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added vfr detection, to improve preview generation performance (#3376)

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This commit is contained in:
JoeSmithStarkers
2023-02-17 13:59:36 +11:00
committed by GitHub
parent f92ba7ba53
commit 390f72207c
2 changed files with 22 additions and 12 deletions
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14
internal/manager/task_generate_preview.go
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@@ -44,7 +44,7 @@ func (t *GeneratePreviewTask) Start(ctx context.Context) {
return
}
if err := t.generateVideo(videoChecksum, videoFile.VideoStreamDuration); err != nil {
if err := t.generateVideo(videoChecksum, videoFile.VideoStreamDuration, videoFile.FrameRate); err != nil {
logger.Errorf("error generating preview: %v", err)
logErrorOutput(err)
return
@@ -59,12 +59,18 @@ func (t *GeneratePreviewTask) Start(ctx context.Context) {
}
}
func (t GeneratePreviewTask) generateVideo(videoChecksum string, videoDuration float64) error {
func (t GeneratePreviewTask) generateVideo(videoChecksum string, videoDuration float64, videoFrameRate float64) error {
videoFilename := t.Scene.Path
useVsync2 := false
if err := t.generator.PreviewVideo(context.TODO(), videoFilename, videoDuration, videoChecksum, t.Options, false); err != nil {
if videoFrameRate <= 0.01 {
logger.Errorf("[generator] Video framerate very low/high (%f) most likely vfr so using -vsync 2", videoFrameRate)
useVsync2 = true
}
if err := t.generator.PreviewVideo(context.TODO(), videoFilename, videoDuration, videoChecksum, t.Options, false, useVsync2); err != nil {
logger.Warnf("[generator] failed generating scene preview, trying fallback")
if err := t.generator.PreviewVideo(context.TODO(), videoFilename, videoDuration, videoChecksum, t.Options, true); err != nil {
if err := t.generator.PreviewVideo(context.TODO(), videoFilename, videoDuration, videoChecksum, t.Options, true, useVsync2); err != nil {
return err
}
}