diff --git a/filter/basic.go b/filter/basic.go
index 5cd3aab1..88754913 100644
--- a/filter/basic.go
+++ b/filter/basic.go
@@ -66,7 +66,7 @@ type Basic struct {
 }
 
 // NewBasicFilter returns a pointer to a new Basic filter struct.
-func NewBasicFilter(dst io.WriteCloser, debug bool) *Basic {
+func NewBasic(dst io.WriteCloser, debug bool) *Basic {
 	bwImg := image.NewRGBA(image.Rect(0, 0, 0, 0))
 	var file io.WriteCloser
 	var err error
@@ -122,7 +122,8 @@ func (bf *Basic) Write(f []byte) (int, error) {
 	}
 
 	// Use 4x goroutines to each process one row of pixels.
-	j := 0
+	var j int
+	j = 0
 	var wg *sync.WaitGroup
 
 	for j < bf.h {
diff --git a/revid/revid.go b/revid/revid.go
index 7fdb3cae..56be81b9 100644
--- a/revid/revid.go
+++ b/revid/revid.go
@@ -349,7 +349,7 @@ func (r *Revid) setupPipeline(mtsEnc func(dst io.WriteCloser, rate float64) (io.
 			case config.FilterDifference:
 				r.filters[i] = filter.NewDifference(dst, r.cfg.ShowWindows, r.cfg.DiffThreshold)
 			case config.FilterBasic:
-				r.filters[i] = filter.NewBasicFilter(dst, r.cfg.ShowWindows)
+				r.filters[i] = filter.NewBasic(dst, r.cfg.ShowWindows)
 			default:
 				panic("Undefined Filter")
 			}