Can I use
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Media Capture from DOM Elements API

- WD

API to capture Real-Time video and audio from a DOM element, such as a <video>, <audio>, or <canvas> element via the captureStream method, in the form of a MediaStream

IE

  1. 5.5 - 10: Not supported
  2. 11: Not supported

Edge

  1. 12 - 18: Not supported
  2. 79 - 102: Supported
  3. 103: Supported

Firefox

  1. 2 - 42: Not supported
  2. 43 - 101: Partial support
  3. 102: Partial support
  4. 103 - 104: Partial support

Chrome

  1. 4 - 50: Not supported
  2. 51 - 61: Disabled by default
  3. 62 - 102: Supported
  4. 103: Supported
  5. 104 - 106: Supported

Safari

  1. 3.1 - 10.1: Not supported
  2. 11 - 15.4: Partial support
  3. 15.5: Partial support
  4. 16.0 - TP: Partial support

Opera

  1. 9 - 35: Not supported
  2. 36 - 47: Disabled by default
  3. 48 - 85: Supported
  4. 86: Supported
  5. 87: Supported

Safari on iOS

  1. 3.2 - 15.4: Not supported
  2. 15.5: Not supported
  3. 16.0: Not supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 103: Supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 64: Supported

Chrome for Android

  1. 103: Supported

Firefox for Android

  1. 101: Partial support

UC Browser for Android

  1. 12.12: Partial support

Samsung Internet

  1. 4: Not supported
  2. 5 - 7.4: Partial support
  3. 8.2 - 16.0: Supported
  4. 17.0: Supported

QQ Browser

  1. 10.4: Supported

Baidu Browser

  1. 7.12: Not supported

KaiOS Browser

  1. 2.5: Partial support
Resources:
MDN Web Docs - capture from <canvas>
MDN Web Docs - capture from <video>/<audio>
Google Developers article