josephrocca

// This is a version of this file: https://w3c.github.io/webcodecs/samples/capture-to-file/webm-writer2.js
// With these fixed applied: https://github.com/w3c/webcodecs/issues/332#issuecomment-1077442192

/**
 * A tool for presenting an ArrayBuffer as a stream for writing some simple data
 * types.
 *
 * By Nicholas Sherlock, with updates from jimbankoski
 *
 * - make it work off frames with timestamps from webcodecs

josephrocca

function createCanvasFromRGBAData(data, width, height) {
  // `data` should look something like [[123,32,40,255], [3,233,42,120], ...]
  if(width*height !== data.length) throw new Error("width*height should equal data.length");
  let canvas = document.createElement("canvas");
  canvas.width = width;
  canvas.height = height;
  let ctx = canvas.getContext("2d");
  let imgData = ctx.createImageData(width, height);
  for(let i = 0; i < data.length; i++) {
    imgData.data[i*4+0] = data[i][0];

josephrocca

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josephrocca

import * as AWS from "./aws_sdk_client_s3_v3.198.0-es.js";

let s3 = new AWS.S3({
  region: "YOUR_REGION",
  endpoint: "YOUR_ENDPOINT_URL_IF_NECCESSARY",
  credentials: {
    accessKeyId: "YOUR_ACCESS_KEY",
    secretAccessKey: "YOUR_SECRET",
  },
});

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