Struct v4l::buffer::Flags

pub struct Flags { /* fields omitted */ }

Implementations

impl Flags

pub const MAPPED: Flags

Buffer is mapped

pub const QUEUED: Flags

Buffer is queued for processing

pub const DONE: Flags

Buffer is ready

pub const KEYFRAME: Flags

Image is a keyframe (I-frame)

pub const PFRAME: Flags

Image is a P-frame

pub const BFRAME: Flags

Image is a B-frame

pub const ERROR: Flags

Buffer is ready, but the data contained within is corrupted

pub const IN_REQUEST: Flags

Buffer is added to an unqueued request

pub const TIMECODE: Flags

Timecode field is valid

pub const M2M_HOLD_CAPTURE_BUF: Flags

Don't return the capture buffer until OUTPUT timestamp changes

pub const PREPARED: Flags

Buffer is prepared for queuing

pub const NO_CACHE_INVALIDATE: Flags

Cache handling flags

pub const NO_CACHE_CLEAN: Flags

pub const TIMESTAMP_MASK: Flags

Timestamp type

pub const TIMESTAMP_UNKNOWN: Flags

pub const TIMESTAMP_MONOTONIC: Flags

pub const TIMESTAMP_COPY: Flags

pub const TSTAMP_SRC_MASK: Flags

Timestamp sources

pub const TSTAMP_SRC_EOF: Flags

pub const TSTAMP_SRC_SOE: Flags

pub const LAST: Flags

mem2mem encoder/decoder

pub const REQUEST_FD: Flags

request_fd is valid

pub const fn empty() -> Flags

Returns an empty set of flags

pub const fn all() -> Flags

Returns the set containing all flags.

pub const fn bits(&self) -> u32

Returns the raw value of the flags currently stored.

pub fn from_bits(bits: u32) -> Option<Flags>

Convert from underlying bit representation, unless that representation contains bits that do not correspond to a flag.

pub const fn from_bits_truncate(bits: u32) -> Flags

Convert from underlying bit representation, dropping any bits that do not correspond to flags.

pub const unsafe fn from_bits_unchecked(bits: u32) -> Flags

Convert from underlying bit representation, preserving all bits (even those not corresponding to a defined flag).

pub const fn is_empty(&self) -> bool

Returns true if no flags are currently stored.

pub const fn is_all(&self) -> bool

Returns true if all flags are currently set.

pub const fn intersects(&self, other: Flags) -> bool

Returns true if there are flags common to both self and other.

pub const fn contains(&self, other: Flags) -> bool

Returns true all of the flags in other are contained within self.

pub fn insert(&mut self, other: Flags)

Inserts the specified flags in-place.

pub fn remove(&mut self, other: Flags)

Removes the specified flags in-place.

pub fn toggle(&mut self, other: Flags)

Toggles the specified flags in-place.

pub fn set(&mut self, other: Flags, value: bool)

Inserts or removes the specified flags depending on the passed value.

Trait Implementations

impl Binary for Flags

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

Formats the value using the given formatter.

impl BitAnd<Flags> for Flags

type Output = Flags

The resulting type after applying the & operator.

fn bitand(self, other: Flags) -> Flags

Returns the intersection between the two sets of flags.

impl BitAndAssign<Flags> for Flags

fn bitand_assign(&mut self, other: Flags)

Disables all flags disabled in the set.

impl BitOr<Flags> for Flags

type Output = Flags

The resulting type after applying the | operator.

fn bitor(self, other: Flags) -> Flags

Returns the union of the two sets of flags.

impl BitOrAssign<Flags> for Flags

fn bitor_assign(&mut self, other: Flags)

Adds the set of flags.

impl BitXor<Flags> for Flags

type Output = Flags

The resulting type after applying the ^ operator.

fn bitxor(self, other: Flags) -> Flags

Returns the left flags, but with all the right flags toggled.

impl BitXorAssign<Flags> for Flags

fn bitxor_assign(&mut self, other: Flags)

Toggles the set of flags.

impl Clone for Flags

fn clone(&self) -> Flags

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for Flags

impl Debug for Flags

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

Formats the value using the given formatter.

impl Display for Flags

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

Formats the value using the given formatter.

impl Eq for Flags

impl Extend<Flags> for Flags

fn extend<T: IntoIterator<Item = Flags>>(&mut self, iterator: T)

Extends a collection with the contents of an iterator.

fn extend_one(&mut self, item: A)

🔬 This is a nightly-only experimental API. (extend_one)

Extends a collection with exactly one element.

fn extend_reserve(&mut self, additional: usize)

🔬 This is a nightly-only experimental API. (extend_one)

Reserves capacity in a collection for the given number of additional elements.

impl From<u32> for Flags

fn from(flags: u32) -> Flags

Performs the conversion.

impl FromIterator<Flags> for Flags

fn from_iter<T: IntoIterator<Item = Flags>>(iterator: T) -> Flags

Creates a value from an iterator.

impl Hash for Flags

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given [Hasher].

fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl Into<u32> for Flags

fn into(self) -> u32

Performs the conversion.

impl LowerHex for Flags

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

Formats the value using the given formatter.

impl Not for Flags

type Output = Flags

The resulting type after applying the ! operator.

fn not(self) -> Flags

Returns the complement of this set of flags.

impl Octal for Flags

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

Formats the value using the given formatter.

impl Ord for Flags

fn cmp(&self, other: &Flags) -> Ordering

This method returns an [Ordering] between self and other.

#[must_use]fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

#[must_use]fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

#[must_use]fn clamp(self, min: Self, max: Self) -> Self

🔬 This is a nightly-only experimental API. (clamp)

Restrict a value to a certain interval.

impl PartialEq<Flags> for Flags

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

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

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

This method tests for !=.

impl PartialOrd<Flags> for Flags

fn partial_cmp(&self, other: &Flags) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Flags) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Flags) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Flags) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Flags) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl StructuralEq for Flags

impl StructuralPartialEq for Flags

impl Sub<Flags> for Flags

type Output = Flags

The resulting type after applying the - operator.

fn sub(self, other: Flags) -> Flags

Returns the set difference of the two sets of flags.

impl SubAssign<Flags> for Flags

fn sub_assign(&mut self, other: Flags)

Disables all flags enabled in the set.

impl UpperHex for Flags

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

Formats the value using the given formatter.