The I2S channel bug is only present for esp32 targets, but not for th…

…e esp-s3.

#93

lib/AudioService/src/AudioDrv.cpp

@@ -45,6 +45,8 @@
  * Macros
  *****************************************************************************/
 
+#ifdef CONFIG_IDF_TARGET_ESP32
+
 #if ESP_ARDUINO_VERSION >= ESP_ARDUINO_VERSION_VAL(2, 0, 4)
 
 /**
@@ -62,6 +64,15 @@
 
 #endif  
 
+#else
+
+/**
+ * Only the left channel is supported.
+ */
+#define I2S_MIC_CHANNEL I2S_CHANNEL_FMT_ONLY_LEFT
+
+#endif
+
 /******************************************************************************
  * Types and classes
  *****************************************************************************/
@@ -293,7 +304,7 @@ bool AudioDrv::initI2S()
         .mode                   = static_cast<i2s_mode_t>(I2S_MODE_MASTER | I2S_MODE_RX),
         .sample_rate            = SAMPLE_RATE,
         .bits_per_sample        = I2S_BITS_PER_SAMPLE,
-        .channel_format         = I2S_MIC_CHANNEL,              /* Is is assumed, that the I2S device supports the left audio channel only. */
+        .channel_format         = I2S_MIC_CHANNEL,              /* It is assumed, that the I2S device supports the left audio channel only. */
         .communication_format   = I2S_COMM_FORMAT_STAND_I2S,    /* I2S_COMM_FORMAT_I2S is necessary for Philips Standard format. */
         .intr_alloc_flags       = ESP_INTR_FLAG_LEVEL1,
         .dma_buf_count          = DMA_BLOCKS,