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Merge branch 'feature/btdm_avrc_metadata' into 'master'

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Feature/btdm avrc metadata:  implemented AVRCP metadata and notification register commands

See merge request !1624
This commit is contained in:
Ivan Grokhotkov
2017-12-01 20:31:25 +08:00
parent 85fc06e3bb 86fa1820b7
commit 08048ff76a
8 changed files with 577 additions and 40 deletions
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48
examples/bluetooth/a2dp_sink/main/bt_app_av.c
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@@ -35,7 +35,6 @@ static void bt_av_hdl_a2d_evt(uint16_t event, void *p_param);
/* avrc event handler */
static void bt_av_hdl_avrc_evt(uint16_t event, void *p_param);
static uint32_t m_pkt_cnt = 0;
static esp_a2d_audio_state_t m_audio_state = ESP_A2D_AUDIO_STATE_STOPPED;
@@ -63,11 +62,24 @@ void bt_app_a2d_data_cb(const uint8_t *data, uint32_t len)
}
}
void bt_app_alloc_meta_buffer(esp_avrc_ct_cb_param_t *param)
{
esp_avrc_ct_cb_param_t *rc = (esp_avrc_ct_cb_param_t *)(param);
uint8_t *attr_text = (uint8_t *) malloc (rc->meta_rsp.attr_length + 1);
memcpy(attr_text, rc->meta_rsp.attr_text, rc->meta_rsp.attr_length);
attr_text[rc->meta_rsp.attr_length] = 0;
rc->meta_rsp.attr_text = attr_text;
}
void bt_app_rc_ct_cb(esp_avrc_ct_cb_event_t event, esp_avrc_ct_cb_param_t *param)
{
switch (event) {
case ESP_AVRC_CT_METADATA_RSP_EVT:
bt_app_alloc_meta_buffer(param);
case ESP_AVRC_CT_CONNECTION_STATE_EVT:
case ESP_AVRC_CT_PASSTHROUGH_RSP_EVT: {
case ESP_AVRC_CT_PASSTHROUGH_RSP_EVT:
case ESP_AVRC_CT_CHANGE_NOTIFY_EVT: {
bt_app_work_dispatch(bt_av_hdl_avrc_evt, event, param, sizeof(esp_avrc_ct_cb_param_t), NULL);
break;
}
@@ -127,6 +139,22 @@ static void bt_av_hdl_a2d_evt(uint16_t event, void *p_param)
}
}
static void bt_av_new_track()
{
//Register notifications and request metadata
esp_avrc_ct_send_metadata_cmd(0, ESP_AVRC_MD_ATTR_TITLE | ESP_AVRC_MD_ATTR_ARTIST | ESP_AVRC_MD_ATTR_ALBUM | ESP_AVRC_MD_ATTR_GENRE);
esp_avrc_ct_send_register_notification_cmd(1, ESP_AVRC_RN_TRACK_CHANGE, 0);
}
void bt_av_notify_evt_handler(uint8_t event_id, uint32_t event_parameter)
{
switch (event_id) {
case ESP_AVRC_RN_TRACK_CHANGE:
bt_av_new_track();
break;
}
}
static void bt_av_hdl_avrc_evt(uint16_t event, void *p_param)
{
ESP_LOGD(BT_AV_TAG, "%s evt %d", __func__, event);
@@ -135,13 +163,27 @@ static void bt_av_hdl_avrc_evt(uint16_t event, void *p_param)
case ESP_AVRC_CT_CONNECTION_STATE_EVT: {
uint8_t *bda = rc->conn_stat.remote_bda;
ESP_LOGI(BT_AV_TAG, "avrc conn_state evt: state %d, feature 0x%x, [%02x:%02x:%02x:%02x:%02x:%02x]",
rc->conn_stat.connected, rc->conn_stat.feat_mask, bda[0], bda[1], bda[2], bda[3], bda[4], bda[5]);
rc->conn_stat.connected, rc->conn_stat.feat_mask, bda[0], bda[1], bda[2], bda[3], bda[4], bda[5]);
if (rc->conn_stat.connected) {
bt_av_new_track();
}
break;
}
case ESP_AVRC_CT_PASSTHROUGH_RSP_EVT: {
ESP_LOGI(BT_AV_TAG, "avrc passthrough rsp: key_code 0x%x, key_state %d", rc->psth_rsp.key_code, rc->psth_rsp.key_state);
break;
}
case ESP_AVRC_CT_METADATA_RSP_EVT: {
ESP_LOGI(BT_AV_TAG, "avrc metadata rsp: attribute id 0x%x, %s", rc->meta_rsp.attr_id, rc->meta_rsp.attr_text);
free(rc->meta_rsp.attr_text);
break;
}
case ESP_AVRC_CT_CHANGE_NOTIFY_EVT: {
ESP_LOGI(BT_AV_TAG, "avrc event notification: %d, param: %d", rc->change_ntf.event_id, rc->change_ntf.event_parameter);
bt_av_notify_evt_handler(rc->change_ntf.event_id, rc->change_ntf.event_parameter);
break;
}
default:
ESP_LOGE(BT_AV_TAG, "%s unhandled evt %d", __func__, event);
break;