Struct nokhwa::js_camera::JSCameraConstraintsBuilder

pub struct JSCameraConstraintsBuilder { /* private fields */ }

Available on crate feature input-jscam only.

A builder that builds a JSCameraConstraints that is used to construct a JSCamera. See More: Constraints MDN, Properties of Media Tracks MDN

JS-WASM

This is exported as CameraConstraintsBuilder.

Implementations

impl JSCameraConstraintsBuilder

pub fn new() -> Self

Constructs a default JSCameraConstraintsBuilder. The constructed default JSCameraConstraintsBuilder has these settings:

• 480x234 min, 640x360 ideal, 1920x1080 max
• 10 FPS min, 15 FPS ideal, 30 FPS max
• 1.0 aspect ratio min, 1.77777777778 aspect ratio ideal, 2.0 aspect ratio max
• No exacts

JS-WASM

This is exported as a constructor.

pub fn min_resolution( self, min_resolution: Resolution ) -> JSCameraConstraintsBuilder

Sets the minimum resolution for the JSCameraConstraintsBuilder.

Sets width and height.

JS-WASM

This is exported as set_MinResolution.

pub fn resolution( self, new_resolution: Resolution ) -> JSCameraConstraintsBuilder

Sets the preferred resolution for the JSCameraConstraintsBuilder.

Sets width and height.

JS-WASM

This is exported as set_Resolution.

pub fn max_resolution( self, max_resolution: Resolution ) -> JSCameraConstraintsBuilder

Sets the maximum resolution for the JSCameraConstraintsBuilder.

Sets width and height.

JS-WASM

This is exported as set_MaxResolution.

pub fn resolution_exact(self, value: bool) -> JSCameraConstraintsBuilder

Sets whether the resolution fields (width, height/resolution) should use exact. Note that this will make the builder ignore min_resolution and max_resolution.

JS-WASM

This is exported as set_ResolutionExact.

pub fn min_aspect_ratio(self, ratio: f64) -> JSCameraConstraintsBuilder

Sets the minimum aspect ratio of the resulting constraint for the JSCameraConstraintsBuilder.

Sets aspectRatio.

JS-WASM

This is exported as set_MinAspectRatio.

pub fn aspect_ratio(self, ratio: f64) -> JSCameraConstraintsBuilder

Sets the aspect ratio of the resulting constraint for the JSCameraConstraintsBuilder.

Sets aspectRatio.

JS-WASM

This is exported as set_AspectRatio.

pub fn max_aspect_ratio(self, ratio: f64) -> JSCameraConstraintsBuilder

Sets the maximum aspect ratio of the resulting constraint for the JSCameraConstraintsBuilder.

Sets aspectRatio.

JS-WASM

This is exported as set_MaxAspectRatio.

pub fn aspect_ratio_exact(self, value: bool) -> JSCameraConstraintsBuilder

Sets whether the aspect_ratio field should use exact. Note that this will make the builder ignore min_aspect_ratio and max_aspect_ratio.

JS-WASM

This is exported as set_AspectRatioExact.

pub fn facing_mode( self, facing_mode: JSCameraFacingMode ) -> JSCameraConstraintsBuilder

Sets the facing mode of the resulting constraint for the JSCameraConstraintsBuilder.

Sets facingMode.

JS-WASM

This is exported as set_FacingMode.

pub fn facing_mode_exact(self, value: bool) -> JSCameraConstraintsBuilder

Sets whether the facing_mode field should use exact.

JS-WASM

This is exported as set_FacingModeExact.

pub fn min_frame_rate(self, fps: u32) -> JSCameraConstraintsBuilder

Sets the minimum frame rate of the resulting constraint for the JSCameraConstraintsBuilder.

Sets frameRate.

JS-WASM

This is exported as set_MinFrameRate.

pub fn frame_rate(self, fps: u32) -> JSCameraConstraintsBuilder

Sets the frame rate of the resulting constraint for the JSCameraConstraintsBuilder.

Sets frameRate.

JS-WASM

This is exported as set_FrameRate.

pub fn max_frame_rate(self, fps: u32) -> JSCameraConstraintsBuilder

Sets the maximum frame rate of the resulting constraint for the JSCameraConstraintsBuilder.

Sets frameRate.

JS-WASM

This is exported as set_MaxFrameRate.

pub fn frame_rate_exact(self, value: bool) -> JSCameraConstraintsBuilder

Sets whether the frame_rate field should use exact. Note that this will make the builder ignore min_frame_rate and max_frame_rate.

JS-WASM

This is exported as set_FrameRateExact.

pub fn resize_mode( self, resize_mode: JSCameraResizeMode ) -> JSCameraConstraintsBuilder

Sets the resize mode of the resulting constraint for the JSCameraConstraintsBuilder.

Sets resizeMode.

JS-WASM

This is exported as set_ResizeMode.

pub fn resize_mode_exact(self, value: bool) -> JSCameraConstraintsBuilder

Sets whether the resize_mode field should use exact.

JS-WASM

This is exported as set_ResizeModeExact.

pub fn device_id(self, id: &str) -> JSCameraConstraintsBuilder

Sets the device ID of the resulting constraint for the JSCameraConstraintsBuilder.

Sets deviceId.

JS-WASM

This is exported as set_DeviceId.

pub fn device_id_exact(self, value: bool) -> JSCameraConstraintsBuilder

Sets whether the device_id field should use exact.

JS-WASM

This is exported as set_DeviceIdExact.

pub fn group_id(self, id: &str) -> JSCameraConstraintsBuilder

Sets the group ID of the resulting constraint for the JSCameraConstraintsBuilder.

Sets groupId.

JS-WASM

This is exported as set_GroupId.

pub fn group_id_exact(self, value: bool) -> JSCameraConstraintsBuilder

Sets whether the group_id field should use exact.

JS-WASM

This is exported as set_GroupIdExact.

impl JSCameraConstraintsBuilder

pub fn build(self) -> JSCameraConstraints

Builds the JSCameraConstraints

Trait Implementations

impl Clone for JSCameraConstraintsBuilder

fn clone(&self) -> JSCameraConstraintsBuilder

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for JSCameraConstraintsBuilder

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

Formats the value using the given formatter.

impl Default for JSCameraConstraintsBuilder

fn default() -> Self

Returns the “default value” for a type.