Tommy D. Rossi
111 lines
2.4 KiB
TypeScript
111 lines
2.4 KiB
TypeScript
/**
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* Types for communication between background.ts and offscreen.ts.
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* These are Chrome extension internal messages, separate from the WS protocol types.
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*/
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// Chrome-specific MediaStreamConstraints that TypeScript doesn't know about.
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// These use Chrome's proprietary tabCapture API constraints.
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// See: https://developer.chrome.com/docs/extensions/reference/tabCapture/
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export interface ChromeTabCaptureAudioConstraints {
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mandatory: {
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chromeMediaSource: 'tab'
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chromeMediaSourceId: string
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}
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}
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export interface ChromeTabCaptureVideoConstraints {
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mandatory: {
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chromeMediaSource: 'tab'
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chromeMediaSourceId: string
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minFrameRate?: number
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maxFrameRate?: number
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}
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}
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// Offscreen document message types
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export interface OffscreenStartRecordingMessage {
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action: 'startRecording'
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tabId: number
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streamId: string
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frameRate?: number
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videoBitsPerSecond?: number
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audioBitsPerSecond?: number
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audio?: boolean
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}
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export interface OffscreenStopRecordingMessage {
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action: 'stopRecording'
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tabId: number
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}
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export interface OffscreenIsRecordingMessage {
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action: 'isRecording'
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tabId: number
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}
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export interface OffscreenCancelRecordingMessage {
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action: 'cancelRecording'
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tabId: number
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}
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export type OffscreenMessage =
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| OffscreenStartRecordingMessage
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| OffscreenStopRecordingMessage
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| OffscreenIsRecordingMessage
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| OffscreenCancelRecordingMessage
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// Offscreen document response types
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export type OffscreenStartRecordingResult =
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| {
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success: true
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tabId: number
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startedAt: number
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mimeType: string
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}
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| {
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success: false
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error: string
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}
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export type OffscreenStopRecordingResult =
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| {
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success: true
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tabId: number
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duration: number
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}
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| {
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success: false
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error: string
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}
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export interface OffscreenIsRecordingResult {
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isRecording: boolean
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tabId: number
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startedAt?: number
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}
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export type OffscreenCancelRecordingResult =
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| {
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success: true
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tabId: number
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}
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| {
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success: false
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error: string
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}
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// Messages sent FROM offscreen TO background
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export interface OffscreenRecordingChunkMessage {
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action: 'recordingChunk'
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tabId: number
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data?: number[] // Array from Uint8Array for message passing
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final?: boolean
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}
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export interface OffscreenRecordingCancelledMessage {
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action: 'recordingCancelled'
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tabId: number
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}
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export type OffscreenOutgoingMessage = OffscreenRecordingChunkMessage | OffscreenRecordingCancelledMessage
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