This patchset adds new boxes and projection values from from
https://developer.apple.com/av-foundation/Stereo-Video-ISOBMFF-Extensions.pdf

Vittorio Giovara (2):
  mov: Export frame packing information from pack box
  lavu/spherical: Add support for Spherical Immersive type

 libavformat/mov.c     | 89 +++++++++++++++++++++++++++++++++++++++++++
 libavutil/spherical.c |  1 +
 libavutil/spherical.h |  6 +++
 3 files changed, 96 insertions(+)