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Code Issues Releases Wiki Activity

New: Improve parsing of audio channels from MediaInfo output

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This commit is contained in:
Mark McDowall 2017-02-04 22:03:55 -08:00
parent 10264a5bfb
commit fc15daa37e
3 changed files with 126 additions and 1 deletions
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120
src/NzbDrone.Core.Test/MediaFiles/MediaInfo/FormattedAudioChannelsFixture.cs Normal file
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@ -0,0 +1,120 @@
using FluentAssertions;
using NUnit.Framework;
using NzbDrone.Core.MediaFiles.MediaInfo;
namespace NzbDrone.Core.Test.MediaFiles.MediaInfo
{
[TestFixture]
public class FormattedAudioChannelsFixture
{
[Test]
public void should_subtract_one_from_AudioChannels_as_total_channels_if_LFE_in_AudioChannelPositionsText()
{
var mediaInfoModel = new MediaInfoModel
{
AudioChannels = 6,
AudioChannelPositions = null,
AudioChannelPositionsText = "Front: L C R, Side: L R, LFE"
};
mediaInfoModel.FormattedAudioChannels.Should().Be(5.1m);
}
[Test]
public void should_use_AudioChannels_as_total_channels_if_LFE_not_in_AudioChannelPositionsText()
{
var mediaInfoModel = new MediaInfoModel
{
AudioChannels = 2,
AudioChannelPositions = null,
AudioChannelPositionsText = "Front: L R"
};
mediaInfoModel.FormattedAudioChannels.Should().Be(2);
}
[Test]
public void should_return_0_if_schema_revision_is_less_than_3_and_other_properties_are_null()
{
var mediaInfoModel = new MediaInfoModel
{
AudioChannels = 2,
AudioChannelPositions = null,
AudioChannelPositionsText = null,
SchemaRevision = 2
};
mediaInfoModel.FormattedAudioChannels.Should().Be(0);
}
[Test]
public void should_use_AudioChannels_if_schema_revision_is_3_and_other_properties_are_null()
{
var mediaInfoModel = new MediaInfoModel
{
AudioChannels = 2,
AudioChannelPositions = null,
AudioChannelPositionsText = null,
SchemaRevision = 3
};
mediaInfoModel.FormattedAudioChannels.Should().Be(2);
}
[Test]
public void should_sum_AudioChannelPositions()
{
var mediaInfoModel = new MediaInfoModel
{
AudioChannels = 2,
AudioChannelPositions = "2/0/0",
AudioChannelPositionsText = null,
SchemaRevision = 3
};
mediaInfoModel.FormattedAudioChannels.Should().Be(2);
}
[Test]
public void should_sum_AudioChannelPositions_including_decimal()
{
var mediaInfoModel = new MediaInfoModel
{
AudioChannels = 2,
AudioChannelPositions = "3/2/0.1",
AudioChannelPositionsText = null,
SchemaRevision = 3
};
mediaInfoModel.FormattedAudioChannels.Should().Be(5.1m);
}
[Test]
public void should_cleanup_extraneous_text_from_AudioChannelPositions()
{
var mediaInfoModel = new MediaInfoModel
{
AudioChannels = 2,
AudioChannelPositions = "Object Based / 3/2/2.1",
AudioChannelPositionsText = null,
SchemaRevision = 3
};
mediaInfoModel.FormattedAudioChannels.Should().Be(7.1m);
}
[Test]
public void should_sum_first_series_of_numbers_from_AudioChannelPositions()
{
var mediaInfoModel = new MediaInfoModel
{
AudioChannels = 2,
AudioChannelPositions = "3/2/2.1 / 3/2/2.1",
AudioChannelPositionsText = null,
SchemaRevision = 3
};
mediaInfoModel.FormattedAudioChannels.Should().Be(7.1m);
}
}
}

1
src/NzbDrone.Core.Test/NzbDrone.Core.Test.csproj
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@ -285,6 +285,7 @@
<Compile Include="MediaFiles\EpisodeImport\Specifications\UpgradeSpecificationFixture.cs" />
<Compile Include="MediaFiles\ImportApprovedEpisodesFixture.cs" />
<Compile Include="MediaFiles\MediaFileRepositoryFixture.cs" />
<Compile Include="MediaFiles\MediaInfo\FormattedAudioChannelsFixture.cs" />
<Compile Include="Messaging\Commands\CommandQueueManagerFixture.cs" />
<Compile Include="MetadataSource\SkyHook\SkyHookProxySearchFixture.cs" />
<Compile Include="MetadataSource\SearchSeriesComparerFixture.cs" />

6
src/NzbDrone.Core/MediaFiles/MediaInfo/MediaInfoModel.cs
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@ -48,7 +48,11 @@ public decimal FormattedAudioChannels
return AudioChannelPositionsText.ContainsIgnoreCase("LFE") ? AudioChannels - 1 + 0.1m : AudioChannels;
}
return AudioChannelPositions.Split('/').Sum(s => decimal.Parse(s, CultureInfo.InvariantCulture));
return AudioChannelPositions.Replace("Object Based / ", "")
.Split(new string[] { " / " }, StringSplitOptions.None)
.First()
.Split('/')
.Sum(s => decimal.Parse(s, CultureInfo.InvariantCulture));
}
}
}