diff options
Diffstat (limited to 'MediaBrowser.MediaEncoding')
10 files changed, 154 insertions, 126 deletions
diff --git a/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs b/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs index a8ebe6bc5..21b5d0c5b 100644 --- a/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs +++ b/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs @@ -240,11 +240,11 @@ namespace MediaBrowser.MediaEncoding.Attachments if (protocol == MediaProtocol.File) { var date = _fileSystem.GetLastWriteTimeUtc(mediaPath); - filename = (mediaPath + attachmentStreamIndex.ToString(CultureInfo.InvariantCulture) + "_" + date.Ticks.ToString(CultureInfo.InvariantCulture)).GetMD5().ToString("D"); + filename = (mediaPath + attachmentStreamIndex.ToString(CultureInfo.InvariantCulture) + "_" + date.Ticks.ToString(CultureInfo.InvariantCulture)).GetMD5().ToString("D", CultureInfo.InvariantCulture); } else { - filename = (mediaPath + attachmentStreamIndex.ToString(CultureInfo.InvariantCulture)).GetMD5().ToString("D"); + filename = (mediaPath + attachmentStreamIndex.ToString(CultureInfo.InvariantCulture)).GetMD5().ToString("D", CultureInfo.InvariantCulture); } var prefix = filename.Substring(0, 1); diff --git a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs index 75123a843..c8bf5557b 100644 --- a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs +++ b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs @@ -3,8 +3,8 @@ using System; using System.Collections.Generic; using System.Diagnostics; +using System.Globalization; using System.Linq; -using System.Text; using System.Text.RegularExpressions; using Microsoft.Extensions.Logging; @@ -87,19 +87,17 @@ namespace MediaBrowser.MediaEncoding.Encoder "hevc_videotoolbox" }; - // Try and use the individual library versions to determine a FFmpeg version - // This lookup table is to be maintained with the following command line: - // $ ffmpeg -version | perl -ne ' print "$1=$2.$3," if /^(lib\w+)\s+(\d+)\.\s*(\d+)/' - private static readonly IReadOnlyDictionary<string, Version> _ffmpegVersionMap = new Dictionary<string, Version> + // These are the library versions that corresponds to our minimum ffmpeg version 4.x according to the version table below + private static readonly IReadOnlyDictionary<string, Version> _ffmpegMinimumLibraryVersions = new Dictionary<string, Version> { - { "libavutil=56.51,libavcodec=58.91,libavformat=58.45,libavdevice=58.10,libavfilter=7.85,libswscale=5.7,libswresample=3.7,libpostproc=55.7,", new Version(4, 3) }, - { "libavutil=56.31,libavcodec=58.54,libavformat=58.29,libavdevice=58.8,libavfilter=7.57,libswscale=5.5,libswresample=3.5,libpostproc=55.5,", new Version(4, 2) }, - { "libavutil=56.22,libavcodec=58.35,libavformat=58.20,libavdevice=58.5,libavfilter=7.40,libswscale=5.3,libswresample=3.3,libpostproc=55.3,", new Version(4, 1) }, - { "libavutil=56.14,libavcodec=58.18,libavformat=58.12,libavdevice=58.3,libavfilter=7.16,libswscale=5.1,libswresample=3.1,libpostproc=55.1,", new Version(4, 0) }, - { "libavutil=55.78,libavcodec=57.107,libavformat=57.83,libavdevice=57.10,libavfilter=6.107,libswscale=4.8,libswresample=2.9,libpostproc=54.7,", new Version(3, 4) }, - { "libavutil=55.58,libavcodec=57.89,libavformat=57.71,libavdevice=57.6,libavfilter=6.82,libswscale=4.6,libswresample=2.7,libpostproc=54.5,", new Version(3, 3) }, - { "libavutil=55.34,libavcodec=57.64,libavformat=57.56,libavdevice=57.1,libavfilter=6.65,libswscale=4.2,libswresample=2.3,libpostproc=54.1,", new Version(3, 2) }, - { "libavutil=54.31,libavcodec=56.60,libavformat=56.40,libavdevice=56.4,libavfilter=5.40,libswscale=3.1,libswresample=1.2,libpostproc=53.3,", new Version(2, 8) } + { "libavutil", new Version(56, 14) }, + { "libavcodec", new Version(58, 18) }, + { "libavformat", new Version(58, 12) }, + { "libavdevice", new Version(58, 3) }, + { "libavfilter", new Version(7, 16) }, + { "libswscale", new Version(5, 1) }, + { "libswresample", new Version(3, 1) }, + { "libpostproc", new Version(55, 1) } }; private readonly ILogger _logger; @@ -118,6 +116,7 @@ namespace MediaBrowser.MediaEncoding.Encoder Decoder } + // When changing this, also change the minimum library versions in _ffmpegMinimumLibraryVersions public static Version MinVersion { get; } = new Version(4, 0); public static Version MaxVersion { get; } = null; @@ -156,32 +155,36 @@ namespace MediaBrowser.MediaEncoding.Encoder // Work out what the version under test is var version = GetFFmpegVersion(versionOutput); - _logger.LogInformation("Found ffmpeg version {0}", version != null ? version.ToString() : "unknown"); + _logger.LogInformation("Found ffmpeg version {Version}", version != null ? version.ToString() : "unknown"); if (version == null) { - if (MinVersion != null && MaxVersion != null) // Version is unknown + if (MaxVersion != null) // Version is unknown { if (MinVersion == MaxVersion) { - _logger.LogWarning("FFmpeg validation: We recommend ffmpeg version {0}", MinVersion); + _logger.LogWarning("FFmpeg validation: We recommend version {MinVersion}", MinVersion); } else { - _logger.LogWarning("FFmpeg validation: We recommend a minimum of {0} and maximum of {1}", MinVersion, MaxVersion); + _logger.LogWarning("FFmpeg validation: We recommend a minimum of {MinVersion} and maximum of {MaxVersion}", MinVersion, MaxVersion); } } + else + { + _logger.LogWarning("FFmpeg validation: We recommend minimum version {MinVersion}", MinVersion); + } return false; } - else if (MinVersion != null && version < MinVersion) // Version is below what we recommend + else if (version < MinVersion) // Version is below what we recommend { - _logger.LogWarning("FFmpeg validation: The minimum recommended ffmpeg version is {0}", MinVersion); + _logger.LogWarning("FFmpeg validation: The minimum recommended version is {MinVersion}", MinVersion); return false; } else if (MaxVersion != null && version > MaxVersion) // Version is above what we recommend { - _logger.LogWarning("FFmpeg validation: The maximum recommended ffmpeg version is {0}", MaxVersion); + _logger.LogWarning("FFmpeg validation: The maximum recommended version is {MaxVersion}", MaxVersion); return false; } @@ -197,13 +200,12 @@ namespace MediaBrowser.MediaEncoding.Encoder /// <summary> /// Using the output from "ffmpeg -version" work out the FFmpeg version. /// For pre-built binaries the first line should contain a string like "ffmpeg version x.y", which is easy - /// to parse. If this is not available, then we try to match known library versions to FFmpeg versions. - /// If that fails then we use one of the main libraries to determine if it's new/older than the latest - /// we have stored. + /// to parse. If this is not available, then we try to match known library versions to FFmpeg versions. + /// If that fails then we test the libraries to determine if they're newer than our minimum versions. /// </summary> /// <param name="output">The output from "ffmpeg -version".</param> /// <returns>The FFmpeg version.</returns> - internal static Version GetFFmpegVersion(string output) + internal Version GetFFmpegVersion(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]+\.?)+)"); @@ -212,14 +214,33 @@ namespace MediaBrowser.MediaEncoding.Encoder { return new Version(match.Groups[1].Value); } - else - { - // Create a reduced version string and lookup key from dictionary - var reducedVersion = GetLibrariesVersionString(output); - // Try to lookup the string and return Key, otherwise if not found returns null - return _ffmpegVersionMap.TryGetValue(reducedVersion, out Version version) ? version : null; + var versionMap = GetFFmpegLibraryVersions(output); + + var allVersionsValidated = true; + + foreach (var minimumVersion in _ffmpegMinimumLibraryVersions) + { + if (versionMap.TryGetValue(minimumVersion.Key, out var foundVersion)) + { + if (foundVersion >= minimumVersion.Value) + { + _logger.LogInformation("Found {Library} version {FoundVersion} ({MinimumVersion})", minimumVersion.Key, foundVersion, minimumVersion.Value); + } + else + { + _logger.LogWarning("Found {Library} version {FoundVersion} lower than recommended version {MinimumVersion}", minimumVersion.Key, foundVersion, minimumVersion.Value); + allVersionsValidated = false; + } + } + else + { + _logger.LogError("{Library} version not found", minimumVersion.Key); + allVersionsValidated = false; + } } + + return allVersionsValidated ? MinVersion : null; } /// <summary> @@ -228,23 +249,23 @@ namespace MediaBrowser.MediaEncoding.Encoder /// </summary> /// <param name="output">The 'ffmpeg -version' output.</param> /// <returns>The library names and major.minor version numbers.</returns> - private static string GetLibrariesVersionString(string output) + private static IReadOnlyDictionary<string, Version> GetFFmpegLibraryVersions(string output) { - var rc = new StringBuilder(144); - foreach (Match m in Regex.Matches( + 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)) { - rc.Append(m.Groups["name"]) - .Append('=') - .Append(m.Groups["major"]) - .Append('.') - .Append(m.Groups["minor"]) - .Append(','); + var version = new Version( + int.Parse(match.Groups["major"].Value, CultureInfo.InvariantCulture), + int.Parse(match.Groups["minor"].Value, CultureInfo.InvariantCulture)); + + map.Add(match.Groups["name"].Value, version); } - return rc.Length == 0 ? null : rc.ToString(); + return map; } private IEnumerable<string> GetHwaccelTypes() diff --git a/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs b/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs index 7c2d9f1fd..63310fdf6 100644 --- a/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs +++ b/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs @@ -1,6 +1,8 @@ #pragma warning disable CS1591 +using System; using System.Collections.Generic; +using System.Globalization; using System.Linq; using MediaBrowser.Model.MediaInfo; @@ -14,7 +16,7 @@ namespace MediaBrowser.MediaEncoding.Encoder { var url = inputFiles[0]; - return string.Format("\"{0}\"", url); + return string.Format(CultureInfo.InvariantCulture, "\"{0}\"", url); } return GetConcatInputArgument(inputFiles); @@ -33,7 +35,7 @@ namespace MediaBrowser.MediaEncoding.Encoder { var files = string.Join("|", inputFiles.Select(NormalizePath)); - return string.Format("concat:\"{0}\"", files); + return string.Format(CultureInfo.InvariantCulture, "concat:\"{0}\"", files); } // Determine the input path for video files @@ -47,15 +49,15 @@ namespace MediaBrowser.MediaEncoding.Encoder /// <returns>System.String.</returns> private static string GetFileInputArgument(string path) { - if (path.IndexOf("://") != -1) + if (path.IndexOf("://", StringComparison.Ordinal) != -1) { - return string.Format("\"{0}\"", path); + return string.Format(CultureInfo.InvariantCulture, "\"{0}\"", path); } // Quotes are valid path characters in linux and they need to be escaped here with a leading \ path = NormalizePath(path); - return string.Format("file:\"{0}\"", path); + return string.Format(CultureInfo.InvariantCulture, "file:\"{0}\"", path); } /// <summary> @@ -66,7 +68,7 @@ namespace MediaBrowser.MediaEncoding.Encoder private static string NormalizePath(string path) { // Quotes are valid path characters in linux and they need to be escaped here with a leading \ - return path.Replace("\"", "\\\""); + return path.Replace("\"", "\\\"", StringComparison.Ordinal); } } } diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs index 778c0b18c..5a3a9185d 100644 --- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs +++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs @@ -12,6 +12,7 @@ using System.Threading; using System.Threading.Tasks; using MediaBrowser.Common.Configuration; using MediaBrowser.Common.Extensions; +using MediaBrowser.Common.Json; using MediaBrowser.Controller.Configuration; using MediaBrowser.Controller.MediaEncoding; using MediaBrowser.MediaEncoding.Probing; @@ -54,6 +55,9 @@ namespace MediaBrowser.MediaEncoding.Encoder private readonly object _runningProcessesLock = new object(); private readonly List<ProcessWrapper> _runningProcesses = new List<ProcessWrapper>(); + // MediaEncoder is registered as a Singleton + private readonly JsonSerializerOptions _jsonSerializerOptions; + private List<string> _encoders = new List<string>(); private List<string> _decoders = new List<string>(); private List<string> _hwaccels = new List<string>(); @@ -75,6 +79,7 @@ namespace MediaBrowser.MediaEncoding.Encoder _localization = localization; _encodingHelperFactory = encodingHelperFactory; _startupOptionFFmpegPath = config.GetValue<string>(Controller.Extensions.ConfigurationExtensions.FfmpegPathKey) ?? string.Empty; + _jsonSerializerOptions = JsonDefaults.GetOptions(); } private EncodingHelper EncodingHelper => _encodingHelperFactory.Value; @@ -196,9 +201,6 @@ namespace MediaBrowser.MediaEncoding.Encoder _logger.LogWarning("FFmpeg: {Location}: Failed version check: {Path}", location, path); } - // ToDo - Enable the ffmpeg validator. At the moment any version can be used. - rc = true; - _ffmpegPath = path; EncoderLocation = location; } @@ -377,7 +379,7 @@ namespace MediaBrowser.MediaEncoding.Encoder var args = extractChapters ? "{0} -i {1} -threads 0 -v warning -print_format json -show_streams -show_chapters -show_format" : "{0} -i {1} -threads 0 -v warning -print_format json -show_streams -show_format"; - args = string.Format(args, probeSizeArgument, inputPath).Trim(); + args = string.Format(CultureInfo.InvariantCulture, args, probeSizeArgument, inputPath).Trim(); var process = new Process { @@ -417,6 +419,7 @@ namespace MediaBrowser.MediaEncoding.Encoder { result = await JsonSerializer.DeserializeAsync<InternalMediaInfoResult>( process.StandardOutput.BaseStream, + _jsonSerializerOptions, cancellationToken: cancellationToken).ConfigureAwait(false); } catch @@ -552,8 +555,8 @@ namespace MediaBrowser.MediaEncoding.Encoder // Use ffmpeg to sample 100 (we can drop this if required using thumbnail=50 for 50 frames) frames and pick the best thumbnail. Have a fall back just in case. var thumbnail = enableThumbnail ? ",thumbnail=24" : string.Empty; - var args = useIFrame ? string.Format("-i {0}{3} -threads 0 -v quiet -vframes 1 -vf \"{2}{4}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, thumbnail) : - string.Format("-i {0}{3} -threads 0 -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg); + var args = useIFrame ? string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads 0 -v quiet -vframes 1 -vf \"{2}{4}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg, thumbnail) : + string.Format(CultureInfo.InvariantCulture, "-i {0}{3} -threads 0 -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, tempExtractPath, vf, mapArg); var probeSizeArgument = EncodingHelper.GetProbeSizeArgument(1); var analyzeDurationArgument = EncodingHelper.GetAnalyzeDurationArgument(1); @@ -570,7 +573,7 @@ namespace MediaBrowser.MediaEncoding.Encoder if (offset.HasValue) { - args = string.Format("-ss {0} ", GetTimeParameter(offset.Value)) + args; + args = string.Format(CultureInfo.InvariantCulture, "-ss {0} ", GetTimeParameter(offset.Value)) + args; } if (videoStream != null) @@ -641,7 +644,7 @@ namespace MediaBrowser.MediaEncoding.Encoder if (exitCode == -1 || !file.Exists || file.Length == 0) { - var msg = string.Format("ffmpeg image extraction failed for {0}", inputPath); + var msg = string.Format(CultureInfo.InvariantCulture, "ffmpeg image extraction failed for {0}", inputPath); _logger.LogError(msg); @@ -684,13 +687,13 @@ namespace MediaBrowser.MediaEncoding.Encoder { var maxWidthParam = maxWidth.Value.ToString(_usCulture); - vf += string.Format(",scale=min(iw\\,{0}):trunc(ow/dar/2)*2", maxWidthParam); + vf += string.Format(CultureInfo.InvariantCulture, ",scale=min(iw\\,{0}):trunc(ow/dar/2)*2", maxWidthParam); } Directory.CreateDirectory(targetDirectory); var outputPath = Path.Combine(targetDirectory, filenamePrefix + "%05d.jpg"); - var args = string.Format("-i {0} -threads 0 -v quiet -vf \"{2}\" -f image2 \"{1}\"", inputArgument, outputPath, vf); + var args = string.Format(CultureInfo.InvariantCulture, "-i {0} -threads 0 -v quiet -vf \"{2}\" -f image2 \"{1}\"", inputArgument, outputPath, vf); var probeSizeArgument = EncodingHelper.GetProbeSizeArgument(1); var analyzeDurationArgument = EncodingHelper.GetAnalyzeDurationArgument(1); @@ -790,7 +793,7 @@ namespace MediaBrowser.MediaEncoding.Encoder if (exitCode == -1) { - var msg = string.Format("ffmpeg image extraction failed for {0}", inputArgument); + var msg = string.Format(CultureInfo.InvariantCulture, "ffmpeg image extraction failed for {0}", inputArgument); _logger.LogError(msg); @@ -856,7 +859,7 @@ namespace MediaBrowser.MediaEncoding.Encoder // https://ffmpeg.org/ffmpeg-filters.html#Notes-on-filtergraph-escaping // We need to double escape - return path.Replace('\\', '/').Replace(":", "\\:").Replace("'", "'\\\\\\''"); + return path.Replace('\\', '/').Replace(":", "\\:", StringComparison.Ordinal).Replace("'", "'\\\\\\''", StringComparison.Ordinal); } /// <inheritdoc /> diff --git a/MediaBrowser.MediaEncoding/MediaBrowser.MediaEncoding.csproj b/MediaBrowser.MediaEncoding/MediaBrowser.MediaEncoding.csproj index 017f917e2..814edd732 100644 --- a/MediaBrowser.MediaEncoding/MediaBrowser.MediaEncoding.csproj +++ b/MediaBrowser.MediaEncoding/MediaBrowser.MediaEncoding.csproj @@ -34,7 +34,7 @@ <!-- Code Analyzers--> <ItemGroup Condition=" '$(Configuration)' == 'Debug' "> - <!-- <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.8" PrivateAssets="All" /> --> + <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.8" PrivateAssets="All" /> <PackageReference Include="SerilogAnalyzer" Version="0.15.0" PrivateAssets="All" /> <PackageReference Include="StyleCop.Analyzers" Version="1.1.118" PrivateAssets="All" /> <PackageReference Include="SmartAnalyzers.MultithreadingAnalyzer" Version="1.1.31" PrivateAssets="All" /> diff --git a/MediaBrowser.MediaEncoding/Probing/MediaStreamInfo.cs b/MediaBrowser.MediaEncoding/Probing/MediaStreamInfo.cs index 8996d3b09..b7b23deff 100644 --- a/MediaBrowser.MediaEncoding/Probing/MediaStreamInfo.cs +++ b/MediaBrowser.MediaEncoding/Probing/MediaStreamInfo.cs @@ -133,7 +133,6 @@ namespace MediaBrowser.MediaEncoding.Probing /// </summary> /// <value>The bits_per_raw_sample.</value> [JsonPropertyName("bits_per_raw_sample")] - [JsonConverter(typeof(JsonInt32Converter))] public int BitsPerRawSample { get; set; } /// <summary> diff --git a/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs b/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs index 19e3bd8e6..40a3b43e1 100644 --- a/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs +++ b/MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs @@ -42,7 +42,8 @@ namespace MediaBrowser.MediaEncoding.Probing var info = new MediaInfo { Path = path, - Protocol = protocol + Protocol = protocol, + VideoType = videoType }; FFProbeHelpers.NormalizeFFProbeResult(data); @@ -1133,7 +1134,7 @@ namespace MediaBrowser.MediaEncoding.Probing { // Only use the comma as a delimeter if there are no slashes or pipes. // We want to be careful not to split names that have commas in them - var delimeter = !allowCommaDelimiter || _nameDelimiters.Any(i => val.IndexOf(i) != -1) ? + var delimeter = !allowCommaDelimiter || _nameDelimiters.Any(i => val.IndexOf(i, StringComparison.Ordinal) != -1) ? _nameDelimiters : new[] { ',' }; @@ -1377,8 +1378,8 @@ namespace MediaBrowser.MediaEncoding.Probing if (subtitle.Contains('/', StringComparison.Ordinal)) // It contains a episode number and season number { string[] numbers = subtitle.Split(' '); - video.IndexNumber = int.Parse(numbers[0].Replace(".", string.Empty, StringComparison.Ordinal).Split('/')[0]); - int totalEpisodesInSeason = int.Parse(numbers[0].Replace(".", string.Empty, StringComparison.Ordinal).Split('/')[1]); + video.IndexNumber = int.Parse(numbers[0].Replace(".", string.Empty, StringComparison.Ordinal).Split('/')[0], CultureInfo.InvariantCulture); + int totalEpisodesInSeason = int.Parse(numbers[0].Replace(".", string.Empty, StringComparison.Ordinal).Split('/')[1], CultureInfo.InvariantCulture); description = string.Join(" ", numbers, 1, numbers.Length - 1).Trim(); // Skip the first, concatenate the rest, clean up spaces and save it } diff --git a/MediaBrowser.MediaEncoding/Subtitles/AssParser.cs b/MediaBrowser.MediaEncoding/Subtitles/AssParser.cs index 308b62886..86b87fddd 100644 --- a/MediaBrowser.MediaEncoding/Subtitles/AssParser.cs +++ b/MediaBrowser.MediaEncoding/Subtitles/AssParser.cs @@ -86,9 +86,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles private void RemoteNativeFormatting(SubtitleTrackEvent p) { - int indexOfBegin = p.Text.IndexOf('{'); + int indexOfBegin = p.Text.IndexOf('{', StringComparison.Ordinal); string pre = string.Empty; - while (indexOfBegin >= 0 && p.Text.IndexOf('}') > indexOfBegin) + while (indexOfBegin >= 0 && p.Text.IndexOf('}', StringComparison.Ordinal) > indexOfBegin) { string s = p.Text.Substring(indexOfBegin); if (s.StartsWith("{\\an1}", StringComparison.Ordinal) || @@ -116,10 +116,10 @@ namespace MediaBrowser.MediaEncoding.Subtitles pre = s.Substring(0, 5) + "}"; } - int indexOfEnd = p.Text.IndexOf('}'); + int indexOfEnd = p.Text.IndexOf('}', StringComparison.Ordinal); p.Text = p.Text.Remove(indexOfBegin, (indexOfEnd - indexOfBegin) + 1); - indexOfBegin = p.Text.IndexOf('{'); + indexOfBegin = p.Text.IndexOf('{', StringComparison.Ordinal); } p.Text = pre + p.Text; diff --git a/MediaBrowser.MediaEncoding/Subtitles/SsaParser.cs b/MediaBrowser.MediaEncoding/Subtitles/SsaParser.cs index 6b7a81e6e..a5d641747 100644 --- a/MediaBrowser.MediaEncoding/Subtitles/SsaParser.cs +++ b/MediaBrowser.MediaEncoding/Subtitles/SsaParser.cs @@ -1,5 +1,6 @@ using System; using System.Collections.Generic; +using System.Globalization; using System.IO; using System.Text; using System.Threading; @@ -50,14 +51,14 @@ namespace MediaBrowser.MediaEncoding.Subtitles { eventsStarted = true; } - else if (!string.IsNullOrEmpty(line) && line.Trim().StartsWith(";")) + else if (!string.IsNullOrEmpty(line) && line.Trim().StartsWith(";", StringComparison.Ordinal)) { // skip comment lines } else if (eventsStarted && line.Trim().Length > 0) { string s = line.Trim().ToLowerInvariant(); - if (s.StartsWith("format:")) + if (s.StartsWith("format:", StringComparison.Ordinal)) { if (line.Length > 10) { @@ -103,7 +104,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles string[] splittedLine; - if (s.StartsWith("dialogue:")) + if (s.StartsWith("dialogue:", StringComparison.Ordinal)) { splittedLine = line.Substring(10).Split(','); } @@ -181,10 +182,10 @@ namespace MediaBrowser.MediaEncoding.Subtitles string[] timeCode = time.Split(':', '.'); return new TimeSpan( 0, - int.Parse(timeCode[0]), - int.Parse(timeCode[1]), - int.Parse(timeCode[2]), - int.Parse(timeCode[3]) * 10).Ticks; + int.Parse(timeCode[0], CultureInfo.InvariantCulture), + int.Parse(timeCode[1], CultureInfo.InvariantCulture), + int.Parse(timeCode[2], CultureInfo.InvariantCulture), + int.Parse(timeCode[3], CultureInfo.InvariantCulture) * 10).Ticks; } private static string GetFormattedText(string text) @@ -193,11 +194,11 @@ namespace MediaBrowser.MediaEncoding.Subtitles for (int i = 0; i < 10; i++) // just look ten times... { - if (text.Contains(@"{\fn")) + if (text.Contains(@"{\fn", StringComparison.Ordinal)) { - int start = text.IndexOf(@"{\fn"); + int start = text.IndexOf(@"{\fn", StringComparison.Ordinal); int end = text.IndexOf('}', start); - if (end > 0 && !text.Substring(start).StartsWith("{\\fn}")) + if (end > 0 && !text.Substring(start).StartsWith("{\\fn}", StringComparison.Ordinal)) { string fontName = text.Substring(start + 4, end - (start + 4)); string extraTags = string.Empty; @@ -212,7 +213,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles text = text.Insert(start, "<font face=\"" + fontName + "\"" + extraTags + ">"); } - int indexOfEndTag = text.IndexOf("{\\fn}", start); + int indexOfEndTag = text.IndexOf("{\\fn}", start, StringComparison.Ordinal); if (indexOfEndTag > 0) { text = text.Remove(indexOfEndTag, "{\\fn}".Length).Insert(indexOfEndTag, "</font>"); @@ -224,11 +225,11 @@ namespace MediaBrowser.MediaEncoding.Subtitles } } - if (text.Contains(@"{\fs")) + if (text.Contains(@"{\fs", StringComparison.Ordinal)) { - int start = text.IndexOf(@"{\fs"); + int start = text.IndexOf(@"{\fs", StringComparison.Ordinal); int end = text.IndexOf('}', start); - if (end > 0 && !text.Substring(start).StartsWith("{\\fs}")) + if (end > 0 && !text.Substring(start).StartsWith("{\\fs}", StringComparison.Ordinal)) { string fontSize = text.Substring(start + 4, end - (start + 4)); string extraTags = string.Empty; @@ -245,7 +246,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles text = text.Insert(start, "<font size=\"" + fontSize + "\"" + extraTags + ">"); } - int indexOfEndTag = text.IndexOf("{\\fs}", start); + int indexOfEndTag = text.IndexOf("{\\fs}", start, StringComparison.Ordinal); if (indexOfEndTag > 0) { text = text.Remove(indexOfEndTag, "{\\fs}".Length).Insert(indexOfEndTag, "</font>"); @@ -258,17 +259,17 @@ namespace MediaBrowser.MediaEncoding.Subtitles } } - if (text.Contains(@"{\c")) + if (text.Contains(@"{\c", StringComparison.Ordinal)) { - int start = text.IndexOf(@"{\c"); + int start = text.IndexOf(@"{\c", StringComparison.Ordinal); int end = text.IndexOf('}', start); - if (end > 0 && !text.Substring(start).StartsWith("{\\c}")) + if (end > 0 && !text.Substring(start).StartsWith("{\\c}", StringComparison.Ordinal)) { string color = text.Substring(start + 4, end - (start + 4)); string extraTags = string.Empty; CheckAndAddSubTags(ref color, ref extraTags, out bool italic); - color = color.Replace("&", string.Empty).TrimStart('H'); + color = color.Replace("&", string.Empty, StringComparison.Ordinal).TrimStart('H'); color = color.PadLeft(6, '0'); // switch to rrggbb from bbggrr @@ -285,7 +286,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles text = text.Insert(start, "<font color=\"" + color + "\"" + extraTags + ">"); } - int indexOfEndTag = text.IndexOf("{\\c}", start); + int indexOfEndTag = text.IndexOf("{\\c}", start, StringComparison.Ordinal); if (indexOfEndTag > 0) { text = text.Remove(indexOfEndTag, "{\\c}".Length).Insert(indexOfEndTag, "</font>"); @@ -297,17 +298,17 @@ namespace MediaBrowser.MediaEncoding.Subtitles } } - if (text.Contains(@"{\1c")) // "1" specifices primary color + if (text.Contains(@"{\1c", StringComparison.Ordinal)) // "1" specifices primary color { - int start = text.IndexOf(@"{\1c"); + int start = text.IndexOf(@"{\1c", StringComparison.Ordinal); int end = text.IndexOf('}', start); - if (end > 0 && !text.Substring(start).StartsWith("{\\1c}")) + if (end > 0 && !text.Substring(start).StartsWith("{\\1c}", StringComparison.Ordinal)) { string color = text.Substring(start + 5, end - (start + 5)); string extraTags = string.Empty; CheckAndAddSubTags(ref color, ref extraTags, out bool italic); - color = color.Replace("&", string.Empty).TrimStart('H'); + color = color.Replace("&", string.Empty, StringComparison.Ordinal).TrimStart('H'); color = color.PadLeft(6, '0'); // switch to rrggbb from bbggrr @@ -329,25 +330,25 @@ namespace MediaBrowser.MediaEncoding.Subtitles } } - text = text.Replace(@"{\i1}", "<i>"); - text = text.Replace(@"{\i0}", "</i>"); - text = text.Replace(@"{\i}", "</i>"); + text = text.Replace(@"{\i1}", "<i>", StringComparison.Ordinal); + text = text.Replace(@"{\i0}", "</i>", StringComparison.Ordinal); + text = text.Replace(@"{\i}", "</i>", StringComparison.Ordinal); if (CountTagInText(text, "<i>") > CountTagInText(text, "</i>")) { text += "</i>"; } - text = text.Replace(@"{\u1}", "<u>"); - text = text.Replace(@"{\u0}", "</u>"); - text = text.Replace(@"{\u}", "</u>"); + text = text.Replace(@"{\u1}", "<u>", StringComparison.Ordinal); + text = text.Replace(@"{\u0}", "</u>", StringComparison.Ordinal); + text = text.Replace(@"{\u}", "</u>", StringComparison.Ordinal); if (CountTagInText(text, "<u>") > CountTagInText(text, "</u>")) { text += "</u>"; } - text = text.Replace(@"{\b1}", "<b>"); - text = text.Replace(@"{\b0}", "</b>"); - text = text.Replace(@"{\b}", "</b>"); + text = text.Replace(@"{\b1}", "<b>", StringComparison.Ordinal); + text = text.Replace(@"{\b0}", "</b>", StringComparison.Ordinal); + text = text.Replace(@"{\b}", "</b>", StringComparison.Ordinal); if (CountTagInText(text, "<b>") > CountTagInText(text, "</b>")) { text += "</b>"; @@ -362,7 +363,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles private static int CountTagInText(string text, string tag) { int count = 0; - int index = text.IndexOf(tag); + int index = text.IndexOf(tag, StringComparison.Ordinal); while (index >= 0) { count++; @@ -371,7 +372,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles return count; } - index = text.IndexOf(tag, index + 1); + index = text.IndexOf(tag, index + 1, StringComparison.Ordinal); } return count; @@ -380,7 +381,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles private static void CheckAndAddSubTags(ref string tagName, ref string extraTags, out bool italic) { italic = false; - int indexOfSPlit = tagName.IndexOf(@"\"); + int indexOfSPlit = tagName.IndexOf('\\', StringComparison.Ordinal); if (indexOfSPlit > 0) { string rest = tagName.Substring(indexOfSPlit).TrimStart('\\'); @@ -388,9 +389,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles for (int i = 0; i < 10; i++) { - if (rest.StartsWith("fs") && rest.Length > 2) + if (rest.StartsWith("fs", StringComparison.Ordinal) && rest.Length > 2) { - indexOfSPlit = rest.IndexOf(@"\"); + indexOfSPlit = rest.IndexOf('\\', StringComparison.Ordinal); string fontSize = rest; if (indexOfSPlit > 0) { @@ -404,9 +405,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles extraTags += " size=\"" + fontSize.Substring(2) + "\""; } - else if (rest.StartsWith("fn") && rest.Length > 2) + else if (rest.StartsWith("fn", StringComparison.Ordinal) && rest.Length > 2) { - indexOfSPlit = rest.IndexOf(@"\"); + indexOfSPlit = rest.IndexOf('\\', StringComparison.Ordinal); string fontName = rest; if (indexOfSPlit > 0) { @@ -420,9 +421,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles extraTags += " face=\"" + fontName.Substring(2) + "\""; } - else if (rest.StartsWith("c") && rest.Length > 2) + else if (rest.StartsWith("c", StringComparison.Ordinal) && rest.Length > 2) { - indexOfSPlit = rest.IndexOf(@"\"); + indexOfSPlit = rest.IndexOf('\\', StringComparison.Ordinal); string fontColor = rest; if (indexOfSPlit > 0) { @@ -435,7 +436,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles } string color = fontColor.Substring(2); - color = color.Replace("&", string.Empty).TrimStart('H'); + color = color.Replace("&", string.Empty, StringComparison.Ordinal).TrimStart('H'); color = color.PadLeft(6, '0'); // switch to rrggbb from bbggrr color = "#" + color.Remove(color.Length - 6) + color.Substring(color.Length - 2, 2) + color.Substring(color.Length - 4, 2) + color.Substring(color.Length - 6, 2); @@ -443,9 +444,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles extraTags += " color=\"" + color + "\""; } - else if (rest.StartsWith("i1") && rest.Length > 1) + else if (rest.StartsWith("i1", StringComparison.Ordinal) && rest.Length > 1) { - indexOfSPlit = rest.IndexOf(@"\"); + indexOfSPlit = rest.IndexOf('\\', StringComparison.Ordinal); italic = true; if (indexOfSPlit > 0) { @@ -456,9 +457,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles rest = string.Empty; } } - else if (rest.Length > 0 && rest.Contains("\\")) + else if (rest.Length > 0 && rest.Contains('\\', StringComparison.Ordinal)) { - indexOfSPlit = rest.IndexOf(@"\"); + indexOfSPlit = rest.IndexOf('\\', StringComparison.Ordinal); rest = rest.Substring(indexOfSPlit).TrimStart('\\'); } } diff --git a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs index 374e35b96..6ac5ac2ff 100644 --- a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs +++ b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs @@ -415,7 +415,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles // FFmpeg automatically convert character encoding when it is UTF-16 // If we specify character encoding, it rejects with "do not specify a character encoding" and "Unable to recode subtitle event" - if ((inputPath.EndsWith(".smi") || inputPath.EndsWith(".sami")) && + if ((inputPath.EndsWith(".smi", StringComparison.Ordinal) || inputPath.EndsWith(".sami", StringComparison.Ordinal)) && (encodingParam.Equals("UTF-16BE", StringComparison.OrdinalIgnoreCase) || encodingParam.Equals("UTF-16LE", StringComparison.OrdinalIgnoreCase))) { @@ -435,7 +435,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles CreateNoWindow = true, UseShellExecute = false, FileName = _mediaEncoder.EncoderPath, - Arguments = string.Format("{0} -i \"{1}\" -c:s srt \"{2}\"", encodingParam, inputPath, outputPath), + Arguments = string.Format(CultureInfo.InvariantCulture, "{0} -i \"{1}\" -c:s srt \"{2}\"", encodingParam, inputPath, outputPath), WindowStyle = ProcessWindowStyle.Hidden, ErrorDialog = false }, @@ -506,7 +506,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles string.Format(CultureInfo.InvariantCulture, "ffmpeg subtitle conversion failed for {0}", inputPath)); } - await SetAssFont(outputPath).ConfigureAwait(false); + await SetAssFont(outputPath, cancellationToken).ConfigureAwait(false); _logger.LogInformation("ffmpeg subtitle conversion succeeded for {Path}", inputPath); } @@ -668,7 +668,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles if (string.Equals(outputCodec, "ass", StringComparison.OrdinalIgnoreCase)) { - await SetAssFont(outputPath).ConfigureAwait(false); + await SetAssFont(outputPath, cancellationToken).ConfigureAwait(false); } } @@ -676,8 +676,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles /// Sets the ass font. /// </summary> /// <param name="file">The file.</param> + /// <param name="cancellationToken">The token to monitor for cancellation requests. The default value is <c>System.Threading.CancellationToken.None</c>.</param> /// <returns>Task.</returns> - private async Task SetAssFont(string file) + private async Task SetAssFont(string file, CancellationToken cancellationToken = default) { _logger.LogInformation("Setting ass font within {File}", file); @@ -692,14 +693,14 @@ namespace MediaBrowser.MediaEncoding.Subtitles text = await reader.ReadToEndAsync().ConfigureAwait(false); } - var newText = text.Replace(",Arial,", ",Arial Unicode MS,"); + var newText = text.Replace(",Arial,", ",Arial Unicode MS,", StringComparison.Ordinal); - if (!string.Equals(text, newText)) + if (!string.Equals(text, newText, StringComparison.Ordinal)) { using (var fileStream = new FileStream(file, FileMode.Create, FileAccess.Write, FileShare.Read)) using (var writer = new StreamWriter(fileStream, encoding)) { - writer.Write(newText); + await writer.WriteAsync(newText.AsMemory(), cancellationToken).ConfigureAwait(false); } } } @@ -736,7 +737,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles var charset = CharsetDetector.DetectFromStream(stream).Detected?.EncodingName; // UTF16 is automatically converted to UTF8 by FFmpeg, do not specify a character encoding - if ((path.EndsWith(".ass") || path.EndsWith(".ssa") || path.EndsWith(".srt")) + if ((path.EndsWith(".ass", StringComparison.Ordinal) || path.EndsWith(".ssa", StringComparison.Ordinal) || path.EndsWith(".srt", StringComparison.Ordinal)) && (string.Equals(charset, "utf-16le", StringComparison.OrdinalIgnoreCase) || string.Equals(charset, "utf-16be", StringComparison.OrdinalIgnoreCase))) { |