mirror of
https://gitee.com/openharmony/interface_sdk-js
synced 2024-11-23 15:20:17 +00:00
932 lines
32 KiB
Plaintext
932 lines
32 KiB
Plaintext
/*
|
|
* Copyright (C) 2024 Huawei Device Co., Ltd.
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* @kit ImageKit
|
|
*/
|
|
|
|
import { AsyncCallback } from './@ohos.base';
|
|
import type colorSpaceManager from './@ohos.graphics.colorSpaceManager';
|
|
import type image from './@ohos.multimedia.image';
|
|
import type resourceManager from './@ohos.resourceManager';
|
|
import type rpc from './@ohos.rpc';
|
|
import lang from '../arkts/@arkts.lang';
|
|
import collections from '../arkts/@arkts.collections';
|
|
/**
|
|
* This module provides the capability of image codec and access
|
|
* @namespace sendableImage
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
declare namespace sendableImage {
|
|
|
|
/**
|
|
* Describes the size of an image.
|
|
*
|
|
* @typedef Size
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
interface Size extends lang.ISendable {
|
|
/**
|
|
* Height
|
|
*
|
|
* @type { number }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
height: number;
|
|
|
|
/**
|
|
* Width
|
|
*
|
|
* @type { number }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
width: number;
|
|
}
|
|
|
|
/**
|
|
* Describes region information.
|
|
*
|
|
* @typedef Region
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
interface Region extends lang.ISendable {
|
|
/**
|
|
* Image size.
|
|
*
|
|
* @type { Size }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
size: Size;
|
|
|
|
/**
|
|
* x-coordinate at the upper left corner of the image.
|
|
*
|
|
* @type { number }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
x: number;
|
|
|
|
/**
|
|
* y-coordinate at the upper left corner of the image.
|
|
*
|
|
* @type { number }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
y: number;
|
|
}
|
|
|
|
/**
|
|
* Creates an ImageSource instance based on the URI.
|
|
*
|
|
* @param { string } uri Image source URI.
|
|
* @returns { ImageSource } returns the ImageSource instance if the operation is successful; returns null otherwise.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageSource
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
function createImageSource(uri: string): ImageSource;
|
|
|
|
/**
|
|
* Creates an ImageSource instance based on the file descriptor.
|
|
*
|
|
* @param { number } fd ID of a file descriptor.
|
|
* @returns { ImageSource } Returns the ImageSource instance if the operation is successful; returns null otherwise.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageSource
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
function createImageSource(fd: number): ImageSource;
|
|
|
|
/**
|
|
* Creates an ImageSource instance based on the buffer.
|
|
*
|
|
* @param { ArrayBuffer } buf The buffer of the image.
|
|
* @returns { ImageSource } Returns the ImageSource instance if the operation is successful; returns null otherwise.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageSource
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
function createImageSource(buf: ArrayBuffer): ImageSource;
|
|
|
|
/**
|
|
* Creates an ImageReceiver instance.
|
|
*
|
|
* @param { Size } size - The default {@link Size} in pixels of the Images that this receiver will produce.
|
|
* @param { ImageFormat } format - The format of the Image that this receiver will produce. This must be one of the
|
|
* {@link ImageFormat} constants.
|
|
* @param { number } capacity - The maximum number of images the user will want to access simultaneously.
|
|
* @returns { ImageReceiver } Returns the ImageReceiver instance if the operation is successful; returns null otherwise.
|
|
* @throws { BusinessError } 401 - The parameter check failed.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
function createImageReceiver(size: image.Size, format: image.ImageFormat, capacity: number): ImageReceiver;
|
|
|
|
type ISendable = lang.ISendable;
|
|
|
|
/**
|
|
* Create PixelMap by data buffer.
|
|
*
|
|
* @param { ArrayBuffer } colors The image color buffer.
|
|
* @param { InitializationOptions } options Initialization options for PixelMap.
|
|
* @returns { Promise<PixelMap> } A Promise instance used to return the PixelMap object.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @since 12
|
|
*/
|
|
function createPixelMap(colors: ArrayBuffer, options: image.InitializationOptions): Promise<PixelMap>;
|
|
|
|
/**
|
|
* Create PixelMap by data buffer.
|
|
*
|
|
* @param { ArrayBuffer } colors The image color buffer.
|
|
* @param { InitializationOptions } options Initialization options for PixelMap.
|
|
* @returns { PixelMap } Returns the instance if the operation is successful;Otherwise, return undefined.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @since 12
|
|
*/
|
|
function createPixelMapSync(colors: ArrayBuffer, options: image.InitializationOptions): PixelMap;
|
|
|
|
/**
|
|
* Creates a PixelMap object based on MessageSequence parameter.
|
|
*
|
|
* @param { rpc.MessageSequence } sequence - rpc.MessageSequence parameter.
|
|
* @returns { PixelMap } Returns the instance if the operation is successful.
|
|
* Otherwise, an exception will be thrown.
|
|
* @throws { BusinessError } 62980096 - Operation failed.
|
|
* @throws { BusinessError } 62980097 - IPC error.
|
|
* @throws { BusinessError } 62980115 - Invalid input parameter.
|
|
* @throws { BusinessError } 62980105 - Failed to get the data.
|
|
* @throws { BusinessError } 62980177 - Abnormal API environment.
|
|
* @throws { BusinessError } 62980178 - Failed to create the PixelMap.
|
|
* @throws { BusinessError } 62980179 - Abnormal buffer size.
|
|
* @throws { BusinessError } 62980180 - FD mapping failed.
|
|
* @throws { BusinessError } 62980246 - Failed to read the PixelMap.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
function createPixelMapFromParcel(sequence: rpc.MessageSequence): PixelMap;
|
|
|
|
/**
|
|
* Creates a PixelMap object from surface id.
|
|
*
|
|
* @param { string } surfaceId - surface id.
|
|
* @param { Region } region - The region to surface.
|
|
* @returns { Promise<PixelMap> } Returns the instance if the operation is successful.
|
|
* Otherwise, an exception will be thrown.
|
|
* @throws { BusinessError } 62980115 - If the image parameter invalid.
|
|
* @throws { BusinessError } 62980105 - Failed to get the data.
|
|
* @throws { BusinessError } 62980178 - Failed to create the PixelMap.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
function createPixelMapFromSurface(surfaceId: string, region: image.Region): Promise<PixelMap>;
|
|
|
|
/**
|
|
* Creates a sendable image PixelMap from image PixelMap.
|
|
*
|
|
* @param { image.PixelMap } pixelmap - the src pixelmap.
|
|
* @returns { PixelMap } Returns the instance if the operation is successful.
|
|
* Otherwise, an exception will be thrown.
|
|
* @throws { BusinessError } 401 - If the image parameter invalid. Possible causes:
|
|
* 1.Mandatory parameters are left unspecified. 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 62980104 - Failed to initialize the internal object.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
function convertFromPixelMap(pixelmap: image.PixelMap): PixelMap;
|
|
|
|
/**
|
|
* Creates a image PixelMap from sendable image PixelMap.
|
|
*
|
|
* @param { PixelMap } pixelmap - the src pixelmap.
|
|
* @returns { image.PixelMap } Returns the instance if the operation is successful.
|
|
* Otherwise, an exception will be thrown.
|
|
* @throws { BusinessError } 401 - If the image parameter invalid. Possible causes:
|
|
* 1.Mandatory parameters are left unspecified. 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 62980104 - Failed to initialize the internal object.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
function convertToPixelMap(pixelmap: PixelMap): image.PixelMap;
|
|
|
|
/**
|
|
* Sendable PixelMap instance.
|
|
*
|
|
* @typedef PixelMap
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
interface PixelMap extends ISendable {
|
|
/**
|
|
* Whether the image pixelmap can be edited.
|
|
*
|
|
* @type { boolean }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
readonly isEditable: boolean;
|
|
|
|
/**
|
|
* Reads image pixelmap data and writes the data to an ArrayBuffer. This method uses
|
|
* a promise to return the result.
|
|
*
|
|
* @param { ArrayBuffer } dst A buffer to which the image pixelmap data will be written.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
readPixelsToBuffer(dst: ArrayBuffer): Promise<void>;
|
|
|
|
/**
|
|
* Reads image pixelmap data and writes the data to an ArrayBuffer.
|
|
*
|
|
* @param { ArrayBuffer } dst A buffer to which the image pixelmap data will be written.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
readPixelsToBufferSync(dst: ArrayBuffer): void;
|
|
|
|
/**
|
|
* Reads image pixelmap data in an area. This method uses a promise to return the data read.
|
|
*
|
|
* @param { PositionArea } area Area from which the image pixelmap data will be read.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
readPixels(area: image.PositionArea): Promise<void>;
|
|
|
|
/**
|
|
* Reads image pixelmap data in an area.
|
|
*
|
|
* @param { PositionArea } area Area from which the image pixelmap data will be read.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
readPixelsSync(area: image.PositionArea): void;
|
|
|
|
/**
|
|
* Writes image pixelmap data to the specified area. This method uses a promise to return
|
|
* the operation result.
|
|
*
|
|
* @param { PositionArea } area Area to which the image pixelmap data will be written.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
writePixels(area: image.PositionArea): Promise<void>;
|
|
|
|
/**
|
|
* Writes image pixelmap data to the specified area.
|
|
*
|
|
* @param { PositionArea } area Area to which the image pixelmap data will be written.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
writePixelsSync(area: image.PositionArea): void;
|
|
|
|
/**
|
|
* Reads image data in an ArrayBuffer and writes the data to a PixelMap object. This method
|
|
* uses a promise to return the result.
|
|
*
|
|
* @param { ArrayBuffer } src A buffer from which the image data will be read.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
writeBufferToPixels(src: ArrayBuffer): Promise<void>;
|
|
|
|
/**
|
|
* Reads image data in an ArrayBuffer and writes the data to a PixelMap object.
|
|
*
|
|
* @param { ArrayBuffer } src A buffer from which the image data will be read.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
writeBufferToPixelsSync(src: ArrayBuffer): void;
|
|
|
|
/**
|
|
* Obtains pixelmap information about this image. This method uses a promise to return the information.
|
|
*
|
|
* @returns { Promise<ImageInfo> } A Promise instance used to return the image pixelmap information.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
getImageInfo(): Promise<image.ImageInfo>;
|
|
|
|
/**
|
|
* Get image information from image source.
|
|
*
|
|
* @returns { ImageInfo } the image information.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageSource
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
getImageInfoSync(): image.ImageInfo;
|
|
|
|
/**
|
|
* Obtains the number of bytes in each line of the image pixelmap.
|
|
*
|
|
* @returns { number } Number of bytes in each line.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
getBytesNumberPerRow(): number;
|
|
|
|
/**
|
|
* Obtains the total number of bytes of the image pixelmap.
|
|
*
|
|
* @returns { number } Total number of bytes.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
getPixelBytesNumber(): number;
|
|
|
|
/**
|
|
* Obtains the density of the image pixelmap.
|
|
*
|
|
* @returns { number } The number of density.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
getDensity(): number;
|
|
|
|
/**
|
|
* Set the transparent rate of pixelmap. This method uses a promise to return the result.
|
|
*
|
|
* @param { number } rate The value of transparent rate.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
opacity(rate: number): Promise<void>;
|
|
|
|
/**
|
|
* Set the transparent rate of pixelmap.
|
|
*
|
|
* @param { number } rate The value of transparent rate.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
opacitySync(rate: number): void;
|
|
|
|
/**
|
|
* Obtains new pixelmap with alpha information. This method uses a promise to return the information.
|
|
*
|
|
* @returns { Promise<PixelMap> } A Promise instance used to return the new image pixelmap.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
createAlphaPixelmap(): Promise<PixelMap>;
|
|
|
|
/**
|
|
* Obtains new pixelmap with alpha information.
|
|
*
|
|
* @returns { PixelMap } return the new image pixelmap.
|
|
* If the operation fails, an error message is returned.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
createAlphaPixelmapSync(): PixelMap;
|
|
|
|
/**
|
|
* Image zoom in width and height. This method uses a promise to return the result.
|
|
*
|
|
* @param { number } x The zoom value of width.
|
|
* @param { number } y The zoom value of height.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
scale(x: number, y: number): Promise<void>;
|
|
|
|
/**
|
|
* Image zoom in width and height.
|
|
*
|
|
* @param { number } x The zoom value of width.
|
|
* @param { number } y The zoom value of height.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
scaleSync(x: number, y: number): void;
|
|
|
|
/**
|
|
* Image position transformation. This method uses a promise to return the result.
|
|
*
|
|
* @param { number } x The position value of width.
|
|
* @param { number } y The position value of height.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
translate(x: number, y: number): Promise<void>;
|
|
|
|
/**
|
|
* Image position transformation.
|
|
*
|
|
* @param { number } x The position value of width.
|
|
* @param { number } y The position value of height.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
translateSync(x: number, y: number): void;
|
|
|
|
/**
|
|
* Image rotation. This method uses a promise to return the result.
|
|
*
|
|
* @param { number } angle The rotation angle.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
rotate(angle: number): Promise<void>;
|
|
|
|
/**
|
|
* Image rotation.
|
|
*
|
|
* @param { number } angle The rotation angle.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
rotateSync(angle: number): void;
|
|
|
|
/**
|
|
* Image flipping. This method uses a promise to return the result.
|
|
*
|
|
* @param { boolean } horizontal Is flip in horizontal.
|
|
* @param { boolean } vertical Is flip in vertical.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
flip(horizontal: boolean, vertical: boolean): Promise<void>;
|
|
|
|
/**
|
|
* Image flipping.
|
|
*
|
|
* @param { boolean } horizontal Is flip in horizontal.
|
|
* @param { boolean } vertical Is flip in vertical.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
flipSync(horizontal: boolean, vertical: boolean): void;
|
|
|
|
/**
|
|
* Crop the image. This method uses a promise to return the result.
|
|
*
|
|
* @param { Region } region The region to crop.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
crop(region: image.Region): Promise<void>;
|
|
|
|
/**
|
|
* Crop the image.
|
|
*
|
|
* @param { Region } region The region to crop.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 501 - Resource Unavailable.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
cropSync(region: image.Region): void;
|
|
|
|
/**
|
|
* Get color space of pixelmap.
|
|
*
|
|
* @returns { colorSpaceManager.ColorSpaceManager } If the operation fails, an error message is returned.
|
|
* @throws { BusinessError } 62980101 - If the image data abnormal.
|
|
* @throws { BusinessError } 62980103 - If the image data unsupport.
|
|
* @throws { BusinessError } 62980115 - If the image parameter invalid.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @since 12
|
|
*/
|
|
getColorSpace(): colorSpaceManager.ColorSpaceManager;
|
|
|
|
/**
|
|
* Set color space of pixelmap.
|
|
*
|
|
* This method is only used to set the colorspace property of PixelMap,
|
|
* while all pixel data remains the same after calling this method.
|
|
* If you want to change colorspace for all pixels, use method
|
|
* {@Link #applyColorSpace(colorSpaceManager.ColorSpaceManager)}.
|
|
*
|
|
* @param { colorSpaceManager.ColorSpaceManager } colorSpace The color space for pixelmap.
|
|
* @throws { BusinessError } 62980111 - If the operation invalid.
|
|
* @throws { BusinessError } 62980115 - If the image parameter invalid.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @since 12
|
|
*/
|
|
setColorSpace(colorSpace: colorSpaceManager.ColorSpaceManager): void;
|
|
|
|
/**
|
|
* Is it stride Alignment
|
|
*
|
|
* @type { boolean }
|
|
* @readonly
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
readonly isStrideAlignment: boolean;
|
|
|
|
/**
|
|
* Apply color space of pixelmap, the pixels will be changed by input color space.
|
|
* This method uses a promise to return the result.
|
|
*
|
|
* This method is used to change color space of PixelMap.
|
|
* Pixel data will be changed by calling this method.
|
|
* If you want to set the colorspace property of PixelMap only,
|
|
* use method {@Link #setColorSpace(colorSpaceManager.ColorSpaceManager)}.
|
|
*
|
|
* @param { colorSpaceManager.ColorSpaceManager } targetColorSpace - The color space for pixelmap.
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* If the operation fails, an error message is returned.
|
|
* @throws { BusinessError } 401 - Parameter error. Possible causes: 1.Mandatory parameters are left unspecified.
|
|
* 2.Incorrect parameter types. 3.Parameter verification failed.
|
|
* @throws { BusinessError } 62980104 - Failed to initialize the internal object.
|
|
* @throws { BusinessError } 62980108 - Failed to convert the color space.
|
|
* @throws { BusinessError } 62980115 - Invalid image parameter.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @since 12
|
|
*/
|
|
applyColorSpace(targetColorSpace: colorSpaceManager.ColorSpaceManager): Promise<void>;
|
|
|
|
/**
|
|
* Releases this PixelMap object. This method uses a promise to return the result.
|
|
*
|
|
* @returns { Promise<void> } A Promise instance used to return the instance release result.
|
|
* If the operation fails, an error message is returned.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @crossplatform
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
release(): Promise<void>;
|
|
|
|
/**
|
|
* Marshalling PixelMap and write into MessageSequence.
|
|
*
|
|
* @param { rpc.MessageSequence } sequence rpc.MessageSequence parameter.
|
|
* @throws { BusinessError } 62980115 - Invalid image parameter.
|
|
* @throws { BusinessError } 62980097 - IPC error.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
marshalling(sequence: rpc.MessageSequence): void;
|
|
|
|
/**
|
|
* Creates a PixelMap object based on MessageSequence parameter.
|
|
*
|
|
* @param { rpc.MessageSequence } sequence rpc.MessageSequence parameter.
|
|
* @returns { Promise<PixelMap> } A Promise instance used to return the PixelMap object.
|
|
* @throws { BusinessError } 62980115 - Invalid image parameter.
|
|
* @throws { BusinessError } 62980097 - IPC error.
|
|
* @throws { BusinessError } 62980096 - The operation failed.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
unmarshalling(sequence: rpc.MessageSequence): Promise<PixelMap>;
|
|
}
|
|
|
|
/**
|
|
* ImageSource instance.
|
|
*
|
|
* @typedef ImageSource
|
|
* @syscap SystemCapability.Multimedia.Image.ImageSource
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
interface ImageSource {
|
|
/**
|
|
* Creates a PixelMap object based on image decoding parameters. This method uses a promise to
|
|
* return the object.
|
|
*
|
|
* @param { DecodingOptions } options Image decoding parameters.
|
|
* @returns { Promise<PixelMap> } A Promise instance used to return the PixelMap object.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageSource
|
|
* @crossplatform
|
|
* @form
|
|
* @atomicservice
|
|
* @since 12
|
|
*/
|
|
createPixelMap(options?: image.DecodingOptions): Promise<PixelMap>;
|
|
|
|
/**
|
|
* Releases an ImageSource instance and uses a promise to return the result.
|
|
*
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageSource
|
|
* @crossplatform
|
|
* @since 12
|
|
*/
|
|
release(): Promise<void>;
|
|
}
|
|
|
|
/**
|
|
* Provides basic image operations, including obtaining image information, and reading and writing image data.
|
|
*
|
|
* @typedef Image
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
interface Image extends lang.ISendable {
|
|
/**
|
|
* Sets or gets the image area to crop, default is size.
|
|
*
|
|
* @type { Region }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
clipRect: Region;
|
|
|
|
/**
|
|
* Image size.
|
|
*
|
|
* @type { Size }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
readonly size: Size;
|
|
|
|
/**
|
|
* Image format.
|
|
*
|
|
* @type { number }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
readonly format: number;
|
|
|
|
/**
|
|
* Image timestamp.
|
|
*
|
|
* @type { number }
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
readonly timestamp: number;
|
|
|
|
/**
|
|
* Get component buffer from image and uses a promise to return the result.
|
|
*
|
|
* @param { ComponentType } componentType The component type of image.
|
|
* @returns { Promise<Component> } A Promise instance used to return the component buffer.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
getComponent(componentType: image.ComponentType): Promise<image.Component>;
|
|
|
|
/**
|
|
* Release current image to receive another and uses a promise to return the result.
|
|
*
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* @syscap SystemCapability.Multimedia.Image.Core
|
|
* @since 12
|
|
*/
|
|
release(): Promise<void>;
|
|
}
|
|
|
|
/**
|
|
* Image receiver object.
|
|
*
|
|
* @typedef ImageReceiver
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
interface ImageReceiver {
|
|
/**
|
|
* Image size.
|
|
*
|
|
* @type { Size }
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
readonly size: image.Size;
|
|
|
|
/**
|
|
* Image capacity.
|
|
*
|
|
* @type { number }
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
readonly capacity: number;
|
|
|
|
/**
|
|
* Image format.
|
|
*
|
|
* @type { ImageFormat }
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
readonly format: image.ImageFormat;
|
|
|
|
/**
|
|
* Get an id which indicates a surface and can be used to set to Camera or other component can receive a surface
|
|
* and uses a promise to return the result.
|
|
*
|
|
* @returns { Promise<string> } A Promise instance used to return the surface id.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
getReceivingSurfaceId(): Promise<string>;
|
|
|
|
/**
|
|
* Get lasted image from receiver and uses a promise to return the result.
|
|
*
|
|
* @returns { Promise<Image> } A Promise instance used to return the latest image.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
readLatestImage(): Promise<Image>;
|
|
|
|
/**
|
|
* Get next image from receiver and uses a promise to return the result.
|
|
*
|
|
* @returns { Promise<Image> } A Promise instance used to return the next image.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
readNextImage(): Promise<Image>;
|
|
|
|
/**
|
|
* Subscribe callback when receiving an image
|
|
*
|
|
* @param { 'imageArrival' } type Callback used to return the next image.
|
|
* @param { AsyncCallback<void> } callback Callback used to return image.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
on(type: 'imageArrival', callback: AsyncCallback<void>): void;
|
|
|
|
/**
|
|
* Release image receiver instance and uses a promise to return the result.
|
|
*
|
|
* @returns { Promise<void> } A Promise instance used to return the operation result.
|
|
* @syscap SystemCapability.Multimedia.Image.ImageReceiver
|
|
* @since 12
|
|
*/
|
|
release(): Promise<void>;
|
|
}
|
|
|
|
}
|
|
|
|
export default sendableImage; |