The MediaTrackSettings dictionary is used to return the current
configured for each of a media.MediaStreamTrack
's settings.
values will adhere as closely as possible to any constraints
described using a media.MediaTrackConstraints
object and set
web.applyConstraints()
, and will adhere to the default constraints
any properties whose constraints haven't been changed, or whose
constraints couldn't be matched.
The MediaTrackSettings dictionary is used to return the current configured for each of a `media.MediaStreamTrack`'s settings. values will adhere as closely as possible to any constraints described using a `media.MediaTrackConstraints` object and set `web.applyConstraints()`, and will adhere to the default constraints any properties whose constraints haven't been changed, or whose constraints couldn't be matched.
(aspect-ratio this)
Property.
The media.MediaTrackSettings
dictionary's aspectRatio property
a double-precision floating-point number indicating the aspect
of the media.MediaStreamTrack
as currently configured. This
you determine what value was selected to comply with your specified
for this property's value as described in the media.MediaTrackConstraints.aspectRatio
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var aspectRatio = MediaTrackSettings.aspectRatio;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/aspectRatio
Property. The `media.MediaTrackSettings` dictionary's aspectRatio property a double-precision floating-point number indicating the aspect of the `media.MediaStreamTrack` as currently configured. This you determine what value was selected to comply with your specified for this property's value as described in the `media.MediaTrackConstraints.aspectRatio` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var aspectRatio = MediaTrackSettings.aspectRatio;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/aspectRatio`
(auto-gain-control this)
Property.
The media.MediaTrackSettings
dictionary's autoGainControl property
a Boolean value whose value indicates whether or not automatic
control (AGC) is enabled on an audio track. This lets you determine
value was selected to comply with your specified constraints
this property's value as described in the media.MediaTrackConstraints.autoGainControl
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var autoGainControl = MediaTrackSettings.autoGainControl;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/autoGainControl
Property. The `media.MediaTrackSettings` dictionary's autoGainControl property a Boolean value whose value indicates whether or not automatic control (AGC) is enabled on an audio track. This lets you determine value was selected to comply with your specified constraints this property's value as described in the `media.MediaTrackConstraints.autoGainControl` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var autoGainControl = MediaTrackSettings.autoGainControl;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/autoGainControl`
(channel-count this)
Property.
The media.MediaTrackSettings
dictionary's channelCount property
an integer indicating how many audio channel the media.MediaStreamTrack
currently configured to have. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.channelCount
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var channelCount = MediaTrackSettings.channelCount;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/channelCount
Property. The `media.MediaTrackSettings` dictionary's channelCount property an integer indicating how many audio channel the `media.MediaStreamTrack` currently configured to have. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.channelCount` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var channelCount = MediaTrackSettings.channelCount;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/channelCount`
(cursor this)
Property.
The media.MediaTrackSettings
dictionary's cursor property indicates
or not the cursor should be captured as part of the video track
in the media.MediaStream
returned by web.getDisplayMedia()
.
cursorSetting = mediaTrackSettings.cursor;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/cursor
Property. The `media.MediaTrackSettings` dictionary's cursor property indicates or not the cursor should be captured as part of the video track in the `media.MediaStream` returned by `web.getDisplayMedia()`. `cursorSetting = mediaTrackSettings.cursor;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/cursor`
(device-id this)
Property.
The media.MediaTrackSettings
dictionary's deviceId property
a dom.DOMString
which uniquely identifies the source for the
media.MediaStreamTrack
for the origin corresponding to the
session. This lets you determine what value was selected to comply
your specified constraints for this property's value as described
the media.MediaTrackConstraints.deviceId
property you provided
calling either web.getUserMedia()
.
var deviceId = MediaTrackSettings.deviceId;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/deviceId
Property. The `media.MediaTrackSettings` dictionary's deviceId property a `dom.DOMString` which uniquely identifies the source for the `media.MediaStreamTrack` for the origin corresponding to the session. This lets you determine what value was selected to comply your specified constraints for this property's value as described the `media.MediaTrackConstraints.deviceId` property you provided calling either `web.getUserMedia()`. `var deviceId = MediaTrackSettings.deviceId;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/deviceId`
(display-surface this)
Property.
The media.MediaTrackSettings
dictionary's displaySurface property
the type of display surface being captured.
displaySurface = mediaTrackSettings.displaySurface;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/displaySurface
Property. The `media.MediaTrackSettings` dictionary's displaySurface property the type of display surface being captured. `displaySurface = mediaTrackSettings.displaySurface;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/displaySurface`
(echo-cancellation this)
Property.
The media.MediaTrackSettings
dictionary's echoCancellation
is a Boolean value whose value indicates whether or not echo
is enabled on an audio track. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.echoCancellation
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var echoCancellation = MediaTrackSettings.echoCancellation;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/echoCancellation
Property. The `media.MediaTrackSettings` dictionary's echoCancellation is a Boolean value whose value indicates whether or not echo is enabled on an audio track. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.echoCancellation` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var echoCancellation = MediaTrackSettings.echoCancellation;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/echoCancellation`
(facing-mode this)
Property.
The media.MediaTrackSettings
dictionary's facingMode property
a dom.DOMString
indicating the direction in which the camera
the video track represented by the media.MediaStreamTrack
is
facing. This lets you determine what value was selected to comply
your specified constraints for this property's value as described
the media.MediaTrackConstraints.facingMode
property you provided
calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var facingMode = MediaTrackSettings.facingMode;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/facingMode
Property. The `media.MediaTrackSettings` dictionary's facingMode property a `dom.DOMString` indicating the direction in which the camera the video track represented by the `media.MediaStreamTrack` is facing. This lets you determine what value was selected to comply your specified constraints for this property's value as described the `media.MediaTrackConstraints.facingMode` property you provided calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var facingMode = MediaTrackSettings.facingMode;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/facingMode`
(frame-rate this)
Property.
The media.MediaTrackSettings
dictionary's frameRate property
a double-precision floating-point number indicating the frame
in frames per second, of the media.MediaStreamTrack
as currently
This lets you determine what value was selected to comply with
specified constraints for this property's value as described
the media.MediaTrackConstraints.frameRate
property you provided
calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var frameRate = MediaTrackSettings.frameRate;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/frameRate
Property. The `media.MediaTrackSettings` dictionary's frameRate property a double-precision floating-point number indicating the frame in frames per second, of the `media.MediaStreamTrack` as currently This lets you determine what value was selected to comply with specified constraints for this property's value as described the `media.MediaTrackConstraints.frameRate` property you provided calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var frameRate = MediaTrackSettings.frameRate;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/frameRate`
(group-id this)
Property.
The media.MediaTrackSettings
dictionary's groupId property
a browsing-session unique dom.DOMString
which identifies the
of devices which includes the source for the media.MediaStreamTrack
.
lets you determine what value was selected to comply with your
constraints for this property's value as described in the media.MediaTrackConstraints.groupId
you provided when calling either web.getUserMedia()
.
var groupId = MediaTrackSettings.groupId;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/groupId
Property. The `media.MediaTrackSettings` dictionary's groupId property a browsing-session unique `dom.DOMString` which identifies the of devices which includes the source for the `media.MediaStreamTrack`. lets you determine what value was selected to comply with your constraints for this property's value as described in the `media.MediaTrackConstraints.groupId` you provided when calling either `web.getUserMedia()`. `var groupId = MediaTrackSettings.groupId;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/groupId`
(height this)
Property.
The media.MediaTrackSettings
dictionary's height property is
integer indicating the number of pixels tall media.MediaStreamTrack
currently configured to be. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.height
property
provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var height = MediaTrackSettings.height;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/height
Property. The `media.MediaTrackSettings` dictionary's height property is integer indicating the number of pixels tall `media.MediaStreamTrack` currently configured to be. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.height` property provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var height = MediaTrackSettings.height;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/height`
(latency this)
Property.
The media.MediaTrackSettings
dictionary's latency property
a double-precision floating-point number indicating the estimated
(specified in seconds) of the media.MediaStreamTrack
as currently
This lets you determine what value was selected to comply with
specified constraints for this property's value as described
the media.MediaTrackConstraints.latency
property you provided
calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var latency = MediaTrackSettings.latency;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/latency
Property. The `media.MediaTrackSettings` dictionary's latency property a double-precision floating-point number indicating the estimated (specified in seconds) of the `media.MediaStreamTrack` as currently This lets you determine what value was selected to comply with specified constraints for this property's value as described the `media.MediaTrackConstraints.latency` property you provided calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var latency = MediaTrackSettings.latency;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/latency`
(logical-surface this)
Property.
The media.MediaTrackSettings
dictionary's logicalSurface property
whether or not the display area being captured is a logical surface.
surfaces are those which are not necessarily entirely onscreen,
may even be off-screen, such as windows' backing buffers (where
part of the buffer is visible without scrolling the containing
and offscreen rendering contexts.
isLogicalSurface = mediaTrackSettings.logicalSurface;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/logicalSurface
Property. The `media.MediaTrackSettings` dictionary's logicalSurface property whether or not the display area being captured is a logical surface. surfaces are those which are not necessarily entirely onscreen, may even be off-screen, such as windows' backing buffers (where part of the buffer is visible without scrolling the containing and offscreen rendering contexts. `isLogicalSurface = mediaTrackSettings.logicalSurface;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/logicalSurface`
(noise-suppression this)
Property.
The media.MediaTrackSettings
dictionary's noiseSuppression
is a Boolean value whose value indicates whether or not noise
technology is enabled on an audio track. This lets you determine
value was selected to comply with your specified constraints
this property's value as described in the media.MediaTrackConstraints.noiseSuppression
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var noiseSuppression = MediaTrackSettings.noiseSuppression;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/noiseSuppression
Property. The `media.MediaTrackSettings` dictionary's noiseSuppression is a Boolean value whose value indicates whether or not noise technology is enabled on an audio track. This lets you determine value was selected to comply with your specified constraints this property's value as described in the `media.MediaTrackConstraints.noiseSuppression` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var noiseSuppression = MediaTrackSettings.noiseSuppression;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/noiseSuppression`
(sample-rate this)
Property.
The media.MediaTrackSettings
dictionary's sampleRate property
an integer indicating how many audio samples per second the media.MediaStreamTrack
currently configured for. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.sampleRate
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var sampleRate = MediaTrackSettings.sampleRate;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/sampleRate
Property. The `media.MediaTrackSettings` dictionary's sampleRate property an integer indicating how many audio samples per second the `media.MediaStreamTrack` currently configured for. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.sampleRate` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var sampleRate = MediaTrackSettings.sampleRate;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/sampleRate`
(sample-size this)
Property.
The media.MediaTrackSettings
dictionary's sampleSize property
an integer indicating the linear sample size (in bits per sample)
media.MediaStreamTrack
is currently configured for. This lets
determine what value was selected to comply with your specified
for this property's value as described in the media.MediaTrackConstraints.sampleSize
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var sampleSize = MediaTrackSettings.sampleSize;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/sampleSize
Property. The `media.MediaTrackSettings` dictionary's sampleSize property an integer indicating the linear sample size (in bits per sample) `media.MediaStreamTrack` is currently configured for. This lets determine what value was selected to comply with your specified for this property's value as described in the `media.MediaTrackConstraints.sampleSize` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var sampleSize = MediaTrackSettings.sampleSize;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/sampleSize`
(set-aspect-ratio! this val)
Property.
The media.MediaTrackSettings
dictionary's aspectRatio property
a double-precision floating-point number indicating the aspect
of the media.MediaStreamTrack
as currently configured. This
you determine what value was selected to comply with your specified
for this property's value as described in the media.MediaTrackConstraints.aspectRatio
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var aspectRatio = MediaTrackSettings.aspectRatio;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/aspectRatio
Property. The `media.MediaTrackSettings` dictionary's aspectRatio property a double-precision floating-point number indicating the aspect of the `media.MediaStreamTrack` as currently configured. This you determine what value was selected to comply with your specified for this property's value as described in the `media.MediaTrackConstraints.aspectRatio` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var aspectRatio = MediaTrackSettings.aspectRatio;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/aspectRatio`
(set-auto-gain-control! this val)
Property.
The media.MediaTrackSettings
dictionary's autoGainControl property
a Boolean value whose value indicates whether or not automatic
control (AGC) is enabled on an audio track. This lets you determine
value was selected to comply with your specified constraints
this property's value as described in the media.MediaTrackConstraints.autoGainControl
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var autoGainControl = MediaTrackSettings.autoGainControl;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/autoGainControl
Property. The `media.MediaTrackSettings` dictionary's autoGainControl property a Boolean value whose value indicates whether or not automatic control (AGC) is enabled on an audio track. This lets you determine value was selected to comply with your specified constraints this property's value as described in the `media.MediaTrackConstraints.autoGainControl` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var autoGainControl = MediaTrackSettings.autoGainControl;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/autoGainControl`
(set-channel-count! this val)
Property.
The media.MediaTrackSettings
dictionary's channelCount property
an integer indicating how many audio channel the media.MediaStreamTrack
currently configured to have. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.channelCount
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var channelCount = MediaTrackSettings.channelCount;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/channelCount
Property. The `media.MediaTrackSettings` dictionary's channelCount property an integer indicating how many audio channel the `media.MediaStreamTrack` currently configured to have. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.channelCount` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var channelCount = MediaTrackSettings.channelCount;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/channelCount`
(set-cursor! this val)
Property.
The media.MediaTrackSettings
dictionary's cursor property indicates
or not the cursor should be captured as part of the video track
in the media.MediaStream
returned by web.getDisplayMedia()
.
cursorSetting = mediaTrackSettings.cursor;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/cursor
Property. The `media.MediaTrackSettings` dictionary's cursor property indicates or not the cursor should be captured as part of the video track in the `media.MediaStream` returned by `web.getDisplayMedia()`. `cursorSetting = mediaTrackSettings.cursor;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/cursor`
(set-device-id! this val)
Property.
The media.MediaTrackSettings
dictionary's deviceId property
a dom.DOMString
which uniquely identifies the source for the
media.MediaStreamTrack
for the origin corresponding to the
session. This lets you determine what value was selected to comply
your specified constraints for this property's value as described
the media.MediaTrackConstraints.deviceId
property you provided
calling either web.getUserMedia()
.
var deviceId = MediaTrackSettings.deviceId;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/deviceId
Property. The `media.MediaTrackSettings` dictionary's deviceId property a `dom.DOMString` which uniquely identifies the source for the `media.MediaStreamTrack` for the origin corresponding to the session. This lets you determine what value was selected to comply your specified constraints for this property's value as described the `media.MediaTrackConstraints.deviceId` property you provided calling either `web.getUserMedia()`. `var deviceId = MediaTrackSettings.deviceId;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/deviceId`
(set-display-surface! this val)
Property.
The media.MediaTrackSettings
dictionary's displaySurface property
the type of display surface being captured.
displaySurface = mediaTrackSettings.displaySurface;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/displaySurface
Property. The `media.MediaTrackSettings` dictionary's displaySurface property the type of display surface being captured. `displaySurface = mediaTrackSettings.displaySurface;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/displaySurface`
(set-echo-cancellation! this val)
Property.
The media.MediaTrackSettings
dictionary's echoCancellation
is a Boolean value whose value indicates whether or not echo
is enabled on an audio track. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.echoCancellation
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var echoCancellation = MediaTrackSettings.echoCancellation;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/echoCancellation
Property. The `media.MediaTrackSettings` dictionary's echoCancellation is a Boolean value whose value indicates whether or not echo is enabled on an audio track. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.echoCancellation` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var echoCancellation = MediaTrackSettings.echoCancellation;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/echoCancellation`
(set-facing-mode! this val)
Property.
The media.MediaTrackSettings
dictionary's facingMode property
a dom.DOMString
indicating the direction in which the camera
the video track represented by the media.MediaStreamTrack
is
facing. This lets you determine what value was selected to comply
your specified constraints for this property's value as described
the media.MediaTrackConstraints.facingMode
property you provided
calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var facingMode = MediaTrackSettings.facingMode;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/facingMode
Property. The `media.MediaTrackSettings` dictionary's facingMode property a `dom.DOMString` indicating the direction in which the camera the video track represented by the `media.MediaStreamTrack` is facing. This lets you determine what value was selected to comply your specified constraints for this property's value as described the `media.MediaTrackConstraints.facingMode` property you provided calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var facingMode = MediaTrackSettings.facingMode;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/facingMode`
(set-frame-rate! this val)
Property.
The media.MediaTrackSettings
dictionary's frameRate property
a double-precision floating-point number indicating the frame
in frames per second, of the media.MediaStreamTrack
as currently
This lets you determine what value was selected to comply with
specified constraints for this property's value as described
the media.MediaTrackConstraints.frameRate
property you provided
calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var frameRate = MediaTrackSettings.frameRate;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/frameRate
Property. The `media.MediaTrackSettings` dictionary's frameRate property a double-precision floating-point number indicating the frame in frames per second, of the `media.MediaStreamTrack` as currently This lets you determine what value was selected to comply with specified constraints for this property's value as described the `media.MediaTrackConstraints.frameRate` property you provided calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var frameRate = MediaTrackSettings.frameRate;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/frameRate`
(set-group-id! this val)
Property.
The media.MediaTrackSettings
dictionary's groupId property
a browsing-session unique dom.DOMString
which identifies the
of devices which includes the source for the media.MediaStreamTrack
.
lets you determine what value was selected to comply with your
constraints for this property's value as described in the media.MediaTrackConstraints.groupId
you provided when calling either web.getUserMedia()
.
var groupId = MediaTrackSettings.groupId;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/groupId
Property. The `media.MediaTrackSettings` dictionary's groupId property a browsing-session unique `dom.DOMString` which identifies the of devices which includes the source for the `media.MediaStreamTrack`. lets you determine what value was selected to comply with your constraints for this property's value as described in the `media.MediaTrackConstraints.groupId` you provided when calling either `web.getUserMedia()`. `var groupId = MediaTrackSettings.groupId;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/groupId`
(set-height! this val)
Property.
The media.MediaTrackSettings
dictionary's height property is
integer indicating the number of pixels tall media.MediaStreamTrack
currently configured to be. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.height
property
provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var height = MediaTrackSettings.height;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/height
Property. The `media.MediaTrackSettings` dictionary's height property is integer indicating the number of pixels tall `media.MediaStreamTrack` currently configured to be. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.height` property provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var height = MediaTrackSettings.height;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/height`
(set-latency! this val)
Property.
The media.MediaTrackSettings
dictionary's latency property
a double-precision floating-point number indicating the estimated
(specified in seconds) of the media.MediaStreamTrack
as currently
This lets you determine what value was selected to comply with
specified constraints for this property's value as described
the media.MediaTrackConstraints.latency
property you provided
calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var latency = MediaTrackSettings.latency;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/latency
Property. The `media.MediaTrackSettings` dictionary's latency property a double-precision floating-point number indicating the estimated (specified in seconds) of the `media.MediaStreamTrack` as currently This lets you determine what value was selected to comply with specified constraints for this property's value as described the `media.MediaTrackConstraints.latency` property you provided calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var latency = MediaTrackSettings.latency;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/latency`
(set-logical-surface! this val)
Property.
The media.MediaTrackSettings
dictionary's logicalSurface property
whether or not the display area being captured is a logical surface.
surfaces are those which are not necessarily entirely onscreen,
may even be off-screen, such as windows' backing buffers (where
part of the buffer is visible without scrolling the containing
and offscreen rendering contexts.
isLogicalSurface = mediaTrackSettings.logicalSurface;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/logicalSurface
Property. The `media.MediaTrackSettings` dictionary's logicalSurface property whether or not the display area being captured is a logical surface. surfaces are those which are not necessarily entirely onscreen, may even be off-screen, such as windows' backing buffers (where part of the buffer is visible without scrolling the containing and offscreen rendering contexts. `isLogicalSurface = mediaTrackSettings.logicalSurface;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/logicalSurface`
(set-noise-suppression! this val)
Property.
The media.MediaTrackSettings
dictionary's noiseSuppression
is a Boolean value whose value indicates whether or not noise
technology is enabled on an audio track. This lets you determine
value was selected to comply with your specified constraints
this property's value as described in the media.MediaTrackConstraints.noiseSuppression
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var noiseSuppression = MediaTrackSettings.noiseSuppression;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/noiseSuppression
Property. The `media.MediaTrackSettings` dictionary's noiseSuppression is a Boolean value whose value indicates whether or not noise technology is enabled on an audio track. This lets you determine value was selected to comply with your specified constraints this property's value as described in the `media.MediaTrackConstraints.noiseSuppression` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var noiseSuppression = MediaTrackSettings.noiseSuppression;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/noiseSuppression`
(set-sample-rate! this val)
Property.
The media.MediaTrackSettings
dictionary's sampleRate property
an integer indicating how many audio samples per second the media.MediaStreamTrack
currently configured for. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.sampleRate
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var sampleRate = MediaTrackSettings.sampleRate;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/sampleRate
Property. The `media.MediaTrackSettings` dictionary's sampleRate property an integer indicating how many audio samples per second the `media.MediaStreamTrack` currently configured for. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.sampleRate` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var sampleRate = MediaTrackSettings.sampleRate;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/sampleRate`
(set-sample-size! this val)
Property.
The media.MediaTrackSettings
dictionary's sampleSize property
an integer indicating the linear sample size (in bits per sample)
media.MediaStreamTrack
is currently configured for. This lets
determine what value was selected to comply with your specified
for this property's value as described in the media.MediaTrackConstraints.sampleSize
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var sampleSize = MediaTrackSettings.sampleSize;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/sampleSize
Property. The `media.MediaTrackSettings` dictionary's sampleSize property an integer indicating the linear sample size (in bits per sample) `media.MediaStreamTrack` is currently configured for. This lets determine what value was selected to comply with your specified for this property's value as described in the `media.MediaTrackConstraints.sampleSize` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var sampleSize = MediaTrackSettings.sampleSize;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/sampleSize`
(set-volume! this val)
Property.
The media.MediaTrackSettings
dictionary's volume property is
double-precision floating-point number indicating the volume
the media.MediaStreamTrack
as currently configured, as a value
0.0 (silence) to 1.0 (maximum supported volume for the device).
lets you determine what value was selected to comply with your
constraints for this property's value as described in the media.MediaTrackConstraints.volume
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var volume = MediaTrackSettings.volume;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/volume
Property. The `media.MediaTrackSettings` dictionary's volume property is double-precision floating-point number indicating the volume the `media.MediaStreamTrack` as currently configured, as a value 0.0 (silence) to 1.0 (maximum supported volume for the device). lets you determine what value was selected to comply with your constraints for this property's value as described in the `media.MediaTrackConstraints.volume` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var volume = MediaTrackSettings.volume;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/volume`
(set-width! this val)
Property.
The media.MediaTrackSettings
dictionary's width property is
integer indicating the number of pixels wide media.MediaStreamTrack
currently configured to be. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.width
property
provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var width = MediaTrackSettings.width;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/width
Property. The `media.MediaTrackSettings` dictionary's width property is integer indicating the number of pixels wide `media.MediaStreamTrack` currently configured to be. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.width` property provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var width = MediaTrackSettings.width;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/width`
(volume this)
Property.
The media.MediaTrackSettings
dictionary's volume property is
double-precision floating-point number indicating the volume
the media.MediaStreamTrack
as currently configured, as a value
0.0 (silence) to 1.0 (maximum supported volume for the device).
lets you determine what value was selected to comply with your
constraints for this property's value as described in the media.MediaTrackConstraints.volume
you provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var volume = MediaTrackSettings.volume;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/volume
Property. The `media.MediaTrackSettings` dictionary's volume property is double-precision floating-point number indicating the volume the `media.MediaStreamTrack` as currently configured, as a value 0.0 (silence) to 1.0 (maximum supported volume for the device). lets you determine what value was selected to comply with your constraints for this property's value as described in the `media.MediaTrackConstraints.volume` you provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var volume = MediaTrackSettings.volume;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/volume`
(width this)
Property.
The media.MediaTrackSettings
dictionary's width property is
integer indicating the number of pixels wide media.MediaStreamTrack
currently configured to be. This lets you determine what value
selected to comply with your specified constraints for this property's
as described in the media.MediaTrackConstraints.width
property
provided when calling either web.getUserMedia()
or media.MediaStreamTrack.applyConstraints()
.
var width = MediaTrackSettings.width;
See also: https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/width
Property. The `media.MediaTrackSettings` dictionary's width property is integer indicating the number of pixels wide `media.MediaStreamTrack` currently configured to be. This lets you determine what value selected to comply with your specified constraints for this property's as described in the `media.MediaTrackConstraints.width` property provided when calling either `web.getUserMedia()` or `media.MediaStreamTrack.applyConstraints()`. `var width = MediaTrackSettings.width;` See also: `https://developer.mozilla.org/en-US/docs/Web/API/MediaTrackSettings/width`
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