wip:

common/common/segments.py

@@ -749,3 +749,20 @@ def extract_frame(segments, timestamp):
 					action()
 				except (OSError, IOError):
 					pass
+
+
+def split_contiguous(segments):
+	"""For a list of segments, return a list of contiguous ranges of segments.
+	In other words, it splits the list every time there is a hole.
+	Each range will contain at least one segment.
+	"""
+	contiguous = []
+	for segment in segments:
+		if segment is None:
+			if contiguous:
+				yield contiguous
+			contiguous = []
+		else:
+			contiguous.append(segment)
+	if contiguous:
+		yield contiguous

cutter/cutter/main.py

@@ -406,6 +406,13 @@ class Cutter(object):
 						"smart": smart_cut_segments,
 					}[upload_backend.encoding_settings]
 					cut = cut_fn(job.segment_ranges, job.video_ranges)
+				elif upload_backend.encoding_settings in ("rough", "split"):
+					# A rough cut copies the segments byte-for-byte with no processing.
+					# A split cut is a rough cut where the video is split into contiguous ranges
+					# seperated by discontinuities. We communicate these discontinuities to the uploader
+					# by inserting a None into the stream of chunks. It is expected a split-cut-capable upload
+					# location will detect these Nones and do some special behaviour (eg. making a seperate video).
+
 				else:
 					self.logger.debug("Using encoding settings for {} cut: {}".format(
 						"streamable" if upload_backend.encoding_streamable else "non-streamable",