diff --git a/revid/revid.go b/revid/revid.go
index 26abdee3..820d10f7 100644
--- a/revid/revid.go
+++ b/revid/revid.go
@@ -32,6 +32,7 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"os"
 	"os/exec"
 	"strconv"
 	"strings"
@@ -344,6 +345,15 @@ func (r *Revid) setupPipeline(mtsEnc func(dst io.WriteCloser, rate float64) (io.
 
 	r.encoders = multiWriter(encoders...)
 
+	// !!! Test code
+	//r.encoders = multiWriter(encoders...)
+	f, er := os.Create("vid.mjpeg")
+	if er != nil {
+		panic("!!! TEST CODE !!!: file didnt work")
+	}
+	r.encoders = f
+	// !!! Test code
+
 	l := len(r.cfg.Filters)
 	r.filters = []filter.Filter{filter.NewNoOp(r.encoders)}
 	if l != 0 {