Merge pull request #4 from attilaolah/master

Improve README

README.md

@@ -2,64 +2,71 @@
 codec
 ====
 
-Golang aac/h264 encoder and decoder
+Golang aac/h264 encoder and decoder.
 
-H264 encoding example
+H264 encoding example:
 
-	w := 400
-	h := 400
-	var nal [][]byte 
+```go
+w := 400
+h := 400
+var nal [][]byte 
 
-	c, _ := codec.NewH264Encoder(w, h, image.YCbCrSubsampleRatio420)
-	nal = append(nal, c.Header)
+c, _ := codec.NewH264Encoder(w, h, image.YCbCrSubsampleRatio420)
+nal = append(nal, c.Header)
 
-	for i := 0; i < 60; i++ {
-		img := image.NewYCbCr(image.Rect(0,0,w,h), image.YCbCrSubsampleRatio420)
-		p, _ := c.Encode(img)
-		if len(p.Data) > 0 {
-			nal = append(nal, p.Data)
-		}
-	}
-	for {
-		// flush encoder
-		p, err := c.Encode(nil)
-		if err != nil {
-			break
-		}
+for i := 0; i < 60; i++ {
+	img := image.NewYCbCr(image.Rect(0,0,w,h), image.YCbCrSubsampleRatio420)
+	p, _ := c.Encode(img)
+	if len(p.Data) > 0 {
 		nal = append(nal, p.Data)
 	}
-
-H264 decoding example
-
-	dec, err := codec.NewH264Decoder(nal[0])
-	for i, n := range nal[1:] {
-		img, err := dec.Decode(n)
-		if err == nil {
-			fp, _ := os.Create(fmt.Sprintf("/tmp/dec-%d.jpg", i))
-			jpeg.Encode(fp, img, nil)
-			fp.Close()
-		}
+}
+for {
+	// flush encoder
+	p, err := c.Encode(nil)
+	if err != nil {
+		break
 	}
+	nal = append(nal, p.Data)
+}
+```
 
-AAC encoding example
+H264 decoding example:
 
-	var pkts [][]byte 
-
-	c, _ := codec.NewAACEncoder()
-	pkts = append(pkts, c.Header)
-
-	for i := 0; i < 60; i++ {
-		var sample [8192]byte
-		p, _ := c.Encode(sample)
-		if len(p) > 0 {
-			pkts = append(pkts, p)
-		}
+```go
+dec, err := codec.NewH264Decoder(nal[0])
+for i, n := range nal[1:] {
+	img, err := dec.Decode(n)
+	if err == nil {
+		fp, _ := os.Create(fmt.Sprintf("/tmp/dec-%d.jpg", i))
+		jpeg.Encode(fp, img, nil)
+		fp.Close()
 	}
+}
+```
 
-AAC decoding example
+AAC encoding example:
 
-	dec, _ := codec.NewAACDecoder(pkts[0])
-	for _, p := range pkts[1:] {
-		sample, err := dec.Decode(p)
+```go
+var pkts [][]byte 
+
+c, _ := codec.NewAACEncoder()
+pkts = append(pkts, c.Header)
+
+for i := 0; i < 60; i++ {
+	var sample [8192]byte
+	p, _ := c.Encode(sample)
+	if len(p) > 0 {
+		pkts = append(pkts, p)
 	}
+}
+```
 
+AAC decoding example:
+
+```go
+dec, _ := codec.NewAACDecoder(pkts[0])
+for _, p := range pkts[1:] {
+	sample, err := dec.Decode(p)
+}
+```