pt
/
jellyfin
mirror of https://github.com/jellyfin/jellyfin.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

fix QSV HWA failed when burning text subtitles 

ffmpeg 4.3+ is required for better transcoding speed(more than twice increase).
Using qsv on Linux also requires a fix in ffmpeg 4.3+.
See 74007dd86a
This commit is contained in:
Nyanmisaka 2020-03-21 03:29:33 +08:00 committed by nyanmisaka
parent fac6831653
commit 111095c2b0
1 changed files with 31 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

45
MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
View File

@ -471,20 +471,23 @@ namespace MediaBrowser.Controller.MediaEncoding
{
var videoDecoder = GetHardwareAcceleratedVideoDecoder(state, encodingOptions);
var outputVideoCodec = GetVideoEncoder(state, encodingOptions);
var hasTextSubs = state.SubtitleStream != null && state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
if (encodingOptions.EnableHardwareEncoding && outputVideoCodec.Contains("qsv", StringComparison.OrdinalIgnoreCase))
if (!hasTextSubs)
{
if (!string.IsNullOrEmpty(videoDecoder) && videoDecoder.Contains("qsv", StringComparison.OrdinalIgnoreCase))
if (encodingOptions.EnableHardwareEncoding && outputVideoCodec.Contains("qsv", StringComparison.OrdinalIgnoreCase))
{
arg.Append("-hwaccel qsv ");
}
else
{
arg.Append("-init_hw_device qsv=hw -filter_hw_device hw ");
if (!string.IsNullOrEmpty(videoDecoder) && videoDecoder.Contains("qsv", StringComparison.OrdinalIgnoreCase))
{
arg.Append("-hwaccel qsv ");
}
else
{
arg.Append("-init_hw_device qsv=hw -filter_hw_device hw ");
}
}
}
arg.Append(videoDecoder + " ");
}
arg.Append("-i ")
@ -1749,7 +1752,8 @@ namespace MediaBrowser.Controller.MediaEncoding
return (Convert.ToInt32(outputWidth), Convert.ToInt32(outputHeight));
}
public List<string> GetScalingFilters(int? videoWidth,
public List<string> GetScalingFilters(EncodingJobInfo state,
int? videoWidth,
int? videoHeight,
Video3DFormat? threedFormat,
string videoDecoder,
@ -1768,7 +1772,9 @@ namespace MediaBrowser.Controller.MediaEncoding
requestedMaxWidth,
requestedMaxHeight);
if ((string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase) || string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase))
var hasTextSubs = state.SubtitleStream != null && state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
if (string.Equals(videoEncoder, "h264_vaapi", StringComparison.OrdinalIgnoreCase) || ((string.Equals(videoEncoder, "h264_qsv", StringComparison.OrdinalIgnoreCase) && !hasTextSubs))
&& width.HasValue
&& height.HasValue)
{
@ -2017,6 +2023,8 @@ namespace MediaBrowser.Controller.MediaEncoding
var inputHeight = videoStream?.Height;
var threeDFormat = state.MediaSource.Video3DFormat;
var hasTextSubs = state.SubtitleStream != null && state.SubtitleStream.IsTextSubtitleStream && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode;
// When the input may or may not be hardware VAAPI decodable
if (string.Equals(options.HardwareAccelerationType, "vaapi", StringComparison.OrdinalIgnoreCase) && options.EnableHardwareEncoding)
{
@ -2027,8 +2035,11 @@ namespace MediaBrowser.Controller.MediaEncoding
// When the input may or may not be hardware QSV decodable
else if (string.Equals(options.HardwareAccelerationType, "qsv", StringComparison.OrdinalIgnoreCase) && options.EnableHardwareEncoding)
{
filters.Add("format=nv12|qsv");
filters.Add("hwupload=extra_hw_frames=64");
if (!hasTextSubs)
{
filters.Add("format=nv12|qsv");
filters.Add("hwupload=extra_hw_frames=64");
}
}
// If we're hardware VAAPI decoding and software encoding, download frames from the decoder first
@ -2088,7 +2099,7 @@ namespace MediaBrowser.Controller.MediaEncoding
}
// Add scaling filter: scale_*=format=nv12 or scale_*=w=*:h=*:format=nv12 or scale=expr
filters.AddRange(GetScalingFilters(inputWidth, inputHeight, threeDFormat, videoDecoder, outputVideoCodec, request.Width, request.Height, request.MaxWidth, request.MaxHeight));
filters.AddRange(GetScalingFilters(state, inputWidth, inputHeight, threeDFormat, videoDecoder, outputVideoCodec, request.Width, request.Height, request.MaxWidth, request.MaxHeight));
// Add parameters to use VAAPI with burn-in text subttiles (GH issue #642)
if (string.Equals(options.HardwareAccelerationType, "vaapi", StringComparison.OrdinalIgnoreCase) && options.EnableHardwareEncoding)
@ -2607,6 +2618,12 @@ namespace MediaBrowser.Controller.MediaEncoding
case "h264":
if (_mediaEncoder.SupportsDecoder("h264_cuvid") && encodingOptions.HardwareDecodingCodecs.Contains("h264", StringComparer.OrdinalIgnoreCase))
{
// cuvid decoder does not support 10-bit input
if ((videoStream.BitDepth ?? 8) > 8)
{
encodingOptions.HardwareDecodingCodecs = Array.Empty<string>();
return null;
}
return "-c:v h264_cuvid ";
}
break;