/// <summary>
/// Kills the Ffmpeg process.
/// </summary>
public void Abort()
{
if ((FfmpegProcess_ != null) && !FfmpegProcess_.HasExited)
{
try
{
FfmpegProcess_.Kill();
}
finally
{
FfmpegProcess_.Dispose();
FfmpegProcess_ = null;
}
}
}
/// <summary>
/// Spawns a new Ffmpeg process using the specified options in this instance.
/// </summary>
/// <param name="inputFiles">Media files to be processed.</param>
/// <param name="outputFiles">Output files.</param>
public void Process(InputFile[] inputFiles, OutputFile[] outputFiles)
{
FfmpegProcess_ = FfmpegProcess.Create(Path);
try
{
FfmpegProcess_.ErrorDataReceived += OnFfmpegOutputReceived;
List <string> args = new List <string>();
args.Add("-hide_banner");
args.Add("-nostdin");
args.Add("-stats");
args.Add("-loglevel fatal");
// Avoid FFmpeg asking for overwrite if a specified output file already exists.
args.Add(OverwriteOutput ? "-y" : "-n");
// Global options.
foreach (var customArg in CustomArgs)
{
if (string.IsNullOrEmpty(customArg.Value))
{
args.Add("-" + customArg.Key);
}
else
{
args.Add(string.Format("-{0} {1}", customArg.Key, customArg.Value));
}
}
// Input options and files.
if ((inputFiles != null) && (inputFiles.Length > 0))
{
foreach (InputFile inputFile in inputFiles)
{
args.Add(inputFile.ToString());
}
}
else
{
throw new FfmpegException("No input files specified");
}
// Output options and files.
if ((outputFiles != null) && (outputFiles.Length > 0))
{
foreach (OutputFile outputFile in outputFiles)
{
args.Add(outputFile.ToString());
}
}
else
{
if (Environment.OSVersion.Platform == PlatformID.Win32NT)
{
args.Add("NUL");
}
else
{
args.Add("/dev/null");
}
}
FfmpegProcess_.StartInfo.Arguments = String.Join(" ", args);
LastCommand = Path + " " + FfmpegProcess_.StartInfo.Arguments;
try
{
FfmpegProcess_.Start();
FfmpegProcess_.BeginErrorReadLine();
FfmpegProcess_.WaitForExit();
}
catch (Exception ex)
{
throw new FfmpegException("Cannot spawn FFmpeg process", ex);
}
}
finally
{
if (FfmpegProcess_ != null)
{
FfmpegProcess_.Dispose();
FfmpegProcess_ = null;
}
}
}