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Merge pull request #7911 from cvium/fix_keyframe_transcode

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Cody Robibero 2022-06-13 16:27:31 -06:00 committed by GitHub
commit 07b39655eb
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3 changed files with 12 additions and 3 deletions
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3
Jellyfin.Api/Controllers/DynamicHlsController.cs
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@ -1414,7 +1414,8 @@ namespace Jellyfin.Api.Controllers
state.RunTimeTicks ?? 0, state.RunTimeTicks ?? 0,
state.Request.SegmentContainer ?? string.Empty, state.Request.SegmentContainer ?? string.Empty,
"hls1/main/", "hls1/main/",
Request.QueryString.ToString()); Request.QueryString.ToString(),
EncodingHelper.IsCopyCodec(state.OutputVideoCodec));
var playlist = _dynamicHlsPlaylistGenerator.CreateMainPlaylist(request); var playlist = _dynamicHlsPlaylistGenerator.CreateMainPlaylist(request);
return new FileContentResult(Encoding.UTF8.GetBytes(playlist), MimeTypes.GetMimeType("playlist.m3u8")); return new FileContentResult(Encoding.UTF8.GetBytes(playlist), MimeTypes.GetMimeType("playlist.m3u8"));

9
src/Jellyfin.MediaEncoding.Hls/Playlist/CreateMainPlaylistRequest.cs
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@ -14,7 +14,8 @@ public class CreateMainPlaylistRequest
/// <param name="segmentContainer">The desired segment container eg. "ts".</param> /// <param name="segmentContainer">The desired segment container eg. "ts".</param>
/// <param name="endpointPrefix">The URI prefix for the relative URL in the playlist.</param> /// <param name="endpointPrefix">The URI prefix for the relative URL in the playlist.</param>
/// <param name="queryString">The desired query string to append (must start with ?).</param> /// <param name="queryString">The desired query string to append (must start with ?).</param>
public CreateMainPlaylistRequest(string filePath, int desiredSegmentLengthMs, long totalRuntimeTicks, string segmentContainer, string endpointPrefix, string queryString) /// <param name="isRemuxingVideo">Whether the video is being remuxed.</param>
public CreateMainPlaylistRequest(string filePath, int desiredSegmentLengthMs, long totalRuntimeTicks, string segmentContainer, string endpointPrefix, string queryString, bool isRemuxingVideo)
{ {
FilePath = filePath; FilePath = filePath;
DesiredSegmentLengthMs = desiredSegmentLengthMs; DesiredSegmentLengthMs = desiredSegmentLengthMs;
@ -22,6 +23,7 @@ public class CreateMainPlaylistRequest
SegmentContainer = segmentContainer; SegmentContainer = segmentContainer;
EndpointPrefix = endpointPrefix; EndpointPrefix = endpointPrefix;
QueryString = queryString; QueryString = queryString;
IsRemuxingVideo = isRemuxingVideo;
} }
/// <summary> /// <summary>
@ -53,4 +55,9 @@ public class CreateMainPlaylistRequest
/// Gets the query string. /// Gets the query string.
/// </summary> /// </summary>
public string QueryString { get; } public string QueryString { get; }
/// <summary>
/// Gets a value indicating whether the video is being remuxed.
/// </summary>
public bool IsRemuxingVideo { get; }
} }

3
src/Jellyfin.MediaEncoding.Hls/Playlist/DynamicHlsPlaylistGenerator.cs
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@ -34,7 +34,8 @@ public class DynamicHlsPlaylistGenerator : IDynamicHlsPlaylistGenerator
public string CreateMainPlaylist(CreateMainPlaylistRequest request) public string CreateMainPlaylist(CreateMainPlaylistRequest request)
{ {
IReadOnlyList<double> segments; IReadOnlyList<double> segments;
if (TryExtractKeyframes(request.FilePath, out var keyframeData)) // For video transcodes it is sufficient with equal length segments as ffmpeg will create new keyframes
if (request.IsRemuxingVideo && TryExtractKeyframes(request.FilePath, out var keyframeData))
{ {
segments = ComputeSegments(keyframeData, request.DesiredSegmentLengthMs); segments = ComputeSegments(keyframeData, request.DesiredSegmentLengthMs);
} }