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Add option to use replaygain tags for audio (#10566)

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* Add option to use replaygain tags for audio

* Change regex to be specific

* Use ffprobe for faster metadata grabs

* Change regex to .Match
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TelepathicWalrus 2024-01-06 20:59:56 +00:00 • committed by GitHub
parent 615089228a
commit 7b5c41c2a5
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2 changed files with 50 additions and 2 deletions
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2
MediaBrowser.Model/Configuration/LibraryOptions.cs
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@ -31,6 +31,8 @@ namespace MediaBrowser.Model.Configuration
public bool EnableLUFSScan { get; set; }
public bool UseReplayGainTags { get; set; }
public bool EnableChapterImageExtraction { get; set; }
public bool ExtractChapterImagesDuringLibraryScan { get; set; }

50
MediaBrowser.Providers/MediaInfo/AudioFileProber.cs
View file

@ -61,6 +61,9 @@ namespace MediaBrowser.Providers.MediaInfo
[GeneratedRegex(@"I:\s+(.*?)\s+LUFS")]
private static partial Regex LUFSRegex();
[GeneratedRegex(@"REPLAYGAIN_TRACK_GAIN:\s+-?([0-9.]+)\s+dB")]
private static partial Regex ReplayGainTagRegex();
/// <summary>
/// Probes the specified item for metadata.
/// </summary>
@ -104,8 +107,50 @@ namespace MediaBrowser.Providers.MediaInfo
}
var libraryOptions = _libraryManager.GetLibraryOptions(item);
bool foundLUFSValue = false;
if (libraryOptions.EnableLUFSScan)
if (libraryOptions.UseReplayGainTags)
{
using (var process = new Process()
{
StartInfo = new ProcessStartInfo
{
FileName = _mediaEncoder.ProbePath,
Arguments = $"-hide_banner -i \"{path}\"",
RedirectStandardOutput = false,
RedirectStandardError = true
},
})
{
try
{
process.Start();
}
catch (Exception ex)
{
_logger.LogError(ex, "Error starting ffmpeg");
throw;
}
using var reader = process.StandardError;
var output = await reader.ReadToEndAsync(cancellationToken).ConfigureAwait(false);
cancellationToken.ThrowIfCancellationRequested();
Match split = ReplayGainTagRegex().Match(output);
if (split.Success)
{
item.LUFS = DefaultLUFSValue - float.Parse(split.Groups[1].ValueSpan, CultureInfo.InvariantCulture.NumberFormat);
foundLUFSValue = true;
}
else
{
item.LUFS = DefaultLUFSValue;
}
}
}
if (libraryOptions.EnableLUFSScan && !foundLUFSValue)
{
using (var process = new Process()
{
@ -144,7 +189,8 @@ namespace MediaBrowser.Providers.MediaInfo
}
}
}
else
if (!libraryOptions.EnableLUFSScan && !libraryOptions.UseReplayGainTags)
{
item.LUFS = DefaultLUFSValue;
}