Merge pull request #2845 from adafruit/mp3-stream-circuitpython

example code for mp3 streaming

Author: jepler

CircuitPython_MP3StreamPlayer/code.py

@@ -0,0 +1,41 @@
+# SPDX-FileCopyrightText: 2024 Jeff Epler for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+# Stream MP3 audio to I2S decoder
+#
+# Tested with:
+#
+#  * Adafruit Metro ESP32-S3
+#  * Adafruit Metro ESP32-S2
+#  * Adafruit Feather ESP32 V2
+
+import time
+
+import adafruit_connection_manager
+import adafruit_requests
+import audiobusio
+import audiomp3
+import board
+import wifi
+
+mp3_buffer = bytearray(16384)
+mp3_decoder = audiomp3.MP3Decoder("/silence.mp3", mp3_buffer)
+
+pool = adafruit_connection_manager.get_radio_socketpool(wifi.radio)
+ssl_context = adafruit_connection_manager.get_radio_ssl_context(wifi.radio)
+requests = adafruit_requests.Session(pool, ssl_context)
+
+STREAMING_URL = "https://ice2.somafm.com/dronezone-128-mp3"
+
+if "D27" in dir(board):
+    # Feather ESP32 V2 has D27 instead of D11
+    i2s = audiobusio.I2SOut(bit_clock=board.D12, word_select=board.D13, data=board.D27)
+else:
+    i2s = audiobusio.I2SOut(bit_clock=board.D12, word_select=board.D13, data=board.D11)
+
+with requests.get(STREAMING_URL, headers={"connection": "close"}, stream=True) as response:
+    mp3_decoder.file = response.socket
+    i2s.play(mp3_decoder)
+    while i2s.playing:
+        time.sleep(0.1)