@dderevjanik/termux-api/src/scripts/termux-camera-photo.ts

This library allows you to interact with your Android device from Node.js using termux-api

import { exec } from "child_process";

export interface CameraPhotoOptions {
  /**
   * ID of the camera to use (see termux-camera-info)
   * @default 0
   */
  cameraId?: number;
  /**
   * Photo is saved at specified file path
   * @default DATE_TIME.jpg
   */
  output?: string;
  /**
   * Timeout in milliseconds for the command execution
   * @default 3000
   */
  timeout?: number;
}

/**
 * Take a photo and save it to a file in JPEG format
 *
 * **Requires permission** `android.permission.CAMERA`
 */
export async function cameraPhoto(
  options: CameraPhotoOptions = {}
): Promise<void> {
  const opts: CameraPhotoOptions = {
    cameraId: 0,
    output: `${new Date().toISOString().replace(/:/g, "-")}.jpg`,
    timeout: 3_000,
    ...options,
  };
  // TODO: Check if path is correct, or create it
  return new Promise<void>((resolve, reject) => {
    const command = `termux-camera-photo -c ${opts.cameraId} "${opts.output}"`;
    const execOptions = { timeout: opts.timeout };
    exec(command, execOptions, (error, stdout, stderr) => {
      if (error) {
        return reject(`Error: ${error.message}`);
      }
      if (stderr) {
        return reject(`Error: ${stderr}`);
      }
      return resolve();
    });
  });
}