CommandEventEmitterCommandMethods_getArgumentsffprobekillrunsave_getArguments_getArguments(): string[]Returns string[]ffprobeffprobe(callback: CommandProbeFunction): voidParametercallback: CommandProbeFunctionReturns voidkillkill(signal: string): voidParametersignal: stringReturns voidrunrun(): voidReturns voidsavesave(output: string): CommandParameteroutput: stringReturns Command