diff options
Diffstat (limited to 'MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs')
| -rw-r--r-- | MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs | 42 |
1 files changed, 27 insertions, 15 deletions
diff --git a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs index e1a0e8d67..f12ef7e63 100644 --- a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs +++ b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs @@ -10,7 +10,7 @@ using Microsoft.Extensions.Logging; namespace MediaBrowser.MediaEncoding.Encoder { - public class EncoderValidator + public partial class EncoderValidator { private static readonly string[] _requiredDecoders = new[] { @@ -165,6 +165,12 @@ namespace MediaBrowser.MediaEncoding.Encoder public static Version? MaxVersion { get; } = null; + [GeneratedRegex(@"^ffmpeg version n?((?:[0-9]+\.?)+)")] + private static partial Regex FfmpegVersionRegex(); + + [GeneratedRegex(@"((?<name>lib\w+)\s+(?<major>[0-9]+)\.\s*(?<minor>[0-9]+))", RegexOptions.Multiline)] + private static partial Regex LibraryRegex(); + public bool ValidateVersion() { string output; @@ -283,7 +289,7 @@ namespace MediaBrowser.MediaEncoding.Encoder internal Version? GetFFmpegVersionInternal(string output) { // For pre-built binaries the FFmpeg version should be mentioned at the very start of the output - var match = Regex.Match(output, @"^ffmpeg version n?((?:[0-9]+\.?)+)"); + var match = FfmpegVersionRegex().Match(output); if (match.Success) { @@ -331,10 +337,7 @@ namespace MediaBrowser.MediaEncoding.Encoder { var map = new Dictionary<string, Version>(); - foreach (Match match in Regex.Matches( - output, - @"((?<name>lib\w+)\s+(?<major>[0-9]+)\.\s*(?<minor>[0-9]+))", - RegexOptions.Multiline)) + foreach (Match match in LibraryRegex().Matches(output)) { var version = new Version( int.Parse(match.Groups["major"].ValueSpan, CultureInfo.InvariantCulture), @@ -496,8 +499,8 @@ namespace MediaBrowser.MediaEncoding.Encoder var required = codec == Codec.Encoder ? _requiredEncoders : _requiredDecoders; - var found = Regex - .Matches(output, @"^\s\S{6}\s(?<codec>[\w|-]+)\s+.+$", RegexOptions.Multiline) + var found = CodecRegex() + .Matches(output) .Select(x => x.Groups["codec"].Value) .Where(x => required.Contains(x)); @@ -524,8 +527,8 @@ namespace MediaBrowser.MediaEncoding.Encoder return Enumerable.Empty<string>(); } - var found = Regex - .Matches(output, @"^\s\S{3}\s(?<filter>[\w|-]+)\s+.+$", RegexOptions.Multiline) + var found = FilterRegex() + .Matches(output) .Select(x => x.Groups["filter"].Value) .Where(x => _requiredFilters.Contains(x)); @@ -550,7 +553,8 @@ namespace MediaBrowser.MediaEncoding.Encoder private string GetProcessOutput(string path, string arguments, bool readStdErr, string? testKey) { - using (var process = new Process() + var redirectStandardIn = !string.IsNullOrEmpty(testKey); + using (var process = new Process { StartInfo = new ProcessStartInfo(path, arguments) { @@ -558,7 +562,7 @@ namespace MediaBrowser.MediaEncoding.Encoder UseShellExecute = false, WindowStyle = ProcessWindowStyle.Hidden, ErrorDialog = false, - RedirectStandardInput = !string.IsNullOrEmpty(testKey), + RedirectStandardInput = redirectStandardIn, RedirectStandardOutput = true, RedirectStandardError = true } @@ -568,13 +572,21 @@ namespace MediaBrowser.MediaEncoding.Encoder process.Start(); - if (!string.IsNullOrEmpty(testKey)) + if (redirectStandardIn) { - process.StandardInput.Write(testKey); + using var writer = process.StandardInput; + writer.Write(testKey); } - return readStdErr ? process.StandardError.ReadToEnd() : process.StandardOutput.ReadToEnd(); + using var reader = readStdErr ? process.StandardError : process.StandardOutput; + return reader.ReadToEnd(); } } + + [GeneratedRegex("^\\s\\S{6}\\s(?<codec>[\\w|-]+)\\s+.+$", RegexOptions.Multiline)] + private static partial Regex CodecRegex(); + + [GeneratedRegex("^\\s\\S{3}\\s(?<filter>[\\w|-]+)\\s+.+$", RegexOptions.Multiline)] + private static partial Regex FilterRegex(); } } |