Gst.Controller.TimedValueControlSource – gstreamer-controller-1.0

Object Hierarchy:

Description:

[ CCode ( cname = "GstTimedValueControlSource" , lower_case_cprefix = "gst_timed_value_control_source_" , type_id = "gst_timed_value_control_source_get_type ()" ) ]
[ GIR ( name = "TimedValueControlSource" ) ]
public abstract class TimedValueControlSource : ControlSource

Base class for ControlSource that use time-stamped values.

When overriding bind, chain up first to give this bind implementation a chance to setup things.

All functions are MT-safe.

Content:

Creation methods:

Methods:

public bool @set (ClockTime timestamp, double value)

Set the value of given controller-handled property at a certain time.

public unowned SequenceIter find_control_point_iter (ClockTime timestamp)

Find last value before given timestamp in control point list.

public List<unowned TimedValue?> get_all ()

Returns a read-only copy of the list of TimedValue for the given property.

public int get_count ()

Get the number of control points that are set.

public bool set_from_list (SList<TimedValue?> timedvalues)

Sets multiple timed values at once.

public bool unset (ClockTime timestamp)

Used to remove the value of given controller-handled property at a certain time.

public void unset_all ()

Used to remove all time-stamped values of given controller-handled property

Signals:

public signal void value_added (ControlPoint timed_value)

Emitted right after the new value has been added to self

public signal void value_changed (ControlPoint timed_value)

Emitted right after the new value has been set on

timed_signals

public signal void value_removed (ControlPoint timed_value)

Emitted when timed_value is removed from

self

Fields:

public Mutex @lock

public int nvalues

public bool valid_cache

public Sequence<ControlPoint?> values

Inherited Members:

All known members inherited from class Gst.ControlSource

get_value
get_value_array

get_value_array_func

get_value_func

All known members inherited from class Gst.Object

@lock
@ref
add_control_binding
check_uniqueness
deep_notify
default_deep_notify
default_error
flags
get_control_binding
get_control_rate
get_g_value_array

get_name
get_parent
get_path_string
get_value
has_active_control_bindings
has_ancestor
has_as_ancestor
has_as_parent
name
parent
remove_control_binding

replace
set_control_binding_disabled
set_control_bindings_disabled
set_control_rate
set_name
set_parent
suggest_next_sync
sync_values
unparent
unref

All known members inherited from class GLib.Object

@get
@new
@ref
@set
add_toggle_ref
add_weak_pointer
bind_property
connect
constructed
disconnect
dispose
dup_data
dup_qdata
force_floating
freeze_notify
get_class
get_data

get_property
get_qdata
get_type
getv
interface_find_property
interface_install_property
interface_list_properties
is_floating
new_valist
new_with_properties
newv
notify
notify_property
ref_count
ref_sink
remove_toggle_ref
remove_weak_pointer

replace_data
replace_qdata
set_data
set_data_full
set_property
set_qdata
set_qdata_full
set_valist
setv
steal_data
steal_qdata
thaw_notify
unref
watch_closure
weak_ref
weak_unref