Const'ref

[kdenlive] / src / kthumb.h

diff --git a/src/kthumb.h b/src/kthumb.h
index 148aaa73f4bb9b1803d72e7b04e53b4d2147a66b..961b69724457aa6297f562221264e66d191a821e 100644 (file)
--- a/src/kthumb.h
+++ b/src/kthumb.h
@@ -53,17 +53,17 @@ class KThumb: public QObject
    Q_OBJECT 
 public:
 
-    KThumb(ClipManager *clipManager, const KUrl &url, const QString &id, const QString &hash, QObject * parent = 0);
+    explicit KThumb(ClipManager *clipManager, const KUrl &url, const QString &id, const QString &hash, QObject * parent = 0);
     ~KThumb();
     void setProducer(Mlt::Producer *producer);
     bool hasProducer() const;
     void clearProducer();
     void updateThumbUrl(const QString &hash);
-    void extractImage(QList <int> frames);
+    void extractImage(const QList<int> &frames);
     QImage extractImage(int frame, int width, int height);
 #if KDE_IS_VERSION(4,5,0)
     /** @brief Request thumbnails for the frame range. */
-    void queryIntraThumbs(QList <int> missingFrames);
+    void queryIntraThumbs(const QList <int> &missingFrames);
     /** @brief Query cached thumbnail. */
     QImage findCachedThumb(const QString &path);
 #endif
@@ -72,18 +72,20 @@ public:
 
 public slots:
     void updateClipUrl(KUrl url, const QString &hash);
-    static QPixmap getImage(KUrl url, int width, int height);
+    void slotCreateAudioThumbs();
+
+public:
+    static QPixmap getImage(const KUrl &url, int width, int height);
 //    static QPixmap getImage(QDomElement xml, int frame, int width, int height);
     /* void getImage(KUrl url, int frame, int width, int height);
      void getThumbs(KUrl url, int startframe, int endframe, int width, int height);*/
-    void slotCreateAudioThumbs();
-    static QPixmap getImage(KUrl url, int frame, int width, int height);
+    static QPixmap getImage(const KUrl& url, int frame, int width, int height);
     static QImage getFrame(Mlt::Producer *producer, int framepos, int frameWidth, int displayWidth, int height);
     static QImage getFrame(Mlt::Frame *frame, int frameWidth, int displayWidth, int height);
     /** @brief Calculates image variance, useful to know if a thumbnail is interesting. 
      *  @return an integer between 0 and 100. 0 means no variance, eg. black image while bigger values mean contrasted image
      * */
-    static uint imageVariance(QImage image);
+    static uint imageVariance(const QImage &image);
 
 private slots:
 #if KDE_IS_VERSION(4,5,0)