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Added a support for pre-exsiting pipe

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This commit is contained in:
Omri Goldberger 2024-01-01 10:47:26 +02:00
parent eb221c3e49
commit 36d778a3a2
3 changed files with 49 additions and 1 deletions
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46
FFMpegCore/FFMpeg/Arguments/InputExistingPipeArgument.cs Normal file
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@ -0,0 +1,46 @@
using System.Diagnostics;
using FFMpegCore.Pipes;
namespace FFMpegCore.Arguments
{
/// <summary>
/// Represents input parameter for a specific name pipe
/// </summary>
public class InputExistingPipeArgument : IInputArgument
{
public string PipeName { get; }
public string PipePath => PipeHelpers.GetPipePath(PipeName);
public string Text => $"-i \"{PipePath}\"";
public InputExistingPipeArgument(string pipeName)
{
PipeName = pipeName;
}
public void Pre()
{
if (string.IsNullOrEmpty(PipeName))
{
throw new InvalidOperationException("Pipe name cannot be null or empty");
}
}
public async Task During(CancellationToken cancellationToken = default)
{
try
{
var tcs = new TaskCompletionSource<bool>();
cancellationToken.Register(() => tcs.TrySetCanceled());
await tcs.Task;
}
catch(OperationCanceledException)
{
Debug.WriteLine($"{GetType().Name} cancelled");
}
}
public void Post()
{
}
}
}

2
FFMpegCore/FFMpeg/FFMpegArguments.cs
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@ -25,6 +25,7 @@ private string GetText()
public static FFMpegArguments FromUrlInput(Uri uri, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new InputArgument(uri.AbsoluteUri, false), addArguments);
public static FFMpegArguments FromDeviceInput(string device, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new InputDeviceArgument(device), addArguments);
public static FFMpegArguments FromPipeInput(IPipeSource sourcePipe, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new InputPipeArgument(sourcePipe), addArguments);
public static FFMpegArguments FromPipeInput(string pipeName, Action<FFMpegArgumentOptions>? addArguments = null) => new FFMpegArguments().WithInput(new InputExistingPipeArgument(pipeName), addArguments);
public FFMpegArguments WithGlobalOptions(Action<FFMpegGlobalArguments> configureOptions)
{
@ -39,6 +40,7 @@ public FFMpegArguments WithGlobalOptions(Action<FFMpegGlobalArguments> configure
public FFMpegArguments AddUrlInput(Uri uri, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new InputArgument(uri.AbsoluteUri, false), addArguments);
public FFMpegArguments AddDeviceInput(string device, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new InputDeviceArgument(device), addArguments);
public FFMpegArguments AddPipeInput(IPipeSource sourcePipe, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new InputPipeArgument(sourcePipe), addArguments);
public FFMpegArguments AddPipeInput(string pipeName, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new InputExistingPipeArgument(pipeName), addArguments);
public FFMpegArguments AddMetaData(string content, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new MetaDataArgument(content), addArguments);
public FFMpegArguments AddMetaData(IReadOnlyMetaData metaData, Action<FFMpegArgumentOptions>? addArguments = null) => WithInput(new MetaDataArgument(MetaDataSerializer.Instance.Serialize(metaData)), addArguments);

2
FFMpegCore/FFMpegCore.csproj
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@ -3,7 +3,7 @@
<PropertyGroup>
<IsPackable>true</IsPackable>
<Description>A .NET Standard FFMpeg/FFProbe wrapper for easily integrating media analysis and conversion into your .NET applications</Description>
<PackageVersion>5.1.0</PackageVersion>
<PackageVersion>5.1.1</PackageVersion>
<PackageOutputPath>../nupkg</PackageOutputPath>
<PackageReleaseNotes>
</PackageReleaseNotes>