From 5cfa466d8b0069e04c7d5c4e4f9b9a4bb7464034 Mon Sep 17 00:00:00 2001 From: scheilch Date: Sun, 29 Mar 2026 12:39:16 +0200 Subject: fix: cap GetVideoBitrateParamValue at 400 Mbps (#16467) * fix: cap GetVideoBitrateParamValue at 400 Mbps The previous cap of int.MaxValue / 2 (~1073 Mbps) is far beyond any realistic transcode target and allows encoder parameters derived from it (e.g. -bufsize = bitrate * 4 for QSV) to grow to multi-gigabit values, which is incorrect regardless of whether the encoder tolerates it. 400 Mbps is a safe upper bound for all current hardware encoders: - Intel QSV H.264 peaks at ~300 Mbps (High 5.1 CPB = 168.75 Mbit) - HEVC High Tier Level 5.x supports ~240 Mbps - AV1 hardware encoders have no meaningful real-world constraint at this level The existing FallbackMaxStreamingBitrate mechanism (default 30 Mbps) provides a similar guard but only when LiveStreamId is set, covering M3U and HDHR sources. Plugin-provided streams and any source that bypasses the LiveTV pipeline are not subject to it and can pass unreasonably high values downstream. This cap closes that gap for all encoder paths. Suggested by @nyanmisaka in review of #16376. * Update MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs --------- Co-authored-by: Bond-009 --- MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs') diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 9ebaef171d..415ed3ea46 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -2614,8 +2614,16 @@ namespace MediaBrowser.Controller.MediaEncoding } } - // Cap the max target bitrate to intMax/2 to satisfy the bufsize=bitrate*2. - return Math.Min(bitrate ?? 0, int.MaxValue / 2); + // Cap the max target bitrate to 400 Mbps. + // No consumer or professional hardware transcode target exceeds this value + // (Intel QSV tops out at ~300 Mbps for H.264; HEVC High Tier Level 5.x is ~240 Mbps). + // Without this cap, plugin-provided MPEG-TS streams with no usable bitrate metadata + // can produce unreasonably large -bufsize/-maxrate values for the encoder. + // Note: the existing FallbackMaxStreamingBitrate mechanism (default 30 Mbps) only + // applies when a LiveStreamId is set (M3U/HDHR sources). Plugin streams and other + // sources that bypass the LiveTV pipeline are not covered by it. + const int MaxSaneBitrate = 400_000_000; // 400 Mbps + return Math.Min(bitrate ?? 0, MaxSaneBitrate); } private int GetMinBitrate(int sourceBitrate, int requestedBitrate) -- cgit v1.2.3 From 5b3537b3d7260fb0ab0694d68ddc03e5495f262d Mon Sep 17 00:00:00 2001 From: nyanmisaka Date: Mon, 30 Mar 2026 14:08:07 -0400 Subject: Backport pull request #16519 from jellyfin/release-10.11.z Fix Null was not checked before using the H264 profile Original-merge: 89e914c7f18a6fcacf093d5f8df63b0d0506cbd5 Merged-by: Bond-009 Backported-by: Bond_009 --- MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs | 16 +++++++--------- 1 file changed, 7 insertions(+), 9 deletions(-) (limited to 'MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs') diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 415ed3ea46..f2468782ff 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -6389,17 +6389,15 @@ namespace MediaBrowser.Controller.MediaEncoding } // Block unsupported H.264 Hi422P and Hi444PP profiles, which can be encoded with 4:2:0 pixel format - if (string.Equals(videoStream.Codec, "h264", StringComparison.OrdinalIgnoreCase)) + if (string.Equals(videoStream.Codec, "h264", StringComparison.OrdinalIgnoreCase) + && ((videoStream.Profile?.Contains("4:2:2", StringComparison.OrdinalIgnoreCase) ?? false) + || (videoStream.Profile?.Contains("4:4:4", StringComparison.OrdinalIgnoreCase) ?? false))) { - if (videoStream.Profile.Contains("4:2:2", StringComparison.OrdinalIgnoreCase) - || videoStream.Profile.Contains("4:4:4", StringComparison.OrdinalIgnoreCase)) + // VideoToolbox on Apple Silicon has H.264 Hi444PP and theoretically also has Hi422P + if (!(hardwareAccelerationType == HardwareAccelerationType.videotoolbox + && RuntimeInformation.OSArchitecture.Equals(Architecture.Arm64))) { - // VideoToolbox on Apple Silicon has H.264 Hi444PP and theoretically also has Hi422P - if (!(hardwareAccelerationType == HardwareAccelerationType.videotoolbox - && RuntimeInformation.OSArchitecture.Equals(Architecture.Arm64))) - { - return null; - } + return null; } } -- cgit v1.2.3 From b846958f2c99271ff68de1cc6b252b5c851fb01c Mon Sep 17 00:00:00 2001 From: Shadowghost Date: Mon, 30 Mar 2026 10:48:51 +0200 Subject: Add additional validations --- Jellyfin.Api/Controllers/AudioController.cs | 20 +++---- Jellyfin.Api/Controllers/DynamicHlsController.cs | 62 +++++++++++----------- Jellyfin.Api/Controllers/LiveTvController.cs | 2 +- .../Controllers/UniversalAudioController.cs | 4 +- Jellyfin.Api/Controllers/VideosController.cs | 20 +++---- Jellyfin.Api/Helpers/StreamingHelpers.cs | 21 ++++++-- .../MediaEncoding/EncodingHelper.cs | 21 +++++--- .../Subtitles/SubtitleManager.cs | 16 ++++-- 8 files changed, 97 insertions(+), 69 deletions(-) (limited to 'MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs') diff --git a/Jellyfin.Api/Controllers/AudioController.cs b/Jellyfin.Api/Controllers/AudioController.cs index 4be79ff5a0..b6b3e8fe95 100644 --- a/Jellyfin.Api/Controllers/AudioController.cs +++ b/Jellyfin.Api/Controllers/AudioController.cs @@ -91,18 +91,18 @@ public class AudioController : BaseJellyfinApiController [ProducesAudioFile] public async Task GetAudioStream( [FromRoute, Required] Guid itemId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? container, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? container, [FromQuery] bool? @static, [FromQuery] string? @params, [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -131,8 +131,8 @@ public class AudioController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, @@ -255,18 +255,18 @@ public class AudioController : BaseJellyfinApiController [ProducesAudioFile] public async Task GetAudioStreamByContainer( [FromRoute, Required] Guid itemId, - [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string container, + [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string container, [FromQuery] bool? @static, [FromQuery] string? @params, [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -295,8 +295,8 @@ public class AudioController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, diff --git a/Jellyfin.Api/Controllers/DynamicHlsController.cs b/Jellyfin.Api/Controllers/DynamicHlsController.cs index acd5dd64ec..2044710978 100644 --- a/Jellyfin.Api/Controllers/DynamicHlsController.cs +++ b/Jellyfin.Api/Controllers/DynamicHlsController.cs @@ -166,18 +166,18 @@ public class DynamicHlsController : BaseJellyfinApiController [ProducesPlaylistFile] public async Task GetLiveHlsStream( [FromRoute, Required] Guid itemId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? container, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? container, [FromQuery] bool? @static, [FromQuery] string? @params, [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -206,8 +206,8 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, @@ -412,12 +412,12 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery, Required] string mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -448,8 +448,8 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, @@ -585,12 +585,12 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery, Required] string mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -620,8 +620,8 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, @@ -752,12 +752,12 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -788,8 +788,8 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, @@ -921,12 +921,12 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -956,8 +956,8 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, @@ -1091,7 +1091,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromRoute, Required] Guid itemId, [FromRoute, Required] string playlistId, [FromRoute, Required] int segmentId, - [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string container, + [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string container, [FromQuery, Required] long runtimeTicks, [FromQuery, Required] long actualSegmentLengthTicks, [FromQuery] bool? @static, @@ -1099,12 +1099,12 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -1135,8 +1135,8 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, @@ -1273,7 +1273,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromRoute, Required] Guid itemId, [FromRoute, Required] string playlistId, [FromRoute, Required] int segmentId, - [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string container, + [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string container, [FromQuery, Required] long runtimeTicks, [FromQuery, Required] long actualSegmentLengthTicks, [FromQuery] bool? @static, @@ -1281,12 +1281,12 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -1316,8 +1316,8 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, diff --git a/Jellyfin.Api/Controllers/LiveTvController.cs b/Jellyfin.Api/Controllers/LiveTvController.cs index 94f62a0713..3600a79621 100644 --- a/Jellyfin.Api/Controllers/LiveTvController.cs +++ b/Jellyfin.Api/Controllers/LiveTvController.cs @@ -1185,7 +1185,7 @@ public class LiveTvController : BaseJellyfinApiController [ProducesVideoFile] public ActionResult GetLiveStreamFile( [FromRoute, Required] string streamId, - [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string container) + [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string container) { var liveStreamInfo = _mediaSourceManager.GetLiveStreamInfoByUniqueId(streamId); if (liveStreamInfo is null) diff --git a/Jellyfin.Api/Controllers/UniversalAudioController.cs b/Jellyfin.Api/Controllers/UniversalAudioController.cs index b1a91ae70f..f4e0c86143 100644 --- a/Jellyfin.Api/Controllers/UniversalAudioController.cs +++ b/Jellyfin.Api/Controllers/UniversalAudioController.cs @@ -101,13 +101,13 @@ public class UniversalAudioController : BaseJellyfinApiController [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, [FromQuery] Guid? userId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] int? maxAudioChannels, [FromQuery] int? transcodingAudioChannels, [FromQuery] int? maxStreamingBitrate, [FromQuery] int? audioBitRate, [FromQuery] long? startTimeTicks, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? transcodingContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? transcodingContainer, [FromQuery] MediaStreamProtocol? transcodingProtocol, [FromQuery] int? maxAudioSampleRate, [FromQuery] int? maxAudioBitDepth, diff --git a/Jellyfin.Api/Controllers/VideosController.cs b/Jellyfin.Api/Controllers/VideosController.cs index ccf8e90632..afae756e48 100644 --- a/Jellyfin.Api/Controllers/VideosController.cs +++ b/Jellyfin.Api/Controllers/VideosController.cs @@ -313,18 +313,18 @@ public class VideosController : BaseJellyfinApiController [ProducesVideoFile] public async Task GetVideoStream( [FromRoute, Required] Guid itemId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? container, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? container, [FromQuery] bool? @static, [FromQuery] string? @params, [FromQuery] string? tag, [FromQuery, ParameterObsolete] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -355,8 +355,8 @@ public class VideosController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, @@ -551,18 +551,18 @@ public class VideosController : BaseJellyfinApiController [ProducesVideoFile] public Task GetVideoStreamByContainer( [FromRoute, Required] Guid itemId, - [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string container, + [FromRoute, Required] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string container, [FromQuery] bool? @static, [FromQuery] string? @params, [FromQuery] string? tag, [FromQuery] string? deviceProfileId, [FromQuery] string? playSessionId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? segmentContainer, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? segmentContainer, [FromQuery] int? segmentLength, [FromQuery] int? minSegments, [FromQuery] string? mediaSourceId, [FromQuery] string? deviceId, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? audioCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? audioCodec, [FromQuery] bool? enableAutoStreamCopy, [FromQuery] bool? allowVideoStreamCopy, [FromQuery] bool? allowAudioStreamCopy, @@ -593,8 +593,8 @@ public class VideosController : BaseJellyfinApiController [FromQuery] int? cpuCoreLimit, [FromQuery] string? liveStreamId, [FromQuery] bool? enableMpegtsM2TsMode, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? videoCodec, - [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegex)] string? subtitleCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? videoCodec, + [FromQuery] [RegularExpression(EncodingHelper.ContainerValidationRegexStr)] string? subtitleCodec, [FromQuery] string? transcodeReasons, [FromQuery] int? audioStreamIndex, [FromQuery] int? videoStreamIndex, diff --git a/Jellyfin.Api/Helpers/StreamingHelpers.cs b/Jellyfin.Api/Helpers/StreamingHelpers.cs index c6823fa807..047d4ed867 100644 --- a/Jellyfin.Api/Helpers/StreamingHelpers.cs +++ b/Jellyfin.Api/Helpers/StreamingHelpers.cs @@ -422,14 +422,18 @@ public static class StreamingHelpers request.Static = string.Equals("true", val, StringComparison.OrdinalIgnoreCase); break; case 4: - if (videoRequest is not null) + if (videoRequest is not null && IsValidCodecName(val)) { videoRequest.VideoCodec = val; } break; case 5: - request.AudioCodec = val; + if (IsValidCodecName(val)) + { + request.AudioCodec = val; + } + break; case 6: if (videoRequest is not null) @@ -504,7 +508,7 @@ public static class StreamingHelpers break; case 18: - if (videoRequest is not null) + if (videoRequest is not null && IsValidCodecName(val)) { videoRequest.Profile = val; } @@ -563,7 +567,11 @@ public static class StreamingHelpers break; case 30: - request.SubtitleCodec = val; + if (IsValidCodecName(val)) + { + request.SubtitleCodec = val; + } + break; case 31: if (videoRequest is not null) @@ -586,6 +594,11 @@ public static class StreamingHelpers } } + private static bool IsValidCodecName(string val) + { + return EncodingHelper.ContainerValidationRegex().IsMatch(val); + } + /// /// Parses the container into its file extension. /// diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index f2468782ff..559f763ada 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -33,12 +33,12 @@ namespace MediaBrowser.Controller.MediaEncoding public partial class EncodingHelper { /// - /// The codec validation regex. + /// The codec validation regex string. /// This regular expression matches strings that consist of alphanumeric characters, hyphens, /// periods, underscores, commas, and vertical bars, with a length between 0 and 40 characters. /// This should matches all common valid codecs. /// - public const string ContainerValidationRegex = @"^[a-zA-Z0-9\-\._,|]{0,40}$"; + public const string ContainerValidationRegexStr = @"^[a-zA-Z0-9\-\._,|]{0,40}$"; /// /// The level validation regex. @@ -87,8 +87,6 @@ namespace MediaBrowser.Controller.MediaEncoding private readonly Version _minFFmpegRkmppHevcDecDoviRpu = new Version(7, 1, 1); private readonly Version _minFFmpegReadrateCatchupOption = new Version(8, 0); - private static readonly Regex _containerValidationRegex = new(ContainerValidationRegex, RegexOptions.Compiled); - private static readonly string[] _videoProfilesH264 = [ "ConstrainedBaseline", @@ -181,6 +179,15 @@ namespace MediaBrowser.Controller.MediaEncoding RemoveHdr10Plus, } + /// + /// The codec validation regex. + /// This regular expression matches strings that consist of alphanumeric characters, hyphens, + /// periods, underscores, commas, and vertical bars, with a length between 0 and 40 characters. + /// This should matches all common valid codecs. + /// + [GeneratedRegex(@"^[a-zA-Z0-9\-\._,|]{0,40}$")] + public static partial Regex ContainerValidationRegex(); + [GeneratedRegex(@"\s+")] private static partial Regex WhiteSpaceRegex(); @@ -477,7 +484,7 @@ namespace MediaBrowser.Controller.MediaEncoding return GetMjpegEncoder(state, encodingOptions); } - if (_containerValidationRegex.IsMatch(codec)) + if (ContainerValidationRegex().IsMatch(codec)) { return codec.ToLowerInvariant(); } @@ -518,7 +525,7 @@ namespace MediaBrowser.Controller.MediaEncoding public static string GetInputFormat(string container) { - if (string.IsNullOrEmpty(container) || !_containerValidationRegex.IsMatch(container)) + if (string.IsNullOrEmpty(container) || !ContainerValidationRegex().IsMatch(container)) { return null; } @@ -736,7 +743,7 @@ namespace MediaBrowser.Controller.MediaEncoding { var codec = state.OutputAudioCodec; - if (!_containerValidationRegex.IsMatch(codec)) + if (!ContainerValidationRegex().IsMatch(codec)) { codec = "aac"; } diff --git a/MediaBrowser.Providers/Subtitles/SubtitleManager.cs b/MediaBrowser.Providers/Subtitles/SubtitleManager.cs index 9f95a9d959..a78ec995cf 100644 --- a/MediaBrowser.Providers/Subtitles/SubtitleManager.cs +++ b/MediaBrowser.Providers/Subtitles/SubtitleManager.cs @@ -205,7 +205,13 @@ namespace MediaBrowser.Providers.Subtitles } var savePaths = new List(); - var saveFileName = Path.GetFileNameWithoutExtension(video.Path) + "." + response.Language.ToLowerInvariant(); + var language = response.Language.ToLowerInvariant(); + if (language.AsSpan().IndexOfAny(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar) >= 0) + { + throw new ArgumentException("Language contains invalid characters."); + } + + var saveFileName = Path.GetFileNameWithoutExtension(video.Path) + "." + language; if (response.IsForced) { @@ -245,15 +251,17 @@ namespace MediaBrowser.Providers.Subtitles var path = Path.GetFullPath(savePath + "." + extension); try { - if (path.StartsWith(video.ContainingFolderPath, StringComparison.Ordinal) - || path.StartsWith(video.GetInternalMetadataPath(), StringComparison.Ordinal)) + var containingFolder = video.ContainingFolderPath + Path.DirectorySeparatorChar; + var metadataFolder = video.GetInternalMetadataPath() + Path.DirectorySeparatorChar; + if (path.StartsWith(containingFolder, StringComparison.Ordinal) + || path.StartsWith(metadataFolder, StringComparison.Ordinal)) { var fileExists = File.Exists(path); var counter = 0; while (fileExists) { - path = Path.GetFullPath(string.Format(CultureInfo.InvariantCulture, "{0}.{1}.{2}", savePath, counter, extension)); + path = string.Format(CultureInfo.InvariantCulture, "{0}.{1}.{2}", savePath, counter, extension); fileExists = File.Exists(path); counter++; } -- cgit v1.2.3 From 0bf7653e3648a86bd0c6f224fcea341a6fdb8a85 Mon Sep 17 00:00:00 2001 From: Shadowghost Date: Tue, 31 Mar 2026 09:30:45 +0200 Subject: Fix GHSA-jh22-fw8w-2v9x --- Jellyfin.Api/Controllers/AudioController.cs | 4 +- Jellyfin.Api/Controllers/DynamicHlsController.cs | 14 ++--- Jellyfin.Api/Controllers/VideosController.cs | 4 +- Jellyfin.Api/Helpers/StreamingHelpers.cs | 4 +- .../MediaEncoding/EncodingHelper.cs | 71 ++++++++++++---------- 5 files changed, 51 insertions(+), 46 deletions(-) (limited to 'MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs') diff --git a/Jellyfin.Api/Controllers/AudioController.cs b/Jellyfin.Api/Controllers/AudioController.cs index b6b3e8fe95..590bd05da4 100644 --- a/Jellyfin.Api/Controllers/AudioController.cs +++ b/Jellyfin.Api/Controllers/AudioController.cs @@ -112,7 +112,7 @@ public class AudioController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, @@ -276,7 +276,7 @@ public class AudioController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, diff --git a/Jellyfin.Api/Controllers/DynamicHlsController.cs b/Jellyfin.Api/Controllers/DynamicHlsController.cs index 2044710978..c13da3ac7b 100644 --- a/Jellyfin.Api/Controllers/DynamicHlsController.cs +++ b/Jellyfin.Api/Controllers/DynamicHlsController.cs @@ -187,7 +187,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, @@ -427,7 +427,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, @@ -601,7 +601,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, @@ -767,7 +767,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, @@ -937,7 +937,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, @@ -1114,7 +1114,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, @@ -1297,7 +1297,7 @@ public class DynamicHlsController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, diff --git a/Jellyfin.Api/Controllers/VideosController.cs b/Jellyfin.Api/Controllers/VideosController.cs index afae756e48..7854edc5ac 100644 --- a/Jellyfin.Api/Controllers/VideosController.cs +++ b/Jellyfin.Api/Controllers/VideosController.cs @@ -334,7 +334,7 @@ public class VideosController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, @@ -572,7 +572,7 @@ public class VideosController : BaseJellyfinApiController [FromQuery] int? audioChannels, [FromQuery] int? maxAudioChannels, [FromQuery] string? profile, - [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegex)] string? level, + [FromQuery] [RegularExpression(EncodingHelper.LevelValidationRegexStr)] string? level, [FromQuery] float? framerate, [FromQuery] float? maxFramerate, [FromQuery] bool? copyTimestamps, diff --git a/Jellyfin.Api/Helpers/StreamingHelpers.cs b/Jellyfin.Api/Helpers/StreamingHelpers.cs index 047d4ed867..bae2756303 100644 --- a/Jellyfin.Api/Helpers/StreamingHelpers.cs +++ b/Jellyfin.Api/Helpers/StreamingHelpers.cs @@ -17,9 +17,7 @@ using MediaBrowser.Controller.MediaEncoding; using MediaBrowser.Controller.Streaming; using MediaBrowser.Model.Dlna; using MediaBrowser.Model.Dto; -using MediaBrowser.Model.Entities; using Microsoft.AspNetCore.Http; -using Microsoft.AspNetCore.Http.HttpResults; using Microsoft.Net.Http.Headers; namespace Jellyfin.Api.Helpers; @@ -487,7 +485,7 @@ public static class StreamingHelpers request.StartTimeTicks = long.Parse(val, CultureInfo.InvariantCulture); break; case 15: - if (videoRequest is not null) + if (videoRequest is not null && EncodingHelper.LevelValidationRegex().IsMatch(val)) { videoRequest.Level = val; } diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 559f763ada..9f7e35d1ea 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -41,10 +41,10 @@ namespace MediaBrowser.Controller.MediaEncoding public const string ContainerValidationRegexStr = @"^[a-zA-Z0-9\-\._,|]{0,40}$"; /// - /// The level validation regex. + /// The level validation regex string. /// This regular expression matches strings representing a double. /// - public const string LevelValidationRegex = @"-?[0-9]+(?:\.[0-9]+)?"; + public const string LevelValidationRegexStr = @"-?[0-9]+(?:\.[0-9]+)?"; private const string _defaultMjpegEncoder = "mjpeg"; @@ -185,9 +185,16 @@ namespace MediaBrowser.Controller.MediaEncoding /// periods, underscores, commas, and vertical bars, with a length between 0 and 40 characters. /// This should matches all common valid codecs. /// - [GeneratedRegex(@"^[a-zA-Z0-9\-\._,|]{0,40}$")] + [GeneratedRegex(ContainerValidationRegexStr)] public static partial Regex ContainerValidationRegex(); + /// + /// The level validation regex string. + /// This regular expression matches strings representing a double. + /// + [GeneratedRegex(LevelValidationRegexStr)] + public static partial Regex LevelValidationRegex(); + [GeneratedRegex(@"\s+")] private static partial Regex WhiteSpaceRegex(); @@ -1797,38 +1804,40 @@ namespace MediaBrowser.Controller.MediaEncoding public static string NormalizeTranscodingLevel(EncodingJobInfo state, string level) { - if (double.TryParse(level, CultureInfo.InvariantCulture, out double requestLevel)) + if (!double.TryParse(level, CultureInfo.InvariantCulture, out double requestLevel)) + { + return null; + } + + if (string.Equals(state.ActualOutputVideoCodec, "av1", StringComparison.OrdinalIgnoreCase)) { - if (string.Equals(state.ActualOutputVideoCodec, "av1", StringComparison.OrdinalIgnoreCase)) + // Transcode to level 5.3 (15) and lower for maximum compatibility. + // https://en.wikipedia.org/wiki/AV1#Levels + if (requestLevel < 0 || requestLevel >= 15) { - // Transcode to level 5.3 (15) and lower for maximum compatibility. - // https://en.wikipedia.org/wiki/AV1#Levels - if (requestLevel < 0 || requestLevel >= 15) - { - return "15"; - } + return "15"; } - else if (string.Equals(state.ActualOutputVideoCodec, "hevc", StringComparison.OrdinalIgnoreCase) - || string.Equals(state.ActualOutputVideoCodec, "h265", StringComparison.OrdinalIgnoreCase)) + } + else if (string.Equals(state.ActualOutputVideoCodec, "hevc", StringComparison.OrdinalIgnoreCase) + || string.Equals(state.ActualOutputVideoCodec, "h265", StringComparison.OrdinalIgnoreCase)) + { + // Transcode to level 5.0 and lower for maximum compatibility. + // Level 5.0 is suitable for up to 4k 30fps hevc encoding, otherwise let the encoder to handle it. + // https://en.wikipedia.org/wiki/High_Efficiency_Video_Coding_tiers_and_levels + // MaxLumaSampleRate = 3840*2160*30 = 248832000 < 267386880. + if (requestLevel < 0 || requestLevel >= 150) { - // Transcode to level 5.0 and lower for maximum compatibility. - // Level 5.0 is suitable for up to 4k 30fps hevc encoding, otherwise let the encoder to handle it. - // https://en.wikipedia.org/wiki/High_Efficiency_Video_Coding_tiers_and_levels - // MaxLumaSampleRate = 3840*2160*30 = 248832000 < 267386880. - if (requestLevel < 0 || requestLevel >= 150) - { - return "150"; - } + return "150"; } - else if (string.Equals(state.ActualOutputVideoCodec, "h264", StringComparison.OrdinalIgnoreCase)) + } + else if (string.Equals(state.ActualOutputVideoCodec, "h264", StringComparison.OrdinalIgnoreCase)) + { + // Transcode to level 5.1 and lower for maximum compatibility. + // h264 4k 30fps requires at least level 5.1 otherwise it will break on safari fmp4. + // https://en.wikipedia.org/wiki/Advanced_Video_Coding#Levels + if (requestLevel < 0 || requestLevel >= 51) { - // Transcode to level 5.1 and lower for maximum compatibility. - // h264 4k 30fps requires at least level 5.1 otherwise it will break on safari fmp4. - // https://en.wikipedia.org/wiki/Advanced_Video_Coding#Levels - if (requestLevel < 0 || requestLevel >= 51) - { - return "51"; - } + return "51"; } } @@ -2218,12 +2227,10 @@ namespace MediaBrowser.Controller.MediaEncoding } } - var level = state.GetRequestedLevel(targetVideoCodec); + var level = NormalizeTranscodingLevel(state, state.GetRequestedLevel(targetVideoCodec)); if (!string.IsNullOrEmpty(level)) { - level = NormalizeTranscodingLevel(state, level); - // libx264, QSV, AMF can adjust the given level to match the output. if (string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) || string.Equals(videoEncoder, "libx264", StringComparison.OrdinalIgnoreCase)) -- cgit v1.2.3 From bb12b122c355e52a14db7ca67747c74271c657d6 Mon Sep 17 00:00:00 2001 From: gnattu Date: Wed, 29 Apr 2026 15:39:34 -0400 Subject: Backport pull request #16718 from jellyfin/release-10.11.z Allow HDR10 for VPP tonemapping Original-merge: 938c0435960345ac3d91e7705becfaf8edc57f17 Merged-by: Bond-009 Backported-by: Bond_009 --- MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs') diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 9f7e35d1ea..117f376724 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -420,7 +420,9 @@ namespace MediaBrowser.Controller.MediaEncoding } return state.VideoStream.VideoRange == VideoRange.HDR - && IsDoviWithHdr10Bl(state.VideoStream); + && (state.VideoStream.VideoRangeType == VideoRangeType.HDR10 + || IsHdr10Plus(state.VideoStream) + || IsDoviWithHdr10Bl(state.VideoStream)); } private bool IsVideoToolboxTonemapAvailable(EncodingJobInfo state, EncodingOptions options) @@ -435,8 +437,10 @@ namespace MediaBrowser.Controller.MediaEncoding // Certain DV profile 5 video works in Safari with direct playing, but the VideoToolBox does not produce correct mapping results with transcoding. // All other HDR formats working. return state.VideoStream.VideoRange == VideoRange.HDR - && (IsDoviWithHdr10Bl(state.VideoStream) - || state.VideoStream.VideoRangeType is VideoRangeType.HLG); + && (state.VideoStream.VideoRangeType == VideoRangeType.HDR10 + || IsHdr10Plus(state.VideoStream) + || IsDoviWithHdr10Bl(state.VideoStream) + || state.VideoStream.VideoRangeType == VideoRangeType.HLG); } private bool IsVideoStreamHevcRext(EncodingJobInfo state) -- cgit v1.2.3 From d9ced0d6399c82ddad9e983605bb0d828a608e63 Mon Sep 17 00:00:00 2001 From: nyanmisaka Date: Sat, 2 May 2026 20:14:51 +0800 Subject: Use strict QSV CPB size for less powerful H.264 decoder Signed-off-by: nyanmisaka --- MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs') diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs index 117f376724..a0e04eae63 100644 --- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs +++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs @@ -1621,13 +1621,25 @@ namespace MediaBrowser.Controller.MediaEncoding mbbrcOpt = " -mbbrc 1"; } + // Some less powerful H.264 HW decoders require strict CPB size + // So bufsize optimizations should not be applied to them + int factor = 2; + var codec = state.ActualOutputVideoCodec; + var level = state.GetRequestedLevel(codec); + if (string.Equals(codec, "h264", StringComparison.OrdinalIgnoreCase) + && double.TryParse(level, CultureInfo.InvariantCulture, out double requestedLevel) + && requestedLevel < 51) + { + factor = 1; + } + // Set (maxrate == bitrate + 1) to trigger VBR for better bitrate allocation // Set (rc_init_occupancy == 2 * bitrate) and (bufsize == 4 * bitrate) to deal with drastic scene changes // Use long arithmetic and clamp to int.MaxValue to prevent int32 overflow // (e.g. bitrate * 4 wraps to a negative value for bitrates above ~537 million) int qsvMaxrate = (int)Math.Min((long)bitrate + 1, int.MaxValue); - int qsvInitOcc = (int)Math.Min((long)bitrate * 2, int.MaxValue); - int qsvBufsize = (int)Math.Min((long)bitrate * 4, int.MaxValue); + int qsvInitOcc = (int)Math.Min((long)bitrate * 1 * factor, int.MaxValue); + int qsvBufsize = (int)Math.Min((long)bitrate * 2 * factor, int.MaxValue); return FormattableString.Invariant($"{mbbrcOpt} -b:v {bitrate} -maxrate {qsvMaxrate} -rc_init_occupancy {qsvInitOcc} -bufsize {qsvBufsize}"); } -- cgit v1.2.3