Added transcode task

api/resolver_model_scene.go

@@ -87,7 +87,7 @@ func (r *sceneResolver) Paths(ctx context.Context, obj *models.Scene) (models.Sc
 }
 
 func (r *sceneResolver) IsStreamable(ctx context.Context, obj *models.Scene) (bool, error) {
-	return manager.IsStreamable(obj.Path, obj.Checksum)
+	return manager.IsStreamable(obj)
 }
 
 func (r *sceneResolver) SceneMarkers(ctx context.Context, obj *models.Scene) ([]models.SceneMarker, error) {

manager/manager_tasks.go

@@ -98,9 +98,8 @@ func (s *singleton) Generate(sprites bool, previews bool, markers bool, transcod
 			}
 
 			if transcodes {
-				go func() {
-					wg.Done() // TODO
-				}()
+				task := GenerateTranscodeTask{Scene: scene}
+				go task.Start(&wg)
 			}
 
 			wg.Wait()

manager/task_transcode.go

@@ -0,0 +1,47 @@
+package manager
+
+import (
+	"github.com/stashapp/stash/ffmpeg"
+	"github.com/stashapp/stash/logger"
+	"github.com/stashapp/stash/models"
+	"os"
+	"sync"
+)
+
+type GenerateTranscodeTask struct {
+	Scene models.Scene
+}
+
+func (t *GenerateTranscodeTask) Start(wg *sync.WaitGroup) {
+	defer wg.Done()
+	videoCodec := t.Scene.VideoCodec.String
+	if ffmpeg.IsValidCodec(videoCodec) {
+		return
+	}
+
+	hasTranscode, _ := HasTranscode(&t.Scene)
+	if hasTranscode {
+		return
+	}
+
+	logger.Infof("[transcode] <%s> scene has codec %s", t.Scene.Checksum, t.Scene.VideoCodec.String)
+
+	videoFile, err := ffmpeg.NewVideoFile(instance.StaticPaths.FFProbe, t.Scene.Path)
+	if err != nil {
+		logger.Errorf("[transcode] error reading video file: %s", err.Error())
+		return
+	}
+
+	outputPath := instance.Paths.Generated.GetTmpPath(t.Scene.Checksum+".mp4")
+	options := ffmpeg.TranscodeOptions{
+		OutputPath: outputPath,
+	}
+	encoder := ffmpeg.NewEncoder(instance.StaticPaths.FFMPEG)
+	encoder.Transcode(*videoFile, options)
+	if err := os.Rename(outputPath, instance.Paths.Scene.GetTranscodePath(t.Scene.Checksum)); err != nil {
+		logger.Errorf("[transcode] error generating transcode: %s", err.Error())
+		return
+	}
+	logger.Debug("[transcode] <%s> created transcode: ", t.Scene.Checksum)
+	return
+}

manager/utils.go

@@ -1,17 +1,32 @@
 package manager
 
-import "github.com/stashapp/stash/utils"
+import (
+	"fmt"
+	"github.com/stashapp/stash/models"
+	"github.com/stashapp/stash/utils"
+)
 
-func IsStreamable(videoPath string, checksum string) (bool, error) {
-	fileType, err := utils.FileType(videoPath)
+func IsStreamable(scene *models.Scene) (bool, error) {
+	if scene == nil {
+		return false, fmt.Errorf("nil scene")
+	}
+ 	fileType, err := utils.FileType(scene.Path)
 	if err != nil {
 		return false, err
 	}
 
-	if fileType.MIME.Value == "video/quicktime" || fileType.MIME.Value == "video/mp4" || fileType.MIME.Value == "video/webm" || fileType.MIME.Value == "video/x-m4v" {
+	switch fileType.MIME.Value {
+	case "video/quicktime", "video/mp4", "video/webm", "video/x-m4v":
 		return true, nil
-	} else {
-		transcodePath := instance.Paths.Scene.GetTranscodePath(checksum)
-		return utils.FileExists(transcodePath)
+	default:
+		return HasTranscode(scene)
 	}
+}
+
+func HasTranscode(scene *models.Scene) (bool, error) {
+	if scene == nil {
+		return false, fmt.Errorf("nil scene")
+	}
+	transcodePath := instance.Paths.Scene.GetTranscodePath(scene.Checksum)
+	return utils.FileExists(transcodePath)
 }