public static async Task <string> getVersion()
{
CommandTask command = new CommandTask();
command.enableMultiTask = true;
var res = "";
var count = 0;
command.onRes = (dat) =>
{
//if (count < 2)
res += dat + "\r\n";
count++;
};
await command.exec(ffmp, " -version ");
return(res);
}
public async Task getInfo(string file)
{
if (file == "")
{
throw new ExceptionFFmpeg(dfv.lang.dat.Please_add_file_name);
}
fileName = file;
var ext = dfv.getFileExt(file);
if (ext == "avs")
{
info.format.format_name = "avs";
info.streams.Add(getAvs(file));
return;
}
CommandTask command = new CommandTask();
var json = "";
command.onRes = (dat) =>
{
json += dat;
};
await command.exec(ffprobe, " -print_format json -v quiet -show_error -show_format -show_streams -show_chapters \"" + file + "\" ");
infoObj = JsonConvert.DeserializeObject <MediaFileObj>(json);
info = infoObj.toMediaFile();
if (infoObj.error.message != "")
{
throw new ExceptionFFmpeg(infoObj.error.message);
}
info.format.durationMilli = dfv.timeStrToLong(info.format.duration);
}
private async Task execOne(string cmd, int nPass)
{
#if DEBUG
dfv.log(cmd);
#endif
cmd = cmd.Replace("\r", "").Replace("\n", " ");
cmd += " -hide_banner";
processPercent = 0;
processSpeed = "";
processFPS = "";
processTime = "";
string err = "";
string errPrev = "";
CommandTask command = new CommandTask();
command.onErr = (dat) =>
{
if (onResLine != null)
{
onResLine(dat);
}
parseInfo(dat);
onProcess(dat, nPass);
if (dat.StartsWith("[") ||
dat.StartsWith("Incompatible ") ||
dat.StartsWith("Error ") ||
dat.StartsWith("Invalid ") ||
dat.Contains("[error]") ||
dat.StartsWith("Unknown ")
)
{
errPrev += dat + "\r\n";
}
else
{
err = dat;
}
};
await command.exec(ffmp, cmd);
if (command.isUserKill)
{
throw new ExceptionFFmpeg(dfv.lang.dat.Task_aborted, true);
}
if (command.exitCode != 0)
{
var allErr = errPrev + err;
if (allErr != "At least one output file must be specified")
{
throw new ExceptionFFmpeg(errPrev + err);
}
}
processPercent = 100;
}