Statistics for audio loop

gistfile1.txt

void AudioPlayer_LoopStats(uint16_t statsIterationCount) {
	static uint32_t iterationStartTimestamp = 0;
	static uint32_t loopCount = 0;
	static uint32_t minLoopDuration = 0;
	static uint32_t maxLoopDuration = 0;
	static uint32_t avgLoopDuration = 0;
	static uint32_t startTimestampOfLoop = 0;
	static uint32_t currentTimestamp = millis(); // Only get millis once
	static uint32_t currentLoopDuration = 0;

	currentTimestamp = millis(); // Only execute millis() once

	if (!iterationStartTimestamp) {
		iterationStartTimestamp = currentTimestamp;
	}

	if (startTimestampOfLoop > 0) {
		currentLoopDuration = currentTimestamp - startTimestampOfLoop; // calc current loop time
		if (currentLoopDuration < minLoopDuration || minLoopDuration == 0) { // store minTime
			minLoopDuration = currentLoopDuration;
		}
		if (currentLoopDuration > maxLoopDuration) { // store maxTime
			maxLoopDuration = currentLoopDuration;
		}
	}

	if (loopCount % statsIterationCount == 0 && loopCount > 0) { // print stats every n loops
		avgLoopDuration = (currentTimestamp - iterationStartTimestamp) / statsIterationCount;
		Log_Printf(LOGLEVEL_DEBUG, "LoopStats: min: %u  max: %u  avg: %u  loops: %u", minLoopDuration, maxLoopDuration, avgLoopDuration, loopCount);
		minLoopDuration = 0; // Reset min/max stats
		maxLoopDuration = 0;
		iterationStartTimestamp = currentTimestamp;
	}

	loopCount++;
	startTimestampOfLoop = currentTimestamp; // set new loopStart
}