/// <summary>
/// Builds parameters string from <see cref="ArgumentsContainer"/> that would be passed to ffmpeg process
/// </summary>
/// <param name="container">Container of arguments</param>
/// <param name="input">Input file</param>
/// <param name="output">Output file</param>
/// <returns>Parameters string</returns>
public string BuildArguments(ArgumentsContainer container, FileInfo input, FileInfo output)
{
CheckContainerException(container);
CheckExtensionOfOutputExtension(container, output);
FFMpegHelper.ConversionExceptionCheck(input, output);
StringBuilder sb = new StringBuilder();
var inputA = new InputArgument(input);
var outputA = new OutputArgument();
sb.Append(inputA.GetStringValue().Trim() + " ");
foreach (var a in container)
{
if (!IsInputOrOutput(a.Key))
{
sb.Append(a.Value.GetStringValue().Trim() + " ");
}
}
sb.Append(outputA.GetStringValue().Trim());
var overrideArg = container.Find <OverrideArgument>();
if (overrideArg != null)
{
sb.Append(" " + overrideArg.GetStringValue().Trim());
}
return(sb.ToString());
}
/// <summary>
/// Builds parameters string from <see cref="ArgumentsContainer"/> that would be passed to ffmpeg process
/// </summary>
/// <param name="container">Container of arguments</param>
/// <returns>Parameters string</returns>
public string BuildArguments(ArgumentsContainer container)
{
if (!container.ContainsInputOutput())
{
throw new ArgumentException("No input or output parameter found", nameof(container));
}
CheckContainerException(container);
StringBuilder sb = new StringBuilder();
sb.Append(GetInput(container).GetStringValue().Trim() + " ");
foreach (var a in container)
{
if (!IsInputOrOutput(a.Key))
{
sb.Append(a.Value.GetStringValue().Trim() + " ");
}
}
sb.Append(container[typeof(OutputArgument)].GetStringValue().Trim());
var overrideArg = container.Find <OverrideArgument>();
if (overrideArg != null)
{
sb.Append(" " + overrideArg.GetStringValue().Trim());
}
return(sb.ToString());
}
private void CheckExtensionOfOutputExtension(ArgumentsContainer container, FileInfo output)
{
if (container.ContainsKey(typeof(VideoCodecArgument)))
{
var codec = (VideoCodecArgument)container[typeof(VideoCodecArgument)];
FFMpegHelper.ExtensionExceptionCheck(output, FileExtension.ForCodec(codec.Value));
}
}
private Argument GetInput(ArgumentsContainer container)
{
if (container.ContainsKey(typeof(InputArgument)))
{
return(container[typeof(InputArgument)]);
}
else if (container.ContainsKey(typeof(ConcatArgument)))
{
return(container[typeof(ConcatArgument)]);
}
else
{
throw new ArgumentException("No inputs found");
}
}
private void CheckContainerException(ArgumentsContainer container)
{
//TODO: implement arguments check
}
