eldutils.cpp File Reference

#include "eldutils.h"
#include <algorithm>
#include <cinttypes>
#include <limits>
#include <sys/types.h>
#include <QString>
#include <QtEndian>
#include "audiooutputbase.h"
#include "libmythbase/mythlogging.h"

Include dependency graph for eldutils.cpp:

Go to the source code of this file.

Macros
#define	LOC   QString("ELDUTILS: ")

Enumerations
enum	eld_versions : std::uint8_t { ELD_VER_CEA_861D = 2, ELD_VER_PARTIAL = 31 }
enum	cea_edid_versions : std::uint8_t {   CEA_EDID_VER_NONE = 0, CEA_EDID_VER_CEA861 = 1, CEA_EDID_VER_CEA861A = 2, CEA_EDID_VER_CEA861BCD = 3,   CEA_EDID_VER_RESERVED = 4 }
enum	cea_audio_coding_xtypes : std::uint8_t {   XTYPE_HE_REF_CT = 0, XTYPE_HE_AAC = 1, XTYPE_HE_AAC2 = 2, XTYPE_MPEG_SURROUND = 3,   XTYPE_FIRST_RESERVED = 4 }
enum	: std::uint16_t {   SNDRV_PCM_RATE_5512 = (1<<0), SNDRV_PCM_RATE_8000 = (1<<1), SNDRV_PCM_RATE_11025 = (1<<2), SNDRV_PCM_RATE_16000 = (1<<3),   SNDRV_PCM_RATE_22050 = (1<<4), SNDRV_PCM_RATE_32000 = (1<<5), SNDRV_PCM_RATE_44100 = (1<<6), SNDRV_PCM_RATE_48000 = (1<<7),   SNDRV_PCM_RATE_64000 = (1<<8), SNDRV_PCM_RATE_88200 = (1<<9), SNDRV_PCM_RATE_96000 = (1<<10), SNDRV_PCM_RATE_176400 = (1<<11),   SNDRV_PCM_RATE_192000 = (1<<12) }

Functions
static int	GRAB_BITS (const char *buf, size_t byte, uint8_t lowbit, uint8_t bits)

Variables
static const std::array< const QString, 11 >	cea_speaker_allocation_names
static const std::array< const QString, 4 >	eld_connection_type_names
static const std::array< const QString, 18 >	audiotype_names
static const std::array< const int, 8 >	cea_sampling_frequencies

Macro Definition Documentation

LOC

#define LOC   QString("ELDUTILS: ")

Definition at line 39 of file eldutils.cpp.

Enumeration Type Documentation

eld_versions

enum eld_versions : std::uint8_t

Enumerator
ELD_VER_CEA_861D
ELD_VER_PARTIAL

Definition at line 41 of file eldutils.cpp.

cea_edid_versions

enum cea_edid_versions : std::uint8_t

Enumerator
CEA_EDID_VER_NONE
CEA_EDID_VER_CEA861
CEA_EDID_VER_CEA861A
CEA_EDID_VER_CEA861BCD
CEA_EDID_VER_RESERVED

Definition at line 47 of file eldutils.cpp.

cea_audio_coding_xtypes

enum cea_audio_coding_xtypes : std::uint8_t

Enumerator
XTYPE_HE_REF_CT
XTYPE_HE_AAC
XTYPE_HE_AAC2
XTYPE_MPEG_SURROUND
XTYPE_FIRST_RESERVED

Definition at line 77 of file eldutils.cpp.

anonymous enum

anonymous enum : std::uint16_t

Enumerator
SNDRV_PCM_RATE_5512
SNDRV_PCM_RATE_8000
SNDRV_PCM_RATE_11025
SNDRV_PCM_RATE_16000
SNDRV_PCM_RATE_22050
SNDRV_PCM_RATE_32000
SNDRV_PCM_RATE_44100
SNDRV_PCM_RATE_48000
SNDRV_PCM_RATE_64000
SNDRV_PCM_RATE_88200
SNDRV_PCM_RATE_96000
SNDRV_PCM_RATE_176400
SNDRV_PCM_RATE_192000

Definition at line 116 of file eldutils.cpp.

Function Documentation

GRAB_BITS()

static int GRAB_BITS ( const char *  buf, size_t  byte, uint8_t  lowbit, uint8_t  bits  )

inlinestatic

Definition at line 144 of file eldutils.cpp.

Referenced by eld::update_eld(), and eld::update_sad().

Variable Documentation

cea_speaker_allocation_names

const std::array<const QString,11> cea_speaker_allocation_names

static

Initial value:

{
     "FL/FR",
     "LFE",
     "FC",
     "RL/RR",
     "RC",
     "FLC/FRC",
     "RLC/RRC",
     "FLW/FRW",
     "FLH/FRH",
     "TC",
     "FCH",
}

Definition at line 56 of file eldutils.cpp.

Referenced by eld::channel_allocation_desc().

eld_connection_type_names

const std::array<const QString,4> eld_connection_type_names

static

Initial value:

{
    "HDMI",
    "DisplayPort",
    "2-reserved",
    "3-reserved"
}

Definition at line 70 of file eldutils.cpp.

Referenced by eld::connection_name().

audiotype_names

const std::array<const QString,18> audiotype_names

static

Initial value:

{
     "undefined",
     "LPCM",
     "AC3",
     "MPEG1",
     "MP3",
     "MPEG2",
     "AAC-LC",
     "DTS",
     "ATRAC",
     "DSD (One Bit Audio)",
     "E-AC3",
     "DTS-HD",
     "TrueHD",
     "DST",
     "WMAPro",
     "HE-AAC",
     "HE-AACv2",
     "MPEG Surround",
}

Definition at line 86 of file eldutils.cpp.

Referenced by eld::codecs_desc(), and eld::sad_desc().

cea_sampling_frequencies

const std::array<const int,8> cea_sampling_frequencies

static

Initial value:

{
    0,                       
    SNDRV_PCM_RATE_32000,    
    SNDRV_PCM_RATE_44100,    
    SNDRV_PCM_RATE_48000,    
    SNDRV_PCM_RATE_88200,    
    SNDRV_PCM_RATE_96000,    
    SNDRV_PCM_RATE_176400,   
    SNDRV_PCM_RATE_192000,   
}

Definition at line 132 of file eldutils.cpp.

Referenced by eld::update_sad().