Added a speed option to video playback

components/data/SceneManager.xml

@@ -22,5 +22,6 @@
     <field id="currentUser" type="string" onChange="updateUser" />
     <field id="returnData" type="assocarray" />
     <field id="dataReturned" type="boolean" />
+    <field id="currentSpeed" type="float" value="1.0"/>
   </interface>
 </component>

components/manager/ViewCreator.bs

@@ -63,6 +63,7 @@ sub CreateVideoPlayerView()
     m.view.observeField("selectPlaybackInfoPressed", "onSelectPlaybackInfoPressed")
     m.view.observeField("selectSubtitlePressed", "onSelectSubtitlePressed")
     m.view.observeField("selectAudioPressed", "onSelectAudioPressed")
+    m.view.observeField("selectSpeedPressed", "onSelectSpeedPressed")
 
     mediaSourceId = m.global.queueManager.callFunc("getCurrentItem").mediaSourceId
 
@@ -119,6 +120,37 @@ sub onSelectAudioPressed()
     m.global.sceneManager.observeField("returnData", "onSelectionMade")
 end sub
 
+' onSelectSpeedPressed: Display audio selection dialog
+'
+sub onSelectSpeedPressed()
+
+    speedData = {
+        data: []
+    }
+
+    speeds = [0.5, 0.75, 1, 1.5, 2, 2.5, 3]
+    index = 0
+    for each speed in speeds
+        speedItem = {
+            "Index": index,
+            "Speed": speed,
+            "IsExternal": false,
+            "Type": "speedselection",
+            "Track": {
+                "description": speed
+            }
+        }
+        index++
+        if speed = m.global.sceneManager.currentSpeed
+            speedItem.selected = true
+        end if
+        speedData.data.push(speedItem)
+    end for
+
+    m.global.sceneManager.callFunc("radioDialog", tr("Select Speed"), speedData)
+    m.global.sceneManager.observeField("returnData", "onSelectionMade")
+end sub
+
 ' User requested subtitle selection popup
 sub onSelectSubtitlePressed()
     subtitleData = {
@@ -188,6 +220,11 @@ sub onSelectionMade()
         processAudioSelection()
         return
     end if
+
+    if LCase(m.global.sceneManager.returnData.type) = "speedselection"
+        processSpeedSelection()
+        return
+    end if
 end sub
 
 
@@ -212,6 +249,15 @@ sub processAudioSelection()
     m.view.audioIndex = selectedAudioTrack.index
 end sub
 
+' processSpeedSelection: Speed selection handler
+'
+sub processSpeedSelection()
+    selectedSpeed = m.global.sceneManager.returnData
+
+    m.global.sceneManager.currentSpeed = selectedSpeed.speed
+    m.view.selectedSpeed = selectedSpeed.speed
+end sub
+
 sub processSubtitleSelection()
     m.selectedSubtitle = m.global.sceneManager.returnData
 

components/video/OSD.xml

@@ -20,6 +20,7 @@
       <IconButton id="chapterList" padding="16" icon="pkg:/images/icons/numberList.png" height="65" width="100" />
       <IconButton id="showSubtitleMenu" padding="0" icon="pkg:/images/icons/subtitle.png" height="65" width="100" />
       <IconButton id="showAudioMenu" padding="27" icon="pkg:/images/icons/musicNote.png" height="65" width="100" />
+      <IconButton id="showSpeedMenu" padding="27" icon="pkg:/images/icons/speedMenu.png" height="65" width="100" />
     </ButtonGroup>
 
     <ButtonGroup id="videoControls" itemSpacings="[20]" layoutDirection="horiz" horizAlignment="center" translation="[960,875]">

components/video/VideoPlayerView.bs

@@ -26,6 +26,7 @@ sub init()
     m.top.id = currentItem.id
 
     m.top.seekMode = "accurate"
+    m.top.playbackSpeed = m.global.sceneManager.currentSpeed
 
     m.playbackEnum = {
         null: -10
@@ -71,6 +72,7 @@ sub init()
     m.top.observeField("content", "onContentChange")
     m.top.observeField("selectedSubtitle", "onSubtitleChange")
     m.top.observeField("audioIndex", "onAudioIndexChange")
+    m.top.observeField("selectedSpeed", "onSelectedSpeedChange")
 
     ' Get sibling data and pass to OSD
     setSiblingData()
@@ -303,6 +305,12 @@ sub handleShowAudioMenuAction()
     m.top.selectAudioPressed = true
 end sub
 
+' handleShowSpeedMenuAction: Handles action to show speed selection menu
+'
+sub handleShowSpeedMenuAction()
+    m.top.selectSpeedPressed = true
+end sub
+
 ' handleShowVideoInfoPopupAction: Handles action to show video info popup
 '
 sub handleShowVideoInfoPopupAction()
@@ -369,6 +377,11 @@ sub onOSDAction()
         return
     end if
 
+    if action = "showspeedmenu"
+        handleShowSpeedMenuAction()
+        return
+    end if
+
     if action = "showvideoinfopopup"
         handleShowVideoInfoPopupAction()
         return
@@ -470,6 +483,16 @@ sub onAudioIndexChange()
     m.LoadMetaDataTask.control = TaskControl.RUN
 end sub
 
+' Event handler for when selectedSpeed changes
+sub onSelectedSpeedChange()
+    m.top.playbackSpeed = m.top.selectedSpeed
+    ' you need to pause and resume video to have speed change take effect
+    if m.top.state = "playing"
+        m.top.control = VideoControl.PAUSE
+        m.top.control = VideoControl.RESUME
+    end if
+end sub
+
 sub onPlaybackErrorDialogClosed(msg)
     sourceNode = msg.getRoSGNode()
     sourceNode.unobserveField("buttonSelected")

components/video/VideoPlayerView.xml

@@ -4,11 +4,13 @@
     <field id="backPressed" type="boolean" alwaysNotify="true" />
     <field id="selectSubtitlePressed" type="boolean" alwaysNotify="true" />
     <field id="selectAudioPressed" type="boolean" alwaysNotify="true" />
+    <field id="selectSpeedPressed" type="boolean" alwaysNotify="true" />
     <field id="selectPlaybackInfoPressed" type="boolean" alwaysNotify="true" />
     <field id="PlaySessionId" type="string" />
     <field id="Subtitles" type="array" />
     <field id="SelectedSubtitle" type="integer" value="-2" alwaysNotify="true" />
     <field id="previousSubtitleWasEncoded" type="boolean" />
+    <field id="selectedSpeed" type="float" />
     <field id="container" type="string" />
     <field id="directPlaySupported" type="boolean" />
     <field id="systemOverlay" type="boolean" value="false" />