Add TypeScript SDK

ts/.gitignore

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+node_modules
+dist

ts/@live-compositor/core/.eslintignore

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+dist

ts/@live-compositor/core/.eslintrc.json

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+{
+  "env": { },
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/eslint-recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:import/recommended",
+    "plugin:import/typescript",
+    "prettier"
+  ],
+  "plugins": [
+    "prettier"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "rules": {
+    "prettier/prettier": ["error"],
+    "@typescript-eslint/no-explicit-any": [0, {}],
+    "no-constant-condition": [0],
+    "@typescript-eslint/no-unused-vars": [
+      "error",
+      {
+        "args": "all",
+        "argsIgnorePattern": "^_",
+        "caughtErrors": "all",
+        "caughtErrorsIgnorePattern": "^_",
+        "destructuredArrayIgnorePattern": "^_",
+        "varsIgnorePattern": "^_",
+        "ignoreRestSiblings": true
+      }
+    ]
+  }
+}

ts/@live-compositor/core/.prettierrc

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+{
+  "printWidth": 100,
+  "tabWidth": 2,
+  "singleQuote": true,
+  "bracketSameLine": true,
+  "trailingComma": "es5",
+  "arrowParens": "avoid",
+  "endOfLine": "auto"
+}

ts/@live-compositor/core/package.json

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+{
+  "name": "@live-compositor/core",
+  "version": "0.0.1",
+  "description": "",
+  "main": "dist/index.js",
+  "scripts": {
+    "lint": "eslint .",
+    "typecheck": "tsc --noEmit",
+    "watch": "tsc --watch",
+    "build": "tsc"
+  },
+  "author": "",
+  "license": "MIT",
+  "devDependencies": {
+    "@types/react-reconciler": "^0.28.8"
+  },
+  "dependencies": {
+    "react-reconciler": "^0.29.2"
+  },
+  "peerDependencies": {
+    "@live-compositor/core": "0.0.1"
+  }
+}

ts/@live-compositor/core/src/api.ts

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+import { Api } from 'live-compositor';
+import { ServerManager } from './serverManager';
+
+export { Api };
+
+export type ApiRequest = {
+  method: 'GET' | 'POST';
+  route: string;
+  body?: object;
+};
+
+export class ApiClient {
+  private serverManager: ServerManager;
+
+  constructor(serverManager: ServerManager) {
+    this.serverManager = serverManager;
+  }
+
+  public async updateScene(outputId: string, request: Api.UpdateOutputRequest): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/output/${encodeURIComponent(outputId)}/update`,
+      body: request,
+    });
+  }
+
+  public async registerOutput(outptuId: string, request: Api.RegisterOutput): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/output/${encodeURIComponent(outptuId)}/register`,
+      body: request,
+    });
+  }
+
+  public async unregisterOutput(outptuId: string): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/output/${encodeURIComponent(outptuId)}/unregister`,
+      body: {},
+    });
+  }
+
+  public async registerInput(inputId: string, request: Api.RegisterInput): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/input/${encodeURIComponent(inputId)}/register`,
+      body: request,
+    });
+  }
+
+  public async unregisterInput(inputId: string): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/input/${encodeURIComponent(inputId)}/unregister`,
+      body: {},
+    });
+  }
+
+  public async registerShader(shaderId: string, request: Api.ShaderSpec): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/shader/${encodeURIComponent(shaderId)}/register`,
+      body: request,
+    });
+  }
+
+  public async unregisterShader(shaderId: string): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/shader/${encodeURIComponent(shaderId)}/unregister`,
+      body: {},
+    });
+  }
+
+  public async registerImage(imageId: string, request: Api.ImageSpec): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/image/${encodeURIComponent(imageId)}/register`,
+      body: request,
+    });
+  }
+
+  public async unregisterImage(imageId: string): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/image/${encodeURIComponent(imageId)}/unregister`,
+      body: {},
+    });
+  }
+
+  public async registerWebRenderer(
+    instanceId: string,
+    request: Api.WebRendererSpec
+  ): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/web-renderer/${encodeURIComponent(instanceId)}/register`,
+      body: request,
+    });
+  }
+
+  public async unregisterWebRenderer(instanceId: string): Promise<object> {
+    return this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/web-renderer/${encodeURIComponent(instanceId)}/unregister`,
+      body: {},
+    });
+  }
+
+  public async start(): Promise<void> {
+    await this.serverManager.sendRequest({
+      method: 'POST',
+      route: `/api/start`,
+      body: {},
+    });
+  }
+}

ts/@live-compositor/core/src/api/input.ts

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+import { Api } from '../api';
+import { RegisterInput, Inputs } from 'live-compositor';
+
+export function intoRegisterInput(input: RegisterInput): Api.RegisterInput {
+  if (input.type === 'mp4') {
+    return intoMp4RegisterInput(input);
+  } else if (input.type === 'rtp_stream') {
+    return intoRtpRegisterInput(input);
+  } else {
+    throw new Error(`Unknown input type ${(input as any).type}`);
+  }
+}
+
+function intoMp4RegisterInput(input: Inputs.RegisterMp4Input): Api.RegisterInput {
+  return {
+    type: 'mp4',
+    url: input.url,
+    path: input.path,
+    required: input.required,
+    offset_ms: input.offsetMs,
+  };
+}
+
+function intoRtpRegisterInput(input: Inputs.RegisterRtpInput): Api.RegisterInput {
+  return {
+    type: 'rtp_stream',
+    port: input.port,
+    transport_protocol: input.transportProtocol,
+    video: input.video,
+    audio: input.audio && intoInputAudio(input.audio),
+    required: input.required,
+    offset_ms: input.offsetMs,
+  };
+}
+
+function intoInputAudio(audio: Inputs.InputRtpAudioOptions): Api.InputRtpAudioOptions {
+  if (audio.decoder === 'opus') {
+    return {
+      decoder: 'opus',
+      forward_error_correction: audio.forwardErrorCorrection,
+    };
+  } else if (audio.decoder === 'aac') {
+    return {
+      decoder: 'aac',
+      audio_specific_config: audio.audioSpecificConfig,
+      rtp_mode: audio.rtpMode,
+    };
+  } else {
+    throw new Error(`Unknown audio decoder type: ${(audio as any).decoder}`);
+  }
+}

ts/@live-compositor/core/src/api/output.ts

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+import { RegisterOutput, Api, Outputs } from 'live-compositor';
+
+export function intoRegisterOutput(
+  output: RegisterOutput,
+  initialVideo?: Api.Video
+): Api.RegisterOutput {
+  if (output.type === 'rtp_stream') {
+    return intoRegisterRtpOutput(output, initialVideo);
+  } else {
+    throw new Error(`Unknown input type ${(output as any).type}`);
+  }
+}
+
+function intoRegisterRtpOutput(
+  output: Outputs.RegisterRtpOutput,
+  initialVideo?: Api.Video
+): Api.RegisterOutput {
+  return {
+    type: 'rtp_stream',
+    port: output.port,
+    ip: output.ip,
+    transport_protocol: output.transportProtocol,
+    video: output.video && initialVideo && intoOutputRtpVideoOptions(output.video, initialVideo),
+    audio: output.audio && intoOutputRtpAudioOptions(output.audio),
+  };
+}
+
+function intoOutputRtpVideoOptions(
+  video: Outputs.OutputRtpVideoOptions,
+  initial: Api.Video
+): Api.OutputRtpVideoOptions {
+  return {
+    resolution: video.resolution,
+    send_eos_when: video.sendEosWhen && intoOutputEosCondition(video.sendEosWhen),
+    encoder: intoVideoEncoderOptions(video.encoder),
+    initial,
+  };
+}
+
+function intoVideoEncoderOptions(encoder: Outputs.VideoEncoderOptions): Api.VideoEncoderOptions {
+  return {
+    type: 'ffmpeg_h264',
+    preset: encoder.preset,
+    ffmpeg_options: encoder.ffmpegOptions,
+  };
+}
+
+function intoOutputRtpAudioOptions(
+  audio: Outputs.OutputRtpAudioOptions
+): Api.OutputRtpAudioOptions {
+  return {
+    send_eos_when: audio.sendEosWhen && intoOutputEosCondition(audio.sendEosWhen),
+    encoder: intoAudioEncoderOptions(audio.encoder),
+    initial: intoAudioInputsConfiguration(audio.initial),
+  };
+}
+
+function intoAudioEncoderOptions(encoder: Outputs.AudioEncoderOptions): Api.AudioEncoderOptions {
+  return {
+    type: 'opus',
+    preset: encoder.preset,
+    channels: encoder.channels,
+  };
+}
+
+export function intoAudioInputsConfiguration(audio: Outputs.AudioInputsConfiguration): Api.Audio {
+  return {
+    inputs: audio.inputs.map(input => ({
+      input_id: input.inputId,
+      volume: input.volume,
+    })),
+  };
+}
+
+function intoOutputEosCondition(condition: Outputs.OutputEndCondition): Api.OutputEndCondition {
+  if ('anyOf' in condition) {
+    return { any_of: condition.anyOf };
+  } else if ('allOf' in condition) {
+    return { all_of: condition.allOf };
+  } else if ('allInputs' in condition) {
+    return { all_inputs: condition.allInputs };
+  } else if ('anyInput' in condition) {
+    return { any_input: condition.anyInput };
+  } else {
+    throw new Error('Invalid "send_eos_when" value.');
+  }
+}