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This commit is contained in:
Tamius Han 2021-09-19 21:22:12 +02:00
parent 5b1f73a69e
commit 502ce707e1
1 changed files with 88 additions and 76 deletions
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30
src/ext/lib/ar-detect/ArDetector.ts
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@ -342,13 +342,16 @@ class ArDetector {
}
this.animationFrameHandle = window.requestAnimationFrame( (ts) => this.animationFrameBootstrap(ts));
this.logger.log('info', 'debug', `"%c[ArDetect::startLoop] <@${this.arid}> AARD loop started.`, _ard_console_start);
}
stop() {
if (this.animationFrameHandle) {
window.cancelAnimationFrame(this.animationFrameHandle);
}
this.logger.log('info', 'debug', `"%c[ArDetect::stop] <@${this.arid}> Stopping AnimationFrame loop.`, _ard_console_stop);
window.cancelAnimationFrame(this.animationFrameHandle);
} else {
this.logger.log('info', 'debug', `"%c[ArDetect::stop] <@${this.arid}> AnimationFrame loop is already paused (due to an earlier call of this function).`);
}
}
unpause() {
@ -415,6 +418,7 @@ class ArDetector {
// if video was paused & we know that we already checked that frame,
// we will not check it again.
const videoState = this.getVideoPlaybackState();
if (videoState !== VideoPlaybackState.Playing) {
if (this.status.lastVideoStatus === videoState) {
return false;
@ -528,12 +532,16 @@ class ArDetector {
* This is the "main loop" for aspect ratio autodetection
*/
private async animationFrameBootstrap(timestamp: number) {
// this.logger.log('info', 'arDetect_verbose', `[ArDetect::animationFrameBootstrap] <@${this.arid}> New animation frame.\nmanualTickEnabled: ${!this.manualTickEnabled}\ncan trigger frame check? ${this.canTriggerFrameCheck()}\nnext tick? ${this._nextTick}\n => (a&b | c) => Can we do tick? ${ (!this.manualTickEnabled && this.canTriggerFrameCheck()) || this._nextTick}\n\ncan we continue running? ${this && !this._halted && !this._paused}`);
// do timekeeping first
this.addPerformanceTimeMeasure(this.performance.animationFrame, timestamp - this.performance.animationFrame.lastTime);
this.performance.animationFrame.lastTime = timestamp;
// trigger frame check, if we're allowed to
if ( (!this.manualTickEnabled && this.canTriggerFrameCheck()) || this._nextTick) {
this.logger.log('info', 'arDetect_verbose', `[ArDetect::animationFrameBootstrap] <@${this.arid}> Processing next tick.`);
this._nextTick = false;
try {
@ -541,17 +549,17 @@ class ArDetector {
await this.frameCheck();
this.addPerformanceTimeMeasure(this.performance.aard, performance.now() - startTime);
} catch (e) {
this.logger.log('error', 'debug', `%c[ArDetect::main] <@${this.arid}> Frame check failed:`, "color: #000, background: #f00", e);
this.logger.log('error', 'debug', `%c[ArDetect::animationFrameBootstrap] <@${this.arid}> Frame check failed:`, "color: #000, background: #f00", e);
}
}
if (this && !this._halted && !this._paused) {
this.animationFrameHandle = window.requestAnimationFrame( (ts) => this.animationFrameBootstrap(ts));
} else if (this._halted) {
this.logger.log('info', 'debug', `%c[ArDetect::main] <@${this.arid}> Main autodetection loop exited. Halted? ${this._halted}`, _ard_console_stop);
this.logger.log('info', 'debug', `%c[ArDetect::animationFrameBootstrap] <@${this.arid}> Main autodetection loop exited. Halted? ${this._halted}`, _ard_console_stop);
this._exited = true;
} else {
this.logger.log('info', 'debug', `[ArDetect::main] <@${this.arid}> Not renewing animation frame for some reason. Paused? ${this._paused}; Halted?: ${this._halted}, Exited?: ${this._exited}`);
this.logger.log('info', 'debug', `[ArDetect::animationFrameBootstrap] <@${this.arid}> Not renewing animation frame for some reason. Paused? ${this._paused}; Halted?: ${this._halted}, Exited?: ${this._exited}`);
}
}
@ -740,10 +748,12 @@ class ArDetector {
return; // it's prolly just a fluke, so we do nothing special here
}
// draw blackframe sample from our main sample:
await new Promise<void>(resolve => {
await new Promise<void>(
resolve => {
this.blackframeContext.drawImage(this.canvas, this.blackframeCanvas.width, this.blackframeCanvas.height);
resolve();
});
}
);
partialDrawImageTime += performance.now() - startTime;
this.logger.log('info', 'arDetect_verbose', `%c[ArDetect::frameCheck] canvas.drawImage seems to have worked`, "color:#000; backgroud:#2f5;");
@ -760,10 +770,12 @@ class ArDetector {
// if we are in normal mode though, the frame has yet to be drawn
if (!this.fallbackMode) {
startTime = performance.now();
await new Promise<void>(resolve => {
await new Promise<void>(
resolve => {
this.context.drawImage(this.video, 0, 0, this.canvas.width, this.canvas.height);
resolve();
})
}
)
partialDrawImageTime += performance.now() - startTime;
}