edid-parse.c File Reference

#include "edid.h"
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <stdio.h>

Go to the source code of this file.

Macros
#define	FALSE   0
#define	TRUE   1

Functions
static void	decode_check_sum (const uchar *edid, MonitorInfo *info)
static int	decode_color_characteristics (const uchar *edid, MonitorInfo *info)
static int	decode_descriptors (const uchar *edid, MonitorInfo *info)
static void	decode_detailed_timing (const uchar *timing, DetailedTiming *detailed)
static void	decode_display_descriptor (const uchar *desc, MonitorInfo *info)
static int	decode_display_parameters (const uchar *edid, MonitorInfo *info)
MonitorInfo *	decode_edid (const uchar *edid)
static int	decode_edid_version (const uchar *edid, MonitorInfo *info)
static int	decode_established_timings (const uchar *edid, MonitorInfo *info)
static double	decode_fraction (int high, int low)
static int	decode_header (const uchar *edid)
static void	decode_lf_string (const uchar *s, int n_chars, char *result)
static int	decode_standard_timings (const uchar *edid, MonitorInfo *info)
static int	decode_vendor_and_product_identification (const uchar *edid, MonitorInfo *info)
void	dump_monitor_info (MonitorInfo *info)
static int	get_bit (int in, int bit)
static int	get_bits (int in, int begin, int end)
static const char *	yesno (int v)

Macro Definition Documentation

#define FALSE   0

Definition at line 32 of file edid-parse.c.

Referenced by decode_detailed_timing(), decode_header(), and decode_vendor_and_product_identification().

#define TRUE   1

Definition at line 31 of file edid-parse.c.

Referenced by decode_color_characteristics(), decode_descriptors(), decode_display_parameters(), decode_edid_version(), decode_established_timings(), decode_header(), decode_standard_timings(), and decode_vendor_and_product_identification().

Function Documentation

static void decode_check_sum ( const uchar *  edid, MonitorInfo *  info  )

static

Definition at line 508 of file edid-parse.c.

References MonitorInfo::checksum, and i.

Referenced by decode_edid().

static int decode_color_characteristics ( const uchar *  edid, MonitorInfo *  info  )

static

Definition at line 256 of file edid-parse.c.

References MonitorInfo::blue_x, MonitorInfo::blue_y, decode_fraction(), get_bits(), MonitorInfo::green_x, MonitorInfo::green_y, MonitorInfo::red_x, MonitorInfo::red_y, TRUE, MonitorInfo::white_x, and MonitorInfo::white_y.

Referenced by decode_edid().

static int decode_descriptors ( const uchar *  edid, MonitorInfo *  info  )

static

Definition at line 480 of file edid-parse.c.

References decode_detailed_timing(), decode_display_descriptor(), MonitorInfo::detailed_timings, i, MonitorInfo::n_detailed_timings, and TRUE.

Referenced by decode_edid().

static void decode_detailed_timing ( const uchar *  timing, DetailedTiming *  detailed  )

static

Definition at line 417 of file edid-parse.c.

References DetailedTiming::analog, bits, DetailedTiming::digital, DetailedTiming::digital_sync, FALSE, FIELD_LEFT, FIELD_RIGHT, FOUR_WAY_INTERLEAVED, get_bit(), get_bits(), DetailedTiming::h_addr, DetailedTiming::h_blank, DetailedTiming::h_front_porch, DetailedTiming::h_sync, DetailedTiming::height_mm, DetailedTiming::interlaced, NO_STEREO, DetailedTiming::pixel_clock, DetailedTiming::right_border, SIDE_BY_SIDE, DetailedTiming::stereo, DetailedTiming::top_border, TWO_WAY_LEFT_ON_EVEN, TWO_WAY_RIGHT_ON_EVEN, DetailedTiming::v_addr, DetailedTiming::v_blank, DetailedTiming::v_front_porch, DetailedTiming::v_sync, and DetailedTiming::width_mm.

Referenced by decode_descriptors().

static void decode_display_descriptor ( const uchar *  desc, MonitorInfo *  info  )

static

Definition at line 379 of file edid-parse.c.

References decode_lf_string(), MonitorInfo::dsc_product_name, MonitorInfo::dsc_serial_number, and MonitorInfo::dsc_string.

Referenced by decode_descriptors().

static int decode_display_parameters ( const uchar *  edid, MonitorInfo *  info  )

static

Definition at line 121 of file edid-parse.c.

References MonitorInfo::active_off, MonitorInfo::analog, MonitorInfo::aspect_ratio, bits, MonitorInfo::continuous_frequency, MonitorInfo::digital, DISPLAY_PORT, DVI, MonitorInfo::gamma, get_bit(), get_bits(), HDMI_A, HDMI_B, MonitorInfo::height_mm, MonitorInfo::is_digital, MDDI, MONOCHROME, OTHER_COLOR, MonitorInfo::preferred_timing_includes_native, RGB, MonitorInfo::srgb_is_standard, MonitorInfo::standby, MonitorInfo::suspend, TRUE, UNDEFINED, UNDEFINED_COLOR, and MonitorInfo::width_mm.

Referenced by decode_edid().

MonitorInfo* decode_edid

(

const uchar *

edid

)

Definition at line 521 of file edid-parse.c.

References calloc, decode_check_sum(), decode_color_characteristics(), decode_descriptors(), decode_display_parameters(), decode_edid_version(), decode_established_timings(), decode_header(), decode_standard_timings(), decode_vendor_and_product_identification(), free, and NULL.

static int decode_edid_version ( const uchar *  edid, MonitorInfo *  info  )

static

Definition at line 112 of file edid-parse.c.

References MonitorInfo::major_version, MonitorInfo::minor_version, and TRUE.

Referenced by decode_edid().

static int decode_established_timings ( const uchar *  edid, MonitorInfo *  info  )

static

Definition at line 271 of file edid-parse.c.

References MonitorInfo::established, get_bit(), i, idx, j, and TRUE.

Referenced by decode_edid().

static double decode_fraction ( int  high, int  low  )

static

Definition at line 242 of file edid-parse.c.

References get_bit(), and i.

Referenced by decode_color_characteristics().

static int decode_header ( const uchar *  edid )

static

Definition at line 49 of file edid-parse.c.

References FALSE, and TRUE.

Referenced by decode_edid().

static void decode_lf_string ( const uchar *  s, int  n_chars, char *  result  )

static

Definition at line 356 of file edid-parse.c.

References i.

Referenced by decode_display_descriptor().

static int decode_standard_timings ( const uchar *  edid, MonitorInfo *  info  )

static

Definition at line 324 of file edid-parse.c.

References Timing::frequency, get_bits(), Timing::height, i, MonitorInfo::standard, TRUE, and Timing::width.

Referenced by decode_edid().

static int decode_vendor_and_product_identification ( const uchar *  edid, MonitorInfo *  info  )

static

Definition at line 57 of file edid-parse.c.

References FALSE, get_bits(), MonitorInfo::manufacturer_code, MonitorInfo::model_year, MonitorInfo::product_code, MonitorInfo::production_week, MonitorInfo::production_year, MonitorInfo::serial_number, and TRUE.

Referenced by decode_edid().

void dump_monitor_info

(

MonitorInfo *

info

)

Definition at line 549 of file edid-parse.c.

References MonitorInfo::active_off, DetailedTiming::analog, MonitorInfo::analog, MonitorInfo::aspect_ratio, MonitorInfo::blue_x, MonitorInfo::blue_y, MonitorInfo::checksum, MonitorInfo::continuous_frequency, MonitorInfo::detailed_timings, DetailedTiming::digital, MonitorInfo::digital, DetailedTiming::digital_sync, DISPLAY_PORT, MonitorInfo::dsc_product_name, MonitorInfo::dsc_serial_number, MonitorInfo::dsc_string, DVI, MonitorInfo::established, FIELD_LEFT, FIELD_RIGHT, FOUR_WAY_INTERLEAVED, Timing::frequency, MonitorInfo::gamma, MonitorInfo::green_x, MonitorInfo::green_y, DetailedTiming::h_addr, DetailedTiming::h_blank, DetailedTiming::h_front_porch, DetailedTiming::h_sync, HDMI_A, HDMI_B, Timing::height, DetailedTiming::height_mm, MonitorInfo::height_mm, i, MonitorInfo::is_digital, MonitorInfo::major_version, MonitorInfo::manufacturer_code, MDDI, MonitorInfo::minor_version, MonitorInfo::model_year, MONOCHROME, MonitorInfo::n_detailed_timings, NO_STEREO, OTHER_COLOR, DetailedTiming::pixel_clock, MonitorInfo::preferred_timing_includes_native, MonitorInfo::product_code, MonitorInfo::production_week, MonitorInfo::production_year, MonitorInfo::red_x, MonitorInfo::red_y, RGB, DetailedTiming::right_border, MonitorInfo::serial_number, SIDE_BY_SIDE, MonitorInfo::srgb_is_standard, MonitorInfo::standard, MonitorInfo::standby, DetailedTiming::stereo, MonitorInfo::suspend, DetailedTiming::top_border, TWO_WAY_LEFT_ON_EVEN, TWO_WAY_RIGHT_ON_EVEN, UNDEFINED, UNDEFINED_COLOR, DetailedTiming::v_addr, DetailedTiming::v_blank, DetailedTiming::v_front_porch, DetailedTiming::v_sync, MonitorInfo::white_x, MonitorInfo::white_y, Timing::width, DetailedTiming::width_mm, MonitorInfo::width_mm, and yesno().

static int get_bit ( int  in, int  bit  )

static

Definition at line 35 of file edid-parse.c.

Referenced by decode_detailed_timing(), decode_display_parameters(), decode_established_timings(), and decode_fraction().

static int get_bits ( int  in, int  begin, int  end  )

static

Definition at line 41 of file edid-parse.c.

Referenced by decode_color_characteristics(), decode_detailed_timing(), decode_display_parameters(), decode_standard_timings(), and decode_vendor_and_product_identification().

static const char* yesno ( int  v )

static

Definition at line 543 of file edid-parse.c.

Referenced by dump_monitor_info().