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Merge fc78b6ec8f into cc75e03ec9

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Rudy 2025-12-20 18:45:20 +02:00 • committed by GitHub
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2 changed files with 79 additions and 2 deletions
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57
FFMpegCore.Test/ArgumentBuilderTest.cs
View file

@ -1,6 +1,7 @@
using System.Drawing;
using FFMpegCore.Arguments;
using FFMpegCore.Enums;
using FFMpegCore.Exceptions;
using FFMpegCore.Pipes;
namespace FFMpegCore.Test;
@ -141,6 +142,62 @@ public class ArgumentBuilderTest
Assert.AreEqual("-i \"input.mp4\" -vn \"output.mp4\"", str);
}
[TestMethod]
public void Builder_BuildString_DisableChannel_Subtitle()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.DisableChannel(Channel.Subtitle)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -sn \"output.mp4\"", str);
}
[TestMethod]
public void Builder_BuildString_DisableChannel_Data()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.DisableChannel(Channel.Data)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -dn \"output.mp4\"", str);
}
[TestMethod]
public void Builder_BuildString_DisableChannel_Multiple()
{
var str = FFMpegArguments.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.DisableChannel(Channel.Audio).DisableChannel(Channel.Video)).Arguments;
Assert.AreEqual("-i \"input.mp4\" -an -vn \"output.mp4\"", str);
}
[TestMethod]
public void Builder_BuildString_DisableChannel_Both_InvalidChannel()
{
Assert.ThrowsExactly<FFMpegException>(() => FFMpegArguments
.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.DisableChannel(Channel.Both)).Arguments);
}
[TestMethod]
public void Builder_BuildString_DisableChannel_All_InvalidChannel()
{
Assert.ThrowsExactly<FFMpegException>(() => FFMpegArguments
.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.DisableChannel(Channel.All)).Arguments);
}
[TestMethod]
public void Builder_BuildString_DisableChannel_Attachments_UnsupportedChannel()
{
Assert.ThrowsExactly<FFMpegException>(() => FFMpegArguments
.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.DisableChannel(Channel.Attachments)).Arguments);
}
[TestMethod]
public void Builder_BuildString_DisableChannel_VideoNoAttachedPic_UnsupportedChannel()
{
Assert.ThrowsExactly<FFMpegException>(() => FFMpegArguments
.FromFileInput("input.mp4")
.OutputToFile("output.mp4", false, opt => opt.DisableChannel(Channel.VideoNoAttachedPic)).Arguments);
}
[TestMethod]
public void Builder_BuildString_AudioSamplingRate_Default()
{

24
FFMpegCore/FFMpeg/Arguments/DisableChannelArgument.cs
View file

@ -4,7 +4,8 @@ using FFMpegCore.Exceptions;
namespace FFMpegCore.Arguments;
/// <summary>
/// Represents cpu speed parameter
/// Represents channel disabling parameter
/// Used to disable processing of all streams of a particular type so that they are not filtered, automatically selected or mapped for any input or output
/// </summary>
public class DisableChannelArgument : IArgument
{
@ -12,9 +13,26 @@ public class DisableChannelArgument : IArgument
public DisableChannelArgument(Channel channel)
{
if (channel == Channel.All)
{
throw new FFMpegException(FFMpegExceptionType.Conversion, "Cannot disable all channels");
}
if (channel == Channel.Both)
{
throw new FFMpegException(FFMpegExceptionType.Conversion, "Cannot disable both channels");
throw new FFMpegException(FFMpegExceptionType.Conversion, "Cannot disable both video and audio channels at once");
}
if (channel == Channel.Attachments)
{
// ffmpeg does not support disabling attachment streams
throw new FFMpegException(FFMpegExceptionType.Operation, $"{nameof(Channel.Attachments)} channel cannot be disabled");
}
if (channel == Channel.VideoNoAttachedPic)
{
// ffmpeg does not support disabling no-picture-filtered video steams
throw new FFMpegException(FFMpegExceptionType.Operation, $"{nameof(Channel.VideoNoAttachedPic)} channel cannot be disabled");
}
Channel = channel;
@ -24,6 +42,8 @@ public class DisableChannelArgument : IArgument
{
Channel.Video => "-vn",
Channel.Audio => "-an",
Channel.Subtitle => "-sn",
Channel.Data => "-dn",
_ => string.Empty
};
}