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fix the failure of reconnect to sink

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This commit is contained in:
jincheng 2022-02-25 15:17:45 +08:00
parent c29343eb94
commit c265a31c97
2 changed files with 47 additions and 32 deletions
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47
examples/bluetooth/bluedroid/classic_bt/a2dp_sink/main/bt_app_av.c
View File

@ -47,6 +47,10 @@ static void bt_av_playback_changed(void);
static void bt_av_play_pos_changed(void); static void bt_av_play_pos_changed(void);
/* notification event handler */ /* notification event handler */
static void bt_av_notify_evt_handler(uint8_t event_id, esp_avrc_rn_param_t *event_parameter); static void bt_av_notify_evt_handler(uint8_t event_id, esp_avrc_rn_param_t *event_parameter);
/* installation for i2s */
static void bt_i2s_driver_install(void);
/* uninstallation for i2s */
static void bt_i2s_driver_uninstall(void);
/* set volume by remote controller */ /* set volume by remote controller */
static void volume_set_by_controller(uint8_t volume); static void volume_set_by_controller(uint8_t volume);
/* set volume by local host */ /* set volume by local host */
@ -149,6 +153,46 @@ static void bt_av_notify_evt_handler(uint8_t event_id, esp_avrc_rn_param_t *even
} }
} }
void bt_i2s_driver_install(void)
{
/* I2S configuration parameters */
i2s_config_t i2s_config = {
#ifdef CONFIG_EXAMPLE_A2DP_SINK_OUTPUT_INTERNAL_DAC
.mode = I2S_MODE_MASTER | I2S_MODE_TX | I2S_MODE_DAC_BUILT_IN,
#else
.mode = I2S_MODE_MASTER | I2S_MODE_TX, /* only TX */
#endif
.sample_rate = 44100,
.bits_per_sample = 16,
.channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT, /* 2-channels */
.communication_format = I2S_COMM_FORMAT_STAND_MSB,
.dma_buf_count = 6,
.dma_buf_len = 60,
.intr_alloc_flags = 0, /* default interrupt priority */
.tx_desc_auto_clear = true /* auto clear tx descriptor on underflow */
};
/* enable I2S */
i2s_driver_install(0, &i2s_config, 0, NULL);
#ifdef CONFIG_EXAMPLE_A2DP_SINK_OUTPUT_INTERNAL_DAC
i2s_set_dac_mode(I2S_DAC_CHANNEL_BOTH_EN);
i2s_set_pin(0, NULL);
#else
i2s_pin_config_t pin_config = {
.bck_io_num = CONFIG_EXAMPLE_I2S_BCK_PIN,
.ws_io_num = CONFIG_EXAMPLE_I2S_LRCK_PIN,
.data_out_num = CONFIG_EXAMPLE_I2S_DATA_PIN,
.data_in_num = -1 /* not used */
};
i2s_set_pin(0, &pin_config);
#endif
}
void bt_i2s_driver_uninstall(void)
{
i2s_driver_uninstall(0);
}
static void volume_set_by_controller(uint8_t volume) static void volume_set_by_controller(uint8_t volume)
{ {
ESP_LOGI(BT_RC_TG_TAG, "Volume is set by remote controller to: %d%%", (uint32_t)volume * 100 / 0x7f); ESP_LOGI(BT_RC_TG_TAG, "Volume is set by remote controller to: %d%%", (uint32_t)volume * 100 / 0x7f);
@ -203,9 +247,12 @@ static void bt_av_hdl_a2d_evt(uint16_t event, void *p_param)
if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_DISCONNECTED) { if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_DISCONNECTED) {
esp_bt_gap_set_scan_mode(ESP_BT_CONNECTABLE, ESP_BT_GENERAL_DISCOVERABLE); esp_bt_gap_set_scan_mode(ESP_BT_CONNECTABLE, ESP_BT_GENERAL_DISCOVERABLE);
bt_i2s_task_shut_down(); bt_i2s_task_shut_down();
bt_i2s_driver_uninstall();
} else if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_CONNECTED){ } else if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_CONNECTED){
esp_bt_gap_set_scan_mode(ESP_BT_NON_CONNECTABLE, ESP_BT_NON_DISCOVERABLE); esp_bt_gap_set_scan_mode(ESP_BT_NON_CONNECTABLE, ESP_BT_NON_DISCOVERABLE);
bt_i2s_task_start_up(); bt_i2s_task_start_up();
} else if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_CONNECTING) {
bt_i2s_driver_install();
} }
break; break;
} }

32
examples/bluetooth/bluedroid/classic_bt/a2dp_sink/main/main.c
View File

@ -168,38 +168,6 @@ void app_main(void)
return; return;
} }
/* I2S configuration parameters */
i2s_config_t i2s_config = {
#ifdef CONFIG_EXAMPLE_A2DP_SINK_OUTPUT_INTERNAL_DAC
.mode = I2S_MODE_MASTER | I2S_MODE_TX | I2S_MODE_DAC_BUILT_IN,
#else
.mode = I2S_MODE_MASTER | I2S_MODE_TX, /* only TX */
#endif
.sample_rate = 44100,
.bits_per_sample = 16,
.channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT, /* 2-channels */
.communication_format = I2S_COMM_FORMAT_STAND_MSB,
.dma_buf_count = 6,
.dma_buf_len = 60,
.intr_alloc_flags = 0, /* default interrupt priority */
.tx_desc_auto_clear = true /* auto clear tx descriptor on underflow */
};
/* enable I2S */
i2s_driver_install(0, &i2s_config, 0, NULL);
#ifdef CONFIG_EXAMPLE_A2DP_SINK_OUTPUT_INTERNAL_DAC
i2s_set_dac_mode(I2S_DAC_CHANNEL_BOTH_EN);
i2s_set_pin(0, NULL);
#else
i2s_pin_config_t pin_config = {
.bck_io_num = CONFIG_EXAMPLE_I2S_BCK_PIN,
.ws_io_num = CONFIG_EXAMPLE_I2S_LRCK_PIN,
.data_out_num = CONFIG_EXAMPLE_I2S_DATA_PIN,
.data_in_num = -1 /* not used */
};
i2s_set_pin(0, &pin_config);
#endif
#if (CONFIG_BT_SSP_ENABLED == true) #if (CONFIG_BT_SSP_ENABLED == true)
/* set default parameters for Secure Simple Pairing */ /* set default parameters for Secure Simple Pairing */
esp_bt_sp_param_t param_type = ESP_BT_SP_IOCAP_MODE; esp_bt_sp_param_t param_type = ESP_BT_SP_IOCAP_MODE;