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Code Issues Packages Projects Releases Wiki Activity

Clip Preview Generation Fix (#3764)

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This commit is contained in:
yoshnopa
2023-05-25 03:42:02 +02:00
committed by GitHub
parent ed7640b7b1
commit 2a85d512f4
2 changed files with 14 additions and 28 deletions
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34
pkg/image/thumbnail.go
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@@ -6,12 +6,14 @@ import (
"errors"
"fmt"
"os/exec"
"path/filepath"
"runtime"
"sync"
"github.com/stashapp/stash/pkg/ffmpeg"
"github.com/stashapp/stash/pkg/ffmpeg/transcoder"
"github.com/stashapp/stash/pkg/file"
"github.com/stashapp/stash/pkg/fsutil"
)
const ffmpegImageQuality = 5
@@ -110,24 +112,11 @@ func (e *ThumbnailEncoder) GetThumbnail(f file.File, maxSize int) ([]byte, error
// GetPreview returns the preview clip of the provided image clip resized to
// the provided max size. It resizes based on the largest X/Y direction.
// It returns nil and an error if an error occurs reading, decoding or encoding
// the image, or if the image is not suitable for thumbnails.
// It is hardcoded to 30 seconds maximum right now
func (e *ThumbnailEncoder) GetPreview(f file.File, maxSize int) ([]byte, error) {
reader, err := f.Open(&file.OsFS{})
func (e *ThumbnailEncoder) GetPreview(inPath string, outPath string, maxSize int) error {
fileData, err := e.FFProbe.NewVideoFile(inPath)
if err != nil {
return nil, err
}
defer reader.Close()
buf := new(bytes.Buffer)
if _, err := buf.ReadFrom(reader); err != nil {
return nil, err
}
fileData, err := e.FFProbe.NewVideoFile(f.Base().Path)
if err != nil {
return nil, err
return err
}
if fileData.Width <= maxSize {
maxSize = fileData.Width
@@ -136,7 +125,7 @@ func (e *ThumbnailEncoder) GetPreview(f file.File, maxSize int) ([]byte, error)
if clipDuration > 30.0 {
clipDuration = 30.0
}
return e.getClipPreview(buf, maxSize, clipDuration, fileData.FrameRate)
return e.getClipPreview(inPath, outPath, maxSize, clipDuration, fileData.FrameRate)
}
func (e *ThumbnailEncoder) ffmpegImageThumbnail(image *bytes.Buffer, maxSize int) ([]byte, error) {
@@ -150,7 +139,7 @@ func (e *ThumbnailEncoder) ffmpegImageThumbnail(image *bytes.Buffer, maxSize int
return e.FFMpeg.GenerateOutput(context.TODO(), args, image)
}
func (e *ThumbnailEncoder) getClipPreview(image *bytes.Buffer, maxSize int, clipDuration float64, frameRate float64) ([]byte, error) {
func (e *ThumbnailEncoder) getClipPreview(inPath string, outPath string, maxSize int, clipDuration float64, frameRate float64) error {
var thumbFilter ffmpeg.VideoFilter
thumbFilter = thumbFilter.ScaleMaxSize(maxSize)
@@ -173,7 +162,7 @@ func (e *ThumbnailEncoder) getClipPreview(image *bytes.Buffer, maxSize int, clip
}
thumbOptions := transcoder.TranscodeOptions{
OutputPath: "-",
OutputPath: outPath,
StartTime: 0,
Duration: clipDuration,
@@ -187,6 +176,9 @@ func (e *ThumbnailEncoder) getClipPreview(image *bytes.Buffer, maxSize int, clip
ExtraOutputArgs: o.OutputArgs,
}
args := transcoder.Transcode("-", thumbOptions)
return e.FFMpeg.GenerateOutput(context.TODO(), args, image)
if err := fsutil.EnsureDirAll(filepath.Dir(outPath)); err != nil {
return err
}
args := transcoder.Transcode(inPath, thumbOptions)
return e.FFMpeg.Generate(context.TODO(), args)
}