Struct gstreamer_base_sys::GstBaseTransformClass

#[repr(C)]
pub struct GstBaseTransformClass {
    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

impl Clone for GstBaseTransformClass

fn clone(&self) -> GstBaseTransformClass

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for GstBaseTransformClass

impl Debug for GstBaseTransformClass

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

Formats the value using the given formatter.