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add BT display (still WIP)

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This commit is contained in:
philippe44
2020-01-26 23:53:22 -08:00
parent 61c3a1058c
commit 89f15619c7
11 changed files with 709 additions and 100 deletions
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80
components/driver_bt/bt_app_sink.c
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@@ -28,6 +28,7 @@
#include "trace.h"
#include "audio_controls.h"
#include "sys/lock.h"
#include "display.h"
// AVRCP used transaction label
#define APP_RC_CT_TL_GET_CAPS (0)
@@ -73,6 +74,8 @@ static bool s_volume_notify;
static esp_avrc_playback_stat_t s_play_status = ESP_AVRC_PLAYBACK_STOPPED;
static uint8_t s_remote_bda[6];
static int tl;
static bt_cmd_vcb_t cmd_handler_chain;
static char *s_artist, *s_album, *s_title;
static void bt_volume_up(void) {
// volume UP/DOWN buttons are not supported by iPhone/Android
@@ -129,12 +132,59 @@ void bt_master(bool on) {
/* disconnection */
void bt_disconnect(void) {
displayer_control(DISPLAYER_SHUTDOWN);
esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_STOP, ESP_AVRC_PT_CMD_STATE_PRESSED);
esp_a2d_sink_disconnect(s_remote_bda);
actrls_unset();
ESP_LOGI(BT_AV_TAG, "forced disconnection");
}
/* command handler */
static bool cmd_handler(bt_sink_cmd_t cmd, ...) {
bool chain = true, res = true;
va_list args;
va_start(args, cmd);
switch(cmd) {
case BT_SINK_CONNECTED:
displayer_control(DISPLAYER_ACTIVATE, "BLUETOOTH");
break;
case BT_SINK_PLAY:
displayer_control(DISPLAYER_TIMER_RESUME);
break;
case BT_SINK_PAUSE:
displayer_control(DISPLAYER_TIMER_PAUSE);
break;
case BT_SINK_STOP:
displayer_control(DISPLAYER_DISABLE);
break;
case BT_SINK_DISCONNECTED:
displayer_control(DISPLAYER_DISABLE);
break;
case BT_SINK_METADATA: {
char *artist = va_arg(args, char*), *album = va_arg(args, char*), *title = va_arg(args, char*);
displayer_metadata(artist, album, title);
chain = false;
break;
}
case BT_SINK_PROGRESS: {
uint32_t elapsed = va_arg(args, uint32_t), duration = va_arg(args, uint32_t);
displayer_timer(DISPLAYER_ELAPSED, elapsed, duration);
chain = false;
break;
}
default:
break;
}
if (chain) res = cmd_handler_chain(cmd, args);
va_end(args);
return res;
}
/* callback for A2DP sink */
void bt_app_a2d_cb(esp_a2d_cb_event_t event, esp_a2d_cb_param_t *param)
{
@@ -267,7 +317,7 @@ static void bt_av_hdl_a2d_evt(uint16_t event, void *p_param)
static void bt_av_new_track(void)
{
// request metadata
uint8_t attr_mask = ESP_AVRC_MD_ATTR_TITLE | ESP_AVRC_MD_ATTR_ARTIST | ESP_AVRC_MD_ATTR_ALBUM | ESP_AVRC_MD_ATTR_GENRE;
uint8_t attr_mask = ESP_AVRC_MD_ATTR_TITLE | ESP_AVRC_MD_ATTR_ARTIST | ESP_AVRC_MD_ATTR_ALBUM;
esp_avrc_ct_send_metadata_cmd(APP_RC_CT_TL_GET_META_DATA, attr_mask);
// register notification if peer support the event_id
@@ -287,7 +337,7 @@ static void bt_av_playback_changed(void)
static void bt_av_play_pos_changed(void)
{
if (esp_avrc_rn_evt_bit_mask_operation(ESP_AVRC_BIT_MASK_OP_TEST, &s_avrc_peer_rn_cap,
if (esp_avrc_rn_evt_bit_mask_operation(ESP_AVRC_BIT_MASK_OP_TEST, &s_avrc_peer_rn_cap,
ESP_AVRC_RN_PLAY_POS_CHANGED)) {
esp_avrc_ct_send_register_notification_cmd(APP_RC_CT_TL_RN_PLAY_POS_CHANGE, ESP_AVRC_RN_PLAY_POS_CHANGED, 10);
}
@@ -298,6 +348,7 @@ void bt_av_notify_evt_handler(uint8_t event_id, esp_avrc_rn_param_t *event_param
switch (event_id) {
case ESP_AVRC_RN_TRACK_CHANGE:
bt_av_new_track();
(*bt_app_a2d_cmd_cb)(BT_SINK_PROGRESS, 0, 0);
break;
case ESP_AVRC_RN_PLAY_STATUS_CHANGE:
ESP_LOGI(BT_AV_TAG, "Playback status changed: 0x%x", event_parameter->playback);
@@ -335,7 +386,25 @@ static void bt_av_hdl_avrc_ct_evt(uint16_t event, void *p_param)
break;
}
case ESP_AVRC_CT_METADATA_RSP_EVT: {
char **p = NULL;
ESP_LOGI(BT_RC_CT_TAG, "AVRC metadata rsp: attribute id 0x%x, %s", rc->meta_rsp.attr_id, rc->meta_rsp.attr_text);
if (rc->meta_rsp.attr_id == 0x01) p = &s_title;
else if (rc->meta_rsp.attr_id == 0x02) p = &s_artist;
else if (rc->meta_rsp.attr_id == 0x04) p = &s_album;
// not very pretty, but this is bluetooth anyway
if (p) {
if (*p) free(*p);
*p = strdup((char*) rc->meta_rsp.attr_text);
if (s_artist && s_album && s_title) {
(*bt_app_a2d_cmd_cb)(BT_SINK_METADATA, s_artist, s_album, s_title);
free(s_artist); free(s_album); free(s_title);
s_artist = s_album = s_title = NULL;
}
}
free(rc->meta_rsp.attr_text);
break;
}
@@ -427,12 +496,13 @@ static void bt_av_hdl_avrc_tg_evt(uint16_t event, void *p_param)
}
}
void bt_sink_init(bt_cmd_cb_t cmd_cb, bt_data_cb_t data_cb)
void bt_sink_init(bt_cmd_vcb_t cmd_cb, bt_data_cb_t data_cb)
{
esp_err_t err;
bt_app_a2d_cmd_cb = cmd_cb;
bt_app_a2d_data_cb = data_cb;
bt_app_a2d_cmd_cb = cmd_handler;
cmd_handler_chain = cmd_cb;
bt_app_a2d_data_cb = data_cb;
ESP_ERROR_CHECK(esp_bt_controller_mem_release(ESP_BT_MODE_BLE));