Name
v4l2_calc_aspect_ratio —
calculate the aspect ratio based on bytes 0x15 and 0x16 from the EDID.
Synopsis
struct v4l2_fract v4l2_calc_aspect_ratio ( | u8 hor_landscape, |
| | u8 vert_portrait); |
Arguments
hor_landscape
byte 0x15 from the EDID.
vert_portrait
byte 0x16 from the EDID.
Description
Determines the aspect ratio from the EDID.
See VESA Enhanced EDID standard, release A, rev 2, section 3.6.2:
“Horizontal and Vertical Screen Size or Aspect Ratio”