public static async Task <string> GetFfmpegOutputAsync(string path, string args, string lineFilter = "")
{
Process process = OsUtils.NewProcess(true);
process.StartInfo.Arguments = $"/C cd /D {GetAvPath().Wrap()} & ffmpeg.exe -hide_banner -y -stats -i {path.Wrap()} {args}";
return(await GetInfoAsync(path, process, lineFilter, false));
}
public static async Task <string> GetFfprobeInfoAsync(string path, FfprobeMode mode, string lineFilter = "", int streamIndex = -1, bool stripKeyName = true)
{
Process process = OsUtils.NewProcess(true);
string showFormat = mode == FfprobeMode.ShowBoth || mode == FfprobeMode.ShowFormat ? "-show_format" : "";
string showStreams = mode == FfprobeMode.ShowBoth || mode == FfprobeMode.ShowStreams ? "-show_streams" : "";
string streamSelect = (streamIndex >= 0) ? $"-select_streams {streamIndex}" : "";
process.StartInfo.Arguments = $"/C cd /D {GetAvPath().Wrap()} & ffprobe -v quiet {showFormat} {showStreams} {streamSelect} {path.Wrap()}";
return(await GetInfoAsync(path, process, lineFilter, stripKeyName));
}
public static async Task <string> RunFfprobe(string args, LogMode logMode = LogMode.Hidden, string loglevel = "quiet")
{
bool show = Config.GetInt(Config.Key.cmdDebugMode) > 0;
string processOutput = "";
Process ffprobe = OsUtils.NewProcess(!show);
NmkdStopwatch timeSinceLastOutput = new NmkdStopwatch();
lastAvProcess = ffprobe;
if (string.IsNullOrWhiteSpace(loglevel))
{
loglevel = defLogLevel;
}
ffprobe.StartInfo.Arguments = $"{GetCmdArg()} cd /D {GetAvDir().Wrap()} & ffprobe -v {loglevel} {args}";
if (logMode != LogMode.Hidden)
{
Logger.Log("Running FFprobe...", false);
}
Logger.Log($"ffprobe -v {loglevel} {args}", true, false, "ffmpeg");
if (!show)
{
ffprobe.OutputDataReceived += (sender, outLine) => { AvOutputHandler.LogOutput(outLine.Data, ref processOutput, "ffmpeg", logMode, false); timeSinceLastOutput.sw.Restart(); };
ffprobe.ErrorDataReceived += (sender, outLine) => { AvOutputHandler.LogOutput(outLine.Data, ref processOutput, "ffmpeg", logMode, false); timeSinceLastOutput.sw.Restart(); };
}
ffprobe.Start();
ffprobe.PriorityClass = ProcessPriorityClass.BelowNormal;
if (!show)
{
ffprobe.BeginOutputReadLine();
ffprobe.BeginErrorReadLine();
}
while (!ffprobe.HasExited)
{
await Task.Delay(10);
}
while (timeSinceLastOutput.ElapsedMs < 200)
{
await Task.Delay(50);
}
return(processOutput);
}
public static string GetFfprobeOutput(string args)
{
Process ffprobe = OsUtils.NewProcess(true);
ffprobe.StartInfo.Arguments = $"{GetCmdArg()} cd /D {GetAvDir().Wrap()} & ffprobe.exe {args}";
Logger.Log($"ffprobe {args}", true, false, "ffmpeg");
ffprobe.Start();
ffprobe.WaitForExit();
string output = ffprobe.StandardOutput.ReadToEnd();
string err = ffprobe.StandardError.ReadToEnd();
if (!string.IsNullOrWhiteSpace(err))
{
output += "\n" + err;
}
return(output);
}
public static async Task <string> RunFfmpeg(string args, string workingDir, LogMode logMode, string loglevel, bool reliableOutput = true, bool progressBar = false)
{
bool show = Config.GetInt(Config.Key.cmdDebugMode) > 0;
string processOutput = "";
Process ffmpeg = OsUtils.NewProcess(!show);
NmkdStopwatch timeSinceLastOutput = new NmkdStopwatch();
lastAvProcess = ffmpeg;
if (string.IsNullOrWhiteSpace(loglevel))
{
loglevel = defLogLevel;
}
string beforeArgs = $"-hide_banner -stats -loglevel {loglevel} -y";
if (!string.IsNullOrWhiteSpace(workingDir))
{
ffmpeg.StartInfo.Arguments = $"{GetCmdArg()} cd /D {workingDir.Wrap()} & {Path.Combine(GetAvDir(), "ffmpeg.exe").Wrap()} {beforeArgs} {args}";
}
else
{
ffmpeg.StartInfo.Arguments = $"{GetCmdArg()} cd /D {GetAvDir().Wrap()} & ffmpeg {beforeArgs} {args}";
}
if (logMode != LogMode.Hidden)
{
Logger.Log("Running FFmpeg...", false);
}
Logger.Log($"ffmpeg {beforeArgs} {args}", true, false, "ffmpeg");
if (!show)
{
ffmpeg.OutputDataReceived += (sender, outLine) => { AvOutputHandler.LogOutput(outLine.Data, ref processOutput, "ffmpeg", logMode, progressBar); timeSinceLastOutput.sw.Restart(); };
ffmpeg.ErrorDataReceived += (sender, outLine) => { AvOutputHandler.LogOutput(outLine.Data, ref processOutput, "ffmpeg", logMode, progressBar); timeSinceLastOutput.sw.Restart(); };
}
ffmpeg.Start();
ffmpeg.PriorityClass = ProcessPriorityClass.BelowNormal;
if (!show)
{
ffmpeg.BeginOutputReadLine();
ffmpeg.BeginErrorReadLine();
}
while (!ffmpeg.HasExited)
{
await Task.Delay(10);
}
while (reliableOutput && timeSinceLastOutput.ElapsedMs < 200)
{
await Task.Delay(50);
}
if (progressBar)
{
Program.mainForm.SetProgress(0);
}
return(processOutput);
}