private void WriteFiltergraph(FFmpegCommand command, Filtergraph filtergraph)
{
if (filtergraph == null)
{
throw new ArgumentNullException("filtergraph");
}
var shouldIncludeDelimitor = false;
filtergraph.FilterchainList.ForEach(filterchain =>
{
if (shouldIncludeDelimitor)
{
BuilderBase.Append(";");
}
else
{
BuilderBase.Append(" -filter_complex \"");
shouldIncludeDelimitor = true;
}
WriteFilterchain(command, filterchain);
});
if (shouldIncludeDelimitor)
{
BuilderBase.Append("\"");
}
}
private void WriteFilterchain(FFmpegCommand command, Filterchain filterchain)
{
if (filterchain == null)
{
throw new ArgumentNullException("filterchain");
}
var context = FilterBindingContext.Create(filterchain.InputCount, filterchain.OutputCount);
WriteFilterchainIn(command, filterchain);
var shouldIncludeDelimitor = false;
filterchain.Filters.ToList().ForEach(filter =>
{
if (shouldIncludeDelimitor)
{
BuilderBase.Append(",");
}
else
{
BuilderBase.Append(" ");
shouldIncludeDelimitor = true;
}
WriteFilter(filter, context);
});
WriteFilterchainOut(filterchain);
}
private void WriteFilter(IFilter filter, FilterBindingContext context)
{
if (filter == null)
{
throw new ArgumentNullException("filter");
}
BuilderBase.Append(FilterSerializer.Serialize(filter, context));
}
public void WriteCommand(FFprobeCommand command)
{
var inputResource = new Input(command.Resource);
BuilderBase.Append(" ");
BuilderBase.Append(SettingSerializer.Serialize(inputResource));
command.Settings.ForEach(WriteSerializerSpecifier);
}
private void WriteFilterchainOut(Filterchain filterchain)
{
var filterchainOutputs = filterchain.GetStreamIdentifiers();
filterchainOutputs.ForEach(streamId =>
{
BuilderBase.Append(" ");
BuilderBase.Append(FormattingUtility.Map(streamId.Map));
});
}
private void WriteOutputSettings(CommandOutput output)
{
if (output == null)
{
throw new ArgumentNullException("output");
}
output.Settings.SettingsList.ForEach(setting =>
{
BuilderBase.Append(" ");
BuilderBase.Append(SettingSerializer.Serialize(setting));
});
}
private void WriteResource(CommandInput resource)
{
if (resource == null)
{
throw new ArgumentNullException("resource");
}
WriteResourcePreSettings(resource);
var inputResource = new Input(resource.Resource);
BuilderBase.Append(" ");
BuilderBase.Append(SettingSerializer.Serialize(inputResource));
WriteResourcePostSettings(resource);
}
private void WriteResourcePostSettings(CommandInput resource)
{
if (resource == null)
{
throw new ArgumentNullException("resource");
}
resource.Settings.SettingsList.ForEach(setting =>
{
if (!setting.IsPostSetting())
{
return;
}
BuilderBase.Append(" ");
BuilderBase.Append(SettingSerializer.Serialize(setting));
});
}
private void WriteFilterchainIn(FFmpegCommand command, Filterchain filterchain)
{
filterchain.ReceiptList.ForEach(streamId =>
{
BuilderBase.Append(" ");
var indexOfResource = command.Objects.Inputs.FindIndex(inputs => inputs.GetStreamIdentifiers().Any(s => s.Map == streamId.Map));
if (indexOfResource >= 0)
{
var commandResource = command.Objects.Inputs[indexOfResource];
var commandStream = commandResource.Resource.Streams.First(s => s.Map == streamId.Map);
BuilderBase.Append(FormattingUtility.Map(commandStream, indexOfResource));
}
else
{
BuilderBase.Append(FormattingUtility.Map(streamId.Map));
}
});
}
public void WriteSerializerSpecifier(ISetting setting)
{
BuilderBase.Append(" ");
BuilderBase.Append(SettingSerializer.Serialize(setting));
}