fix: Fix frame-rate and resolution auto-detection edge case (#129)

MOV videos captured with iPhone (iOS 16) contain a pipe character right
after the frame-rate and the resolution strings, e.g. `32700/1091|` and
`1920|1080|`.

Closes #127

streamer/autodetect.py

@@ -122,7 +122,7 @@ def get_frame_rate(input: Input) -> Optional[float]:
   # '30000/1001'.  Occasionally, there is a pipe after the framerate, such as
   # '32700/1091|'.  We must split it into pieces and do the division to get a
   # float.
-  fraction = frame_rate_string.split('|')[0].split('/')
+  fraction = frame_rate_string.rstrip('|').split('/')
   if len(fraction) == 1:
     frame_rate = float(fraction[0])
   else:
@@ -146,9 +146,10 @@ def get_resolution(input: Input) -> Optional[VideoResolutionName]:
     return None
 
   # This is the resolution of the video in the form of 'WIDTH|HEIGHT'.  For
-  # example, '1920|1080'.  We have to split up width and height and match that
+  # example, '1920|1080'.  Occasionally, there is a pipe after the resolution, 
+  # such as '1920|1080|'.  We have to split up width and height and match that
   # to a named resolution.
-  width_string, height_string = resolution_string.split('|')
+  width_string, height_string = resolution_string.rstrip('|').split('|')
   width, height = int(width_string), int(height_string)
 
   for bucket in VideoResolution.sorted_values():