feat: detect alpha passthrough from filename

pkg/api/deovr.go

@@ -460,6 +460,8 @@ func (i DeoVRResource) getDeoScene(req *restful.Request, resp *restful.Response)
 		return cuepoints[i].TS < cuepoints[j].TS
 	})
 
+	var hasAlpha bool = false
+
 	// Set Scene projection IF either single video or all videos have same projection type
 	if sceneMultiProjection {
 		if videoFiles[0].VideoProjection == "mkx200" ||
@@ -496,6 +498,8 @@ func (i DeoVRResource) getDeoScene(req *restful.Request, resp *restful.Response)
 			stereoMode = "off"
 			screenType = "dome"
 		}
+
+		hasAlpha = videoFiles[0].HasAlpha
 	}
 
 	title := scene.Title
@@ -522,6 +526,8 @@ func (i DeoVRResource) getDeoScene(req *restful.Request, resp *restful.Response)
 			fmt.Println("Error:", err)
 		}
 		chromaKey = gjson.ParseBytes(ckup)
+	} else if hasAlpha {
+		chromaKey = gjson.Parse(`{"enabled":true,"hasAlpha":true,"h":0,"opacity":0,"s":0,"threshold":0,"v":0}`)
 	}
 
 	// set date to EPOCH in case it is missing or 0001-01-01
@@ -561,7 +567,7 @@ func (i DeoVRResource) getDeoScene(req *restful.Request, resp *restful.Response)
 		deoScene.VideoPreview = fmt.Sprintf("%v/api/dms/preview/%v", session.DeoRequestHost, scene.SceneID)
 	}
 
-	if gjson.Valid(scene.ChromaKey) {
+	if gjson.Valid(scene.ChromaKey) || hasAlpha {
 		deoPtScene := DeoScenePassthrough{
 			ID:               scene.ID,
 			Authorized:       1,
@@ -587,8 +593,16 @@ func (i DeoVRResource) getDeoScene(req *restful.Request, resp *restful.Response)
 			Categories:       categories,
 			Fleshlight:       deoScriptFiles,
 			HSProfile:        deoHSPFiles,
-			ChromaKey:        DeoSceneChromaKey{Enabled: chromaKey.Get("enabled").String(), HasAlpha: chromaKey.Get("hasAlpha").String(), H: chromaKey.Get("h").Float(), Opacity: chromaKey.Get("opacity").Float(), S: chromaKey.Get("s").Float(), Threshold: chromaKey.Get("threshold").Float(), V: chromaKey.Get("v").Float()},
-			VideoPreview:     deoScene.VideoPreview,
+			ChromaKey: DeoSceneChromaKey{
+				Enabled:   chromaKey.Get("enabled").String(),
+				HasAlpha:  chromaKey.Get("hasAlpha").String(),
+				H:         chromaKey.Get("h").Float(),
+				Opacity:   chromaKey.Get("opacity").Float(),
+				S:         chromaKey.Get("s").Float(),
+				Threshold: chromaKey.Get("threshold").Float(),
+				V:         chromaKey.Get("v").Float(),
+			},
+			VideoPreview: deoScene.VideoPreview,
 		}
 		resp.WriteHeaderAndEntity(http.StatusOK, deoPtScene)
 	} else {

pkg/api/heresphere.go

@@ -703,7 +703,10 @@ func (i HeresphereResource) getHeresphereScene(req *restful.Request, resp *restf
 	}
 
 	var alphaPackedSettings *HereSphereAlphaPackedSettings = nil
-	if gjson.Valid(scene.ChromaKey) {
+	if videoFiles[0].HasAlpha {
+		alphaPackedSettings = &HereSphereAlphaPackedSettings{DefaultSettings: true}
+		addFeatureTag("Is Alpha Passthrough")
+	} else if gjson.Valid(scene.ChromaKey) {
 		result := gjson.Get(scene.ChromaKey, "hasAlpha")
 		if result.Exists() && result.Bool() {
 			alphaPackedSettings = &HereSphereAlphaPackedSettings{DefaultSettings: true}

pkg/migrations/migrations.go

@@ -820,6 +820,15 @@ func Migrate() {
 				return nil
 			},
 		},
+		{
+			ID: "0081-file-has-alpha",
+			Migrate: func(tx *gorm.DB) error {
+				type File struct {
+					HasAlpha bool `json:"has_alpha" gorm:"default:false"`
+				}
+				return tx.AutoMigrate(File{}).Error
+			},
+		},
 
 		// ===============================================================================================
 		// Put DB Schema migrations above this line and migrations that rely on the updated schema below

pkg/models/model_file.go

@@ -37,6 +37,7 @@ type File struct {
 	VideoCodecName       string  `json:"video_codec_name" xbvrbackup:"video_codec_name"`
 	VideoDuration        float64 `json:"duration" xbvrbackup:"duration"`
 	VideoProjection      string  `json:"projection" xbvrbackup:"projection"`
+	HasAlpha             bool    `json:"has_alpha" xbvrbackup:"has_alpha"`
 
 	HasHeatmap          bool `json:"has_heatmap" xbvrbackup:"-"`
 	IsSelectedScript    bool `json:"is_selected_script" xbvrbackup:"is_selected_script"`

pkg/models/model_scene.go

@@ -874,9 +874,9 @@ func queryScenes(db *gorm.DB, r RequestSceneList) (*gorm.DB, *gorm.DB) {
 		case "Is Favourite":
 			where = "scenes.favourite = 1"
 		case "Is Passthrough":
-			where = "chroma_key <> ''"
+			where = "(chroma_key <> '' or exists (select 1 from files where files.scene_id = scenes.id and files.`type` = 'video' and files.has_alpha = true))"
 		case "Is Alpha Passthrough":
-			where = `chroma_key <> '' and chroma_key like '%"hasAlpha":true%'`
+			where = `((chroma_key <> '' and chroma_key like '%"hasAlpha":true%') or ` + "exists (select 1 from files where files.scene_id = scenes.id and files.`type` = 'video' and files.has_alpha = true))"
 		case "In Wishlist":
 			where = "wishlist = 1"
 		case "Stashdb Linked":

pkg/tasks/volume.go

@@ -293,6 +293,7 @@ func scanLocalVolume(vol models.Volume, db *gorm.DB, tlog *logrus.Entry) {
 					} else if ffdata.Format.DurationSeconds > 0.0 {
 						fl.VideoDuration = ffdata.Format.DurationSeconds
 					}
+					fl.HasAlpha = false
 
 					if vs.Height*2 == vs.Width || vs.Width > vs.Height {
 						fl.VideoProjection = "180_sbs"
@@ -312,6 +313,15 @@ func scanLocalVolume(vol models.Volume, db *gorm.DB, tlog *logrus.Entry) {
 								break
 							}
 						}
+						if fl.VideoProjection == "mkx200" || fl.VideoProjection == "mkx220" || fl.VideoProjection == "rf52" || fl.VideoProjection == "fisheye190" || fl.VideoProjection == "vrca220" {
+							// alpha passthrough only works with fisheye projections
+							for _, part := range nameparts {
+								if part == "alpha" {
+									fl.HasAlpha = true
+									break
+								}
+							}
+						}
 					}
 
 					if vs.Height == vs.Width {