Adding support for only setting stereo mode in v1 version of

 the spec.

Author: nbirkbeck

spatialmedia/__main__.py

@@ -57,6 +57,13 @@ def main():
  choices=["none", "top-bottom", "left-right"],
  default="none",
  help="stereo mode (none | top-bottom | left-right)")
+ video_group.add_argument("-p",
+ "--projection",
+ action="store",
+ dest="projection",
+ choices=["none", "equirectangular"],
+ default="equirectangular",
+ help="projection (none | equirectangular)")
  video_group.add_argument(
  "-c",
  "--crop",
@@ -85,7 +92,8 @@ def main():
  return
 
  metadata = metadata_utils.Metadata()
- metadata.video = metadata_utils.generate_spherical_xml(args.stereo_mode,
+ metadata.video = metadata_utils.generate_spherical_xml(args.projection,
+ args.stereo_mode,
  args.crop)
 
  if args.spatial_audio:

spatialmedia/metadata_utils.py

@@ -49,6 +49,14 @@
  "</GSpherical:StitchingSoftware>"\
  "<GSpherical:ProjectionType>equirectangular</GSpherical:ProjectionType>"
 
+NOT_SPHERICAL_XML_CONTENTS = \
+ "<GSpherical:Spherical>false</GSpherical:Spherical>"\
+ "<GSpherical:Stitched>false</GSpherical:Stitched>"\
+ "<GSpherical:StitchingSoftware>"\
+ "Spherical Metadata Tool"\
+ "</GSpherical:StitchingSoftware>"\
+ "<GSpherical:ProjectionType>rectangular</GSpherical:ProjectionType>"
+
 SPHERICAL_XML_CONTENTS_TOP_BOTTOM = \
  "<GSpherical:StereoMode>top-bottom</GSpherical:StereoMode>"
 SPHERICAL_XML_CONTENTS_LEFT_RIGHT = \
@@ -176,6 +184,7 @@ def mpeg4_add_spherical(mpeg4_file, in_fh, metadata):
  mpeg4_file.resize()
  return True
 
+
 def mpeg4_add_spatial_audio(mpeg4_file, in_fh, audio_metadata, console):
  """Adds spatial audio metadata to the first audio track of the input
  mpeg4_file. Returns False on failure.
@@ -433,7 +442,7 @@ def inject_metadata(src, dest, metadata, console):
  console("Unknown file type")
 
 
-def generate_spherical_xml(stereo=None, crop=None):
+def generate_spherical_xml(projection="equiretangular", stereo=None, crop=None):
  # Configure inject xml.
  additional_xml = ""
  if stereo == "top-bottom":
@@ -499,7 +508,8 @@ def generate_spherical_xml(stereo=None, crop=None):
  cropped_offset_left_pixels, cropped_offset_top_pixels)
 
  spherical_xml = (SPHERICAL_XML_HEADER +
- SPHERICAL_XML_CONTENTS +
+ (SPHERICAL_XML_CONTENTS if projection == "equirectangular"
+ else NOT_SPHERICAL_XML_CONTENTS) +
  additional_xml +
  SPHERICAL_XML_FOOTER)
  return spherical_xml