diff --git a/codec/adpcm/adpcm.go b/codec/adpcm/adpcm.go
index 479f6261..b61d9fee 100644
--- a/codec/adpcm/adpcm.go
+++ b/codec/adpcm/adpcm.go
@@ -369,7 +369,7 @@ func capAdd16(a, b int16) int16 {
 // EncBytes will return the number of adpcm bytes that will be generated when encoding the given amount of pcm bytes (n).
 func EncBytes(n int) int {
 	// For 'n' pcm bytes, 1 sample is left uncompressed, the rest is compressed by a factor of 4
-	// and a start index and padding-flag byte are added.
+	// and a chunk length (4B), start index (1B) and padding-flag (1B) are added.
 	// Also if there are an even number of samples, there will be half a byte of padding added to the last byte.
 	if n%bytesPerEnc == 0 {
 		return (n-byteDepth)/compFact + headSize + 1
diff --git a/container/mts/encoder.go b/container/mts/encoder.go
index 7d968d5f..693b0be3 100644
--- a/container/mts/encoder.go
+++ b/container/mts/encoder.go
@@ -44,7 +44,7 @@ import (
 const (
 	H264ID        = 27
 	H265ID        = 36
-	audioStreamID = 0xc0 // First audio stream ID.
+	audioStreamID = 0xc0 // ADPCM audio stream ID.
 )
 
 // Constants used to communicate which media codec will be packetized.
@@ -150,10 +150,12 @@ type Encoder struct {
 func NewEncoder(dst io.WriteCloser, rate float64, mediaType int) *Encoder {
 	var mPid int
 	var sid byte
+	nbp := true
 	switch mediaType {
 	case EncodeAudio:
 		mPid = AudioPid
 		sid = audioStreamID
+		nbp = false
 	case EncodeH265:
 		mPid = VideoPid
 		sid = H265ID
@@ -168,7 +170,7 @@ func NewEncoder(dst io.WriteCloser, rate float64, mediaType int) *Encoder {
 		Pil:    0,
 		Essd: &psi.ESSD{
 			St:   byte(sid),
-			Epid: 0x0100,
+			Epid: uint16(mPid),
 			Esil: 0x00,
 		},
 	}
@@ -180,7 +182,7 @@ func NewEncoder(dst io.WriteCloser, rate float64, mediaType int) *Encoder {
 		writePeriod: time.Duration(float64(time.Second) / rate),
 		ptsOffset:   ptsOffset,
 
-		nalBasedPSI: true,
+		nalBasedPSI: nbp,
 
 		pktCount: 8,
 
diff --git a/go.mod b/go.mod
index d9fcfdaa..2ff6894f 100644
--- a/go.mod
+++ b/go.mod
@@ -3,8 +3,8 @@ module bitbucket.org/ausocean/av
 go 1.12
 
 require (
-	bitbucket.org/ausocean/iot v1.2.6
-	bitbucket.org/ausocean/utils v1.2.8
+	bitbucket.org/ausocean/iot v1.2.7
+	bitbucket.org/ausocean/utils v1.2.9
 	github.com/BurntSushi/toml v0.3.1 // indirect
 	github.com/Comcast/gots v0.0.0-20190305015453-8d56e473f0f7
 	github.com/go-audio/audio v0.0.0-20181013203223-7b2a6ca21480
diff --git a/go.sum b/go.sum
index e840e715..c7035a5d 100644
--- a/go.sum
+++ b/go.sum
@@ -2,10 +2,14 @@ bitbucket.org/ausocean/av v0.0.0-20190416003121-6ee286e98874/go.mod h1:DxZEprrNN
 bitbucket.org/ausocean/iot v1.2.4/go.mod h1:5HVLgPHccW2PxS7WDUQO6sKWMgk3Vfze/7d5bHs8EWU=
 bitbucket.org/ausocean/iot v1.2.6 h1:KAAY1KZDbyOpoKajT1dM8BawupHiW9hUOelseSV1Ptc=
 bitbucket.org/ausocean/iot v1.2.6/go.mod h1:71AYHh8yGZ8XyzDBskwIWMF+8E8ORagXpXE24wlhoE0=
+bitbucket.org/ausocean/iot v1.2.7 h1:dZgrmVtuXnzHgybDthn0bYgAJms9euTONXBsqsx9g5M=
+bitbucket.org/ausocean/iot v1.2.7/go.mod h1:aAWgPo2f8sD2OPmxae1E5/iD9+tKY/iW4pcQMQXUvHM=
 bitbucket.org/ausocean/utils v0.0.0-20190408050157-66d3b4d4041e/go.mod h1:uXzX9z3PLemyURTMWRhVI8uLhPX4uuvaaO85v2hcob8=
 bitbucket.org/ausocean/utils v1.2.6/go.mod h1:uXzX9z3PLemyURTMWRhVI8uLhPX4uuvaaO85v2hcob8=
 bitbucket.org/ausocean/utils v1.2.8 h1:hyxAIqYBqjqCguG+6A/kKyrAihyeUt2LziZg6CH0gLU=
 bitbucket.org/ausocean/utils v1.2.8/go.mod h1:uXzX9z3PLemyURTMWRhVI8uLhPX4uuvaaO85v2hcob8=
+bitbucket.org/ausocean/utils v1.2.9 h1:g45C6KCNvCLOGFv+ZnmDbQOOdnwpIsvzuNOD141CTVI=
+bitbucket.org/ausocean/utils v1.2.9/go.mod h1:uXzX9z3PLemyURTMWRhVI8uLhPX4uuvaaO85v2hcob8=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/Comcast/gots v0.0.0-20190305015453-8d56e473f0f7 h1:LdOc9B9Bj6LEsKiXShkLA3/kpxXb6LJpH+ekU2krbzw=
diff --git a/revid/revid.go b/revid/revid.go
index fa1156b1..0f357ebd 100644
--- a/revid/revid.go
+++ b/revid/revid.go
@@ -119,10 +119,11 @@ type Revid struct {
 // an error if construction of the new instance was not successful.
 func New(c Config, ns *netsender.Sender) (*Revid, error) {
 	r := Revid{ns: ns, err: make(chan error)}
-	err := r.reset(c)
+	err := r.setConfig(c)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("could not set config, failed with error: %v",err)
 	}
+	r.config.Logger.SetLevel(c.LogLevel)
 	go r.handleErrors()
 	return &r, nil
 }
@@ -317,12 +318,17 @@ func (r *Revid) Start() error {
 	}
 	r.config.Logger.Log(logger.Info, pkg+"starting Revid")
 	r.isRunning = true
-	var err error
+	err := r.reset(r.config)
+	if err != nil {
+		r.Stop()
+		return err
+	}
 	r.closeInput, err = r.setupInput()
 	if err != nil {
 		r.Stop()
+		return err
 	}
-	return err
+	return nil
 }
 
 // Stop closes down the pipeline. This closes encoders and sender output routines,
@@ -543,7 +549,7 @@ func (r *Revid) Update(vars map[string]string) error {
 		}
 	}
 	r.config.Logger.Log(logger.Info, pkg+"revid config changed", "config", fmt.Sprintf("%+v", r.config))
-	return r.reset(r.config)
+	return nil
 }
 
 // startRaspivid sets up things for input from raspivid i.e. starts