feat: vidu video add starEnd and reference gen video

constant/task.go

@@ -13,6 +13,8 @@ const (
 
 	TaskActionGenerate          = "generate"
 	TaskActionTextGenerate      = "textGenerate"
+	TaskActionFirstTailGenerate = "firstTailGenerate"
+	TaskActionReferenceGenerate = "referenceGenerate"
 )
 
 var SunoModel2Action = map[string]string{

relay/channel/task/vidu/adaptor.go

@@ -111,6 +111,10 @@ func (a *TaskAdaptor) BuildRequestURL(info *relaycommon.RelayInfo) (string, erro
 	switch info.Action {
 	case constant.TaskActionGenerate:
 		path = "/img2video"
+	case constant.TaskActionFirstTailGenerate:
+		path = "/start-end2video"
+	case constant.TaskActionReferenceGenerate:
+		path = "/reference2video"
 	default:
 		path = "/text2video"
 	}

relay/common/relay_utils.go

@@ -81,6 +81,14 @@ func ValidateBasicTaskRequest(c *gin.Context, info *RelayInfo, action string) *d
 
 	if req.HasImage() {
 		action = constant.TaskActionGenerate
+		if info.ChannelType == constant.ChannelTypeVidu {
+			// vidu 增加 首尾帧生视频和参考图生视频
+			if len(req.Images) == 2 {
+				action = constant.TaskActionFirstTailGenerate
+			} else if len(req.Images) > 2 {
+				action = constant.TaskActionReferenceGenerate
+			}
+		}
 	}
 
 	storeTaskRequest(c, info, action, req)