 // color - default jpg stream
              const bufferCopy = Buffer.from(data.colorImageFrame.imageData);
              // setting a data url leaks memory - Blobs seem to work fine
              // https://stackoverflow.com/questions/19298393/setting-img-src-to-dataurl-leaks-memory
              const imageBlob = new Blob([bufferCopy], { type: 'image/jpeg'});
              if (colorImageURL) {
                URL.revokeObjectURL(colorImageURL);
              }
              colorImageURL = URL.createObje