update(demo): format with macro

Signed-off-by: sakumisu <1203593632@qq.com>

demo/audio_v1_mic_multichan_template.c

@@ -21,8 +21,9 @@
 
 #define AUDIO_IN_FU_ID 0x02
 
-/* AUDIO Class Config */
-#define AUDIO_FREQ 16000U
+#define AUDIO_MIC_FREQ            16000U
+#define AUDIO_MIC_FRAME_SIZE_BYTE 2u
+#define AUDIO_MIC_RESOLUTION_BIT  16u
 
 #define IN_CHANNEL_NUM 2
 
@@ -54,7 +55,7 @@
 
 /* AudioFreq * DataSize (2 bytes) * NumChannels (Stereo: 1) */
 /* 16bit(2 Bytes) 单声道(Mono:1) */
-#define AUDIO_IN_PACKET ((uint32_t)((AUDIO_FREQ * 2 * IN_CHANNEL_NUM) / 1000))
+#define AUDIO_IN_PACKET ((uint32_t)((AUDIO_MIC_FREQ * 2 * IN_CHANNEL_NUM) / 1000))
 
 #define USB_CONFIG_SIZE (unsigned long)(9 +                                                    \
                                         AUDIO_AC_DESCRIPTOR_LEN(1) +                           \
@@ -79,7 +80,7 @@ static const uint8_t config_descriptor[] = {
     AUDIO_AC_INPUT_TERMINAL_DESCRIPTOR_INIT(0x01, AUDIO_INTERM_MIC, IN_CHANNEL_NUM, INPUT_CH_ENABLE),
     AUDIO_AC_FEATURE_UNIT_DESCRIPTOR_INIT(AUDIO_IN_FU_ID, 0x01, 0x01, INPUT_CTRL),
     AUDIO_AC_OUTPUT_TERMINAL_DESCRIPTOR_INIT(0x03, AUDIO_TERMINAL_STREAMING, AUDIO_IN_FU_ID),
-    AUDIO_AS_DESCRIPTOR_INIT(0x01, 0x03, IN_CHANNEL_NUM, 2, 16, AUDIO_IN_EP, 0x05, AUDIO_IN_PACKET, EP_INTERVAL, AUDIO_SAMPLE_FREQ_3B(AUDIO_FREQ))
+    AUDIO_AS_DESCRIPTOR_INIT(0x01, 0x03, IN_CHANNEL_NUM, AUDIO_MIC_FRAME_SIZE_BYTE, AUDIO_MIC_RESOLUTION_BIT, AUDIO_IN_EP, 0x05, AUDIO_IN_PACKET, EP_INTERVAL, AUDIO_SAMPLE_FREQ_3B(AUDIO_MIC_FREQ))
 };
 
 static const uint8_t device_quality_descriptor[] = {
@@ -142,7 +143,7 @@ const uint8_t audio_v1_descriptor[] = {
     AUDIO_AC_INPUT_TERMINAL_DESCRIPTOR_INIT(0x01, AUDIO_INTERM_MIC, IN_CHANNEL_NUM, INPUT_CH_ENABLE),
     AUDIO_AC_FEATURE_UNIT_DESCRIPTOR_INIT(AUDIO_IN_FU_ID, 0x01, 0x01, INPUT_CTRL),
     AUDIO_AC_OUTPUT_TERMINAL_DESCRIPTOR_INIT(0x03, AUDIO_TERMINAL_STREAMING, AUDIO_IN_FU_ID),
-    AUDIO_AS_DESCRIPTOR_INIT(0x01, 0x03, IN_CHANNEL_NUM, 2, 16, AUDIO_IN_EP, 0x05, AUDIO_IN_PACKET, EP_INTERVAL, AUDIO_SAMPLE_FREQ_3B(AUDIO_FREQ)),
+    AUDIO_AS_DESCRIPTOR_INIT(0x01, 0x03, IN_CHANNEL_NUM, AUDIO_MIC_FRAME_SIZE_BYTE, AUDIO_MIC_RESOLUTION_BIT, AUDIO_IN_EP, 0x05, AUDIO_IN_PACKET, EP_INTERVAL, AUDIO_SAMPLE_FREQ_3B(AUDIO_MIC_FREQ)),
     ///////////////////////////////////////
     /// string0 descriptor
     ///////////////////////////////////////