fix BT source - release

components/squeezelite/equalizer.c

@@ -76,7 +76,7 @@ void equalizer_update(s8_t *gain) {
  * process equalizer 
  */
 void equalizer_process(u8_t *buf, u32_t bytes, u32_t sample_rate) {
-	// don't want to process with output locked, so tak ethe small risk to miss one parametric update
+	// don't want to process with output locked, so take the small risk to miss one parametric update
 	if (equalizer.update) {
 		equalizer_close();
 		equalizer_open(sample_rate);

components/squeezelite/output_bt.c

@@ -131,32 +131,37 @@ int32_t output_bt_data(uint8_t *data, int32_t len) {
 
 	// This is how the BTC layer calculates the number of bytes to
 	// for us to send. (BTC_SBC_DEC_PCM_DATA_LEN * sizeof(OI_INT16) - availPcmBytes
-	wanted_len=len;
 	SET_MIN_MAX(len,req);
 	TIME_MEASUREMENT_START(start_timer);
 	LOCK;
-	output.device_frames = 0; // todo: check if this is the right way do to this.
+
+	len /= BYTES_PER_FRAME;
+	wanted_len = len;
+
+	output.device_frames = 0; 
 	output.updated = gettime_ms();
 	output.frames_played_dmp = output.frames_played;
+
 	SET_MIN_MAX_SIZED(_buf_used(outputbuf),bt,outputbuf->size);
+
 	do {
-		avail_data = _output_frames( wanted_len/BYTES_PER_FRAME )*BYTES_PER_FRAME; // Keep the transfer buffer full
-		wanted_len-=avail_data;
+		avail_data = _output_frames(wanted_len); 
+		wanted_len -= avail_data;
 	} while (wanted_len > 0 && avail_data != 0);
 
 	if (wanted_len > 0) {
-		SET_MIN_MAX(wanted_len, under);
+		SET_MIN_MAX(wanted_len * BYTES_PER_FRAME, under);
 	}
-	output.frames_in_process = len-wanted_len;
 
+	output.frames_in_process = len - wanted_len;
 	equalizer_process(data, (len - wanted_len) * BYTES_PER_FRAME, output.current_sample_rate);
 
 	UNLOCK;
 	SET_MIN_MAX(TIME_MEASUREMENT_GET(start_timer),lock_out_time);
 	SET_MIN_MAX((len-wanted_len), rec);
 	TIME_MEASUREMENT_START(start_timer);
 
-	return len-wanted_len;
+	return (len - wanted_len) * BYTES_PER_FRAME;
 }
 
 void output_bt_tick(void) {