diff options
Diffstat (limited to 'pjmedia/include/pjmedia/types.h')
-rw-r--r-- | pjmedia/include/pjmedia/types.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/pjmedia/include/pjmedia/types.h b/pjmedia/include/pjmedia/types.h index 20e93d69..486f0ed8 100644 --- a/pjmedia/include/pjmedia/types.h +++ b/pjmedia/include/pjmedia/types.h @@ -202,26 +202,34 @@ typedef enum pjmedia_orient PJMEDIA_ORIENT_UNKNOWN, /** - * Natural orientation, e.g: sky upside on landscape view, head upside - * on human portrait. + * Natural orientation, i.e. the original orientation video will be + * displayed/captured without rotation. */ PJMEDIA_ORIENT_NATURAL, /** * Specifies that the video/picture needs to be rotated 90 degrees - * clockwise to be displayed in natural orientation. + * from its natural orientation in clockwise direction from the user's + * perspective. + * Note that for devices with back cameras (which faces away + * from the user), the video will actually need to be rotated + * 270 degrees clockwise instead. */ PJMEDIA_ORIENT_ROTATE_90DEG, /** * Specifies that the video/picture needs to be rotated 180 degrees - * clockwise to be displayed in natural orientation. + * from its natural orientation. */ PJMEDIA_ORIENT_ROTATE_180DEG, /** * Specifies that the video/picture needs to be rotated 270 degrees - * clockwise to be displayed in natural orientation. + * from its natural orientation in clockwise direction from the user's + * perspective. + * Note that for devices with back cameras (which faces away + * from the user), the video will actually need to be rotated + * 90 degrees clockwise instead. */ PJMEDIA_ORIENT_ROTATE_270DEG |