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MicroDexed/source_microdexed.h

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1.0 KiB

#pragma once
#include "config.h"
#include "dexed.h"
#include <AudioStream.h>
class AudioSourceMicroDexed : public AudioStream, public Dexed {
public:
const uint16_t audio_block_time_us = 1000000 / (SAMPLE_RATE / AUDIO_BLOCK_SAMPLES);
uint32_t xrun = 0;
uint16_t render_time_max = 0;
AudioSourceMicroDexed(int sample_rate) : AudioStream(0, NULL), Dexed(sample_rate) {
};
void update(void) {
elapsedMicros render_time;
audio_block_t *lblock;
lblock = allocate();
if (!lblock) return;
getSamples(AUDIO_BLOCK_SAMPLES, lblock->data);
if (render_time > audio_block_time_us) // everything greater 2.9ms is a buffer underrun!
xrun++;
if (render_time > render_time_max)
render_time_max = render_time;
transmit(lblock, 0);
release(lblock);
};
private:
};