Struct gstreamer::query::Query

pub struct Query { /* fields omitted */ }

Implementations

impl Query

pub unsafe fn from_glib_none(ptr: *const GstQuery) -> Self

pub unsafe fn from_glib_full(ptr: *const GstQuery) -> Self

pub unsafe fn from_glib_borrow(ptr: *const GstQuery) -> Borrowed<Self>

pub unsafe fn replace_ptr(&mut self, ptr: *mut GstQuery)

pub fn make_mut(&mut self) -> &mut QueryRef

pub fn get_mut(&mut self) -> Option<&mut QueryRef>

pub fn is_writable(&self) -> bool

pub unsafe fn into_ptr(self) -> *mut GstQuery

impl Query

pub fn new_position(fmt: Format) -> Position<Self>

👎 Deprecated since 0.16.0:

use query::Position::new instead

pub fn new_duration(fmt: Format) -> Duration<Self>

👎 Deprecated since 0.16.0:

use query::Duration::new instead

pub fn new_latency() -> Latency<Self>

👎 Deprecated since 0.16.0:

use query::Latency::new instead

pub fn new_seeking(fmt: Format) -> Seeking<Self>

👎 Deprecated since 0.16.0:

use query::Seeking::new instead

pub fn new_segment(fmt: Format) -> Segment<Self>

👎 Deprecated since 0.16.0:

use query::Segment::new instead

pub fn new_convert<V: Into<GenericFormattedValue>>(
    value: V,
    dest_fmt: Format
) -> Convert<Self>

👎 Deprecated since 0.16.0:

use query::Convert::new instead

pub fn new_formats() -> Formats<Self>

👎 Deprecated since 0.16.0:

use query::Formats::new instead

pub fn new_buffering(fmt: Format) -> Buffering<Self>

👎 Deprecated since 0.16.0:

use query::Buffering::new instead

pub fn new_custom(structure: Structure) -> Custom<Self>

👎 Deprecated since 0.16.0:

use query::Custom::new instead

pub fn new_uri() -> Uri<Self>

👎 Deprecated since 0.16.0:

use query::Uri::new instead

pub fn new_allocation(caps: &Caps, need_pool: bool) -> Allocation<Self>

👎 Deprecated since 0.16.0:

use query::Allocation::new instead

pub fn new_scheduling() -> Scheduling<Self>

👎 Deprecated since 0.16.0:

use query::Scheduling::new instead

pub fn new_accept_caps(caps: &Caps) -> AcceptCaps<Self>

👎 Deprecated since 0.16.0:

use query::AcceptCaps::new instead

pub fn new_caps(filter: Option<&Caps>) -> Caps<Self>

👎 Deprecated since 0.16.0:

use query::Caps::new instead

pub fn new_drain() -> Drain<Self>

👎 Deprecated since 0.16.0:

use query::Drain::new instead

pub fn new_context(context_type: &str) -> Context<Self>

👎 Deprecated since 0.16.0:

use query::Context::new instead

pub fn new_bitrate() -> Bitrate<Self>

👎 Deprecated since 0.16.0:

use query::Bitrate::new instead

Methods from Deref<Target = QueryRef>

pub unsafe fn as_ptr(&self) -> *const GstQuery

pub unsafe fn as_mut_ptr(&self) -> *mut GstQuery

pub fn copy(&self) -> Query

pub fn get_structure(&self) -> Option<&StructureRef>

pub fn is_downstream(&self) -> bool

pub fn is_upstream(&self) -> bool

pub fn is_serialized(&self) -> bool

pub fn view(&self) -> QueryView<&Self>

Trait Implementations

impl AsMutPtr for Query

unsafe fn as_mut_ptr(&self) -> *mut GstQuery

impl AsPtr for Query

unsafe fn as_ptr(&self) -> *mut GstQuery

impl AsRef<QueryRef> for Query

fn as_ref(&self) -> &QueryRef

Performs the conversion.

impl Borrow<QueryRef> for Query

fn borrow(&self) -> &QueryRef

Immutably borrows from an owned value.

impl Clone for Query

fn clone(&self) -> Self

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Query

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

Formats the value using the given formatter.

impl Deref for Query

type Target = QueryRef

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl Drop for Query

fn drop(&mut self)

Executes the destructor for this type.

impl From<AcceptCaps<Query>> for Query

fn from(concrete: AcceptCaps<Query>) -> Self

Performs the conversion.

impl From<Allocation<Query>> for Query

fn from(concrete: Allocation<Query>) -> Self

Performs the conversion.

impl From<Bitrate<Query>> for Query

fn from(concrete: Bitrate<Query>) -> Self

Performs the conversion.

impl From<Buffering<Query>> for Query

fn from(concrete: Buffering<Query>) -> Self

Performs the conversion.

impl From<Caps<Query>> for Query

fn from(concrete: Caps<Query>) -> Self

Performs the conversion.

impl From<Context<Query>> for Query

fn from(concrete: Context<Query>) -> Self

Performs the conversion.

impl From<Convert<Query>> for Query

fn from(concrete: Convert<Query>) -> Self

Performs the conversion.

impl From<Custom<Query>> for Query

fn from(concrete: Custom<Query>) -> Self

Performs the conversion.

impl From<Drain<Query>> for Query

fn from(concrete: Drain<Query>) -> Self

Performs the conversion.

impl From<Duration<Query>> for Query

fn from(concrete: Duration<Query>) -> Self

Performs the conversion.

impl From<Formats<Query>> for Query

fn from(concrete: Formats<Query>) -> Self

Performs the conversion.

impl From<Latency<Query>> for Query

fn from(concrete: Latency<Query>) -> Self

Performs the conversion.

impl From<Other<Query>> for Query

fn from(concrete: Other<Query>) -> Self

Performs the conversion.

impl From<Position<Query>> for Query

fn from(concrete: Position<Query>) -> Self

Performs the conversion.

impl From<Scheduling<Query>> for Query

fn from(concrete: Scheduling<Query>) -> Self

Performs the conversion.

impl From<Seeking<Query>> for Query

fn from(concrete: Seeking<Query>) -> Self

Performs the conversion.

impl From<Segment<Query>> for Query

fn from(concrete: Segment<Query>) -> Self

Performs the conversion.

impl From<Uri<Query>> for Query

fn from(concrete: Uri<Query>) -> Self

Performs the conversion.

impl FromGlibContainerAsVec<*mut GstQuery, *const *mut GstQuery> for Query

unsafe fn from_glib_none_num_as_vec(
    ptr: *const *mut GstQuery,
    num: usize
) -> Vec<Self>

unsafe fn from_glib_container_num_as_vec(
    _: *const *mut GstQuery,
    _: usize
) -> Vec<Self>

unsafe fn from_glib_full_num_as_vec(
    _: *const *mut GstQuery,
    _: usize
) -> Vec<Self>

impl FromGlibContainerAsVec<*mut GstQuery, *mut *mut GstQuery> for Query

unsafe fn from_glib_none_num_as_vec(
    ptr: *mut *mut GstQuery,
    num: usize
) -> Vec<Self>

unsafe fn from_glib_container_num_as_vec(
    ptr: *mut *mut GstQuery,
    num: usize
) -> Vec<Self>

unsafe fn from_glib_full_num_as_vec(
    ptr: *mut *mut GstQuery,
    num: usize
) -> Vec<Self>

impl FromGlibPtrArrayContainerAsVec<*mut GstQuery, *const *mut GstQuery> for Query

unsafe fn from_glib_none_as_vec(ptr: *const *mut GstQuery) -> Vec<Self>

unsafe fn from_glib_container_as_vec(_: *const *mut GstQuery) -> Vec<Self>

unsafe fn from_glib_full_as_vec(_: *const *mut GstQuery) -> Vec<Self>

impl FromGlibPtrArrayContainerAsVec<*mut GstQuery, *mut *mut GstQuery> for Query

unsafe fn from_glib_none_as_vec(ptr: *mut *mut GstQuery) -> Vec<Self>

unsafe fn from_glib_container_as_vec(ptr: *mut *mut GstQuery) -> Vec<Self>

unsafe fn from_glib_full_as_vec(ptr: *mut *mut GstQuery) -> Vec<Self>

impl FromGlibPtrBorrow<*const GstQuery> for Query

unsafe fn from_glib_borrow(ptr: *const GstQuery) -> Borrowed<Self>

Safety

impl FromGlibPtrBorrow<*mut GstQuery> for Query

unsafe fn from_glib_borrow(ptr: *mut GstQuery) -> Borrowed<Self>

Safety

impl FromGlibPtrFull<*const GstQuery> for Query

unsafe fn from_glib_full(ptr: *const GstQuery) -> Self

Safety

impl FromGlibPtrFull<*mut GstQuery> for Query

unsafe fn from_glib_full(ptr: *mut GstQuery) -> Self

Safety

impl FromGlibPtrNone<*const GstQuery> for Query

unsafe fn from_glib_none(ptr: *const GstQuery) -> Self

Safety

impl FromGlibPtrNone<*mut GstQuery> for Query

unsafe fn from_glib_none(ptr: *mut GstQuery) -> Self

Safety

impl<'a> FromValueOptional<'a> for Query

unsafe fn from_value_optional(v: &'a Value) -> Option<Self>

Safety

impl GlibPtrDefault for Query

type GlibType = *mut GstQuery

impl Send for Query

impl SetValue for Query

unsafe fn set_value(v: &mut Value, s: &Self)

Safety

impl SetValueOptional for Query

unsafe fn set_value_optional(v: &mut Value, s: Option<&Self>)

Safety

impl StaticType for Query

fn static_type() -> Type

Returns the type identifier of Self.

impl Sync for Query

impl<'a> ToGlibContainerFromSlice<'a, *const *mut GstQuery> for Query

type Storage = (Vec<Stash<'a, *mut GstQuery, Query>>, Option<Vec<*mut GstQuery>>)

fn to_glib_none_from_slice(
    t: &'a [Query]
) -> (*const *mut GstQuery, Self::Storage)

fn to_glib_container_from_slice(
    _: &'a [Query]
) -> (*const *mut GstQuery, Self::Storage)

fn to_glib_full_from_slice(_: &[Query]) -> *const *mut GstQuery

impl<'a> ToGlibContainerFromSlice<'a, *mut *mut GstQuery> for Query

type Storage = (Vec<Stash<'a, *mut GstQuery, Self>>, Option<Vec<*mut GstQuery>>)

fn to_glib_none_from_slice(
    t: &'a [Query]
) -> (*mut *mut GstQuery, Self::Storage)

fn to_glib_container_from_slice(
    t: &'a [Query]
) -> (*mut *mut GstQuery, Self::Storage)

fn to_glib_full_from_slice(t: &[Query]) -> *mut *mut GstQuery

impl<'a> ToGlibPtr<'a, *const GstQuery> for Query

type Storage = &'a Self

fn to_glib_none(&'a self) -> Stash<'a, *const GstQuery, Self>

Transfer: none.

fn to_glib_full(&self) -> *const GstQuery

Transfer: full.

fn to_glib_container(&'a self) -> Stash<'a, P, Self>

Transfer: container.

impl<'a> ToGlibPtr<'a, *mut GstQuery> for Query

type Storage = &'a Self

fn to_glib_none(&'a self) -> Stash<'a, *mut GstQuery, Self>

Transfer: none.

fn to_glib_full(&self) -> *mut GstQuery

Transfer: full.

fn to_glib_container(&'a self) -> Stash<'a, P, Self>

Transfer: container.

impl<'a> ToGlibPtrMut<'a, *mut GstQuery> for Query

type Storage = &'a mut Self

fn to_glib_none_mut(&'a mut self) -> StashMut<'_, *mut GstQuery, Self>

Transfer: none.