harmony(鸿蒙)媒体子系统JS API变更

2022-08-09
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媒体子系统JS API变更

OpenHarmony 3.2 Beta2版本相较于OpenHarmony 3.2 Beta1版本，媒体子系统的API变更如下:

接口变更

模块名	类名	方法/属性/枚举/常量	变更类型
ohos.multimedia.audio	AudioRenderer	setInterruptMode(mode: InterruptMode, callback: AsyncCallback<void>): void; setInterruptMode(mode: InterruptMode): Promise<void>;	新增
ohos.multimedia.audio	AudioDeviceDescriptor	readonly channelMasks: Array<number>;	新增
ohos.multimedia.audio	AudioDeviceDescriptor	readonly channelCounts: Array<number>;	新增
ohos.multimedia.audio	AudioDeviceDescriptor	readonly sampleRates: Array<number>;	新增
ohos.multimedia.audio	AudioDeviceDescriptor	readonly address: string;	新增
ohos.multimedia.audio	AudioDeviceDescriptor	readonly name: string;	新增
ohos.multimedia.audio	AudioDeviceDescriptor	readonly id: number;	新增
ohos.multimedia.audio	AudioCapturerChangeInfo	readonly deviceDescriptors: AudioDeviceDescriptors;	新增
ohos.multimedia.audio	AudioCapturerChangeInfo	readonly capturerState: AudioState;	新增
ohos.multimedia.audio	AudioCapturerChangeInfo	readonly capturerInfo: AudioCapturerInfo;	新增
ohos.multimedia.audio	AudioCapturerChangeInfo	readonly clientUid: number;	新增
ohos.multimedia.audio	AudioCapturerChangeInfo	readonly streamId: number;	新增
ohos.multimedia.audio	AudioRendererChangeInfo	readonly deviceDescriptors: AudioDeviceDescriptors;	新增
ohos.multimedia.audio	AudioRendererChangeInfo	readonly rendererState: AudioState;	新增
ohos.multimedia.audio	AudioRendererChangeInfo	readonly rendererInfo: AudioRendererInfo;	新增
ohos.multimedia.audio	AudioRendererChangeInfo	readonly clientUid: number;	新增
ohos.multimedia.audio	AudioRendererChangeInfo	readonly streamId: number;	新增
ohos.multimedia.audio	AudioStreamManager	off(type: “audioCapturerChange”);	新增
ohos.multimedia.audio	AudioStreamManager	on(type: “audioCapturerChange”, callback: Callback<AudioCapturerChangeInfoArray>): void;	新增
ohos.multimedia.audio	AudioStreamManager	off(type: “audioRendererChange”);	新增
ohos.multimedia.audio	AudioStreamManager	on(type: “audioRendererChange”, callback: Callback<AudioRendererChangeInfoArray>): void;	新增
ohos.multimedia.audio	AudioStreamManager	getCurrentAudioCapturerInfoArray(callback: AsyncCallback<AudioCapturerChangeInfoArray>): void; getCurrentAudioCapturerInfoArray(): Promise<AudioCapturerChangeInfoArray>;	新增
ohos.multimedia.audio	AudioStreamManager	getCurrentAudioRendererInfoArray(callback: AsyncCallback<AudioRendererChangeInfoArray>): void; getCurrentAudioRendererInfoArray(): Promise<AudioRendererChangeInfoArray>;	新增
ohos.multimedia.audio	AudioManager	getStreamManager(callback: AsyncCallback<AudioStreamManager>): void; getStreamManager(): Promise<AudioStreamManager>;	新增
ohos.multimedia.audio	AudioManager	off(type: ‘independentInterrupt’, callback?: Callback<InterruptEvent>): void;	新增
ohos.multimedia.audio	AudioManager	on(type: ‘independentInterrupt’, callback: Callback<InterruptEvent>): void;	新增
ohos.multimedia.audio	AudioManager	abandonIndependentInterrupt(focusType: FocusType, callback: AsyncCallback<boolean>): void; abandonIndependentInterrupt(focusType: FocusType): Promise<boolean>;	新增
ohos.multimedia.audio	AudioManager	requestIndependentInterrupt(focusType: FocusType, callback: AsyncCallback<boolean>): void; requestIndependentInterrupt(focusType: FocusType): Promise<boolean>;	新增
ohos.multimedia.audio	InterruptMode	INDEPENDENT_MODE = 1	新增
ohos.multimedia.audio	InterruptMode	SHARE_MODE = 0	新增
ohos.multimedia.audio	FocusType	FOCUS_TYPE_RECORDING = 0	新增
ohos.multimedia.audio	AudioSampleFormat	SAMPLE_FORMAT_F32LE = 4	新增
ohos.multimedia.audio	AudioVolumeType	ALL = 100	新增
ohos.multimedia.image	PixelMap	crop(region: Region, callback: AsyncCallback<void>): void; crop(region: Region): Promise<void>;	新增
ohos.multimedia.image	PixelMap	flip(horizontal: boolean, vertical: boolean, callback: AsyncCallback<void>): void; flip(horizontal: boolean, vertical: boolean): Promise<void>;	新增
ohos.multimedia.image	PixelMap	rotate(angle: number, callback: AsyncCallback<void>): void; rotate(angle: number): Promise<void>;	新增
ohos.multimedia.image	PixelMap	translate(x: number, y: number, callback: AsyncCallback<void>): void; translate(x: number, y: number): Promise<void>;	新增
ohos.multimedia.image	PixelMap	scale(x: number, y: number, callback: AsyncCallback<void>): void; scale(x: number, y: number): Promise<void>;	新增
ohos.multimedia.image	PixelMap	createAlphaPixelmap(): Promise<PixelMap>; createAlphaPixelmap(callback: AsyncCallback<PixelMap>): void;	新增
ohos.multimedia.image	PixelMap	opacity(rate: number, callback: AsyncCallback<void>): void; opacity(rate: number): Promise<void>;	新增
ohos.multimedia.image	PixelMap	getDensity(): number;	新增
ohos.multimedia.image	SourceOptions	sourceSize?: Size;	新增
ohos.multimedia.image	SourceOptions	sourcePixelFormat?: PixelMapFormat;	新增
ohos.multimedia.image	SourceOptions	sourceDensity: number;	新增
ohos.multimedia.media	VideoScaleType	VIDEO_SCALE_TYPE_FIT_CROP	新增
ohos.multimedia.media	VideoScaleType	VIDEO_SCALE_TYPE_FIT = 0	新增
ohos.multimedia.media	VideoPlayer	on(type: ‘availableBitratesCollected’, callback: (bitrates: Array<number>) => void): void	新增
ohos.multimedia.media	VideoPlayer	on(type: ‘audioInterrupt’, callback: (info: audio.InterruptEvent) => void): void;	新增
ohos.multimedia.media	VideoPlayer	selectBitrate(bitrate: number): Promise<number>; selectBitrate(bitrate: number, callback: AsyncCallback<number>): void;	新增
ohos.multimedia.media	VideoPlayer	videoScaleType?: VideoScaleType;	新增
ohos.multimedia.media	VideoPlayer	audioInterruptMode?: audio.InterruptMode;	新增
ohos.multimedia.media	VideoPlayer	fdSrc: AVFileDescriptor;	新增
ohos.multimedia.media	AudioPlayer	on(type: ‘audioInterrupt’, callback: (info: audio.InterruptEvent) => void): void;	新增
ohos.multimedia.media	AudioPlayer	audioInterruptMode?: audio.InterruptMode;	新增
ohos.multimedia.media	AudioPlayer	fdSrc: AVFileDescriptor;	新增
ohos.multimedia.media	AVFileDescriptor	length?: number	新增
ohos.multimedia.media	AVFileDescriptor	offset?: number	新增
ohos.multimedia.media	AVFileDescriptor	fd: number	新增