Today you are going to learn how to FLV to WMV in VB.NET. ByteScout SWF To Video SDK was made to help with FLV to WMV in VB.NET. ByteScout SWF To Video SDK is the specialized software development kit for programmers who need to add SWF (Flash Macromedia) to video conversion into their app. Supports WMV and AVI video output with sound as can take input flash movies with variables, actionscripts, dynamic files as input. You can control output video size, framerate, video and audio quality.
Fast application programming interfaces of ByteScout SWF To Video SDK for VB.NET plus the instruction and the VB.NET code below will help you quickly learn FLV to WMV. This VB.NET sample code should be copied and pasted into your application’s code editor. Then just compile and run it to see how it works. Test VB.NET sample code examples whether they respond your needs and requirements for the project.
On our website you may get trial version of ByteScout SWF To Video SDK for free. Source code samples are included to help you with your VB.NET application.
' x64 IMPORTANT NOTE: set CPU to x86 to build in x86 mode. WHY? Because flash is not supported on x64 platform currently at all Imports System.Diagnostics Imports BytescoutSWFToVideo Class Program Friend Shared Sub Main(args As String()) ' Create an instance of SWFToVideo ActiveX object Dim converter As New SWFToVideo() ' Set debug log 'converter.SetLogFile("log.txt"); ' Register SWFToVideo converter.RegistrationName = "demo" converter.RegistrationKey = "demo" ' Set the converter to the live data conversion mode ' (it will fully load the embedded video stream before the conversion) converter.SWFConversionMode = SWFConversionModeType.SWFWithLiveData ' Set input SWF file converter.InputSWFFileName = "..\..\..\..\video.flv" ' Set output AVI or WMV video file converter.OutputVideoFileName = "result.wmv" ' Don't let it run infinitely converter.ConversionTimeOut = 3000 ' 3000ms = 3 seconds ' you may calculate output video duration using information about the the source swf movie ' WARNING #1: this method to calculate the output video duration is not working for movies with dynamic scenes ' and interactive scripts as in these movies it is not possible to calculate the precise duration of the movie ' WARNING #2: you should set the input swf or flv filename (or url) before this calculation ' So the movie duration is calculated as the following: ' as swf frame count (number of frames in the swf) / movieFPS (frames per second defined in swf) ' and then multiplied by 1000 (as we are setting the .ConverstionTimeout in milliseconds) ' as the following (uncomment if you want to set the length of the output video to the same as the original swf) ' or as the following source code (uncomment to enable): ' converter.ConversionTimeout = 1000 * (converter.FrameCount / converter.MovieFPS) ' set FPS converter.FPS = 29.97F ' Set output movie dimensions converter.OutputWidth = 320 converter.OutputHeight = 240 ' Run conversion converter.RunAndWait() ' Open the result in default media player Process.Start("result.wmv") End Sub End Class