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Add disable channel argument cases for subtitle and data streams

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This commit is contained in:
RudyTheDev 2025-12-20 18:30:27 +02:00
parent cc75e03ec9
commit fc78b6ec8f
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 System.Drawing;
using FFMpegCore.Arguments; using FFMpegCore.Arguments;
using FFMpegCore.Enums; using FFMpegCore.Enums;
using FFMpegCore.Exceptions;
using FFMpegCore.Pipes; using FFMpegCore.Pipes;
namespace FFMpegCore.Test; namespace FFMpegCore.Test;
@ -141,6 +142,62 @@ public class ArgumentBuilderTest
Assert.AreEqual("-i \"input.mp4\" -vn \"output.mp4\"", str); 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] [TestMethod]
public void Builder_BuildString_AudioSamplingRate_Default() public void Builder_BuildString_AudioSamplingRate_Default()
{ {

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

@ -4,7 +4,8 @@ using FFMpegCore.Exceptions;
namespace FFMpegCore.Arguments; namespace FFMpegCore.Arguments;
/// <summary> /// <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> /// </summary>
public class DisableChannelArgument : IArgument public class DisableChannelArgument : IArgument
{ {
@ -12,9 +13,26 @@ public class DisableChannelArgument : IArgument
public DisableChannelArgument(Channel channel) public DisableChannelArgument(Channel channel)
{ {
if (channel == Channel.All)
{
throw new FFMpegException(FFMpegExceptionType.Conversion, "Cannot disable all channels");
}
if (channel == Channel.Both) 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; Channel = channel;
@ -24,6 +42,8 @@ public class DisableChannelArgument : IArgument
{ {
Channel.Video => "-vn", Channel.Video => "-vn",
Channel.Audio => "-an", Channel.Audio => "-an",
Channel.Subtitle => "-sn",
Channel.Data => "-dn",
_ => string.Empty _ => string.Empty
}; };
} }