diff --git a/Jellyfin.Server.Implementations/Trickplay/TrickplayManager.cs b/Jellyfin.Server.Implementations/Trickplay/TrickplayManager.cs
index efdfc745f0..69c402f63b 100644
--- a/Jellyfin.Server.Implementations/Trickplay/TrickplayManager.cs
+++ b/Jellyfin.Server.Implementations/Trickplay/TrickplayManager.cs
@@ -168,6 +168,7 @@ public class TrickplayManager : ITrickplayManager
options.ProcessThreads,
options.Qscale,
options.ProcessPriority,
+ options.EnableKeyFrameOnlyExtraction,
_encodingHelper,
cancellationToken).ConfigureAwait(false);
diff --git a/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs b/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
index 26c353a54f..038c6c7f69 100644
--- a/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
+++ b/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
@@ -153,6 +153,7 @@ namespace MediaBrowser.Controller.MediaEncoding
/// The input/output thread count for ffmpeg.
/// The qscale value for ffmpeg.
/// The process priority for the ffmpeg process.
+ /// Whether to only extract key frames.
/// EncodingHelper instance.
/// The cancellation token.
/// Directory where images where extracted. A given image made before another will always be named with a lower number.
@@ -168,6 +169,7 @@ namespace MediaBrowser.Controller.MediaEncoding
int? threads,
int? qualityScale,
ProcessPriorityClass? priority,
+ bool enableKeyFrameOnlyExtraction,
EncodingHelper encodingHelper,
CancellationToken cancellationToken);
diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
index d0d41c2d38..db4e21705a 100644
--- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
@@ -807,6 +807,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
int? threads,
int? qualityScale,
ProcessPriorityClass? priority,
+ bool enableKeyFrameOnlyExtraction,
EncodingHelper encodingHelper,
CancellationToken cancellationToken)
{
@@ -862,6 +863,11 @@ namespace MediaBrowser.MediaEncoding.Encoder
inputArg = "-threads " + threads + " " + inputArg; // HW accel args set a different input thread count, only set if disabled
}
+ if (enableKeyFrameOnlyExtraction)
+ {
+ inputArg = "-skip_frame nokey " + inputArg;
+ }
+
var filterParam = encodingHelper.GetVideoProcessingFilterParam(jobState, options, vidEncoder).Trim();
if (string.IsNullOrWhiteSpace(filterParam))
{
diff --git a/MediaBrowser.Model/Configuration/TrickplayOptions.cs b/MediaBrowser.Model/Configuration/TrickplayOptions.cs
index a151d3429b..578bb306a0 100644
--- a/MediaBrowser.Model/Configuration/TrickplayOptions.cs
+++ b/MediaBrowser.Model/Configuration/TrickplayOptions.cs
@@ -18,6 +18,12 @@ public class TrickplayOptions
///
public bool EnableHwEncoding { get; set; } = false;
+ ///
+ /// Gets or sets a value indicating whether to only extract key frames.
+ /// Significantly faster, but is not compatible with all decoders and/or video files.
+ ///
+ public bool EnableKeyFrameOnlyExtraction { get; set; } = false;
+
///
/// Gets or sets the behavior used by trickplay provider on library scan/update.
///