Enum dav1d::pixel::MatrixCoefficients

pub enum MatrixCoefficients {
    Identity = 0,
    BT709 = 1,
    Unspecified = 2,
    Reserved = 3,
    BT470M = 4,
    BT470BG = 5,
    ST170M = 6,
    ST240M = 7,
    YCgCo = 8,
    BT2020NonConstantLuminance = 9,
    BT2020ConstantLuminance = 10,
    ST2085 = 11,
    ChromaticityDerivedNonConstantLuminance = 12,
    ChromaticityDerivedConstantLuminance = 13,
    ICtCp = 14,
}

Describes the matrix coefficients used in deriving luma and chroma signals from the green, blue and red or X, Y and Z primaries.

Values adopted from Table 4 of ISO/IEC 23001-8:2013/DCOR1.

Variants

Identity = 0

The identity matrix. Typically used for:

• GBR (often referred to as RGB)
• YZX (often referred to as XYZ)
• IEC 61966-2-1 sRGB
• SMPTE ST 428-1 (2019)

BT709 = 1

• Rec. ITU-R BT.709-6
• Rec. ITU-R BT.1361-0 conventional colour gamut system and extended colour gamut system (historical)
• IEC 61966-2-4 xvYCC709
• SMPTE RP 177 (1993) Annex B

Unspecified = 2

Image characteristics are unknown or are determined by the application.

Reserved = 3

For future use by ITU-T | ISO/IEC.

BT470M = 4

United States Federal Communications Commission (2003) Title 47 Code of Federal Regulations 73.682 (a) (20)

BT470BG = 5

• Rec. ITU-R BT.470-6 System B, G (historical)
• Rec. ITU-R BT.601-7 625
• Rec. ITU-R BT.1358-0 625 (historical)
• Rec. ITU-R BT.1700-0 625 PAL and 625 SECAM
• IEC 61966-2-1 sYCC
• IEC 61966-2-4 xvYCC601

(functionally the same as the value 6)

ST170M = 6

• Rec. ITU-R BT.601-7 525
• Rec. ITU-R BT.1358-1 525 or 625 (historical)
• Rec. ITU-R BT.1700-0 NTSC
• SMPTE ST 170 (2004)

(functionally the same as the value 5)

ST240M = 7

SMPTE ST 240 (1999)

YCgCo = 8

The YCoCg color model, also known as the YCgCo color model, is the color space formed from a simple transformation of an associated RGB color space into a luma value and two chroma values called chrominance green and chrominance orange.

BT2020NonConstantLuminance = 9

• Rec. ITU-R BT.2020-2 (non-constant luminance)
• Rec. ITU-R BT.2100-2 Y′CbCr

BT2020ConstantLuminance = 10

Rec. ITU-R BT.2020-2 (constant luminance)

ST2085 = 11

SMPTE ST 2085 (2015)

ChromaticityDerivedNonConstantLuminance = 12

Chromaticity-derived non-constant luminance system.

ChromaticityDerivedConstantLuminance = 13

Chromaticity-derived constant luminance system.

ICtCp = 14

Rec. ITU-R BT.2100-2 ICTCP

Trait Implementations

impl Clone for MatrixCoefficients

fn clone(&self) -> MatrixCoefficients

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MatrixCoefficients

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl Display for MatrixCoefficients

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl FromPrimitive for MatrixCoefficients

fn from_i64(n: i64) -> Option<MatrixCoefficients>

Converts an i64 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u64(n: u64) -> Option<MatrixCoefficients>

Converts an u64 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_isize(n: isize) -> Option<Self>

Converts an isize to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_i8(n: i8) -> Option<Self>

Converts an i8 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_i16(n: i16) -> Option<Self>

Converts an i16 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_i32(n: i32) -> Option<Self>

Converts an i32 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_i128(n: i128) -> Option<Self>

Converts an i128 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_usize(n: usize) -> Option<Self>

Converts a usize to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u8(n: u8) -> Option<Self>

Converts an u8 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u16(n: u16) -> Option<Self>

Converts an u16 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u32(n: u32) -> Option<Self>

Converts an u32 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_u128(n: u128) -> Option<Self>

Converts an u128 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_f32(n: f32) -> Option<Self>

Converts a f32 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

fn from_f64(n: f64) -> Option<Self>

Converts a f64 to return an optional value of this type. If the value cannot be represented by this type, then None is returned.

impl PartialEq for MatrixCoefficients

fn eq(&self, other: &MatrixCoefficients) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl ToPrimitive for MatrixCoefficients

fn to_i64(&self) -> Option<i64>

Converts the value of self to an i64. If the value cannot be represented by an i64, then None is returned.

fn to_u64(&self) -> Option<u64>

Converts the value of self to a u64. If the value cannot be represented by a u64, then None is returned.

fn to_isize(&self) -> Option<isize>

Converts the value of self to an isize. If the value cannot be represented by an isize, then None is returned.

fn to_i8(&self) -> Option<i8>

Converts the value of self to an i8. If the value cannot be represented by an i8, then None is returned.

fn to_i16(&self) -> Option<i16>

Converts the value of self to an i16. If the value cannot be represented by an i16, then None is returned.

fn to_i32(&self) -> Option<i32>

Converts the value of self to an i32. If the value cannot be represented by an i32, then None is returned.

fn to_i128(&self) -> Option<i128>

Converts the value of self to an i128. If the value cannot be represented by an i128 (i64 under the default implementation), then None is returned.

fn to_usize(&self) -> Option<usize>

Converts the value of self to a usize. If the value cannot be represented by a usize, then None is returned.

fn to_u8(&self) -> Option<u8>

Converts the value of self to a u8. If the value cannot be represented by a u8, then None is returned.

fn to_u16(&self) -> Option<u16>

Converts the value of self to a u16. If the value cannot be represented by a u16, then None is returned.

fn to_u32(&self) -> Option<u32>

Converts the value of self to a u32. If the value cannot be represented by a u32, then None is returned.

fn to_u128(&self) -> Option<u128>

Converts the value of self to a u128. If the value cannot be represented by a u128 (u64 under the default implementation), then None is returned.

fn to_f32(&self) -> Option<f32>

Converts the value of self to an f32. Overflows may map to positive or negative inifinity, otherwise None is returned if the value cannot be represented by an f32.

fn to_f64(&self) -> Option<f64>

Converts the value of self to an f64. Overflows may map to positive or negative inifinity, otherwise None is returned if the value cannot be represented by an f64.

impl Copy for MatrixCoefficients

impl Eq for MatrixCoefficients

impl StructuralPartialEq for MatrixCoefficients