Configure firmware to use Opus codec when sending audio packets (#458)

BasedHardware · Jul 20, 2024 · 8b40d89 · 8b40d89
2 parents 6a5a2ce + 0e6ba97
commit 8b40d89
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Showing 2 changed files with 6 additions and 5 deletions.
diff --git a/firmware/firmware_v1.0/prj.conf b/firmware/firmware_v1.0/prj.conf
@@ -82,4 +82,5 @@ CONFIG_BT_AUTO_PHY_UPDATE=y
 # CONFIG_UART_CONSOLE=n
 # CONFIG_SEGGER_RTT_BUFFER_SIZE_UP=2048
 # CONFIG_RTT_CONSOLE=y
-# CONFIG_LOG_BACKEND_RTT=y
+# CONFIG_LOG_BACKEND_RTT=y
+CONFIG_CODEC_OPUS=y
diff --git a/firmware/firmware_v1.0/src/config.h b/firmware/firmware_v1.0/src/config.h
@@ -15,9 +15,9 @@
 #define PDM_PWR_PIN NRF_GPIO_PIN_MAP(1, 10)
 
 // Codecs
-#define CODEC_PCM 1
+// #define CODEC_PCM 1
 // #define CODEC_MU_LAW 1
-// #define CODEC_OPUS 1
+#define CODEC_OPUS 1
 
 // Codec packages
 #if CODEC_PCM | CODEC_MU_LAW
@@ -34,9 +34,9 @@
 #define CODEC_PACKAGE_SAMPLES 160
 #define CODEC_OUTPUT_MAX_BYTES CODEC_PACKAGE_SAMPLES * 2 // Let's assume that 16bit is enough
 #define CODEC_OPUS_APPLICATION OPUS_APPLICATION_RESTRICTED_LOWDELAY
-#define CODEC_OPUS_BITRATE 64000
+#define CODEC_OPUS_BITRATE 32000
 #define CODEC_OPUS_VBR 1 // Or 1
-#define CODEC_OPUS_COMPLEXITY 8
+#define CODEC_OPUS_COMPLEXITY 3
 #endif
 #define CONFIG_OPUS_MODE CONFIG_OPUS_MODE_CELT