private static decimal GetDurationOfMediaFile(string filePath)
{
var inputFile = new MediaFile {Filename = filePath};
using (var engine = new Engine())
engine.GetMetadata(inputFile);
var durationOfMediaFile = inputFile.Metadata.Duration.TotalMilliseconds;
return Convert.ToDecimal(durationOfMediaFile);
}
internal static string Serialize(Engine.EngineParameters engineParameters)
{
switch (engineParameters.Task)
{
case Engine.FFmpegTask.Convert:
return Convert(engineParameters.InputFile, engineParameters.OutputFile, engineParameters.ConversionOptions);
case Engine.FFmpegTask.GetMetaData:
return GetMetadata(engineParameters.InputFile);
case Engine.FFmpegTask.GetThumbnail:
return GetThumbnail(engineParameters.InputFile, engineParameters.OutputFile, engineParameters.ConversionOptions);
}
return null;
}
private void OpenVideoFile(string filepath)
{
// read data from this file
var mediafile = new MediaFile(filepath);
using (var engine = new Engine())
engine.GetMetadata(mediafile);
selVideoRange.RangeValue2 = selVideoRange.FrameMax = (int)(mediafile.Metadata.VideoData.Fps * mediafile.Metadata.Duration.TotalSeconds);
selVideoRange.RangeValue1 = 0;
VideoFilePath = filepath;
VideoDuration = TimeSpan.FromSeconds(mediafile.Metadata.Duration.TotalSeconds);
// and load it in the player
vlcVideoPlayer.Play(new FileInfo(filepath));
}
public static void ExtractFrame(string file, int momentFromStartInSeconds, string output)
{
var inputFile = new MediaFile { Filename = file };
var outputFile = new MediaFile { Filename = output };
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
var options = new ConversionOptions { Seek = TimeSpan.FromSeconds(momentFromStartInSeconds) };
try
{
engine.GetThumbnail(inputFile, outputFile, options);
}
catch(Exception ex)
{
Console.WriteLine("Failed to extract the image from: {0} because of {1}", inputFile, ex.ToString());
}
}
}
private void CreateImageButton_Click(object sender, RoutedEventArgs e)
{
_imageExt.ToBitmapImage(Screen);
ImageItem.Source = _imageExt.GetImageSource();
var time = Screen.Position;
var foo = new MediaFile {Filename = "Hist.bmp"};
if (File.Exists("Hist.bmp"))
{
File.Delete("Hist.bmp");
}
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
var options = new ConversionOptions {Seek = TimeSpan.FromMilliseconds(time.Milliseconds)};
engine.GetThumbnail(inputFile, foo, options);
}
}
public StdResult<TimeSpan> GetVideoLength()
{
using (var engine = new Engine())
{
engine.GetMetadata(InputFile);
}
return StdResult<TimeSpan>.OkResultInstance(InputFile.Metadata.Duration);
}
public StdResult<double> GetVideoFrameRate()
{
using (var engine = new Engine())
{
engine.GetMetadata(InputFile);
}
return StdResult<double>.OkResultInstance(InputFile.Metadata.VideoData.Fps);
}
public StdResult<string> CreateThumbnail(string forceOutputFilePath = null, TimeSpan? forceTimeSpan = null)
{
var outputFile = new MediaFile { Filename = OutputImagePath };
using (var engine = new Engine())
{
engine.GetMetadata(InputFile);
// Saves the frame located on the 15th second of the video.
var options = new ConversionOptions { Seek = TimeSpan.FromSeconds(15) };
engine.GetThumbnail(InputFile, outputFile, options);
}
return StdResult<string>.OkResultInstance(OutputImagePath);
}
void bw_DoWork(object sender, DoWorkEventArgs e)
{
var options = new MediaToolkit.Options.ConversionOptions();
var inputFiled = new MediaFile { Filename = VideoToTrim };
var outputFile = new MediaFile { Filename = VideoToTrimTo };
string video2trim = "\"" + VideoToTrim + "\"";
string video2trim2 = "\"" + VideoToTrimTo + "\"";
using (var engine = new Engine())
{
engine.GetMetadata(inputFiled);
options.CutMedia(Start, End);
//fade=in:0:30
engine.ConvertProgressEvent += ConvertProgressEvent;
engine.ConversionCompleteEvent += engine_ConversionCompleteEvent;
engine.Convert(inputFiled, outputFile, options);
//ffmpeg -i input.mp4 -filter:v 'fade=in:0:50' \ -c:v libx264 -crf 22 -preset veryfast -c:a copy output.mp4
//engine.CustomCommand("-ss " + Start + " -t " + End + " -i " + video2trim + " " + "\"" + " fade=in:0:03" + "\"" + " " + video2trim2);
//engine.CustomCommand("-ss " + Start + " -t " + End + " -i" + " " + video2trim + " -filter:v" + " fade=in=0:130 " + "-c:v libx264 -crf 22 -preset veryfast -c:a copy " + video2trim2);
//std trim
// string startTime = Start.Hours + ":" + Start.m
//engine.CustomCommand("-ss " + Start. + " -t " + End + " -i " + video2trim + " -acodec copy -vcodec copy " + video2trim2);
}
}
private void downloadTheme(string[] manifest)
{
try
{
string[] fileMetaData = manifest.Skip(1).ToArray();
BaseUpdateRegion updateRegion = BaseUpdateRegion.GetUpdateRegion(Client.UpdateRegion);
if (!Directory.Exists(Path.Combine(Client.ExecutingDirectory, "Assets", "themes")))
Directory.CreateDirectory(Path.Combine(Client.ExecutingDirectory, "Assets", "themes"));
foreach (string s in fileMetaData)
{
if (string.IsNullOrEmpty(s))
continue;
string location = s.Split(',')[0];
string savePlace = location.Split(new[] { "/files/" }, StringSplitOptions.None)[1];
if (savePlace.Contains("theme.properties"))
{
using (var newClient = new WebClient())
{
LogTextBox("Checking Theme...");
newClient.DownloadFile(updateRegion.BaseLink + location,
Path.Combine(Client.ExecutingDirectory, "Assets", "themes", "theme.properties"));
}
}
}
if (!File.Exists(Path.Combine(Client.ExecutingDirectory, "Assets", "themes", "theme.properties")))
return;
string[] file =
File.ReadAllLines(Path.Combine(Client.ExecutingDirectory, "Assets", "themes", "theme.properties"));
string theme = "";
foreach (string s in file)
if (s.StartsWith("themeConfig="))
theme = s.Split('=')[1].Split(',')[0];
if (theme == "")
return;
if (!Directory.Exists(Path.Combine(Client.ExecutingDirectory, "Assets", "themes", theme)))
Directory.CreateDirectory(Path.Combine(Client.ExecutingDirectory, "Assets", "themes", theme));
else
{
Client.Theme = theme;
return;
}
List<string> themeLink = fileMetaData.Where(
line => (line.Contains("loop") || line.Contains("Loop")) &&
line.Contains(theme)).ToList(); //loop is exacly the same as intro
themeLink = themeLink.Select(link => link.Split(',')[0]).ToList();
using (var newClient = new WebClient())
{
foreach (var item in themeLink)
{
string fileName = item.Split('/').Last();
LogTextBox("Downloading " + fileName + " from http://l3cdn.riotgames.com");
newClient.DownloadFile(updateRegion.BaseLink + item,
Path.Combine(Client.ExecutingDirectory, "Assets", "themes", theme, fileName));
}
}
string[] flv = Directory.GetFiles(
Path.Combine(Client.ExecutingDirectory, "Assets", "themes", theme), "*.flv");
foreach(var item in flv)
{
var inputFile = new MediaFile { Filename =
Path.Combine(Client.ExecutingDirectory, "Assets", "themes", theme, item) };
var outputFile = new MediaFile { Filename =
Path.Combine(Client.ExecutingDirectory, "Assets", "themes", theme, item).Replace(".flv", ".mp4") };
using (var engine = new Engine())
{
engine.Convert(inputFile, outputFile);
}
}
Client.Theme = theme;
}
catch
{
}
}
private async Task DownloadTheme(PatcherFile[] files)
{
try
{
if (!Directory.Exists(GetAssetsDirectory("themes")))
Directory.CreateDirectory(GetAssetsDirectory("themes"));
using (var wc = new WebClient())
{
LogTextBox("Updating Theme");
await wc.DownloadFileTaskAsync(files.First(f => f.RelativePath.Contains("theme.properties")).AbsolutePath, GetAssetsDirectory("themes", "theme.properties"));
}
if (!File.Exists(GetAssetsDirectory("themes", "theme.properties")))
throw new Exception("Downloading of the file \"theme.properties\" failed");
var theme = File.ReadAllLines(GetAssetsDirectory("themes", "theme.properties")).First(s => s.StartsWith("themeConfig=")).Split('=')[1].Split(',')[0];
if (theme == "")
return;
if (!Directory.Exists(GetAssetsDirectory("themes", theme)))
Directory.CreateDirectory(GetAssetsDirectory("themes", theme));
else if (Directory.GetFiles(GetAssetsDirectory("themes", theme)).Any())
{
Client.Theme = theme;
return;
}
var themePatcherFiles = files.Where(l => l.RelativePath.ToLower().Contains("loop") && l.RelativePath.Contains(theme)).ToList();
Parallel.ForEach(themePatcherFiles,
new ParallelOptions {MaxDegreeOfParallelism = 10},
file =>
{
LogTextBox(String.Format("Downloading {0} ({1} KB) from http://l3cdn.riotgames.com", Path.GetFileName(file.RelativePath), file.FileSize/1024));
var fname = Path.GetFileName(file.RelativePath);
var localPath = GetAssetsDirectory("themes", theme, fname);
new WebClient().DownloadFile(file.AbsolutePath, localPath);
});
var flv = Directory.GetFiles(GetAssetsDirectory("themes", theme), "*.flv");
foreach (var item in flv)
{
var inputFile = new MediaFile {Filename = GetAssetsDirectory("themes", theme, item)};
var outputFile = new MediaFile {Filename = GetAssetsDirectory("themes", theme, item).Replace(".flv", ".mp4")};
LogTextBox(String.Format("Converting {0}", Path.GetFileName(item)));
await Task.Run(() =>
{
using (var engine = new Engine())
engine.Convert(inputFile, outputFile);
});
}
Client.Theme = theme;
}
catch (Exception ex)
{
Client.Log(ex);
}
}
protected virtual void Convert(String inputFilepath,String outputFolder, ConversionOptions conversionOptions, bool convertToAudio)
{
if(String.IsNullOrWhiteSpace(FileName))
FileName = Path.GetFileNameWithoutExtension(inputFilepath) + GetFormat(true);
string outputFilePath = Path.Combine(outputFolder, FileName);
MediaFile inputFile = new MediaFile(@inputFilepath);
MediaFile outputFile = new MediaFile(outputFilePath);
using (var engine = new Engine())
{
if (processStartingEventHandler != null)
processStartingEventHandler(this, EventArgs.Empty);
engine.Convert(inputFile, outputFile);
if (processCompletionEventHandler != null)
processCompletionEventHandler(this, EventArgs.Empty);
}
}
private async Task ExtractAudio(string path) {
var cache = new FileInfo(context.audioSaveableFilename); //target cache
var SavePath = context.audioSaveableFilename;//to universal string
for (int i = 1; File.Exists(SavePath); i++) {
SavePath = Path.Combine(cache.Directory.FullName, $"{cache.Name.Replace(cache.Extension,"")} ({i}){cache.Extension}");
}
context.AudioPath = new FileInfo(SavePath);
switch (context.VideoInfo.VideoType) {
case VideoType.Mobile:
break;
case VideoType.Flash:
using (var flvFile = new FlvFile(path, SavePath)) {
flvFile.ConversionProgressChanged += (sender, args) => {
context.OnProgresStateChanged(YoutubeStage.ExtractingAudio, args.ProgressPercentage);
};
await Task.Run(()=>flvFile.ExtractStreams());
}
break;
case VideoType.Mp4:
var @in = new MediaFile(path);
var @out = new MediaFile(SavePath);
using (var engine = new Engine()) {
//Desperate attempt to catch the extraction from the MediaToolkit lib but it simply does not pass into those events.
//engine.ConvertProgressEvent += (sender, args) => AudioExtractionProgressChanged?.Invoke(this, new ProgressEventArgs((args.ProcessedDuration.TotalMilliseconds / args.TotalDuration.TotalMilliseconds) * 100f));
//engine.ConversionCompleteEvent += (sender, args) => AudioExtractionProgressChanged?.Invoke(this, new ProgressEventArgs((args.ProcessedDuration.TotalMilliseconds / args.TotalDuration.TotalMilliseconds) * 100f));
//informing on 0% and 100%, btw those conversions are pretty fast, 5 to 10 seconds for a 50MB 1048p video.
context.OnProgresStateChanged(YoutubeStage.StartingAudioExtraction);
await Task.Run(()=>engine.Convert(@in, @out)); //begin conversion progress. it is executed serially.
context.OnProgresStateChanged(YoutubeStage.FinishedAudioExtraction);
}
break;
case VideoType.WebM:
break;
case VideoType.Unknown:
break;
default:
throw new ArgumentOutOfRangeException();
}
}
public static void IntroVideoss(string VideoFile)
{
// this.FileName = VideoFile;
var inputFile = new MediaFile { Filename = VideoFile };
var outputFile = new MediaFile {Filename = @"Z:\ddd.mp4"};
var inputFiles = new MediaToolkit.Options.ConversionOptions();
var engine = new MediaToolkit.Engine();
TimeSpan t = new TimeSpan(0, 0, 2, 10, 49);
TimeSpan d = new TimeSpan(0, 0, inputFile.Metadata.Duration.Minutes, inputFile.Metadata.Duration.Seconds, inputFile.Metadata.Duration.Milliseconds);
d = inputFile.Metadata.Duration;
d = d - t;
inputFiles.CutMedia (t, d);
engine.Convert(inputFile, outputFile, inputFiles);
}
private static void TrimFileToNewDuration(string inputFilePath, decimal newDurationInMilliseconds, TrailerClipperOptions clipperOptions)
{
var outputFilePath = ComputeOutputFilePath(inputFilePath, clipperOptions.OutputDirectoryPath);
var inputFile = new MediaFile {Filename = inputFilePath};
var outputFile = new MediaFile {Filename = outputFilePath};
var options = InitializeClippingData(newDurationInMilliseconds, clipperOptions);
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
engine.Convert(inputFile, outputFile, options);
}
if (clipperOptions.OutputToConsole)
Console.WriteLine("Finished on trimming file, output: " + outputFilePath);
}
public void GetProperties(string VideoFile)
{
var inputFile = new MediaFile { Filename = VideoFile };
string GetFrameSize = string.Empty;
try
{
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
this.Format = inputFile.Metadata.VideoData.FrameSize;
this.FrameRate = inputFile.Metadata.VideoData.Fps;
engine.Dispose();
}
}
catch (Exception)
{
}
}
public StdResult<List<string>> ExtractFrames(int nbFramesDesired)
{
DesiredFramesAmount = nbFramesDesired;
int nbSeconds = (int)GetVideoLength().ReturnObject.TotalSeconds;
int framePeriod = nbSeconds / (nbFramesDesired + 1);
List<MediaFile> outputFiles = new List<MediaFile>();
using (var engine = new Engine())
{
engine.GetMetadata(InputFile);
for (int i = 0; i < DesiredFramesAmount; i++)
{
outputFiles.Add(new MediaFile { Filename = string.Format(OutputSpriteFramePathTemplate, i) });
var options = new ConversionOptions { Seek = TimeSpan.FromSeconds((i + 1) * framePeriod), VideoSize = VideoSize._200par125 };
if (File.Exists(outputFiles[i].Filename))
File.Delete(outputFiles[i].Filename);
engine.GetThumbnail(InputFile, outputFiles[i], options);
}
}
OutputSpriteFrames = outputFiles.Select(of => of.Filename).ToList();
return StdResult<List<string>>.OkResultInstance(OutputSpriteFrames);
}
public void genThumb()
{
thumbPath = System.IO.Path.Combine( System.IO.Path.GetTempPath(), cutName+index.ToString()+".jpg");
var inputFile = new MediaFile { Filename = sourcePath };
var outputFile = new MediaFile { Filename = thumbPath };
using (var engine = new Engine())
{
engine.GetMetadata(inputFile);
var options = new ConversionOptions { Seek = startTime };
engine.GetThumbnail(inputFile, outputFile, options);
}
var img = System.Drawing.Image.FromFile(thumbPath);
MemoryStream ms = new MemoryStream();
img.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg);
imgThumb = ms.ToArray();
}
private async Task ExtractAudio(string path) {
var cache = new FileInfo(context.AudioPath?.FullName ?? context.AudioSaveableFilename); //target cache
var SavePath = context.AudioPath?.FullName ?? context.AudioSaveableFilename;//to universal string
for (int i = 1; File.Exists(SavePath); i++) {
SavePath = Path.Combine(cache.Directory.FullName, $"{cache.Name.Replace(cache.Extension,"")} ({i}){cache.Extension}");
}
SavePath = Path.ChangeExtension(SavePath, "aac");
context.OnProgresStateChanged(YoutubeStage.StartingAudioExtraction);
switch (context.VideoInfo.VideoType) {
case VideoType.Mobile:
//no one is really going to use this..
break;
case VideoType.Flash: {
using (var flvFile = new FlvFile(path, SavePath)) {
flvFile.ConversionProgressChanged += (sender, args) => {
context.OnProgresStateChanged(YoutubeStage.ExtractingAudio, args.ProgressPercentage);
};
await Task.Run(() => flvFile.ExtractStreams());
}
break;
}
case VideoType.Mp4: {
var @in = new MediaFile(new FileInfo(path).FullName);
var @out = new MediaFile(new FileInfo(SavePath).FullName);
using (var engine = new Engine()) {
//Desperate attempt to catch the extraction from the MediaToolkit lib but it simply does not pass into those events.
//engine.ConvertProgressEvent += (sender, args) => AudioExtractionProgressChanged?.Invoke(this, new ProgressEventArgs((args.ProcessedDuration.TotalMilliseconds / args.TotalDuration.TotalMilliseconds) * 100f));
//engine.ConversionCompleteEvent += (sender, args) => AudioExtractionProgressChanged?.Invoke(this, new ProgressEventArgs((args.ProcessedDuration.TotalMilliseconds / args.TotalDuration.TotalMilliseconds) * 100f));
//informing on 0% and 100%, btw those conversions are pretty fast, 5 to 10 seconds for a 50MB 1048p video.
await Task.Run(()=> engine.CustomCommand($"-i \"{@in.Filename.Replace("\\", "/")}\" -vn -acodec copy \"{@out.Filename.Replace("\\", "/")}\"")); //begin conversion progress. it is executed serially.
}
break;
}
case VideoType.WebM:
//the mkv files do not contain any audio files.
break;
case VideoType.Unknown:
switch (context.VideoInfo?.AudioType ?? AudioType.None) {
case AudioType.Unknown:
break;
case AudioType.Aac:
File.Move(path, SavePath);
break;
case AudioType.Mp3:
SavePath = Path.ChangeExtension(SavePath, "mp3");
File.Move(path, SavePath);
break;
case AudioType.Vorbis: {
var @in = new MediaFile(new FileInfo(path).FullName);
var @out = new MediaFile(new FileInfo(SavePath).FullName);
using (var engine = new Engine()) {
await Task.Run(() => engine.Convert(@in, @out));
}
break;
}
case AudioType.Opus: {
var @in = new MediaFile(new FileInfo(path).FullName);
var @out = new MediaFile(new FileInfo(SavePath).FullName);
using (var engine = new Engine()) {
await Task.Run(()=> engine.CustomCommand($"-i {@in.Filename.Replace("\\","/")} -c:a libvo_aacenc -b:a 192k {@out.Filename.Replace("\\","/")}"));
}
break;
}
default:
break;
}
break;
default:
SavePath = Path.ChangeExtension(SavePath, cache.Extension.Replace(".",""));
File.Move(path, SavePath);
break;
}
context.OnProgresStateChanged(YoutubeStage.FinishedAudioExtraction);
context.AudioPath = new FileInfo(SavePath);
}
public IEnumerable<MediaSegment> Segment(FileInfo file, long fileId)
{
var source = new MediaFile(file.FullName);
using (var engine = new Engine())
{
engine.GetMetadata(source);
var progressMs = 0.0;
while (progressMs < source.Metadata.Duration.TotalMilliseconds)
{
var options = new ConversionOptions();
var endMs = Math.Min(progressMs + _segmentLengthMs, source.Metadata.Duration.TotalMilliseconds);
options.CutMedia(TimeSpan.FromMilliseconds(progressMs),
TimeSpan.FromMilliseconds(endMs));
var outputFile = Path.Combine(file.DirectoryName,
string.Format("{0}_audio_{1}ms.wav", file.Name, progressMs));
engine.Convert(source, new MediaFile(outputFile), options);
yield return new MediaSegment
{
FileId = fileId,
File = new FileInfo(outputFile),
OffsetMs = progressMs,
DurationMs = endMs - progressMs
};
progressMs = endMs;
}
}
}
