358 lines
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358 lines
18 KiB
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<h1 class="page-title">Source: components/captionTask.brs</h1>
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<article>
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<pre
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class="sunlight-highlight-javascript linenums">import "pkg:/source/utils/config.brs"
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import "pkg:/source/api/baserequest.brs"
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sub init()
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m.top.observeField("url", "fetchCaption")
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m.top.currentCaption = []
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m.top.currentPos = 0
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m.captionTimer = m.top.findNode("captionTimer")
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m.captionTimer.ObserveField("fire", "updateCaption")
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m.captionList = []
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m.reader = createObject("roUrlTransfer")
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m.font = CreateObject("roSGNode", "Font")
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m.tags = CreateObject("roRegex", "{\\an\d*}|&lt;.*?&gt;|<.*?>", "s")
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' Caption Style
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m.fontSizeDict = { "Default": 60, "Large": 60, "Extra Large": 70, "Medium": 50, "Small": 40 }
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m.percentageDict = { "Default": 1.0, "100%": 1.0, "75%": 0.75, "50%": 0.5, "25%": 0.25, "Off": 0 }
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m.textColorDict = { "Default": &HFFFFFFFF, "White": &HFFFFFFFF, "Black": &H000000FF, "Red": &HFF0000FF, "Green": &H008000FF, "Blue": &H0000FFFF, "Yellow": &HFFFF00FF, "Magenta": &HFF00FFFF, "Cyan": &H00FFFFFF }
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m.bgColorDict = { "Default": &H000000FF, "White": &HFFFFFFFF, "Black": &H000000FF, "Red": &HFF0000FF, "Green": &H008000FF, "Blue": &H0000FFFF, "Yellow": &HFFFF00FF, "Magenta": &HFF00FFFF, "Cyan": &H00FFFFFF }
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deviceInfo = CreateObject("roDeviceInfo")
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m.fontSize = m.fontSizeDict[deviceInfo.GetCaptionsOption("Text/Size")]
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m.textColor = m.textColorDict[deviceInfo.GetCaptionsOption("Text/Color")]
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m.textOpac = m.percentageDict[deviceInfo.GetCaptionsOption("Text/Opacity")]
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m.bgColor = m.bgColorDict[deviceInfo.GetCaptionsOption("Background/Color")]
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m.bgOpac = m.percentageDict[deviceInfo.GetCaptionsOption("Background/Opacity")]
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setFont()
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end sub
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sub setFont()
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fs = CreateObject("roFileSystem")
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if fs.Exists("tmp:/font")
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m.font.uri = "tmp:/font"
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m.font.size = m.fontSize
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else
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m.font = "font:LargeSystemFont"
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end if
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end sub
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sub fetchCaption()
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m.captionTimer.control = "stop"
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re = CreateObject("roRegex", "(http.*?\.vtt)", "s")
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url = re.match(m.top.url)[0]
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if url <> invalid
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m.reader.setUrl(url)
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text = m.reader.GetToString()
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m.captionList = parseVTT(text)
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m.captionTimer.control = "start"
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else
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m.captionTimer.control = "stop"
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end if
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end sub
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function newlabel(txt)
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label = CreateObject("roSGNode", "Label")
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label.text = txt
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label.font = m.font
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label.font.size = m.fontSize
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label.color = m.textColor
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label.opacity = m.textOpac
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return label
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end function
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function newLayoutGroup(labels)
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newlg = CreateObject("roSGNode", "LayoutGroup")
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newlg.appendchildren(labels)
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newlg.horizalignment = "center"
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newlg.vertalignment = "bottom"
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return newlg
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end function
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function newRect(lg)
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rectLG = CreateObject("roSGNode", "LayoutGroup")
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rectxy = lg.BoundingRect()
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rect = CreateObject("roSGNode", "Rectangle")
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rect.color = m.bgColor
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rect.opacity = m.bgOpac
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rect.width = rectxy.width + 50
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rect.height = rectxy.height
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if lg.getchildCount() = 0
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rect.width = 0
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rect.height = 0
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end if
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rectLG.translation = [0, -rect.height / 2]
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rectLG.horizalignment = "center"
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rectLG.vertalignment = "center"
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rectLG.appendchild(rect)
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return rectLG
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end function
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sub updateCaption()
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m.top.currentCaption = []
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if LCase(m.top.playerState) = "playingon"
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m.top.currentPos = m.top.currentPos + 100
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texts = []
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for each entry in m.captionList
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if entry["start"] <= m.top.currentPos and m.top.currentPos < entry["end"]
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t = m.tags.replaceAll(entry["text"], "")
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texts.push(t)
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end if
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end for
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labels = []
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for each text in texts
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labels.push(newlabel (text))
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end for
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lines = newLayoutGroup(labels)
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rect = newRect(lines)
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m.top.currentCaption = [rect, lines]
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else if LCase(m.top.playerState.right(1)) = "w"
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m.top.playerState = m.top.playerState.left(len (m.top.playerState) - 1)
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end if
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end sub
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function isTime(text)
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return text.right(1) = chr(31)
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end function
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function toMs(t)
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t = t.replace(".", ":")
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t = t.left(12)
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timestamp = t.tokenize(":")
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return 3600000 * timestamp[0].toint() + 60000 * timestamp[1].toint() + 1000 * timestamp[2].toint() + timestamp[3].toint()
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end function
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function parseVTT(lines)
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lines = lines.replace(" --> ", chr(31) + chr(10))
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lines = lines.split(chr(10))
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curStart = -1
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curEnd = -1
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entries = []
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for i = 0 to lines.count() - 1
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if isTime(lines[i])
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curStart = toMs (lines[i])
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curEnd = toMs (lines[i + 1])
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i += 1
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else if curStart <> -1
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trimmed = lines[i].trim()
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if trimmed <> chr(0)
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entry = { "start": curStart, "end": curEnd, "text": trimmed }
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entries.push(entry)
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end if
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end if
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end for
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return entries
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end function
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</pre>
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</article>
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</section>
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<span class="jsdoc-message">Source code: <a href="https://github.com/jellyfin/jellyfin-roku">https://github.com/jellyfin/jellyfin-roku</a></span><span class="jsdoc-message">Jellyfin Roku Development Forum: <a href="https://forum.jellyfin.org/f-roku-development">https://forum.jellyfin.org/f-roku-development</a></span>
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<span class="jsdoc-message">
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 4.0.2</a>
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on Nov 8th 2023
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$( '.dropdown-toggle' ).dropdown();
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$( "table" ).each( function () {
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var $this = $( this );
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$this.addClass('table');
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} );
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} );
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</script>
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<!--Navigation and Symbol Display-->
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<!--Google Analytics-->
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<script type="text/javascript">
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$(document).ready(function() {
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SearcherDisplay.init();
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});
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</script>
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</body>
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</html>
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