on-demand transcoding with concurrency limit

transcodes/transcode.go

@@ -0,0 +1,26 @@
+package transcodes
+
+import (
+	"time"
+
+	"gorm.io/gorm"
+)
+
+type Transcode struct {
+	gorm.Model
+	Status     string // "pending", "running", "failed"
+	SrcID      uint   // Video.ID or Audio.ID of the source file
+	OriginalID uint   // Original.ID
+	SrcKind    string // "video", "audio"
+	DstKind    string // "video", "audio"
+	TimeSubmit time.Time
+	TimeStart  time.Time
+
+	// video fields
+	Height uint    // target height
+	Width  uint    // target width
+	FPS    float64 // target FPS
+
+	// audio & video fields
+	Kbps uint
+}