58 lines
1.5 KiB
JavaScript
58 lines
1.5 KiB
JavaScript
export const BrowserModCameraMixin = (C) =>
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class extends C {
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setup_camera() {
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console.log("Starting camera");
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if (this._video) return;
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this._video = document.createElement("video");
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this._video.autoplay = true;
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this._video.playsInline = true;
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this._video.style.display = "none";
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this._canvas = document.createElement("canvas");
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this._canvas.style.display = "none";
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document.body.appendChild(this._video);
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document.body.appendChild(this._canvas);
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if (!navigator.mediaDevices) return;
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console.log("Starting devices");
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navigator.mediaDevices
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.getUserMedia({ video: true, audio: false })
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.then((stream) => {
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this._video.srcObject = stream;
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this._video.play();
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this.update_camera();
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});
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this._camera_framerate = 2;
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window.addEventListener("click", () => this._video.play(), {
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once: true,
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});
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}
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update_camera() {
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this._canvas.width = this._video.videoWidth;
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this._canvas.height = this._video.videoHeight;
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const context = this._canvas.getContext("2d");
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context.drawImage(
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this._video,
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0,
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0,
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this._video.videoWidth,
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this._video.videoHeight
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);
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this.sendUpdate({
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camera: this._canvas.toDataURL("image/jpeg"),
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});
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setTimeout(
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() => this.update_camera(),
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Math.round(1000 / this._camera_framerate)
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);
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}
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};
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