1 files changed, 9 insertions, 1 deletions

diff --git a/server/lib/jobs/handlers/index.ts b/server/lib/jobs/handlers/index.ts
index ae5440031..7d0263b15 100644
--- a/server/lib/jobs/handlers/index.ts
+++ b/server/lib/jobs/handlers/index.ts
@@ -1,6 +1,14 @@
 import * as videoTranscoder from './video-transcoder'
 
-const jobHandlers = {
+import { VideoInstance } from '../../../models'
+
+export interface JobHandler<T> {
+  process (data: object, callback: (err: Error, videoInstance?: T) => void)
+  onError (err: Error, jobId: number, video: T, callback: (err: Error) => void)
+  onSuccess (data: any, jobId: number, video: T, callback: (err: Error) => void)
+}
+
+const jobHandlers: { [ handlerName: string ]: JobHandler<any> } = {
   videoTranscoder
 }