Fixed transcoder closing bug

mod/media/transcoder/transcoder.go

@@ -69,10 +69,21 @@ func TranscodeAndStream(w http.ResponseWriter, r *http.Request, inputFile string
 		return
 	}
 
+	// Create a channel to signal when the client disconnects
+	done := make(chan struct{})
+
+	// Monitor client connection close
+	go func() {
+		<-r.Context().Done()
+		cmd.Process.Kill() // Kill the FFmpeg process when client disconnects
+		close(done)
+	}()
+
 	// Copy the command output to the HTTP response in a separate goroutine
 	go func() {
 		if _, err := io.Copy(w, stdout); err != nil {
-			//End of video
+			// End of video or client disconnected
+			cmd.Process.Kill()
 			return
 		}
 	}()
@@ -85,9 +96,14 @@ func TranscodeAndStream(w http.ResponseWriter, r *http.Request, inputFile string
 		}
 	}()
 
-	// Wait for the command to finish
-	if err := cmd.Wait(); err != nil {
-		http.Error(w, "FFmpeg process failed", http.StatusInternalServerError)
-		log.Printf("FFmpeg process failed: %v", err)
-	}
+	go func() {
+		if err := cmd.Wait(); err != nil {
+			log.Printf("FFmpeg process failed: %v", err)
+			return
+		}
+	}()
+
+	// Wait for the command to finish or client disconnect
+	<-done
+	log.Println("[Media Server] Transcode client disconnected")
 }