Struct gstreamer_base_sys::GstBaseTransformClass

source · 
#[repr(C)]
pub struct GstBaseTransformClass {
Show 26 fields
    pub parent_class: GstElementClass,
    pub passthrough_on_same_caps: gboolean,
    pub transform_ip_on_passthrough: gboolean,
    pub transform_caps: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstCaps, _: *mut GstCaps) -> *mut GstCaps>,
    pub fixate_caps: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstCaps, _: *mut GstCaps) -> *mut GstCaps>,
    pub accept_caps: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstCaps) -> gboolean>,
    pub set_caps: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstCaps, _: *mut GstCaps) -> gboolean>,
    pub query: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstQuery) -> gboolean>,
    pub decide_allocation: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstQuery) -> gboolean>,
    pub filter_meta: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstQuery, _: GType, _: *const GstStructure) -> gboolean>,
    pub propose_allocation: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstQuery, _: *mut GstQuery) -> gboolean>,
    pub transform_size: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstCaps, _: size_t, _: *mut GstCaps, _: *mut size_t) -> gboolean>,
    pub get_unit_size: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstCaps, _: *mut size_t) -> gboolean>,
    pub start: Option<unsafe extern "C" fn(_: *mut GstBaseTransform) -> gboolean>,
    pub stop: Option<unsafe extern "C" fn(_: *mut GstBaseTransform) -> gboolean>,
    pub sink_event: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstEvent) -> gboolean>,
    pub src_event: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstEvent) -> gboolean>,
    pub prepare_output_buffer: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer, _: *mut GstBuffer) -> GstFlowReturn>,
    pub copy_metadata: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer, _: *mut GstBuffer) -> gboolean>,
    pub transform_meta: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer, _: *mut GstMeta, _: *mut GstBuffer) -> gboolean>,
    pub before_transform: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer)>,
    pub transform: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer, _: *mut GstBuffer) -> GstFlowReturn>,
    pub transform_ip: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut *mut GstBuffer) -> GstFlowReturn>,
    pub submit_input_buffer: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: gboolean, _: *mut GstBuffer) -> GstFlowReturn>,
    pub generate_output: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut *mut GstBuffer) -> GstFlowReturn>,
    pub _gst_reserved: [gpointer; 18],

}

Fields§

§parent_class: GstElementClass§passthrough_on_same_caps: gboolean§transform_ip_on_passthrough: gboolean§transform_caps: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstCaps, _: *mut GstCaps) -> *mut GstCaps>§fixate_caps: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstCaps, _: *mut GstCaps) -> *mut GstCaps>§accept_caps: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstCaps) -> gboolean>§set_caps: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstCaps, _: *mut GstCaps) -> gboolean>§query: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstQuery) -> gboolean>§decide_allocation: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstQuery) -> gboolean>§filter_meta: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstQuery, _: GType, _: *const GstStructure) -> gboolean>§propose_allocation: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstQuery, _: *mut GstQuery) -> gboolean>§transform_size: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: GstPadDirection, _: *mut GstCaps, _: size_t, _: *mut GstCaps, _: *mut size_t) -> gboolean>§get_unit_size: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstCaps, _: *mut size_t) -> gboolean>§start: Option<unsafe extern "C" fn(_: *mut GstBaseTransform) -> gboolean>§stop: Option<unsafe extern "C" fn(_: *mut GstBaseTransform) -> gboolean>§sink_event: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstEvent) -> gboolean>§src_event: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstEvent) -> gboolean>§prepare_output_buffer: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer, _: *mut GstBuffer) -> GstFlowReturn>§copy_metadata: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer, _: *mut GstBuffer) -> gboolean>§transform_meta: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer, _: *mut GstMeta, _: *mut GstBuffer) -> gboolean>§before_transform: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer)>§transform: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut GstBuffer, _: *mut GstBuffer) -> GstFlowReturn>§transform_ip: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut *mut GstBuffer) -> GstFlowReturn>§submit_input_buffer: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: gboolean, _: *mut GstBuffer) -> GstFlowReturn>§generate_output: Option<unsafe extern "C" fn(_: *mut GstBaseTransform, _: *mut *mut GstBuffer) -> GstFlowReturn>§_gst_reserved: [gpointer; 18]

Trait Implementations§

source§

impl Clone for GstBaseTransformClass

source§

fn clone(&self) -> GstBaseTransformClass

Returns a copy of the value. Read more
1.0.0 · source§

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

Performs copy-assignment from source. Read more
source§

impl Debug for GstBaseTransformClass

source§

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

Formats the value using the given formatter. Read more
source§

impl Copy for GstBaseTransformClass

Auto Trait Implementations§

Blanket Implementations§

source§

impl<T> Any for Twhere T: 'static + ?Sized,

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for Twhere U: From<T>,

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source§

impl<T> ToOwned for Twhere T: Clone,

§

type Owned = T

The resulting type after obtaining ownership.
source§

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
source§

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
source§

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.