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< h1 class = "page-title" > Source: components/video/VideoPlayerView.brs< / h1 >
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class="sunlight-highlight-javascript linenums">import "pkg:/source/utils/misc.brs"
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import "pkg:/source/utils/config.brs"
sub init()
' Hide the overhang on init to prevent showing 2 clocks
m.top.getScene().findNode("overhang").visible = false
m.currentItem = m.global.queueManager.callFunc("getCurrentItem")
m.top.id = m.currentItem.id
' Load meta data
m.LoadMetaDataTask = CreateObject("roSGNode", "LoadVideoContentTask")
m.LoadMetaDataTask.itemId = m.currentItem.id
m.LoadMetaDataTask.itemType = m.currentItem.type
m.LoadMetaDataTask.selectedAudioStreamIndex = m.currentItem.selectedAudioStreamIndex
m.LoadMetaDataTask.observeField("content", "onVideoContentLoaded")
m.LoadMetaDataTask.control = "RUN"
m.playbackTimer = m.top.findNode("playbackTimer")
m.bufferCheckTimer = m.top.findNode("bufferCheckTimer")
m.top.observeField("state", "onState")
m.top.observeField("content", "onContentChange")
m.top.observeField("selectedSubtitle", "onSubtitleChange")
' Custom Caption Function
m.top.observeField("allowCaptions", "onAllowCaptionsChange")
m.playbackTimer.observeField("fire", "ReportPlayback")
m.bufferPercentage = 0 ' Track whether content is being loaded
m.playReported = false
m.top.transcodeReasons = []
m.bufferCheckTimer.duration = 30
if m.global.session.user.settings["ui.design.hideclock"] = true
clockNode = findNodeBySubtype(m.top, "clock")
if clockNode[0] < > invalid then clockNode[0].parent.removeChild(clockNode[0].node)
end if
'Play Next Episode button
m.nextEpisodeButton = m.top.findNode("nextEpisode")
m.nextEpisodeButton.text = tr("Next Episode")
m.nextEpisodeButton.setFocus(false)
m.showNextEpisodeButtonAnimation = m.top.findNode("showNextEpisodeButton")
m.hideNextEpisodeButtonAnimation = m.top.findNode("hideNextEpisodeButton")
m.checkedForNextEpisode = false
m.getNextEpisodeTask = createObject("roSGNode", "GetNextEpisodeTask")
m.getNextEpisodeTask.observeField("nextEpisodeData", "onNextEpisodeDataLoaded")
m.top.retrievingBar.filledBarBlendColor = m.global.constants.colors.blue
m.top.bufferingBar.filledBarBlendColor = m.global.constants.colors.blue
m.top.trickPlayBar.filledBarBlendColor = m.global.constants.colors.blue
end sub
' Only setup captain items if captions are allowed
sub onAllowCaptionsChange()
if not m.top.allowCaptions then return
m.captionGroup = m.top.findNode("captionGroup")
m.captionGroup.createchildren(9, "LayoutGroup")
m.captionTask = createObject("roSGNode", "captionTask")
m.captionTask.observeField("currentCaption", "updateCaption")
m.captionTask.observeField("useThis", "checkCaptionMode")
m.top.observeField("subtitleTrack", "loadCaption")
m.top.observeField("globalCaptionMode", "toggleCaption")
if m.global.session.user.settings["playback.subs.custom"]
m.top.suppressCaptions = true
toggleCaption()
else
m.top.suppressCaptions = false
end if
end sub
' Set caption url to server subtitle track
sub loadCaption()
if m.top.suppressCaptions
m.captionTask.url = m.top.subtitleTrack
end if
end sub
' Toggles visibility of custom subtitles and sets captionTask's player state
sub toggleCaption()
m.captionTask.playerState = m.top.state + m.top.globalCaptionMode
if LCase(m.top.globalCaptionMode) = "on"
m.captionTask.playerState = m.top.state + m.top.globalCaptionMode + "w"
m.captionGroup.visible = true
else
m.captionGroup.visible = false
end if
end sub
' Removes old subtitle lines and adds new subtitle lines
sub updateCaption()
m.captionGroup.removeChildrenIndex(m.captionGroup.getChildCount(), 0)
m.captionGroup.appendChildren(m.captionTask.currentCaption)
end sub
' Event handler for when selectedSubtitle changes
sub onSubtitleChange()
' Save the current video position
m.global.queueManager.callFunc("setTopStartingPoint", int(m.top.position) * 10000000& )
m.top.control = "stop"
m.LoadMetaDataTask.selectedSubtitleIndex = m.top.SelectedSubtitle
m.LoadMetaDataTask.itemId = m.currentItem.id
m.LoadMetaDataTask.observeField("content", "onVideoContentLoaded")
m.LoadMetaDataTask.control = "RUN"
end sub
sub onPlaybackErrorDialogClosed(msg)
sourceNode = msg.getRoSGNode()
sourceNode.unobserveField("buttonSelected")
sourceNode.unobserveField("wasClosed")
m.global.sceneManager.callFunc("popScene")
end sub
sub onPlaybackErrorButtonSelected(msg)
sourceNode = msg.getRoSGNode()
sourceNode.close = true
end sub
sub showPlaybackErrorDialog(errorMessage as string)
dialog = createObject("roSGNode", "Dialog")
dialog.title = tr("Error During Playback")
dialog.buttons = [tr("OK")]
dialog.message = errorMessage
dialog.observeField("buttonSelected", "onPlaybackErrorButtonSelected")
dialog.observeField("wasClosed", "onPlaybackErrorDialogClosed")
m.top.getScene().dialog = dialog
end sub
sub onVideoContentLoaded()
m.LoadMetaDataTask.unobserveField("content")
m.LoadMetaDataTask.control = "STOP"
videoContent = m.LoadMetaDataTask.content
m.LoadMetaDataTask.content = []
' If we have nothing to play, return to previous screen
if not isValid(videoContent)
showPlaybackErrorDialog(tr("There was an error retrieving the data for this item from the server."))
return
end if
if not isValid(videoContent[0])
showPlaybackErrorDialog(tr("There was an error retrieving the data for this item from the server."))
return
end if
m.top.content = videoContent[0].content
m.top.PlaySessionId = videoContent[0].PlaySessionId
m.top.videoId = videoContent[0].id
m.top.container = videoContent[0].container
m.top.mediaSourceId = videoContent[0].mediaSourceId
m.top.fullSubtitleData = videoContent[0].fullSubtitleData
m.top.audioIndex = videoContent[0].audioIndex
m.top.transcodeParams = videoContent[0].transcodeparams
if m.LoadMetaDataTask.isIntro
' Disable trackplay bar for intro videos
m.top.enableTrickPlay = false
else
' Allow custom captions for non intro videos
m.top.allowCaptions = true
end if
if isValid(m.top.audioIndex)
m.top.audioTrack = (m.top.audioIndex + 1).toStr()
else
m.top.audioTrack = "2"
end if
m.top.setFocus(true)
m.top.control = "play"
end sub
' Event handler for when video content field changes
sub onContentChange()
if not isValid(m.top.content) then return
m.top.observeField("position", "onPositionChanged")
end sub
sub onNextEpisodeDataLoaded()
m.checkedForNextEpisode = true
m.top.observeField("position", "onPositionChanged")
end sub
'
' Runs Next Episode button animation and sets focus to button
sub showNextEpisodeButton()
if m.global.session.user.configuration.EnableNextEpisodeAutoPlay and not m.nextEpisodeButton.visible
m.showNextEpisodeButtonAnimation.control = "start"
m.nextEpisodeButton.setFocus(true)
m.nextEpisodeButton.visible = true
end if
end sub
'
'Update count down text
sub updateCount()
m.nextEpisodeButton.text = tr("Next Episode") + " " + Int(m.top.duration - m.top.position).toStr()
end sub
'
' Runs hide Next Episode button animation and sets focus back to video
sub hideNextEpisodeButton()
m.hideNextEpisodeButtonAnimation.control = "start"
m.nextEpisodeButton.setFocus(false)
m.top.setFocus(true)
end sub
' Checks if we need to display the Next Episode button
sub checkTimeToDisplayNextEpisode()
if int(m.top.position) >= (m.top.duration - 30)
showNextEpisodeButton()
updateCount()
return
end if
if m.nextEpisodeButton.visible or m.nextEpisodeButton.hasFocus()
m.nextEpisodeButton.visible = false
m.nextEpisodeButton.setFocus(false)
end if
end sub
' When Video Player state changes
sub onPositionChanged()
if isValid(m.captionTask)
m.captionTask.currentPos = Int(m.top.position * 1000)
end if
' Check if dialog is open
m.dialog = m.top.getScene().findNode("dialogBackground")
if not isValid(m.dialog)
' Do not show Next Episode button for intro videos
if not m.LoadMetaDataTask.isIntro
checkTimeToDisplayNextEpisode()
end if
end if
end sub
'
' When Video Player state changes
sub onState(msg)
if isValid(m.captionTask)
m.captionTask.playerState = m.top.state + m.top.globalCaptionMode
end if
' When buffering, start timer to monitor buffering process
if m.top.state = "buffering" and m.bufferCheckTimer < > invalid
' start timer
m.bufferCheckTimer.control = "start"
m.bufferCheckTimer.ObserveField("fire", "bufferCheck")
else if m.top.state = "error"
if not m.playReported and m.top.transcodeAvailable
m.top.retryWithTranscoding = true ' If playback was not reported, retry with transcoding
else
' If an error was encountered, Display dialog
showPlaybackErrorDialog(tr("Error During Playback"))
end if
' Stop playback and exit player
m.top.control = "stop"
m.top.backPressed = true
else if m.top.state = "playing"
' Check if next episde is available
if isValid(m.top.showID)
if m.top.showID < > "" and not m.checkedForNextEpisode and m.top.content.contenttype = 4
m.getNextEpisodeTask.showID = m.top.showID
m.getNextEpisodeTask.videoID = m.top.id
m.getNextEpisodeTask.control = "RUN"
end if
end if
if m.playReported = false
ReportPlayback("start")
m.playReported = true
else
ReportPlayback()
end if
m.playbackTimer.control = "start"
else if m.top.state = "paused"
m.playbackTimer.control = "stop"
ReportPlayback()
else if m.top.state = "stopped"
m.playbackTimer.control = "stop"
ReportPlayback("stop")
m.playReported = false
end if
end sub
'
' Report playback to server
sub ReportPlayback(state = "update" as string)
if m.top.position = invalid then return
params = {
"ItemId": m.top.id,
"PlaySessionId": m.top.PlaySessionId,
"PositionTicks": int(m.top.position) * 10000000& , 'Ensure a LongInteger is used
"IsPaused": (m.top.state = "paused")
}
if m.top.content.live
params.append({
"MediaSourceId": m.top.transcodeParams.MediaSourceId,
"LiveStreamId": m.top.transcodeParams.LiveStreamId
})
m.bufferCheckTimer.duration = 30
end if
' Report playstate via worker task
playstateTask = m.global.playstateTask
playstateTask.setFields({ status: state, params: params })
playstateTask.control = "RUN"
end sub
'
' Check the the buffering has not hung
sub bufferCheck(msg)
if m.top.state < > "buffering"
' If video is not buffering, stop timer
m.bufferCheckTimer.control = "stop"
m.bufferCheckTimer.unobserveField("fire")
return
end if
if m.top.bufferingStatus < > invalid
' Check that the buffering percentage is increasing
if m.top.bufferingStatus["percentage"] > m.bufferPercentage
m.bufferPercentage = m.top.bufferingStatus["percentage"]
else if m.top.content.live = true
m.top.callFunc("refresh")
else
' If buffering has stopped Display dialog
showPlaybackErrorDialog(tr("There was an error retrieving the data for this item from the server."))
' Stop playback and exit player
m.top.control = "stop"
m.top.backPressed = true
end if
end if
end sub
function onKeyEvent(key as string, press as boolean) as boolean
if key = "OK" and m.nextEpisodeButton.hasfocus() and not m.top.trickPlayBar.visible
m.top.control = "stop"
m.top.state = "finished"
hideNextEpisodeButton()
return true
else
'Hide Next Episode Button
if m.nextEpisodeButton.visible or m.nextEpisodeButton.hasFocus()
m.nextEpisodeButton.visible = false
m.nextEpisodeButton.setFocus(false)
m.top.setFocus(true)
end if
end if
if not press then return false
if key = "down"
' Do not show subtitle selection for intro videos
if not m.LoadMetaDataTask.isIntro
m.top.selectSubtitlePressed = true
return true
end if
else if key = "up"
' Do not show playback info for intro videos
if not m.LoadMetaDataTask.isIntro
m.top.selectPlaybackInfoPressed = true
return true
end if
else if key = "OK"
' OK will play/pause depending on current state
' return false to allow selection during seeking
if m.top.state = "paused"
m.top.control = "resume"
return false
else if m.top.state = "playing"
m.top.control = "pause"
return false
end if
end if
if key = "back"
m.top.control = "stop"
end if
return false
end function
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