Reversed clips: fix audio thumbnails incorrect and markers position.

Fixes #89

src/timeline2/view/qml/Clip.qml

@@ -341,7 +341,7 @@ Rectangle {
                         id: markerBase
                         width: 1
                         height: parent.height
-                        x: clipRoot.speed < 0 ? clipRoot.clipDuration * timeScale + (Math.round(model.frame / clipRoot.speed) - (clipRoot.maxDuration - clipRoot.outPoint)) * timeScale - clipRoot.border.width : (Math.round(model.frame / clipRoot.speed) - clipRoot.inPoint) * timeScale - clipRoot.border.width;
+                        x: clipRoot.speed < 0 ? (clipRoot.maxDuration - clipRoot.inPoint) * timeScale + (Math.round(model.frame / clipRoot.speed)) * timeScale - clipRoot.border.width : (Math.round(model.frame / clipRoot.speed) - clipRoot.inPoint) * timeScale - clipRoot.border.width;
                         color: model.color
                     }
                     Rectangle {

src/timeline2/view/qml/ClipAudioThumbs.qml

@@ -51,7 +51,7 @@ Row {
             format: timeline.audioThumbFormat
             drawInPoint: Math.max(0, clipRoot.scrollStart - (index * waveform.maxWidth))
             drawOutPoint: (clipRoot.scrollStart + scrollView.width - (index * waveform.maxWidth))
-            waveInPoint: clipRoot.speed < 0 ? (Math.round(clipRoot.outPoint - (index * waveform.maxWidth / clipRoot.timeScale) * Math.abs(clipRoot.speed)) * channels) : (Math.round((clipRoot.inPoint + (index * waveform.maxWidth / clipRoot.timeScale)) * clipRoot.speed) * channels)
+            waveInPoint: clipRoot.speed < 0 ? (Math.round((clipRoot.maxDuration - 1 - clipRoot.inPoint) * Math.abs(clipRoot.speed)  - (index * waveform.maxWidth / clipRoot.timeScale) * Math.abs(clipRoot.speed)) * channels) : (Math.round((clipRoot.inPoint + (index * waveform.maxWidth / clipRoot.timeScale)) * clipRoot.speed) * channels)
             waveOutPoint: clipRoot.speed < 0 ? (waveInPoint - Math.ceil(width / clipRoot.timeScale * Math.abs(clipRoot.speed)) * channels) : (waveInPoint + Math.round(width / clipRoot.timeScale * clipRoot.speed) * channels)
             fillColor1: root.thumbColor1
             fillColor2: root.thumbColor2

src/timeline2/view/qml/timelineitems.cpp

@@ -139,7 +139,7 @@ public:
             }
         }
         qreal indicesPrPixel = qreal(m_outPoint - m_inPoint) / width() * m_precisionFactor;
-        //qDebug()<<"== GOT DIMENSIONS FOR WAVE: "<<(m_outPoint - m_inPoint)<<", WID: "<<width();
+        //qDebug()<<"== GOT DIMENSIONS FOR WAVE: "<<m_inPoint<<"-"<<m_outPoint<<", WID: "<<width();
         QPen pen = painter->pen();
         pen.setColor(m_color);
         painter->setBrush(m_color);