Some SourceUMID Impl

pycmx/edit_list.py

@@ -1,7 +1,7 @@
 # pycmx
 # (c) 2018 Jamie Hardt
 
-from .parse_cmx_statements import (StmtUnrecognized, StmtFCM, StmtEvent)
+from .parse_cmx_statements import (StmtUnrecognized, StmtFCM, StmtEvent, StmtSourceUMID)
 from .event import Event
 
 class EditList:
@@ -13,6 +13,28 @@ class EditList:
         self.title_statement = statements[0]
         self.event_statements = statements[1:]
 
+    
+    @property
+    def format(self):
+        """
+        The detected format of the EDL. Possible values are: `3600`,`File32`,
+        `File128`, and `unknown`
+        """
+        first_event = next( (s for s in self.event_statements if type(s) is StmtEvent), None)
+
+        if first_event:
+            if first_event.format == 8:
+                return '3600'
+            elif first_event.format == 32:
+                return 'File32'
+            elif first_event.format == 128:
+                return 'File128'
+            else:
+                return 'unknown'
+        else:
+            return 'unknown'
+        
+
     @property
     def title(self):
         """
@@ -54,8 +76,21 @@ class EditList:
                     else:
                         event_statements.append(stmt)
 
+            elif type(stmt) is StmtSourceUMID:
+                break
             else:
                 event_statements.append(stmt)
 
         yield Event(statements=event_statements)
 
+    @property
+    def sources(self):
+        """
+        A generator for all of the sources in the list
+        """
+        
+        for stmt in self.event_statements:
+            if type(stmt) is StmtSourceUMID:
+                yield stmt
+
+

pycmx/parse_cmx_statements.py

@@ -11,13 +11,13 @@ from .util import collimate
 StmtTitle =     namedtuple("Title",["title","line_number"])
 StmtFCM =       namedtuple("FCM",["drop","line_number"])
 StmtEvent =     namedtuple("Event",["event","source","channels","trans",\
-        "trans_op","source_in","source_out","record_in","record_out","line_number"])
+        "trans_op","source_in","source_out","record_in","record_out","format","line_number"])
 StmtAudioExt =  namedtuple("AudioExt",["audio3","audio4","line_number"])
 StmtClipName =  namedtuple("ClipName",["name","affect","line_number"])
 StmtSourceFile = namedtuple("SourceFile",["filename","line_number"])
 StmtRemark =    namedtuple("Remark",["text","line_number"])
 StmtEffectsName = namedtuple("EffectsName",["name","line_number"])
-StmtTrailer =   namedtuple("Trailer",["text","line_number"])
+StmtSourceUMID =   namedtuple("Source",["name","umid","line_number"])
 StmtSplitEdit = namedtuple("SplitEdit",["video","magnitue", "line_number"])
 StmtMotionMemory = namedtuple("MotionMemory",["source","fps"]) # FIXME needs more fields
 StmtUnrecognized = namedtuple("Unrecognized",["content","line_number"])
@@ -69,8 +69,8 @@ def _parse_cmx3600_line(line, line_number):
             return _parse_extended_audio_channels(line,line_number)
         elif line.startswith("*"):
             return _parse_remark( line[1:].strip(), line_number)
-        elif line.startswith(">>>"):
+        elif line.startswith(">>> SOURCE"):
-            return _parse_trailer_statement(line, line_number)
+            return _parse_source_umid_statement(line, line_number)
         elif line.startswith("EFFECTS NAME IS"):
             return _parse_effects_name(line, line_number)
         elif line.startswith("SPLIT:"):
@@ -157,10 +157,11 @@ def _parse_columns_for_standard_form(line, event_field_length, source_field_leng
                      source_out=column_strings[12].strip(),
                      record_in=column_strings[14].strip(),
                      record_out=column_strings[16].strip(),
-		    line_number=line_number)
+		    line_number=line_number,
+                    format=source_field_length)
 
 
-def _parse_trailer_statement(line, line_number):
+def _parse_source_umid_statement(line, line_number):
     trimmed = line[3:].strip()
-    return StmtTrailer(trimmed, line_number=line_number)
+    return StmtSourceUMID(name=None, umid=None, line_number=line_number)
 

tests/__init__.py

@@ -0,0 +1 @@
+from . import test_parse