Update sidecar.md

sidecar.md

@@ -15,9 +15,24 @@ a@debian:~/x9k3$ cat sidecar.txt
 * The __insert_pts has to be valid for the video__, meaning if your insert_pts is 38103.868589, the video PTS has to be 
 less than 38103.868589 for the cue to be inserted.
 
+* [adbreak2](https://github.com/futzu/adbreak2) can be used to generate splice inserts for sidecar files.
 
+* Generate a "CUE-OUT" and "CUE-IN" with adbreak2
+```js
+a@fu:~/cuei$ adbreak2 --duration 240 --event-id=1234 --pts 1234.567890 --sidecar my_sidecar.txt 
 
-* Sidecar files can be made manually or generated by threefive
+Writing to sidecar file: my_sidecar.txt
+
+                CUE-OUT   PTS:1234.567889   Id:1234   Duration: 240.0
+                CUE-IN    PTS:1474.567889   Id:1235
+
+a@fu:~/cuei$ cat my_sidecar.txt 
+1234.56789,/DAlAAAAAAAAAP/wFAUAAATSf+/+Bp9rxv4BSZcABNIAAAAA9RqQjw==
+1474.56789,/DAgAAAAAAAAAP/wDwUAAATTf0/+B+kCxgTTAAAAALukcWw=
+
+```
+
+* Sidecar files can also be  generated by threefive
   * Generate a sidecar file from an existing video
   ```py3
   threefive sidecar video.ts