lgladsden/jellyfin-server
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add extracting attachments from external subs

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This commit is contained in:
Nils Fürniß 2022-03-09 20:47:03 +01:00
parent c512e783b3
commit 6904edf68c
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GPG Key ID: 79CB1318699409FF
3 changed files with 76 additions and 19 deletions
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10
Jellyfin.Api/Helpers/TranscodingJobHelper.cs
View File

@ -13,6 +13,7 @@ using Jellyfin.Api.Models.StreamingDtos;
using Jellyfin.Data.Enums;
using MediaBrowser.Common;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.MediaEncoding;
@ -530,6 +531,15 @@ namespace Jellyfin.Api.Helpers
{
var attachmentPath = Path.Combine(_appPaths.CachePath, "attachments", state.MediaSource.Id);
await _attachmentExtractor.ExtractAllAttachments(state.MediaPath, state.MediaSource, attachmentPath, CancellationToken.None).ConfigureAwait(false);
if (state.SubtitleStream.IsExternal)
{
string subtitlePath = state.SubtitleStream.Path;
string subtitlePathArgument = string.Format(CultureInfo.InvariantCulture, "file:\"{0}\"", subtitlePath.Replace("\"", "\\\"", StringComparison.Ordinal));
string subtitleId = subtitlePath.GetMD5().ToString("N", CultureInfo.InvariantCulture);
await _attachmentExtractor.ExtractAllAttachmentsExternal(subtitlePathArgument, subtitleId, attachmentPath, CancellationToken.None).ConfigureAwait(false);
}
}
var process = new Process

5
MediaBrowser.Controller/MediaEncoding/IAttachmentExtractor.cs
View File

@ -23,5 +23,10 @@ namespace MediaBrowser.Controller.MediaEncoding
MediaSourceInfo mediaSource,
string outputPath,
CancellationToken cancellationToken);
Task ExtractAllAttachmentsExternal(
string inputArgument,
string id,
string outputPath,
CancellationToken cancellationToken);
}
}

80
MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs
View File

@ -89,29 +89,63 @@ namespace MediaBrowser.MediaEncoding.Attachments
string outputPath,
CancellationToken cancellationToken)
{
var semaphore = _semaphoreLocks.GetOrAdd(outputPath, key => new SemaphoreSlim(1, 1));
await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
if (!Directory.Exists(outputPath))
{
if (!Directory.Exists(outputPath))
var semaphore = _semaphoreLocks.GetOrAdd(outputPath, key => new SemaphoreSlim(1, 1));
await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
await ExtractAllAttachmentsInternal(
_mediaEncoder.GetInputArgument(inputFile, mediaSource),
outputPath,
false,
cancellationToken).ConfigureAwait(false);
}
finally
{
semaphore.Release();
}
}
finally
}
public async Task ExtractAllAttachmentsExternal(
string inputArgument,
string id,
string outputPath,
CancellationToken cancellationToken)
{
if (!File.Exists(Path.Join(outputPath, id)))
{
semaphore.Release();
var semaphore = _semaphoreLocks.GetOrAdd(outputPath, key => new SemaphoreSlim(1, 1));
await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
await ExtractAllAttachmentsInternal(
inputArgument,
outputPath,
true,
cancellationToken).ConfigureAwait(false);
}
finally
{
if (Directory.Exists(outputPath))
{
File.Create(Path.Join(outputPath, id));
}
semaphore.Release();
}
}
}
private async Task ExtractAllAttachmentsInternal(
string inputPath,
string outputPath,
bool isExternal,
CancellationToken cancellationToken)
{
if (string.IsNullOrEmpty(inputPath))
@ -124,11 +158,14 @@ namespace MediaBrowser.MediaEncoding.Attachments
throw new ArgumentNullException(nameof(outputPath));
}
Directory.CreateDirectory(outputPath);
if (!Directory.Exists(outputPath))
{
Directory.CreateDirectory(outputPath);
}
var processArgs = string.Format(
CultureInfo.InvariantCulture,
"-dump_attachment:t \"\" -i {0} -t 0 -f null null",
"-dump_attachment:t \"\" -y -i {0} -t 0 -f null null",
inputPath);
int exitCode;
@ -174,19 +211,24 @@ namespace MediaBrowser.MediaEncoding.Attachments
if (exitCode != 0)
{
failed = true;
_logger.LogWarning("Deleting extracted attachments {Path} due to failure: {ExitCode}", outputPath, exitCode);
try
if (isExternal && exitCode == 1)
{
if (Directory.Exists(outputPath))
// ffmpeg returns exitCode 1 because there is no video or audio stream
// this can be ignored
}
else
{
failed = true;
_logger.LogWarning("Deleting extracted attachments {Path} due to failure: {ExitCode}", outputPath, exitCode);
try
{
Directory.Delete(outputPath);
}
}
catch (IOException ex)
{
_logger.LogError(ex, "Error deleting extracted attachments {Path}", outputPath);
catch (IOException ex)
{
_logger.LogError(ex, "Error deleting extracted attachments {Path}", outputPath);
}
}
}
else if (!Directory.Exists(outputPath))