1 files changed, 457 insertions, 0 deletions

diff --git a/libraries/ecore/src/lib/ecore_x/xlib/ecore_x_randr_12_edid.c b/libraries/ecore/src/lib/ecore_x/xlib/ecore_x_randr_12_edid.c
new file mode 100644
index 0000000..d434f2f
--- /dev/null
+++ b/libraries/ecore/src/lib/ecore_x/xlib/ecore_x_randr_12_edid.c
@@ -0,0 +1,457 @@
+/*
+ * Copyright 2006-2009 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * on the rights to use, copy, modify, merge, publish, distribute, sub
+ * license, and/or sell copies of the Software, and to permit persons to whom
+ * the Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+/* Original Author: Adam Jackson <ajax@nwnk.net> */
+/* Heavily modified by: Leif Middelschulte <leif.middelschulte@gmail.com> */
+
+#include "Ecore_X.h"
+
+/* TODO:
+ * - see other TODO's within this file.
+ */
+
+#define ECORE_X_RANDR_EDID_VERSION_10                                   ((1 << 8) | 0)
+#define ECORE_X_RANDR_EDID_VERSION_11                                   ((1 << 8) | 1)
+#define ECORE_X_RANDR_EDID_VERSION_12                                   ((1 << 8) | 2)
+#define ECORE_X_RANDR_EDID_VERSION_13                                   ((1 << 8) | 3)
+#define ECORE_X_RANDR_EDID_VERSION_14                                   ((1 << 8) | 4)
+
+#define _ECORE_X_RANDR_EDID_OFFSET_MANUFACTURER                         0x08
+#define _ECORE_X_RANDR_EDID_OFFSET_TYPE                                 0x14
+#define _ECORE_X_RANDR_EDID_OFFSET_VERSION_MAJOR                        0x12
+#define _ECORE_X_RANDR_EDID_OFFSET_VERSION_MINOR                        0x13
+#define _ECORE_X_RANDR_EDID_OFFSET_DPMS                                 0x18
+#define _ECORE_X_RANDR_EDID_OFFSET_COLORSPACE                           0x18
+#define _ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK                     0x36
+#define _ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_TYPE                3
+#define _ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_CONTENT             5
+#define _ECORE_X_RANDR_EDID_OFFSET_ASPECT_RATIO_PREFERRED               15
+#define _ECORE_X_RANDR_EDID_OFFSET_ASPECT_RATIO                         14
+
+#define _ECORE_X_RANDR_EDID_MASK_DIGITAL                                0x80
+#define _ECORE_X_RANDR_EDID_MASK_DIGITAL_INTERFACE                      0x0f
+#define _ECORE_X_RANDR_EDID_MASK_DIGITAL_TMDS_DFP_10                    0x01
+#define _ECORE_X_RANDR_EDID_MASK_COLORSCHEME_ANALOGOUS                  0x18
+#define _ECORE_X_RANDR_EDID_MASK_COLORSCHEME_DIGITAL_YCRCB_444          0x10
+#define _ECORE_X_RANDR_EDID_MASK_COLORSCHEME_DIGITAL_YCRCB_422          0x08
+#define _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_PREFERRED                 0xe0
+#define _ECORE_X_RANDR_EDID_MASK_DPMS                                   0xE0
+#define _ECORE_X_RANDR_EDID_MASK_DPMS_STANDBY                           0x80
+#define _ECORE_X_RANDR_EDID_MASK_DPMS_SUSPEND                           0x40
+#define _ECORE_X_RANDR_EDID_MASK_DPMS_OFF                               0x20
+#define _ECORE_X_RANDR_EDID_MASK_INTERFACE_TYPE                         0x0f
+#define _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_4_3                       0x80
+#define _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_16_9                      0x40
+#define _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_16_10                     0x20
+#define _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_5_4                       0x10
+#define _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_15_9                      0x08
+
+#define _ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX 13
+
+typedef enum _Ecore_X_Randr_Edid_Aspect_Ratio_Preferred {
+   ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_4_3 = 0x00,
+   ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_16_9 = 0x01,
+   ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_16_10 = 0x02,
+   ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_5_4 = 0x03,
+   ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_15_9 = 0x04
+} Ecore_X_Randr_Edid_Aspect_Ratio_Preferred;
+
+/* Some convenience loops */
+#define _ECORE_X_RANDR_EDID_FOR_EACH_EXTENSION_BLOCK(edid, edid_length, extension_block_iter) \
+  for (extension_block_iter = edid; extension_block_iter < (edid + edid_length); extension_block_iter += 128)
+
+#define _ECORE_X_RANDR_EDID_FOR_EACH_CEA_BLOCK(edid, edid_length, cea_block_iter) \
+  _ECORE_X_RANDR_EDID_FOR_EACH_EXTENSION_BLOCK(edid, edid_length, cea_block_iter) \
+  if (cea_block_iter[0] == 0x02)
+
+/* The following macro is to be used with caution as it inherits another loop.
+ * Therefore using a 'break;' statement will lead to continuation in the
+ * inherent 'Extension block'-loop.
+ */
+#define _ECORE_X_RANDR_EDID_FOR_EACH_CEA_DETAILED_BLOCK(edid, edid_length, cea_block_iter, detailed_block_iter)                              \
+  _ECORE_X_RANDR_EDID_FOR_EACH_CEA_BLOCK(edid, edid_length, cea_block_iter)                                                                  \
+  for (detailed_block_iter = cea_block_iter + cea_block_iter[2]; detailed_block_iter + 18 < cea_block_iter + 127; detailed_block_iter += 18) \
+    if (detailed_block_iter[0])
+
+#define _ECORE_X_RANDR_EDID_FOR_EACH_DESCRIPTOR_BLOCK(edid, block) \
+  for (block = edid + _ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK; block <= (edid + _ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK + (3 * 18)); block += 18)
+
+#define _ECORE_X_RANDR_EDID_FOR_EACH_NON_PIXEL_DESCRIPTOR_BLOCK(edid, block) \
+  _ECORE_X_RANDR_EDID_FOR_EACH_DESCRIPTOR_BLOCK(edid, block)                 \
+  if ((block[0] == 0) && (block[1] == 0))
+
+EAPI Eina_Bool
+ecore_x_randr_edid_has_valid_header(unsigned char *edid,
+                                    unsigned long  edid_length)
+{
+   const unsigned char header[] =
+   { 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 };
+   if (!edid) return EINA_FALSE;
+   if (edid_length < 8) return EINA_FALSE;
+   if (!memcmp(edid, header, 8)) return EINA_TRUE;
+   return EINA_FALSE;
+}
+
+EAPI int
+ecore_x_randr_edid_version_get(unsigned char *edid,
+                               unsigned long  edid_length)
+{
+   if ((edid_length > _ECORE_X_RANDR_EDID_OFFSET_VERSION_MINOR) &&
+       (ecore_x_randr_edid_has_valid_header(edid, edid_length)))
+     return (edid[_ECORE_X_RANDR_EDID_OFFSET_VERSION_MAJOR] << 8) |
+            edid[_ECORE_X_RANDR_EDID_OFFSET_VERSION_MINOR];
+   return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+}
+
+EAPI int
+ecore_x_randr_edid_manufacturer_model_get(unsigned char *edid,
+                                          unsigned long  edid_length)
+{
+   if ((edid_length > 0x0b) &&
+       (ecore_x_randr_edid_has_valid_header(edid, edid_length)))
+     return (int)(edid[0x0a] + (edid[0x0b] << 8));
+   return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+}
+
+EAPI int
+ecore_x_randr_edid_manufacturer_serial_number_get(unsigned char *edid,
+                                                  unsigned long  edid_length)
+{
+   if ((edid_length > 0x0f) &&
+       (ecore_x_randr_edid_has_valid_header(edid, edid_length)))
+     return (int)(edid[0x0c] + (edid[0x0d] << 8) +
+                  (edid[0x0e] << 16) + (edid[0x0f] << 24));
+   return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+}
+
+EAPI char *
+ecore_x_randr_edid_manufacturer_name_get(unsigned char *edid,
+                                         unsigned long  edid_length)
+{
+   if ((edid_length > (_ECORE_X_RANDR_EDID_OFFSET_MANUFACTURER + 1)) &&
+       (ecore_x_randr_edid_has_valid_header(edid, edid_length)))
+     {
+        unsigned char *x;
+        char *name;
+
+        x = (edid + _ECORE_X_RANDR_EDID_OFFSET_MANUFACTURER);
+        name = malloc(sizeof(char) * 4);
+        if (!name) return NULL;
+        name[0] = ((x[0] & 0x7c) >> 2) + '@';
+        name[1] = ((x[0] & 0x03) << 3) + ((x[1] & 0xe0) >> 5) + '@';
+        name[2] = (x[1] & 0x1f) + '@';
+        name[_ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_TYPE] = 0;
+        return name;
+     }
+   return NULL;
+}
+
+EAPI char *
+ecore_x_randr_edid_display_name_get(unsigned char *edid,
+                                    unsigned long  edid_length)
+{
+   unsigned char *block = NULL;
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return NULL;
+   _ECORE_X_RANDR_EDID_FOR_EACH_NON_PIXEL_DESCRIPTOR_BLOCK(edid, block)
+   {
+      if (block[_ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_TYPE] == 0xfc)
+        {
+           char *name, *p;
+           const char *edid_name;
+
+           edid_name = (const char *)block + _ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_CONTENT;
+           name = malloc(sizeof(char) * _ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX);
+           if (!name) return NULL;
+           strncpy(name, edid_name, (_ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX - 1));
+           name[_ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX] = 0;
+           for (p = name; *p; p++)
+             {
+                if ((*p < ' ') || (*p > '~')) *p = 0;
+             }
+           return name;
+        }
+   }
+   return NULL;
+}
+
+EAPI Ecore_X_Randr_Edid_Aspect_Ratio
+ecore_x_randr_edid_display_aspect_ratio_preferred_get(unsigned char *edid,
+                                                      unsigned long  edid_length)
+{
+   unsigned char *block = NULL;
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+   _ECORE_X_RANDR_EDID_FOR_EACH_NON_PIXEL_DESCRIPTOR_BLOCK(edid, block)
+   {
+      if ((block[_ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_TYPE] == 0xfd) &&
+          (block[10] == 0x04))
+        {
+           Ecore_X_Randr_Edid_Aspect_Ratio_Preferred preferred_ratio =
+             (Ecore_X_Randr_Edid_Aspect_Ratio_Preferred)
+             ((block[_ECORE_X_RANDR_EDID_OFFSET_ASPECT_RATIO_PREFERRED] &
+               _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_PREFERRED) >> 5);
+           switch (preferred_ratio)
+             {
+              case ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_4_3:
+                return ECORE_X_RANDR_EDID_ASPECT_RATIO_4_3;
+
+              case ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_16_9:
+                return ECORE_X_RANDR_EDID_ASPECT_RATIO_16_9;
+
+              case ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_16_10:
+                return ECORE_X_RANDR_EDID_ASPECT_RATIO_16_10;
+
+              case ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_5_4:
+                return ECORE_X_RANDR_EDID_ASPECT_RATIO_5_4;
+
+              case ECORE_X_RANDR_EDID_ASPECT_RATIO_PREFERRED_15_9:
+                return ECORE_X_RANDR_EDID_ASPECT_RATIO_15_9;
+
+              default:
+                return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+             }
+        }
+   }
+   return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+}
+
+EAPI Ecore_X_Randr_Edid_Aspect_Ratio
+ecore_x_randr_edid_display_aspect_ratios_get(unsigned char *edid,
+                                             unsigned long  edid_length)
+{
+   Ecore_X_Randr_Edid_Aspect_Ratio ret = ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+   unsigned char *block = NULL;
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+   _ECORE_X_RANDR_EDID_FOR_EACH_NON_PIXEL_DESCRIPTOR_BLOCK(edid, block)
+   {
+      if ((block[_ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_TYPE] == 0xfd) &&
+          (block[10] == 0x04))
+        {
+           if (block[_ECORE_X_RANDR_EDID_OFFSET_ASPECT_RATIO] & _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_4_3)
+             ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_4_3;
+           if (block[_ECORE_X_RANDR_EDID_OFFSET_ASPECT_RATIO] & _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_16_9)
+             ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_16_9;
+           if (block[_ECORE_X_RANDR_EDID_OFFSET_ASPECT_RATIO] & _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_16_10)
+             ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_16_10;
+           if (block[_ECORE_X_RANDR_EDID_OFFSET_ASPECT_RATIO] & _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_5_4)
+             ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_5_4;
+           if (block[_ECORE_X_RANDR_EDID_OFFSET_ASPECT_RATIO] & _ECORE_X_RANDR_EDID_MASK_ASPECT_RATIO_15_9)
+             ret |= ECORE_X_RANDR_EDID_ASPECT_RATIO_15_9;
+        }
+   }
+   return ret;
+}
+
+EAPI char *
+ecore_x_randr_edid_display_ascii_get(unsigned char *edid,
+                                     unsigned long  edid_length)
+{
+   unsigned char *block = NULL;
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return NULL;
+   _ECORE_X_RANDR_EDID_FOR_EACH_NON_PIXEL_DESCRIPTOR_BLOCK(edid, block)
+   {
+      if (block[_ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_TYPE] == 0xfe)
+        {
+           char *ascii, *p;
+           const char *edid_ascii = (const char *)block +
+             _ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_CONTENT;
+           /*
+            * TODO: Two of these in a row, in the third and fourth slots,
+            * seems to be specified by SPWG: http://www.spwg.org/
+            */
+           ascii = malloc(sizeof(char) * _ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX);
+           if (!ascii) return NULL;
+           strncpy(ascii, edid_ascii, (_ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX - 1));
+           ascii[_ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX] = 0;
+           for (p = ascii; *p; p++)
+             {
+                if ((*p < ' ') || (*p > '~')) *p = 0;
+             }
+           return ascii;
+        }
+   }
+   return NULL;
+}
+
+EAPI char *
+ecore_x_randr_edid_display_serial_get(unsigned char *edid,
+                                      unsigned long  edid_length)
+{
+   unsigned char *block = NULL;
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return NULL;
+   _ECORE_X_RANDR_EDID_FOR_EACH_NON_PIXEL_DESCRIPTOR_BLOCK(edid, block)
+   {
+      if (block[_ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_TYPE] == 0xff)
+        {
+           char *serial, *p;
+           const char *edid_serial = (const char *)block +
+             _ECORE_X_RANDR_EDID_OFFSET_DESCRIPTOR_BLOCK_CONTENT;
+           /*
+            * TODO: Two of these in a row, in the third and fourth slots,
+            * seems to be specified by SPWG: http://www.spwg.org/
+            */
+           serial = malloc(sizeof(char) * _ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX);
+           if (!serial) return NULL;
+           strncpy(serial, edid_serial, (_ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX - 1));
+           serial[_ECORE_X_RANDR_EDID_DISPLAY_DESCRIPTOR_BLOCK_CONTENT_LENGTH_MAX] = 0;
+           for (p = serial; *p; p++)
+             {
+                if ((*p < ' ') || (*p > '~')) *p = 0;
+             }
+           return serial;
+        }
+   }
+   return NULL;
+}
+
+EAPI Eina_Bool
+ecore_x_randr_edid_info_has_valid_checksum(unsigned char *edid,
+                                           unsigned long  edid_length)
+{
+   unsigned char *cea_block_iter = NULL;
+   char sum = 0;
+   int i;
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return EINA_FALSE;
+   if (edid_length < 128) return EINA_FALSE;
+
+   /* Check the EDID block itself */
+   for (i = 0; i < 128; i++) sum += edid[i];
+   if (sum) return EINA_FALSE;
+
+   /* Check the cea extension blocks */
+   _ECORE_X_RANDR_EDID_FOR_EACH_CEA_BLOCK(edid, edid_length, cea_block_iter)
+   {
+      for (i = 0, sum = 0; i < 128; i++) sum += cea_block_iter[i];
+   }
+   if (sum) return EINA_FALSE;
+   return EINA_TRUE;
+}
+
+EAPI Eina_Bool
+ecore_x_randr_edid_dpms_available_get(unsigned char *edid,
+                                      unsigned long  edid_length)
+{
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return EINA_FALSE;
+   return !!(edid[_ECORE_X_RANDR_EDID_OFFSET_DPMS] &
+             _ECORE_X_RANDR_EDID_MASK_DPMS);
+}
+
+EAPI Eina_Bool
+ecore_x_randr_edid_dpms_standby_available_get(unsigned char *edid,
+                                              unsigned long  edid_length)
+{
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return EINA_FALSE;
+   if (edid[_ECORE_X_RANDR_EDID_OFFSET_DPMS] & _ECORE_X_RANDR_EDID_MASK_DPMS)
+     return !!(edid[_ECORE_X_RANDR_EDID_OFFSET_DPMS] &
+               _ECORE_X_RANDR_EDID_MASK_DPMS_STANDBY);
+   return EINA_FALSE;
+}
+
+EAPI Eina_Bool
+ecore_x_randr_edid_dpms_suspend_available_get(unsigned char *edid,
+                                              unsigned long  edid_length)
+{
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return EINA_FALSE;
+   if (edid[_ECORE_X_RANDR_EDID_OFFSET_DPMS] & _ECORE_X_RANDR_EDID_MASK_DPMS)
+     return !!(edid[_ECORE_X_RANDR_EDID_OFFSET_DPMS] &
+               _ECORE_X_RANDR_EDID_MASK_DPMS_SUSPEND);
+   return EINA_FALSE;
+}
+
+EAPI Eina_Bool
+ecore_x_randr_edid_dpms_off_available_get(unsigned char *edid,
+                                          unsigned long  edid_length)
+{
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return EINA_FALSE;
+   if (edid[_ECORE_X_RANDR_EDID_OFFSET_DPMS] & _ECORE_X_RANDR_EDID_MASK_DPMS)
+     return !!(edid[_ECORE_X_RANDR_EDID_OFFSET_DPMS] &
+               _ECORE_X_RANDR_EDID_MASK_DPMS_OFF);
+   return EINA_FALSE;
+}
+
+EAPI Eina_Bool
+ecore_x_randr_edid_display_type_digital_get(unsigned char *edid,
+                                            unsigned long  edid_length)
+{
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return EINA_FALSE;
+   return !!(edid[_ECORE_X_RANDR_EDID_OFFSET_TYPE] &
+             _ECORE_X_RANDR_EDID_MASK_DIGITAL);
+}
+
+EAPI Ecore_X_Randr_Edid_Display_Colorscheme
+ecore_x_randr_edid_display_colorscheme_get(unsigned char *edid,
+                                           unsigned long  edid_length)
+{
+   Ecore_X_Randr_Edid_Display_Colorscheme colorscheme = ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return colorscheme;
+   if (ecore_x_randr_edid_display_type_digital_get(edid, edid_length))
+     {
+        colorscheme = ECORE_X_RANDR_EDID_DISPLAY_COLORSCHEME_COLOR_RGB_4_4_4;
+        if (edid[_ECORE_X_RANDR_EDID_OFFSET_COLORSPACE] &
+            _ECORE_X_RANDR_EDID_MASK_COLORSCHEME_DIGITAL_YCRCB_444)
+          colorscheme |= ECORE_X_RANDR_EDID_DISPLAY_COLORSCHEME_COLOR_RGB_YCRCB_4_4_4;
+        if (edid[_ECORE_X_RANDR_EDID_OFFSET_COLORSPACE] &
+            _ECORE_X_RANDR_EDID_MASK_COLORSCHEME_DIGITAL_YCRCB_422)
+          colorscheme |= ECORE_X_RANDR_EDID_DISPLAY_COLORSCHEME_COLOR_RGB_YCRCB_4_2_2;
+     }
+   else
+     colorscheme = edid[_ECORE_X_RANDR_EDID_OFFSET_COLORSPACE] & _ECORE_X_RANDR_EDID_MASK_COLORSCHEME_ANALOGOUS;
+   return colorscheme;
+}
+
+EAPI Ecore_X_Randr_Edid_Display_Interface_Type
+ecore_x_randr_edid_display_interface_type_get(unsigned char *edid,
+                                              unsigned long  edid_length)
+{
+   Ecore_X_Randr_Edid_Display_Interface_Type type = ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+   int version = ecore_x_randr_edid_version_get(edid, edid_length);
+
+   if (version < ECORE_X_RANDR_EDID_VERSION_13) return type;
+   type = edid[_ECORE_X_RANDR_EDID_OFFSET_TYPE] &
+     _ECORE_X_RANDR_EDID_MASK_INTERFACE_TYPE;
+   if (type > ECORE_X_RANDR_EDID_DISPLAY_INTERFACE_DISPLAY_PORT)
+     type = ECORE_X_RANDR_EDID_UNKNOWN_VALUE;
+   return type;
+}
+