fix: report error when can't create file to write

desc: 当无法创建文件时报错

flv.go

@@ -137,6 +137,10 @@ func (r *FLVRecorder) OnEvent(event any) {
 		}
 		if file, err := r.CreateFileFn(filename, r.append); err == nil {
 			r.SetIO(file)
+		} else {
+			r.Error("create file failed", zap.Error(err))
+			r.Stop()
+			return
 		}
 		// 写入文件头
 		if !r.append {

hls.go

@@ -53,9 +53,9 @@ func (h *HLSRecorder) OnEvent(event any) {
 			return
 		}
 		if err = h.createHlsTsSegmentFile(); err != nil {
+			h.Stop()
 			return
 		}
-
 		go h.start()
 	case AudioFrame:
 		pes := &mpegts.MpegtsPESFrame{

mp4.go

@@ -155,7 +155,7 @@ func (r *MP4Recorder) OnEvent(event any) {
 		}
 		r.AddTrack(v)
 	case ISubscriber:
-		if r.ftyp != nil {
+		if r.ftyp != nil && r.Writer != nil {
 			r.ftyp.Encode(r)
 			r.Moov.Encode(r)
 			go r.start()

raw.go

@@ -5,6 +5,7 @@ import (
 	"strconv"
 	"time"
 
+	"go.uber.org/zap"
 	. "m7s.live/engine/v4"
 	"m7s.live/engine/v4/codec"
 	"m7s.live/engine/v4/track"
@@ -42,6 +43,9 @@ func (r *RawRecorder) OnEvent(event any) {
 		}
 		if file, err := r.CreateFileFn(filename, r.append); err == nil {
 			r.SetIO(file)
+		} else {
+			r.Error("create file failed", zap.Error(err))
+			r.Stop()
 		}
 		go r.start()
 	case *track.Video:

subscriber.go

@@ -5,6 +5,7 @@ import (
 	"strconv"
 	"time"
 
+	"go.uber.org/zap"
 	. "m7s.live/engine/v4"
 )
 
@@ -40,6 +41,9 @@ func (r *Recorder) OnEvent(event any) {
 		}
 		if file, err := r.CreateFileFn(filename, r.append); err == nil {
 			r.SetIO(file)
+		} else {
+			r.Error("create file failed", zap.Error(err))
+			r.Stop()
 		}
 	case AudioFrame:
 		// 纯音频流的情况下需要切割文件