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Add perf tradeoff mode to image extractor (#12744)

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This commit is contained in:
gnattu
2024-09-30 10:21:46 +08:00
committed by GitHub
parent 77420739e6
commit 9ef7ccfc12
3 changed files with 22 additions and 1 deletions
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9
MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
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@@ -650,6 +650,8 @@ namespace MediaBrowser.MediaEncoding.Encoder
{
ArgumentException.ThrowIfNullOrEmpty(inputPath);
var useTradeoff = _config.GetFFmpegImgExtractPerfTradeoff();
var outputExtension = targetFormat?.GetExtension() ?? ".jpg";
var tempExtractPath = Path.Combine(_configurationManager.ApplicationPaths.TempDirectory, Guid.NewGuid() + outputExtension);
@@ -684,7 +686,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
// Use ffmpeg to sample 100 (we can drop this if required using thumbnail=50 for 50 frames) frames and pick the best thumbnail. Have a fall back just in case.
// mpegts need larger batch size otherwise the corrupted thumbnail will be created. Larger batch size will lower the processing speed.
var enableThumbnail = useIFrame && !string.Equals("wtv", container, StringComparison.OrdinalIgnoreCase);
var enableThumbnail = !useTradeoff && useIFrame && !string.Equals("wtv", container, StringComparison.OrdinalIgnoreCase);
if (enableThumbnail)
{
var useLargerBatchSize = string.Equals("mpegts", container, StringComparison.OrdinalIgnoreCase);
@@ -718,6 +720,11 @@ namespace MediaBrowser.MediaEncoding.Encoder
args = string.Format(CultureInfo.InvariantCulture, "-ss {0} ", GetTimeParameter(offset.Value)) + args;
}
if (useIFrame && useTradeoff)
{
args = "-skip_frame nokey " + args;
}
if (!string.IsNullOrWhiteSpace(container))
{
var inputFormat = EncodingHelper.GetInputFormat(container);