catching up (trying to) wiht CSpot

components/spotify/cspot/bell/include/sinks/esp/BufferedAudioSink.h

@@ -0,0 +1,25 @@
+#ifndef BUFFEREDAUDIOSINK_H
+#define BUFFEREDAUDIOSINK_H
+
+#include <vector>
+#include <iostream>
+#include "AudioSink.h"
+#include <stdio.h>
+#include <string.h>
+#include <sys/unistd.h>
+#include <sys/stat.h>
+#include "esp_err.h"
+#include "esp_log.h"
+
+class BufferedAudioSink : public AudioSink
+{
+public:
+    void feedPCMFrames(const uint8_t *buffer, size_t bytes);
+	bool setRate(uint16_t sampleRate) override;
+protected:
+    void startI2sFeed(size_t buf_size = 4096 * 8);
+    void feedPCMFramesInternal(const void *pvItem, size_t xItemSize);
+private:
+};
+
+#endif