[Docs]

Author: fmotalleb

README.md

@@ -2,8 +2,54 @@
 
 A [nushell](https://www.nushell.sh/) plugin to make and play sounds
 
+## Usage
+
+* sound beep - play a beep sound
+* sound make - creates a noise with given frequency and duration
+* sound meta - get duration and meta data of an audio file
+* sound play - play an audio file, by default supports flac,Wav,mp3 and ogg files, install plugin with `all-decoders` feature to include aac and mp* (audio)
+
 ## Examples
 
+* to create a simple noise:
+
+```bash
+~> sound make 1000 200ms
+```
+
+* create a simple noise sequence
+
+```bash
+~> [ 300.0, 500.0,  1000.0, 400.0, 600.0 ] | each { |it| sound make $it 150ms }
+```
+
+* play first 3seconds of an audio
+
+```bash
+~> sound play audio.mp3 -d 3sec
+```
+
+* load metadata of an audio file
+
+```bash
+~> sound meta audio.mp4
+╭──────────────┬────────────────────────────╮
+│ duration     │ 4min 5sec 551ms 20µs 408ns │
+│ artist       │ SINGER                     │
+│ title        │ TITLE                      │
+│ album        │ ALBUM                      │
+│ album_artist │ SINGER                     │
+│ track_no     │ 1                          │
+│ total_tracks │ 1                          │
+╰──────────────┴────────────────────────────╯
+```
+
+* to correctly play a mp3 audio file you need to first load its metadata and then use its duration to play it
+
+```bash
+~> sound meta audio.mp4 | sound play audio.mp3 -d $in.duration
+```
+
 ## Installing
 
 * supported features: