Struct Format

pub struct Format {
    pub width: u32,
    pub height: u32,
    pub fourcc: FourCC,
    pub field_order: FieldOrder,
    pub stride: u32,
    pub size: u32,
    pub flags: Flags,
    pub colorspace: Colorspace,
    pub quantization: Quantization,
    pub transfer: TransferFunction,
}

Streaming format (single-planar)

Fields

width: u32

width in pixels

height: u32

height in pixels

fourcc: FourCC

pixelformat code

field_order: FieldOrder

field order for interlacing

stride: u32

bytes per line

size: u32

maximum number of bytes required to store an image

flags: Flags

flags set by the application or driver

colorspace: Colorspace

supplements the pixelformat (fourcc) information

quantization: Quantization

the way colors are mapped

transfer: TransferFunction

the transfer function for the colorspace

Implementations

impl Format

pub const fn new(width: u32, height: u32, fourcc: FourCC) -> Self

Returns a capture format

Arguments

• width - Width in pixels
• height - Height in pixels
• fourcc - Four character code (pixelformat)

Example

use v4l::{Format, FourCC};
let fmt = Format::new(640, 480, FourCC::new(b"YUYV"));

Trait Implementations

impl Clone for Format

fn clone(&self) -> Format

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Format

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

Formats the value using the given formatter.

impl Display for Format

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

Formats the value using the given formatter.

impl From<Format> for v4l2_pix_format

fn from(format: Format) -> Self

Converts to this type from the input type.

impl From<v4l2_pix_format> for Format

fn from(fmt: v4l2_pix_format) -> Self

Converts to this type from the input type.

impl Copy for Format