Can name reels via clip.metadata['cmx_3600']

Author: mikemahony

opentimelineio/adapters/cmx_3600.py

@@ -647,6 +647,8 @@ def write_to_string(input_otio, rate=None, style='avid'):
                 and isinstance(a_side.media_reference, otio.schema.Gap)
             ):
                 a_side_line.reel = 'BL'
+            elif a_side.metadata.get('cmx_3600', {}).get('reel'):
+                a_side_line.reel = a_side.metadata.get('cmx_3600').get('reel')
 
             # Advance the edit number
             edit_number += 1
@@ -669,6 +671,8 @@ def write_to_string(input_otio, rate=None, style='avid'):
                 and isinstance(b_side.media_reference, otio.schema.Gap)
             ):
                 b_side_line.reel = 'BL'
+            elif b_side.metadata.get('cmx_3600', {}).get('reel'):
+                b_side_line.reel = b_side.metadata.get('cmx_3600').get('reel')
 
             # Event line to represent the middle cut
             cut_line = EventLine(
@@ -723,6 +727,8 @@ def write_to_string(input_otio, rate=None, style='avid'):
                 and isinstance(clip.media_reference, otio.schema.Gap)
             ):
                 event_line.reel = 'BL'
+            elif clip.metadata.get('cmx_3600', {}).get('reel'):
+                event_line.reel = clip.metadata.get('cmx_3600').get('reel')
 
             lines.append(str(event_line))
             lines += generate_comment_lines(

tests/test_cmx_3600_adapter.py

@@ -438,6 +438,33 @@ def test_nucoda_edl_write_with_transition(self):
 
         self.assertEqual(result, expected)
 
+    def test_custom_reel_names(self):
+        track = otio.schema.Track()
+        tl = otio.schema.Timeline(tracks=[track])
+        tr = otio.opentime.TimeRange(
+            start_time=otio.opentime.RationalTime(1.0, 24.0),
+            duration=otio.opentime.RationalTime(24.0, 24.0)
+        )
+        cl = otio.schema.Clip(
+            source_range=tr
+        )
+        cl.metadata['cmx_3600'] = {
+            'reel': 'v330_21f'
+        }
+        tl.tracks[0].append(cl)
+
+        result = otio.adapters.write_to_string(
+            tl,
+            adapter_name='cmx_3600',
+            style='nucoda'
+        )
+
+        self.assertEqual(
+            result,
+            '001  v330_21f V     C        '
+            '00:00:00:01 00:00:01:01 00:00:00:00 00:00:01:00\n'
+        )
+
     def test_mixed_avid_nucoda_read_raises_exception(self):
         with self.assertRaises(cmx_3600.EDLParseError):
             otio.adapters.read_from_string(