[Bug 611157] video: API to signal stereoscopic and multiview video

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=611157
  GStreamer | gst-plugins-base | unspecified

--- Comment #67 from sreerenj <bsreerenj at gmail.com> 2013-04-30 07:19:41 UTC ---
(In reply to comment #59)
> Review of attachment 241091 [details]:
> 
> ::: gst-libs/gst/video/video-frame.h
> @@ +39,3 @@
>   * @GST_VIDEO_FRAME_FLAG_RFF: The video frame has the repeat flag
>   * @GST_VIDEO_FRAME_FLAG_ONEFIELD: The video frame has one field
> + * @GST_VIDEO_FRAME_FLAG_STEREO: The video frame has stereo content
> 
> Should it be set for non-mixed-mode stereo all the time?

Yes. Do you like to add a new _FLAG_MONO?

> 
> @@ +41,3 @@
> + * @GST_VIDEO_FRAME_FLAG_STEREO: The video frame has stereo content
> + * @GST_VIDEO_FRAME_FLAG_H_FLIPPED: The video frame has flipped horizontally
> + * @GST_VIDEO_FRAME_FLAG_V_FLIPPED: The video frame has flipped vertically
> 
> This is different two left-right and bottom-top, right? It is really *flipping*
> for whatever reason

It indicates that the frame is content is flipped(may be left view or top view,
etc..). When the video3dpostproc element map the frame with gst_frame_map_id(),
it will check this flag and  will do the necessary steps if needed.

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