Am 02.05.2013 23:33, schrieb Richard Hughes:
---
src/Makefile.am | 2 +
src/compositor-drm.c | 180 +--------------------------------------------------
src/compositor.c | 21 ++++++
src/compositor.h | 5 ++
src/edid.c | 175 +++++++++++++++++++++++++++++++++++++++++++++++++
src/edid.h | 48 ++++++++++++++
6 files changed, 254 insertions(+), 177 deletions(-)
create mode 100644 src/edid.c
create mode 100644 src/edid.h
+ /* get primaries and whitepoint */
+ edid->primary_red.Y = 1.0f;
+ edid->primary_red.x = edid_decode_fraction(data[0x1b],
edid_get_bits(data[0x19], 6, 7));
+ edid->primary_red.y = edid_decode_fraction(data[0x1c],
edid_get_bits(data[0x19], 5, 4));
+ edid->primary_green.Y = 1.0f;
+ edid->primary_green.x = edid_decode_fraction(data[0x1d],
edid_get_bits(data[0x19], 2, 3));
+ edid->primary_green.y = edid_decode_fraction(data[0x1e],
edid_get_bits(data[0x19], 0, 1));
+ edid->primary_blue.Y = 1.0f;
+ edid->primary_blue.x = edid_decode_fraction(data[0x1f],
edid_get_bits(data[0x1a], 6, 7));
+ edid->primary_blue.y = edid_decode_fraction(data[0x20],
edid_get_bits(data[0x1a], 4, 5));
+ edid->whitepoint.Y = 1.0f;
+ edid->whitepoint.x = edid_decode_fraction(data[0x21],
edid_get_bits(data[0x1a], 2, 3));
+ edid->whitepoint.y = edid_decode_fraction(data[0x22],
edid_get_bits(data[0x1a], 0, 1));
+
+#ifndef _WESTON_EDID_H_
+#define _WESTON_EDID_H_
+
+struct weston_edid_color_Yxy {
+ double Y;
+ double x;
+ double y;
+};
Why is the Y value set when it is all about primaries. No one will ever
use that other than for assuming 1.0 .
kind regards
Kai-Uwe
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