward compatibility with proto text field prior to version 4.3

src/domain/UBGraphicsMediaItem.cpp

@@ -500,22 +500,21 @@ void UBGraphicsVideoItem::setSize(int width, int height)
 
 void UBGraphicsVideoItem::videoSizeChanged(QSizeF newSize)
 {
-    /* Depending on the platform, video size information becomes available
-     * at different times (either when the file is loaded, or when playback
-     * begins), so this slot is needed to resize the video item as soon as
-     * the information is available.
+    /* Depending on the platform/video backend, video size information becomes
+     * available at different times (either when the file is loaded, or when
+     * playback begins), so this slot is needed to resize the video item as
+     * soon as the information is available.
      */
 
-    // Don't resize the video item when playback has finished
-    bool shouldResize = (mMediaObject->mediaStatus() != QMediaPlayer::EndOfMedia);
 
-    #ifdef Q_OS_WIN
-    // Windows is a little confused about when a video ends
-    shouldResize = (mMediaObject->mediaStatus() != QMediaPlayer::BufferedMedia);
-    #endif
+    // We don't want the video item to resize when the video is stopped or finished;
+    // and in those cases, the new size is reported as (0, 0).
 
-    if (shouldResize)
+    if (newSize != QSizeF(0,0))
         this->setSize(newSize.width(), newSize.height());
+
+    else // Make sure the toolbar doesn't disappear
+        Delegate()->showToolBar();
 }
 
 

src/domain/UBGraphicsMediaItemDelegate.cpp

@@ -231,9 +231,19 @@ void UBGraphicsMediaItemDelegate::mediaStatusChanged(QMediaPlayer::MediaStatus s
     // Possible statuses are: UnknownMediaStatus, NoMedia, LoadingMedia, LoadedMedia,
     // StalledMedia, BufferingMedia, BufferedMedia, EndOfMedia, InvalidMedia
 
+    //qDebug() << "Media status changed to " << status << "; state: " << delegated()->playerState();
+
     if (status == QMediaPlayer::LoadedMedia)
         mMediaControl->totalTimeChanged(delegated()->mediaDuration());
 
+    // At the beginning of the video, play/pause to load and display the first frame
+    if ((status == QMediaPlayer::LoadedMedia || status == QMediaPlayer::BufferedMedia)
+            && delegated()->mediaPosition() == delegated()->initialPos()) {
+        delegated()->play();
+        delegated()->pause();
+    }
+
+
     // in most cases, the only necessary action is to update the play/pause state
     updatePlayPauseState();
 }

src/domain/UBGraphicsScene.cpp

@@ -1368,12 +1368,8 @@ UBGraphicsMediaItem* UBGraphicsScene::addMedia(const QUrl& pMediaFileUrl, bool s
         UBApplication::undoStack->push(uc);
     }
 
-    mediaItem->play();
-
-    if (!shouldPlayAsap) {
-        mediaItem->pause();
-        mediaItem->setMediaPos(0);
-    }
+    if (shouldPlayAsap)
+        mediaItem->play();
 
     setDocumentUpdated();