mm-video: vidc: Support s3d framepacking information

- Client can enable framepacking extradata using extension
  index OMX_QCOM_INDEX_PARAM_VIDEO_FRAMEPACKING_EXTRADATA.
- Client can get the framepacking information as part of
  extradata in output buffer.
- Client can also get the latest framepacking information
  via get_config() call using extension index
  OMX_QCOM_INDEX_CONFIG_VIDEO_FRAMEPACKING_INFO.

Change-Id: I47f15310f308676a2a4e0a2541715f851a0fbc22
3 files changed