-        if m_trackinfo:
-            json_code = m_trackinfo.group(1)
-            data = json.loads(json_code)
-
-            for d in data:
-                formats = [{
-                    'format_id': 'format_id',
-                    'url': format_url,
-                    'ext': format_id.partition('-')[0]
-                } for format_id, format_url in sorted(d['file'].items())]
+            if m_trackinfo:
+                json_code = m_trackinfo.group(1)
+                data = json.loads(json_code)
+                d = data[0]
+
+                duration = int(round(d['duration']))
+                formats = []
+                for format_id, format_url in d['file'].items():
+                    ext, _, abr_str = format_id.partition('-')
+
+                    formats.append({
+                        'format_id': format_id,
+                        'url': format_url,
+                        'ext': format_id.partition('-')[0],
+                        'vcodec': 'none',
+                        'acodec': format_id.partition('-')[0],
+                        'abr': int(format_id.partition('-')[2]),
+                    })
+
+                self._sort_formats(formats)
+