removed codecs to save memory

lib/ESP32-audioI2S/examples/ES8311/main.cpp

@@ -0,0 +1,62 @@
+#include "Arduino.h"
+#include "Audio.h"
+#include "WiFi.h"
+#include "es8311.h"
+#include "Wire.h"
+
+#define I2S_DOUT       9
+#define I2S_BCLK      12
+#define I2S_MCLK      13
+#define I2S_LRC       10
+#define I2C_SCL        8
+#define I2C_SDA        7
+#define PA_ENABLE     53
+
+Audio audio;
+ES8311 es;
+
+String ssid =     "*****";
+String password = "*****";
+
+
+void setup() {
+    Serial.begin(115200);
+    Serial.print("\n\n");
+    Serial.println("----------------------------------");
+    Serial.printf("ESP32 Chip: %s\n", ESP.getChipModel());
+    Serial.printf("Arduino Version: %d.%d.%d\n", ESP_ARDUINO_VERSION_MAJOR, ESP_ARDUINO_VERSION_MINOR, ESP_ARDUINO_VERSION_PATCH);
+    Serial.printf("ESP-IDF Version: %d.%d.%d\n", ESP_IDF_VERSION_MAJOR, ESP_IDF_VERSION_MINOR, ESP_IDF_VERSION_PATCH);
+    Serial.printf("ARDUINO_LOOP_STACK_SIZE %d words (32 bit)\n", CONFIG_ARDUINO_LOOP_STACK_SIZE);
+    Serial.println("----------------------------------");
+    Serial.print("\n\n");
+
+    WiFi.begin(ssid.c_str(), password.c_str());
+     while (WiFi.status() != WL_CONNECTED) {delay(1500); Serial.print(".");}
+
+    audio.setPinout(I2S_BCLK, I2S_LRC, I2S_DOUT, I2S_MCLK);
+    audio.setVolume(21); // default 0...21
+
+    pinMode(PA_ENABLE, OUTPUT);
+    digitalWrite(PA_ENABLE, HIGH);
+
+    if(!es.begin(I2C_SDA, I2C_SCL, 400000)) log_e("ES8311 begin failed");
+    es.setVolume(50);
+    es.setBitsPerSample(16);
+
+    //    es.setSampleRate(22050);
+    //    es.read_all();
+    //    audio.connecttohost("http://www.wdr.de/wdrlive/media/einslive.m3u");
+   audio.connecttohost("http://stream.antennethueringen.de/live/aac-64/stream.antennethueringen.de/"); // aac
+
+}
+
+void loop() {
+    audio.loop();
+    vTaskDelay(1);
+}
+
+// optional
+void audio_info(const char *info){
+    Serial.print("info        "); Serial.println(info);
+}
+