Android Question ExoPlayer with subtitles

DarkWolfalpha

DarkWolfalpha

Member
B4X: 
Sub Class_Globals
    Private Root As B4XView
    Private xui As XUI
    Private SimpleExoPlayerView1 As SimpleExoPlayerView
    Private player1 As SimpleExoPlayer
End Sub

Public Sub Initialize
    
End Sub

'This event will be called once, before the page becomes visible.
Private Sub B4XPage_Created (Root1 As B4XView)
    Root = Root1
    Root.LoadLayout("MainPage")
    
    Dim j As HttpJob
    j.Initialize("", Me)
    j.Download("http://45.79.158.247/test.srt")
    Wait For (j) JobDone(j As HttpJob)
    If j.Success Then
        Dim s As String = j.GetString2("windows-1252")
        File.WriteString(File.DirInternal, "1.srt", s)
    End If
    j.Release
    
        player1.Initialize("player")
        Dim sources As List
        sources.Initialize
    Dim subtitles As Object = CreateSingleSampleMediaSource("file://" & File.Combine(File.DirInternal, "1.srt"))
        Dim video As Object = player1.CreateUriSource("http://clips.vorwaerts-gmbh.de/big_buck_bunny.mp4")
        sources.Add(CreateMergedSource(Array(video, subtitles)))
        player1.Prepare(player1.CreateListSource(sources))

    SimpleExoPlayerView1.Player = player1
    player1.Play
End Sub

Sub Player_Ready
    Log("Ready")
End Sub

Sub Player_Error (Message As String)
    Log("Error: " & Message)
End Sub

Sub Player_Complete
    Log("complete")
End Sub


Sub CreateMergedSource(Sources() As Object) As Object
    Dim arr As JavaObject
    arr.InitializeArray("com.google.android.exoplayer2.source.MediaSource", Sources)
    Dim m As JavaObject
    Return m.InitializeNewInstance("com.google.android.exoplayer2.source.MergingMediaSource", Array(arr))
End Sub

Sub CreateSingleSampleMediaSource (Uri As String) As Object
    Dim format As JavaObject
    format = format.InitializeStatic("com.google.android.exoplayer2.Format").RunMethod("createTextSampleFormat", Array(Null, "application/x-subrip", 1, "en"))
    Dim source As JavaObject
    Dim u As Uri
    u.Parse(Uri)
    Dim exo As JavaObject = player1
    source.InitializeNewInstance("com.google.android.exoplayer2.source.SingleSampleMediaSource", Array(u, exo.RunMethod("createDefaultDataFactory", Null), _
       format, -9223372036854775807))
    Return source
End Sub

I needs Exoplayer and subtitle but I get this error :
*** Service (starter) Create ***
** Service (starter) Start **
** Activity (main) Create, isFirst = true **
** Activity (main) Resume **
*** Service (httputils2service) Create ***
** Service (httputils2service) Start **
b4xmainpage_createsinglesamplemediasource (java line: 183)
java.lang.RuntimeException: Constructor not found.
at anywheresoftware.b4j.object.JavaObject.InitializeNewInstance(JavaObject.java:94)
at b4a.example.b4xmainpage._createsinglesamplemediasource(b4xmainpage.java:183)
at b4a.example.b4xmainpage$ResumableSub_B4XPage_Created.resume(b4xmainpage.java:115)
at anywheresoftware.b4a.BA.checkAndRunWaitForEvent(BA.java:267)
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:207)
at anywheresoftware.b4a.keywords.Common$11.run(Common.java:1178)
at android.os.Handler.handleCallback(Handler.java:733)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5019)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
at dalvik.system.NativeStart.main(Native Method)


Please help me I am new in this field ...
 
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