Backport pull request #12374 from jellyfin/release-10.9.z

Fix compatibility between TranscodingThrottler and FFmpeg 7.0

Original-merge: ee0094d889

Merged-by: crobibero <cody@robibe.ro>

Backported-by: Bond_009 <bond.009@outlook.com>
This commit is contained in:
nyanmisaka
2024-08-05 11:01:28 -04:00
committed by Bond_009
parent 0675b06bea
commit 7ee9c9b7a0
5 changed files with 26 additions and 4 deletions

View File

@@ -480,7 +480,9 @@ namespace MediaBrowser.MediaEncoding.Encoder
return false;
}
public bool CheckSupportedRuntimeKey(string keyDesc)
private readonly Version _minFFmpegMultiThreadedCli = new Version(7, 0);
public bool CheckSupportedRuntimeKey(string keyDesc, Version? ffmpegVersion)
{
if (string.IsNullOrEmpty(keyDesc))
{
@@ -490,7 +492,9 @@ namespace MediaBrowser.MediaEncoding.Encoder
string output;
try
{
output = GetProcessOutput(_encoderPath, "-hide_banner -f lavfi -i nullsrc=s=1x1:d=500 -f null -", true, "?");
// With multi-threaded cli support, FFmpeg 7 is less sensitive to keyboard input
var duration = ffmpegVersion >= _minFFmpegMultiThreadedCli ? 10000 : 1000;
output = GetProcessOutput(_encoderPath, $"-hide_banner -f lavfi -i nullsrc=s=1x1:d={duration} -f null -", true, "?");
}
catch (Exception ex)
{

View File

@@ -194,7 +194,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
_threads = EncodingHelper.GetNumberOfThreads(null, options, null);
_isPkeyPauseSupported = validator.CheckSupportedRuntimeKey("p pause transcoding");
_isPkeyPauseSupported = validator.CheckSupportedRuntimeKey("p pause transcoding", _ffmpegVersion);
_isLowPriorityHwDecodeSupported = validator.CheckSupportedHwaccelFlag("low_priority");
// Check the Vaapi device vendor

View File

@@ -51,6 +51,8 @@ public sealed class TranscodeManager : ITranscodeManager, IDisposable
o.PoolInitialFill = 1;
});
private readonly Version _maxFFmpegCkeyPauseSupported = new Version(6, 1);
/// <summary>
/// Initializes a new instance of the <see cref="TranscodeManager"/> class.
/// </summary>
@@ -555,7 +557,9 @@ public sealed class TranscodeManager : ITranscodeManager, IDisposable
private void StartThrottler(StreamState state, TranscodingJob transcodingJob)
{
if (EnableThrottling(state))
if (EnableThrottling(state)
&& (_mediaEncoder.IsPkeyPauseSupported
|| _mediaEncoder.EncoderVersion <= _maxFFmpegCkeyPauseSupported))
{
transcodingJob.TranscodingThrottler = new TranscodingThrottler(transcodingJob, _loggerFactory.CreateLogger<TranscodingThrottler>(), _serverConfigurationManager, _fileSystem, _mediaEncoder);
transcodingJob.TranscodingThrottler.Start();