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path: root/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
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Diffstat (limited to 'MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs')
-rw-r--r--MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs122
1 files changed, 67 insertions, 55 deletions
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
index 400e7f40f..2a2614e4d 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
@@ -835,30 +835,25 @@ namespace MediaBrowser.Controller.MediaEncoding
public string GetGraphicalSubCanvasSize(EncodingJobInfo state)
{
- // DVBSUB and DVDSUB use the fixed canvas size 720x576
+ // DVBSUB uses the fixed canvas size 720x576
if (state.SubtitleStream is not null
&& state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode
&& !state.SubtitleStream.IsTextSubtitleStream
- && !string.Equals(state.SubtitleStream.Codec, "DVBSUB", StringComparison.OrdinalIgnoreCase)
- && !string.Equals(state.SubtitleStream.Codec, "DVDSUB", StringComparison.OrdinalIgnoreCase))
+ && !string.Equals(state.SubtitleStream.Codec, "DVBSUB", StringComparison.OrdinalIgnoreCase))
{
- var inW = state.VideoStream?.Width;
- var inH = state.VideoStream?.Height;
- var reqW = state.BaseRequest.Width;
- var reqH = state.BaseRequest.Height;
- var reqMaxW = state.BaseRequest.MaxWidth;
- var reqMaxH = state.BaseRequest.MaxHeight;
+ var subtitleWidth = state.SubtitleStream?.Width;
+ var subtitleHeight = state.SubtitleStream?.Height;
- // setup a relative small canvas_size for overlay_qsv/vaapi to reduce transfer overhead
- var (overlayW, overlayH) = GetFixedOutputSize(inW, inH, reqW, reqH, reqMaxW, 1080);
-
- if (overlayW.HasValue && overlayH.HasValue)
+ if (subtitleWidth.HasValue
+ && subtitleHeight.HasValue
+ && subtitleWidth.Value > 0
+ && subtitleHeight.Value > 0)
{
return string.Format(
CultureInfo.InvariantCulture,
" -canvas_size {0}x{1}",
- overlayW.Value,
- overlayH.Value);
+ subtitleWidth.Value,
+ subtitleHeight.Value);
}
}
@@ -2877,7 +2872,7 @@ namespace MediaBrowser.Controller.MediaEncoding
return string.Empty;
}
- public static string GetCustomSwScaleFilter(
+ public static string GetGraphicalSubPreProcessFilters(
int? videoWidth,
int? videoHeight,
int? requestedWidth,
@@ -2897,7 +2892,7 @@ namespace MediaBrowser.Controller.MediaEncoding
{
return string.Format(
CultureInfo.InvariantCulture,
- "scale=s={0}x{1}:flags=fast_bilinear",
+ @"scale=-1:{1}:fast_bilinear,crop,pad=max({0}\,iw):max({1}\,ih):(ow-iw)/2:(oh-ih)/2:black@0,crop={0}:{1}",
outWidth.Value,
outHeight.Value);
}
@@ -2913,7 +2908,7 @@ namespace MediaBrowser.Controller.MediaEncoding
int? requestedHeight,
int? requestedMaxWidth,
int? requestedMaxHeight,
- int? framerate)
+ float? framerate)
{
var reqTicks = state.BaseRequest.StartTimeTicks ?? 0;
var startTime = TimeSpan.FromTicks(reqTicks).ToString(@"hh\\\:mm\\\:ss\\\.fff", CultureInfo.InvariantCulture);
@@ -2932,7 +2927,7 @@ namespace MediaBrowser.Controller.MediaEncoding
"alphasrc=s={0}x{1}:r={2}:start='{3}'",
outWidth.Value,
outHeight.Value,
- framerate ?? 10,
+ framerate ?? 25,
reqTicks > 0 ? startTime : 0);
}
@@ -3340,9 +3335,8 @@ namespace MediaBrowser.Controller.MediaEncoding
}
else if (hasGraphicalSubs)
{
- // [0:s]scale=s=1280x720
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
overlayFilters.Add("overlay=eof_action=pass:repeatlast=0");
}
@@ -3504,15 +3498,17 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- // scale=s=1280x720,format=yuva420p,hwupload
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
subFilters.Add("format=yuva420p");
}
else if (hasTextSubs)
{
+ var framerate = state.VideoStream?.RealFrameRate;
+ var subFramerate = hasAssSubs ? Math.Min(framerate ?? 25, 60) : 10;
+
// alphasrc=s=1280x720:r=10:start=0,format=yuva420p,subtitles,hwupload
- var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, reqMaxH, hasAssSubs ? 10 : 5);
+ var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, reqMaxH, subFramerate);
var subTextSubtitlesFilter = GetTextSubtitlesFilter(state, true, true);
subFilters.Add(alphaSrcFilter);
subFilters.Add("format=yuva420p");
@@ -3527,8 +3523,8 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
overlayFilters.Add("overlay=eof_action=pass:repeatlast=0");
}
}
@@ -3702,15 +3698,17 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- // scale=s=1280x720,format=yuva420p,hwupload
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
subFilters.Add("format=yuva420p");
}
else if (hasTextSubs)
{
+ var framerate = state.VideoStream?.RealFrameRate;
+ var subFramerate = hasAssSubs ? Math.Min(framerate ?? 25, 60) : 10;
+
// alphasrc=s=1280x720:r=10:start=0,format=yuva420p,subtitles,hwupload
- var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, reqMaxH, hasAssSubs ? 10 : 5);
+ var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, reqMaxH, subFramerate);
var subTextSubtitlesFilter = GetTextSubtitlesFilter(state, true, true);
subFilters.Add(alphaSrcFilter);
subFilters.Add("format=yuva420p");
@@ -3727,8 +3725,8 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
overlayFilters.Add("overlay=eof_action=pass:repeatlast=0");
}
}
@@ -3938,16 +3936,18 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- // scale,format=bgra,hwupload
- // overlay_qsv can handle overlay scaling,
- // add a dummy scale filter to pair with -canvas_size.
- subFilters.Add("scale=flags=fast_bilinear");
+ // overlay_qsv can handle overlay scaling, setup a smaller height to reduce transfer overhead
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, 1080);
+ subFilters.Add(subPreProcFilters);
subFilters.Add("format=bgra");
}
else if (hasTextSubs)
{
+ var framerate = state.VideoStream?.RealFrameRate;
+ var subFramerate = hasAssSubs ? Math.Min(framerate ?? 25, 60) : 10;
+
// alphasrc=s=1280x720:r=10:start=0,format=bgra,subtitles,hwupload
- var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, 1080, hasAssSubs ? 10 : 5);
+ var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, 1080, subFramerate);
var subTextSubtitlesFilter = GetTextSubtitlesFilter(state, true, true);
subFilters.Add(alphaSrcFilter);
subFilters.Add("format=bgra");
@@ -3973,8 +3973,8 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
overlayFilters.Add("overlay=eof_action=pass:repeatlast=0");
}
}
@@ -4158,12 +4158,17 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- subFilters.Add("scale=flags=fast_bilinear");
+ // overlay_qsv can handle overlay scaling, setup a smaller height to reduce transfer overhead
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, 1080);
+ subFilters.Add(subPreProcFilters);
subFilters.Add("format=bgra");
}
else if (hasTextSubs)
{
- var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, 1080, hasAssSubs ? 10 : 5);
+ var framerate = state.VideoStream?.RealFrameRate;
+ var subFramerate = hasAssSubs ? Math.Min(framerate ?? 25, 60) : 10;
+
+ var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, 1080, subFramerate);
var subTextSubtitlesFilter = GetTextSubtitlesFilter(state, true, true);
subFilters.Add(alphaSrcFilter);
subFilters.Add("format=bgra");
@@ -4189,8 +4194,8 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
overlayFilters.Add("overlay=eof_action=pass:repeatlast=0");
}
}
@@ -4425,12 +4430,17 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- subFilters.Add("scale=flags=fast_bilinear");
+ // overlay_vaapi can handle overlay scaling, setup a smaller height to reduce transfer overhead
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, 1080);
+ subFilters.Add(subPreProcFilters);
subFilters.Add("format=bgra");
}
else if (hasTextSubs)
{
- var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, 1080, hasAssSubs ? 10 : 5);
+ var framerate = state.VideoStream?.RealFrameRate;
+ var subFramerate = hasAssSubs ? Math.Min(framerate ?? 25, 60) : 10;
+
+ var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, 1080, subFramerate);
var subTextSubtitlesFilter = GetTextSubtitlesFilter(state, true, true);
subFilters.Add(alphaSrcFilter);
subFilters.Add("format=bgra");
@@ -4454,8 +4464,8 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
overlayFilters.Add("overlay=eof_action=pass:repeatlast=0");
if (isVaapiEncoder)
@@ -4599,14 +4609,16 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- // scale=s=1280x720,format=bgra,hwupload
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
subFilters.Add("format=bgra");
}
else if (hasTextSubs)
{
- var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, reqMaxH, hasAssSubs ? 10 : 5);
+ var framerate = state.VideoStream?.RealFrameRate;
+ var subFramerate = hasAssSubs ? Math.Min(framerate ?? 25, 60) : 10;
+
+ var alphaSrcFilter = GetAlphaSrcFilter(state, inW, inH, reqW, reqH, reqMaxW, reqMaxH, subFramerate);
var subTextSubtitlesFilter = GetTextSubtitlesFilter(state, true, true);
subFilters.Add(alphaSrcFilter);
subFilters.Add("format=bgra");
@@ -4815,8 +4827,8 @@ namespace MediaBrowser.Controller.MediaEncoding
{
if (hasGraphicalSubs)
{
- var subSwScaleFilter = GetCustomSwScaleFilter(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
- subFilters.Add(subSwScaleFilter);
+ var subPreProcFilters = GetGraphicalSubPreProcessFilters(inW, inH, reqW, reqH, reqMaxW, reqMaxH);
+ subFilters.Add(subPreProcFilters);
overlayFilters.Add("overlay=eof_action=pass:repeatlast=0");
if (isVaapiEncoder)
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-06 19:26:57 +0000