MediaRecorder extension type
The MediaRecorder interface of the
MediaStream Recording API
provides functionality to easily record media. It is created using the
MediaRecorder.MediaRecorder constructor.
API documentation sourced from MDN Web Docs.
- on
- Implemented types
- Available extensions
Constructors
- MediaRecorder(MediaStream stream, [MediaRecorderOptions options])
-
factory
Properties
- audioBitsPerSecond → int
-
The
audioBitsPerSecondread-only property of the MediaRecorder interface returns the audio encoding bit rate in use.no setter - hashCode → int
-
The hash code for this object.
no setterinherited
- isDefinedAndNotNull → bool
-
Available on JSAny?, provided by the NullableUndefineableJSAnyExtension extension
no setter - isNull → bool
-
Available on JSAny?, provided by the NullableUndefineableJSAnyExtension extension
Whether this value corresponds to JavaScriptnull.no setter - isTruthy → JSBoolean
-
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result of!!in JavaScript.thisno setter - isUndefined → bool
-
Available on JSAny?, provided by the NullableUndefineableJSAnyExtension extension
Whether this value corresponds to JavaScriptundefined.no setter - isUndefinedOrNull → bool
-
Available on JSAny?, provided by the NullableUndefineableJSAnyExtension extension
no setter - mimeType → String
-
The
mimeTyperead-only property of the MediaRecorder interface returns the media type that was specified when creating the MediaRecorder object, or, if none was specified, which was chosen by the browser. This is the file format of the file that would result from writing all of the recorded data to disk.no setter - not → JSBoolean
-
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result of!in JavaScript.thisno setter - ondataavailable ↔ EventHandler?
-
getter/setter pair
- onerror ↔ EventHandler?
-
getter/setter pair
- onpause ↔ EventHandler?
-
getter/setter pair
- onresume ↔ EventHandler?
-
getter/setter pair
- onstart ↔ EventHandler?
-
getter/setter pair
- onstop ↔ EventHandler?
-
getter/setter pair
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- state → RecordingState
-
The
stateread-only property of the MediaRecorder interface returns the current state of the currentMediaRecorderobject.no setter - stream → MediaStream
-
The
streamread-only property of the MediaRecorder interface returns the stream that was passed into theMediaRecorder.MediaRecorderconstructor when theMediaRecorderwas created.no setter - videoBitsPerSecond → int
-
The
videoBitsPerSecondread-only property of the MediaRecorder interface returns the video encoding bit rate in use.no setter
Methods
-
add(
JSAny? any) → JSAny -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this+any -
addEventListener(
String type, EventListener? callback, [JSAny options]) → void -
The
addEventListener()method of the EventTarget interface sets up a function that will be called whenever the specified event is delivered to the target.inherited -
and(
JSAny? any) → JSAny? -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this&&any -
callMethod<
R extends JSAny?> (JSAny method, [JSAny? arg1, JSAny? arg2, JSAny? arg3, JSAny? arg4]) → R -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
Callsmethodon this JSObject with up to four arguments. -
callMethodVarArgs<
R extends JSAny?> (JSAny method, [List< JSAny?> ? arguments]) → R -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
Callsmethodon this JSObject with a variable number ofarguments. -
dartify(
) → Object? -
Available on JSAny?, provided by the JSAnyUtilityExtension extension
Converts a JavaScript JSON-like value to the Dart equivalent if possible. -
delete(
JSAny property) → JSBoolean -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
Deletes the property with keypropertyfrom this JSObject. -
dispatchEvent(
Event event) → bool -
The
dispatchEvent()method of the EventTarget sends an Event to the object, (synchronously) invoking the affected event listeners in the appropriate order. The normal event processing rules (including the capturing and optional bubbling phase) also apply to events dispatched manually withdispatchEvent().inherited -
divide(
JSAny? any) → JSAny -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this/any -
equals(
JSAny? any) → JSBoolean -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this==any -
exponentiate(
JSAny? any) → JSAny -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this**any -
getProperty<
R extends JSAny?> (JSAny property) → R -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
The value of the property keypropertyof this JSObject. -
greaterThan(
JSAny? any) → JSBoolean -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this>any -
greaterThanOrEqualTo(
JSAny? any) → JSBoolean -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this>=any -
has(
String property) → bool -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
Shorthand helper for hasProperty to check whether this JSObject contains the property keyproperty, but takes and returns a Dart value. -
hasProperty(
JSAny property) → JSBoolean -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
Whether or not this JSObject contains the property keyproperty. -
instanceof(
JSFunction constructor) → bool -
Available on JSAny?, provided by the JSAnyUtilityExtension extension
Whether thisJSAny?is aninstanceofconstructor. -
instanceOfString(
String constructorName) → bool -
Available on JSAny?, provided by the JSAnyUtilityExtension extension
Whether thisJSAny?is aninstanceofthe constructor that is defined byconstructorName, which is looked up in the globalContext. -
isA<
T extends JSAny?> () → bool -
Available on JSAny?, provided by the JSAnyUtilityExtension extension
Whether thisJSAny?is an instance of the JavaScript type that is declared byT. -
lessThan(
JSAny? any) → JSBoolean -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this<any -
lessThanOrEqualTo(
JSAny? any) → JSBoolean -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this<=any -
modulo(
JSAny? any) → JSAny -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this%any -
multiply(
JSAny? any) → JSAny -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this*any -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notEquals(
JSAny? any) → JSBoolean -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this!=any -
or(
JSAny? any) → JSAny? -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this||any -
pause(
) → void -
The
pause()method of the MediaRecorder interface is used to pause recording of media streams. -
removeEventListener(
String type, EventListener? callback, [JSAny options]) → void -
The
removeEventListener()method of the EventTarget interface removes an event listener previously registered with EventTarget.addEventListener from the target. The event listener to be removed is identified using a combination of the event type, the event listener function itself, and various optional options that may affect the matching process; see Matching event listeners for removal.inherited -
requestData(
) → void -
The
requestData()method of the MediaRecorder interface is used to raise aMediaRecorder.dataavailable_eventevent containing a Blob object of the captured media as it was when the method was called. This can then be grabbed and manipulated as you wish. -
resume(
) → void -
The
resume()method of the MediaRecorder interface is used to resume media recording when it has been previously paused. -
setProperty(
JSAny property, JSAny? value) → void -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
Write thevalueof property keypropertyof this JSObject. -
start(
[int timeslice]) → void -
The
start()method of the MediaRecorder interface begins recording media into one or more Blob objects. -
stop(
) → void -
The
stop()method of the MediaRecorder interface is used to stop media capture. -
strictEquals(
JSAny? any) → JSBoolean -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this===any -
strictNotEquals(
JSAny? any) → JSBoolean -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this!==any -
subtract(
JSAny? any) → JSAny -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this-any -
toString(
) → String -
A string representation of this object.
inherited
-
typeofEquals(
String typeString) → bool -
Available on JSAny?, provided by the JSAnyUtilityExtension extension
Whether the result oftypeofon thisJSAny?istypeString. -
unsignedRightShift(
JSAny? any) → JSNumber -
Available on JSAny?, provided by the JSAnyOperatorExtension extension
The result ofin JavaScript.this>>>any
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
-
operator [](
String property) → JSAny? -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
Shorthand helper for getProperty to get the value of the property keypropertyof this JSObject, but takes a Dart value. -
operator []=(
String property, JSAny? value) → void -
Available on JSObject, provided by the JSObjectUnsafeUtilExtension extension
Shorthand helper for setProperty to write thevalueof the property keypropertyof this JSObject, but takes a Dart value.
Static Methods
-
isTypeSupported(
String type) → bool -
The
isTypeSupported()static method of the MediaRecorder interface returns aBooleanwhich istrueif the MIME media type specified is one the user agent should be able to successfully record.