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migrating to esp-idf V4.0 gcc 8.2 and CMake

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This commit is contained in:
Sebastien
2020-03-06 16:43:56 -05:00
parent f998ea2a52
commit 562bec14fe
77 changed files with 2002 additions and 2802 deletions
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8
components/platform_bluetooth/CMakeLists.txt Normal file
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idf_component_register(SRCS platform_bt_core.c
platform_bt_sink.c
platform_bt_source.c
INCLUDE_DIRS .
REQUIRES bt platform_display esp_common freertos nvs_flash esp32 spi_flash newlib log pthread platform_config
)

14
components/platform_bluetooth/component.mk Normal file
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#
# Component Makefile
#
# This Makefile should, at the very least, just include $(SDK_PATH)/Makefile. By default,
# this will take the sources in the src/ directory, compile them and link them into
# lib(subdirectory_name).a in the build directory. This behaviour is entirely configurable,
# please read the SDK documents if you need to do this.
#
CFLAGS += -I$(COMPONENT_PATH)/../tools \
-I$(COMPONENT_PATH)/../config
COMPONENT_ADD_INCLUDEDIRS := .
COMPONENT_ADD_INCLUDEDIRS += $(COMPONENT_PATH)/../tools
COMPONENT_EXTRA_INCLUDES += $(PROJECT_PATH)/main/

123
components/platform_bluetooth/platform_bt_core.c Normal file
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/*
This example code is in the Public Domain (or CC0 licensed, at your option.)
Unless required by applicable law or agreed to in writing, this
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied.
*/
#include "platform_bt_core.h"
#include <stdint.h>
#include "esp_system.h"
#include <string.h>
#include <stdbool.h>
#include "esp_log.h"
#include "freertos/xtensa_api.h"
#include "freertos/FreeRTOSConfig.h"
#include "freertos/FreeRTOS.h"
#include "freertos/queue.h"
#include "freertos/task.h"
static const char * TAG = "btappcore";
static void bt_app_task_handler(void *arg);
static bool bt_app_send_msg(bt_app_msg_t *msg);
static void bt_app_work_dispatched(bt_app_msg_t *msg);
static xQueueHandle s_bt_app_task_queue = NULL;
static xTaskHandle s_bt_app_task_handle = NULL;
bool bt_app_work_dispatch(bt_app_cb_t p_cback, uint16_t event, void *p_params, int param_len, bt_app_copy_cb_t p_copy_cback)
{
ESP_LOGV(TAG,"%s event 0x%x, param len %d", __func__, event, param_len);
bt_app_msg_t msg;
memset(&msg, 0, sizeof(bt_app_msg_t));
msg.sig = BT_APP_SIG_WORK_DISPATCH;
msg.event = event;
msg.cb = p_cback;
if (param_len == 0) {
return bt_app_send_msg(&msg);
} else if (p_params && param_len > 0) {
if ((msg.param = malloc(param_len)) != NULL) {
memcpy(msg.param, p_params, param_len);
/* check if caller has provided a copy callback to do the deep copy */
if (p_copy_cback) {
p_copy_cback(&msg, msg.param, p_params);
}
return bt_app_send_msg(&msg);
}
}
return false;
}
static bool bt_app_send_msg(bt_app_msg_t *msg)
{
if (msg == NULL) {
return false;
}
if (xQueueSend(s_bt_app_task_queue, msg, 10 / portTICK_RATE_MS) != pdTRUE) {
ESP_LOGE(TAG,"%s xQueue send failed", __func__);
return false;
}
return true;
}
static void bt_app_work_dispatched(bt_app_msg_t *msg)
{
if (msg->cb) {
msg->cb(msg->event, msg->param);
}
}
static void bt_app_task_handler(void *arg)
{
bt_app_msg_t msg;
for (;;) {
if (pdTRUE == xQueueReceive(s_bt_app_task_queue, &msg, (portTickType)portMAX_DELAY)) {
ESP_LOGV(TAG,"%s, sig 0x%x, 0x%x", __func__, msg.sig, msg.event);
switch (msg.sig) {
case BT_APP_SIG_WORK_DISPATCH:
bt_app_work_dispatched(&msg);
break;
default:
ESP_LOGW(TAG,"%s, unhandled sig: %d", __func__, msg.sig);
break;
} // switch (msg.sig)
if (msg.param) {
free(msg.param);
}
}
else
{
ESP_LOGW(TAG,"No messaged received from queue.");
}
}
}
void bt_app_task_start_up(void)
{
s_bt_app_task_queue = xQueueCreate(10, sizeof(bt_app_msg_t));
assert(s_bt_app_task_queue!=NULL);
assert(xTaskCreate(bt_app_task_handler, "BtAppT", 4096, NULL, configMAX_PRIORITIES - 3, &s_bt_app_task_handle)==pdPASS);
return;
}
void bt_app_task_shut_down(void)
{
if (s_bt_app_task_handle) {
vTaskDelete(s_bt_app_task_handle);
s_bt_app_task_handle = NULL;
}
if (s_bt_app_task_queue) {
vQueueDelete(s_bt_app_task_queue);
s_bt_app_task_queue = NULL;
}
}

48
components/platform_bluetooth/platform_bt_core.h Normal file
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/*
This example code is in the Public Domain (or CC0 licensed, at your option.)
Unless required by applicable law or agreed to in writing, this
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied.
*/
#ifndef __BT_APP_CORE_H__
#define __BT_APP_CORE_H__
#include "esp_log.h"
#include "time.h"
#include <stdint.h>
#include <stdbool.h>
#include <stdio.h>
#define BT_APP_CORE_TAG "BT_APP_CORE"
#define BT_APP_SIG_WORK_DISPATCH (0x01)
/**
* @brief handler for the dispatched work
*/
typedef void (* bt_app_cb_t) (uint16_t event, void *param);
/* message to be sent */
typedef struct {
uint16_t sig; /*!< signal to bt_app_task */
uint16_t event; /*!< message event id */
bt_app_cb_t cb; /*!< context switch callback */
void *param; /*!< parameter area needs to be last */
} bt_app_msg_t;
/**
* @brief parameter deep-copy function to be customized
*/
typedef void (* bt_app_copy_cb_t) (bt_app_msg_t *msg, void *p_dest, void *p_src);
/**
* @brief work dispatcher for the application task
*/
bool bt_app_work_dispatch(bt_app_cb_t p_cback, uint16_t event, void *p_params, int param_len, bt_app_copy_cb_t p_copy_cback);
void bt_app_task_start_up(void);
void bt_app_task_shut_down(void);
#endif /* __BT_APP_CORE_H__ */

700
components/platform_bluetooth/platform_bt_sink.c Normal file
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/*
This example code is in the Public Domain (or CC0 licensed, at your option.)
Unless required by applicable law or agreed to in writing, this
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied.
*/
#include <platform_bt_sink.h>
#include <stdint.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include "esp_log.h"
#include "esp_bt.h"
#include "esp_bt_main.h"
#include "esp_bt_device.h"
#include "esp_gap_bt_api.h"
#include "esp_a2dp_api.h"
#include "esp_avrc_api.h"
#include "nvs.h"
#include "platform_config.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "trace.h"
#include "audio_controls.h"
#include "sys/lock.h"
#include "display.h"
#include "platform_bt_core.h"
// AVRCP used transaction label
#define APP_RC_CT_TL_GET_CAPS (0)
#define APP_RC_CT_TL_GET_META_DATA (1)
#define APP_RC_CT_TL_RN_TRACK_CHANGE (2)
#define APP_RC_CT_TL_RN_PLAYBACK_CHANGE (3)
#define APP_RC_CT_TL_RN_PLAY_POS_CHANGE (4)
#define BT_AV_TAG "BT_AV"
#define BT_RC_TG_TAG "RCTG"
#define BT_RC_CT_TAG "RCCT"
#ifndef CONFIG_BT_NAME
#define CONFIG_BT_NAME "ESP32-BT"
#endif
/* event for handler "bt_av_hdl_stack_up */
enum {
BT_APP_EVT_STACK_UP = 0,
};
char * bt_name = NULL;
static bool (*bt_app_a2d_cmd_cb)(bt_sink_cmd_t cmd, ...);
static void (*bt_app_a2d_data_cb)(const uint8_t *data, uint32_t len);
/* handler for bluetooth stack enabled events */
static void bt_av_hdl_stack_evt(uint16_t event, void *p_param);
/* a2dp event handler */
static void bt_av_hdl_a2d_evt(uint16_t event, void *p_param);
/* avrc CT event handler */
static void bt_av_hdl_avrc_ct_evt(uint16_t event, void *p_param);
/* avrc TG event handler */
static void bt_av_hdl_avrc_tg_evt(uint16_t event, void *p_param);
static void volume_set_by_local_host(uint8_t volume);
static const char *s_a2d_conn_state_str[] = {"Disconnected", "Connecting", "Connected", "Disconnecting"};
static const char *s_a2d_audio_state_str[] = {"Suspended", "Stopped", "Started"};
static esp_avrc_rn_evt_cap_mask_t s_avrc_peer_rn_cap;
static _lock_t s_volume_lock;
static uint8_t s_volume = 0;
static bool s_volume_notify;
static bool s_playing = false;
static enum { AUDIO_IDLE, AUDIO_CONNECTED, AUDIO_ACTIVATED } s_audio = AUDIO_IDLE;
static int s_sample_rate;
static int tl;
static bt_cmd_vcb_t cmd_handler_chain;
#define METADATA_LEN 128
static EXT_RAM_ATTR struct {
char artist[METADATA_LEN + 1];
char album[METADATA_LEN + 1];
char title[METADATA_LEN + 1];
int duration;
bool updated;
} s_metadata;
static void bt_volume_up(void) {
// volume UP/DOWN buttons are not supported by iPhone/Android
volume_set_by_local_host(s_volume < 127-3 ? s_volume + 3 : 127);
(*bt_app_a2d_cmd_cb)(BT_SINK_VOLUME, s_volume);
ESP_LOGI(BT_AV_TAG, "BT volume up %u", s_volume);
}
static void bt_volume_down(void) {
// volume UP/DOWN buttons are not supported by iPhone/Android
volume_set_by_local_host(s_volume > 3 ? s_volume - 3 : 0);
(*bt_app_a2d_cmd_cb)(BT_SINK_VOLUME, s_volume);
}
static void bt_toggle(void) {
if (s_playing) esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_STOP, ESP_AVRC_PT_CMD_STATE_PRESSED);
else esp_avrc_ct_send_passthrough_cmd(tl++, ESP_AVRC_PT_CMD_PLAY, ESP_AVRC_PT_CMD_STATE_PRESSED);
}
static void bt_play(void) {
esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_PLAY, ESP_AVRC_PT_CMD_STATE_PRESSED);
}
static void bt_pause(void) {
esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_PAUSE, ESP_AVRC_PT_CMD_STATE_PRESSED);
}
static void bt_stop(void) {
esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_STOP, ESP_AVRC_PT_CMD_STATE_PRESSED);
}
static void bt_prev(void) {
esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_BACKWARD, ESP_AVRC_PT_CMD_STATE_PRESSED);
}
static void bt_next(void) {
esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_FORWARD, ESP_AVRC_PT_CMD_STATE_PRESSED);
}
const static actrls_t controls = {
bt_volume_up, bt_volume_down, // volume up, volume down
bt_toggle, bt_play, // toggle, play
bt_pause, bt_stop, // pause, stop
NULL, NULL, // rew, fwd
bt_prev, bt_next, // prev, next
NULL, NULL, NULL, NULL, // left, right, up, down
bt_volume_down, bt_volume_up, bt_toggle// knob left, knob_right, knob push
};
/* disconnection */
void bt_disconnect(void) {
displayer_control(DISPLAYER_SHUTDOWN);
if (s_playing) esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_STOP, ESP_AVRC_PT_CMD_STATE_PRESSED);
actrls_unset();
ESP_LOGI(BT_AV_TAG, "forced disconnection");
}
/* update metadata if any */
void update_metadata(bool force) {
if ((s_metadata.updated || force) && s_audio == AUDIO_ACTIVATED) {
(*bt_app_a2d_cmd_cb)(BT_SINK_PROGRESS, -1, s_metadata.duration);
(*bt_app_a2d_cmd_cb)(BT_SINK_METADATA, s_metadata.artist, s_metadata.album, s_metadata.title);
s_metadata.updated = false;
} else s_metadata.updated = force;
}
/* command handler */
static bool cmd_handler(bt_sink_cmd_t cmd, ...) {
va_list args;
va_start(args, cmd);
// handle audio event and stop if forbidden
if (!cmd_handler_chain(cmd, args)) {
va_end(args);
return false;
}
// now handle events for display
switch(cmd) {
case BT_SINK_AUDIO_STARTED:
displayer_control(DISPLAYER_ACTIVATE, "BLUETOOTH");
break;
case BT_SINK_AUDIO_STOPPED:
displayer_control(DISPLAYER_SUSPEND);
break;
case BT_SINK_PLAY:
displayer_control(DISPLAYER_TIMER_RUN);
break;
case BT_SINK_STOP:
// not sure of difference between pause and stop for displayer
case BT_SINK_PAUSE:
displayer_control(DISPLAYER_TIMER_PAUSE);
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);
break;
}
case BT_SINK_PROGRESS: {
int elapsed = va_arg(args, int), duration = va_arg(args, int);
displayer_timer(DISPLAYER_ELAPSED, elapsed, duration);
break;
}
default:
break;
}
va_end(args);
return true;
}
/* callback for A2DP sink */
void bt_app_a2d_cb(esp_a2d_cb_event_t event, esp_a2d_cb_param_t *param)
{
switch (event) {
case ESP_A2D_CONNECTION_STATE_EVT:
case ESP_A2D_AUDIO_STATE_EVT:
case ESP_A2D_AUDIO_CFG_EVT: {
bt_app_work_dispatch(bt_av_hdl_a2d_evt, event, param, sizeof(esp_a2d_cb_param_t), NULL);
break;
}
default:
ESP_LOGE(BT_AV_TAG, "Invalid A2DP event: %d", event);
break;
}
}
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);
/* no break */
/* fall through */
case ESP_AVRC_CT_CONNECTION_STATE_EVT:
case ESP_AVRC_CT_PASSTHROUGH_RSP_EVT:
case ESP_AVRC_CT_CHANGE_NOTIFY_EVT:
case ESP_AVRC_CT_REMOTE_FEATURES_EVT:
case ESP_AVRC_CT_GET_RN_CAPABILITIES_RSP_EVT: {
bt_app_work_dispatch(bt_av_hdl_avrc_ct_evt, event, param, sizeof(esp_avrc_ct_cb_param_t), NULL);
break;
}
default:
ESP_LOGE(BT_RC_CT_TAG, "Invalid AVRC event: %d", event);
break;
}
}
void bt_app_rc_tg_cb(esp_avrc_tg_cb_event_t event, esp_avrc_tg_cb_param_t *param)
{
switch (event) {
case ESP_AVRC_TG_CONNECTION_STATE_EVT:
case ESP_AVRC_TG_REMOTE_FEATURES_EVT:
case ESP_AVRC_TG_PASSTHROUGH_CMD_EVT:
case ESP_AVRC_TG_SET_ABSOLUTE_VOLUME_CMD_EVT:
case ESP_AVRC_TG_REGISTER_NOTIFICATION_EVT:
bt_app_work_dispatch(bt_av_hdl_avrc_tg_evt, event, param, sizeof(esp_avrc_tg_cb_param_t), NULL);
break;
default:
ESP_LOGE(BT_RC_TG_TAG, "Invalid AVRC event: %d", event);
break;
}
}
static void bt_av_hdl_a2d_evt(uint16_t event, void *p_param)
{
ESP_LOGD(BT_AV_TAG, "%s evt %d", __func__, event);
esp_a2d_cb_param_t *a2d = NULL;
switch (event) {
case ESP_A2D_CONNECTION_STATE_EVT: {
a2d = (esp_a2d_cb_param_t *)(p_param);
uint8_t *bda = a2d->conn_stat.remote_bda;
ESP_LOGI(BT_AV_TAG, "A2DP connection state: %s, [%02x:%02x:%02x:%02x:%02x:%02x]",
s_a2d_conn_state_str[a2d->conn_stat.state], bda[0], bda[1], bda[2], bda[3], bda[4], bda[5]);
if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_DISCONNECTED) {
esp_bt_gap_set_scan_mode(ESP_BT_CONNECTABLE, ESP_BT_GENERAL_DISCOVERABLE);
(*bt_app_a2d_cmd_cb)(BT_SINK_DISCONNECTED);
} 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);
(*bt_app_a2d_cmd_cb)(BT_SINK_CONNECTED);
}
break;
}
case ESP_A2D_AUDIO_STATE_EVT: {
a2d = (esp_a2d_cb_param_t *)(p_param);
ESP_LOGI(BT_AV_TAG, "A2DP audio state: %s", s_a2d_audio_state_str[a2d->audio_stat.state]);
if (ESP_A2D_AUDIO_STATE_STARTED == a2d->audio_stat.state) {
s_audio = AUDIO_CONNECTED;
// verify that we can take control
if ((*bt_app_a2d_cmd_cb)(BT_SINK_AUDIO_STARTED, s_sample_rate)) {
// resynchronize events as¨PLAY might be sent before STARTED ...
s_audio = AUDIO_ACTIVATED;
// send PLAY there, in case it was sent before AUDIO_STATE
if (s_playing) (*bt_app_a2d_cmd_cb)(BT_SINK_PLAY);
// force metadata update
update_metadata(true);
actrls_set(controls, NULL);
} else if (s_playing) {
// if decoder is busy but BT is playing, stop it (would be better to not ACK this command, but don't know how)
esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_STOP, ESP_AVRC_PT_CMD_STATE_PRESSED);
}
} else if (ESP_A2D_AUDIO_STATE_STOPPED == a2d->audio_stat.state ||
ESP_A2D_AUDIO_STATE_REMOTE_SUSPEND == a2d->audio_stat.state) {
(*bt_app_a2d_cmd_cb)(BT_SINK_AUDIO_STOPPED);
s_audio = AUDIO_IDLE;
actrls_unset();
}
break;
}
case ESP_A2D_AUDIO_CFG_EVT: {
a2d = (esp_a2d_cb_param_t *)(p_param);
ESP_LOGI(BT_AV_TAG, "A2DP audio stream configuration, codec type %d", a2d->audio_cfg.mcc.type);
// for now only SBC stream is supported
if (a2d->audio_cfg.mcc.type == ESP_A2D_MCT_SBC) {
s_sample_rate = 16000;
char oct0 = a2d->audio_cfg.mcc.cie.sbc[0];
if (oct0 & (0x01 << 6)) {
s_sample_rate = 32000;
} else if (oct0 & (0x01 << 5)) {
s_sample_rate = 44100;
} else if (oct0 & (0x01 << 4)) {
s_sample_rate = 48000;
}
(*bt_app_a2d_cmd_cb)(BT_SINK_RATE, s_sample_rate);
ESP_LOGI(BT_AV_TAG, "Configure audio player %x-%x-%x-%x",
a2d->audio_cfg.mcc.cie.sbc[0],
a2d->audio_cfg.mcc.cie.sbc[1],
a2d->audio_cfg.mcc.cie.sbc[2],
a2d->audio_cfg.mcc.cie.sbc[3]);
ESP_LOGI(BT_AV_TAG, "Audio player configured, sample rate=%d", s_sample_rate);
}
break;
}
default:
ESP_LOGE(BT_AV_TAG, "%s unhandled evt %d", __func__, event);
break;
}
}
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_PLAYING_TIME;
esp_avrc_ct_send_metadata_cmd(APP_RC_CT_TL_GET_META_DATA, attr_mask);
// register notification if peer support the event_id
if (esp_avrc_rn_evt_bit_mask_operation(ESP_AVRC_BIT_MASK_OP_TEST, &s_avrc_peer_rn_cap,
ESP_AVRC_RN_TRACK_CHANGE)) {
esp_avrc_ct_send_register_notification_cmd(APP_RC_CT_TL_RN_TRACK_CHANGE, ESP_AVRC_RN_TRACK_CHANGE, 0);
}
}
static void bt_av_playback_changed(void)
{
if (esp_avrc_rn_evt_bit_mask_operation(ESP_AVRC_BIT_MASK_OP_TEST, &s_avrc_peer_rn_cap,
ESP_AVRC_RN_PLAY_STATUS_CHANGE)) {
esp_avrc_ct_send_register_notification_cmd(APP_RC_CT_TL_RN_PLAYBACK_CHANGE, ESP_AVRC_RN_PLAY_STATUS_CHANGE, 0);
}
}
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,
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);
}
}
void bt_av_notify_evt_handler(uint8_t event_id, esp_avrc_rn_param_t *event_parameter)
{
switch (event_id) {
case ESP_AVRC_RN_TRACK_CHANGE:
ESP_LOGI(BT_AV_TAG, "Track changed");
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);
// re-synchronize events
s_playing = (event_parameter->playback == ESP_AVRC_PLAYBACK_PLAYING);
if (event_parameter->playback == ESP_AVRC_PLAYBACK_PLAYING && s_audio != AUDIO_IDLE) {
// if decoder is busy then stop (would be better to not ACK this command, but don't know how)
if (s_audio == AUDIO_CONNECTED || !(*bt_app_a2d_cmd_cb)(BT_SINK_PLAY)) {
esp_avrc_ct_send_passthrough_cmd(tl++ & 0x0f, ESP_AVRC_PT_CMD_STOP, ESP_AVRC_PT_CMD_STATE_PRESSED);
} else {
update_metadata(false);
}
} else if (event_parameter->playback == ESP_AVRC_PLAYBACK_PAUSED) (*bt_app_a2d_cmd_cb)(BT_SINK_PAUSE);
else if (event_parameter->playback == ESP_AVRC_PLAYBACK_STOPPED) {
(*bt_app_a2d_cmd_cb)(BT_SINK_PROGRESS, 0, -1);
(*bt_app_a2d_cmd_cb)(BT_SINK_STOP);
}
bt_av_playback_changed();
break;
case ESP_AVRC_RN_PLAY_POS_CHANGED:
ESP_LOGD(BT_AV_TAG, "Play position changed: %d (ms)", event_parameter->play_pos);
(*bt_app_a2d_cmd_cb)(BT_SINK_PROGRESS, event_parameter->play_pos, -1);
bt_av_play_pos_changed();
break;
}
}
static void bt_av_hdl_avrc_ct_evt(uint16_t event, void *p_param)
{
ESP_LOGD(BT_RC_CT_TAG, "%s evt %d", __func__, event);
esp_avrc_ct_cb_param_t *rc = (esp_avrc_ct_cb_param_t *)(p_param);
switch (event) {
case ESP_AVRC_CT_CONNECTION_STATE_EVT: {
uint8_t *bda = rc->conn_stat.remote_bda;
ESP_LOGI(BT_RC_CT_TAG, "AVRC conn_state evt: state %d, [%02x:%02x:%02x:%02x:%02x:%02x]",
rc->conn_stat.connected, bda[0], bda[1], bda[2], bda[3], bda[4], bda[5]);
if (rc->conn_stat.connected) {
// get remote supported event_ids of peer AVRCP Target
esp_avrc_ct_send_get_rn_capabilities_cmd(APP_RC_CT_TL_GET_CAPS);
} else {
// clear peer notification capability record
s_avrc_peer_rn_cap.bits = 0;
}
break;
}
case ESP_AVRC_CT_PASSTHROUGH_RSP_EVT: {
ESP_LOGI(BT_RC_CT_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_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 == ESP_AVRC_MD_ATTR_PLAYING_TIME) s_metadata.duration = atoi((char*) rc->meta_rsp.attr_text);
else if (rc->meta_rsp.attr_id == ESP_AVRC_MD_ATTR_TITLE) strncpy(s_metadata.title, (char*) rc->meta_rsp.attr_text, METADATA_LEN);
else if (rc->meta_rsp.attr_id == ESP_AVRC_MD_ATTR_ARTIST) strncpy(s_metadata.artist, (char*) rc->meta_rsp.attr_text, METADATA_LEN);
else if (rc->meta_rsp.attr_id == ESP_AVRC_MD_ATTR_ALBUM) strncpy(s_metadata.album, (char*) rc->meta_rsp.attr_text, METADATA_LEN);
update_metadata(true);
free(rc->meta_rsp.attr_text);
break;
}
case ESP_AVRC_CT_CHANGE_NOTIFY_EVT: {
ESP_LOGD(BT_RC_CT_TAG, "AVRC event notification: %d", rc->change_ntf.event_id);
bt_av_notify_evt_handler(rc->change_ntf.event_id, &rc->change_ntf.event_parameter);
break;
}
case ESP_AVRC_CT_REMOTE_FEATURES_EVT: {
ESP_LOGI(BT_RC_CT_TAG, "AVRC remote features %x, TG features %x", rc->rmt_feats.feat_mask, rc->rmt_feats.tg_feat_flag);
break;
}
case ESP_AVRC_CT_GET_RN_CAPABILITIES_RSP_EVT: {
ESP_LOGI(BT_RC_CT_TAG, "remote rn_cap: count %d, bitmask 0x%x", rc->get_rn_caps_rsp.cap_count,
rc->get_rn_caps_rsp.evt_set.bits);
s_avrc_peer_rn_cap.bits = rc->get_rn_caps_rsp.evt_set.bits;
bt_av_new_track();
bt_av_playback_changed();
bt_av_play_pos_changed();
break;
}
default:
ESP_LOGE(BT_RC_CT_TAG, "%s unhandled evt %d", __func__, event);
break;
}
}
static void volume_set_by_controller(uint8_t volume)
{
ESP_LOGI(BT_RC_TG_TAG, "Volume is set by remote controller %d%%\n", (uint32_t)volume * 100 / 0x7f);
_lock_acquire(&s_volume_lock);
s_volume = volume;
_lock_release(&s_volume_lock);
(*bt_app_a2d_cmd_cb)(BT_SINK_VOLUME, volume);
}
static void volume_set_by_local_host(uint8_t volume)
{
ESP_LOGI(BT_RC_TG_TAG, "Volume is set locally to: %d%%", (uint32_t)volume * 100 / 0x7f);
_lock_acquire(&s_volume_lock);
s_volume = volume;
_lock_release(&s_volume_lock);
if (s_volume_notify) {
esp_avrc_rn_param_t rn_param;
rn_param.volume = s_volume;
esp_avrc_tg_send_rn_rsp(ESP_AVRC_RN_VOLUME_CHANGE, ESP_AVRC_RN_RSP_CHANGED, &rn_param);
s_volume_notify = false;
}
}
static void bt_av_hdl_avrc_tg_evt(uint16_t event, void *p_param)
{
ESP_LOGD(BT_RC_TG_TAG, "%s evt %d", __func__, event);
esp_avrc_tg_cb_param_t *rc = (esp_avrc_tg_cb_param_t *)(p_param);
switch (event) {
case ESP_AVRC_TG_CONNECTION_STATE_EVT: {
uint8_t *bda = rc->conn_stat.remote_bda;
ESP_LOGI(BT_RC_TG_TAG, "AVRC conn_state evt: state %d, [%02x:%02x:%02x:%02x:%02x:%02x]",
rc->conn_stat.connected, bda[0], bda[1], bda[2], bda[3], bda[4], bda[5]);
break;
}
case ESP_AVRC_TG_PASSTHROUGH_CMD_EVT: {
ESP_LOGI(BT_RC_TG_TAG, "AVRC passthrough cmd: key_code 0x%x, key_state %d", rc->psth_cmd.key_code, rc->psth_cmd.key_state);
break;
}
case ESP_AVRC_TG_SET_ABSOLUTE_VOLUME_CMD_EVT: {
ESP_LOGI(BT_RC_TG_TAG, "AVRC set absolute volume: %d%%", (int)rc->set_abs_vol.volume * 100/ 0x7f);
volume_set_by_controller(rc->set_abs_vol.volume);
break;
}
case ESP_AVRC_TG_REGISTER_NOTIFICATION_EVT: {
ESP_LOGI(BT_RC_TG_TAG, "AVRC register event notification: %d, param: 0x%x", rc->reg_ntf.event_id, rc->reg_ntf.event_parameter);
if (rc->reg_ntf.event_id == ESP_AVRC_RN_VOLUME_CHANGE) {
s_volume_notify = true;
esp_avrc_rn_param_t rn_param;
rn_param.volume = s_volume;
esp_avrc_tg_send_rn_rsp(ESP_AVRC_RN_VOLUME_CHANGE, ESP_AVRC_RN_RSP_INTERIM, &rn_param);
}
break;
}
case ESP_AVRC_TG_REMOTE_FEATURES_EVT: {
ESP_LOGI(BT_RC_TG_TAG, "AVRC remote features %x, CT features %x", rc->rmt_feats.feat_mask, rc->rmt_feats.ct_feat_flag);
break;
}
default:
ESP_LOGE(BT_RC_TG_TAG, "%s unhandled evt %d", __func__, event);
break;
}
}
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_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));
esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
if ((err = esp_bt_controller_init(&bt_cfg)) != ESP_OK) {
ESP_LOGE(BT_AV_TAG, "%s initialize controller failed: %s\n", __func__, esp_err_to_name(err));
return;
}
if ((err = esp_bt_controller_enable(ESP_BT_MODE_CLASSIC_BT)) != ESP_OK) {
ESP_LOGE(BT_AV_TAG, "%s enable controller failed: %s\n", __func__, esp_err_to_name(err));
return;
}
if ((err = esp_bluedroid_init()) != ESP_OK) {
ESP_LOGE(BT_AV_TAG, "%s initialize bluedroid failed: %s\n", __func__, esp_err_to_name(err));
return;
}
if ((err = esp_bluedroid_enable()) != ESP_OK) {
ESP_LOGE(BT_AV_TAG, "%s enable bluedroid failed: %s\n", __func__, esp_err_to_name(err));
return;
}
/* create application task */
bt_app_task_start_up();
/* Bluetooth device name, connection mode and profile set up */
bt_app_work_dispatch(bt_av_hdl_stack_evt, BT_APP_EVT_STACK_UP, NULL, 0, NULL);
#if (CONFIG_BT_SSP_ENABLED == true)
/* Set default parameters for Secure Simple Pairing */
esp_bt_sp_param_t param_type = ESP_BT_SP_IOCAP_MODE;
esp_bt_io_cap_t iocap = ESP_BT_IO_CAP_IO;
esp_bt_gap_set_security_param(param_type, &iocap, sizeof(uint8_t));
#endif
/*
* Set default parameters for Legacy Pairing
*/
esp_bt_pin_type_t pin_type = ESP_BT_PIN_TYPE_FIXED;
char * pin_code = config_alloc_get_default(NVS_TYPE_STR, "bt_sink_pin", STR(CONFIG_BT_SINK_PIN), 0);
if(strlen(pin_code)>ESP_BT_PIN_CODE_LEN){
ESP_LOGW(BT_AV_TAG, "BT Sink pin code [%s] too long. ", pin_code);
pin_code[ESP_BT_PIN_CODE_LEN] = '\0';
ESP_LOGW(BT_AV_TAG, "BT Sink pin truncated code [%s]. ", pin_code);
}
esp_bt_pin_code_t esp_pin_code;
bool bError=false;
memset(esp_pin_code, 0x00, sizeof(esp_pin_code) );
ESP_LOGW(BT_AV_TAG, "BT Sink pin code is: [%s] ", pin_code);
for(int i=0;i<strlen(pin_code);i++){
if(pin_code[i] < '0' || pin_code[i] > '9' ) {
ESP_LOGE(BT_AV_TAG,"Invalid number found in sequence");
bError=true;
}
esp_pin_code[i]= pin_code[i];
}
if(bError){
esp_pin_code[0]='1';
esp_pin_code[1]='2';
esp_pin_code[2]='3';
esp_pin_code[3]='4';
}
esp_bt_gap_set_pin(pin_type, strlen(pin_code), esp_pin_code);
}
void bt_sink_deinit(void)
{
/* this still does not work, can't figure out how to stop properly this BT stack */
bt_app_task_shut_down();
ESP_LOGI(BT_AV_TAG, "bt_app_task shutdown successfully");
if (esp_bluedroid_disable() != ESP_OK) return;
ESP_LOGI(BT_AV_TAG, "esp_bluedroid_disable called successfully");
if (esp_bluedroid_deinit() != ESP_OK) return;
ESP_LOGI(BT_AV_TAG, "esp_bluedroid_deinit called successfully");
if (esp_bt_controller_disable() != ESP_OK) return;
ESP_LOGI(BT_AV_TAG, "esp_bt_controller_disable called successfully");
if (esp_bt_controller_deinit() != ESP_OK) return;
ESP_LOGI(BT_AV_TAG, "bt stopped successfully");
}
static void bt_app_gap_cb(esp_bt_gap_cb_event_t event, esp_bt_gap_cb_param_t *param)
{
switch (event) {
case ESP_BT_GAP_AUTH_CMPL_EVT: {
if (param->auth_cmpl.stat == ESP_BT_STATUS_SUCCESS) {
ESP_LOGI(BT_AV_TAG, "authentication success: %s", param->auth_cmpl.device_name);
esp_log_buffer_hex(BT_AV_TAG, param->auth_cmpl.bda, ESP_BD_ADDR_LEN);
} else {
ESP_LOGE(BT_AV_TAG, "authentication failed, status:%d", param->auth_cmpl.stat);
}
break;
}
#if (CONFIG_BT_SSP_ENABLED == true)
case ESP_BT_GAP_CFM_REQ_EVT:
ESP_LOGI(BT_AV_TAG, "ESP_BT_GAP_CFM_REQ_EVT Please compare the numeric value: %d", param->cfm_req.num_val);
esp_bt_gap_ssp_confirm_reply(param->cfm_req.bda, true);
break;
case ESP_BT_GAP_KEY_NOTIF_EVT:
ESP_LOGI(BT_AV_TAG, "ESP_BT_GAP_KEY_NOTIF_EVT passkey:%d", param->key_notif.passkey);
break;
case ESP_BT_GAP_KEY_REQ_EVT:
ESP_LOGI(BT_AV_TAG, "ESP_BT_GAP_KEY_REQ_EVT Please enter passkey!");
break;
#endif
default: {
ESP_LOGI(BT_AV_TAG, "event: %d", event);
break;
}
}
return;
}
static void bt_av_hdl_stack_evt(uint16_t event, void *p_param)
{
ESP_LOGD(BT_AV_TAG, "%s evt %d", __func__, event);
switch (event) {
case BT_APP_EVT_STACK_UP: {
/* set up device name */
bt_name = (char * )config_alloc_get_default(NVS_TYPE_STR, "bt_name", CONFIG_BT_NAME, 0);
esp_bt_dev_set_device_name(bt_name);
free(bt_name);
esp_bt_gap_register_callback(bt_app_gap_cb);
/* initialize AVRCP controller */
esp_avrc_ct_init();
esp_avrc_ct_register_callback(bt_app_rc_ct_cb);
/* initialize AVRCP target */
assert (esp_avrc_tg_init() == ESP_OK);
esp_avrc_tg_register_callback(bt_app_rc_tg_cb);
esp_avrc_rn_evt_cap_mask_t evt_set = {0};
esp_avrc_rn_evt_bit_mask_operation(ESP_AVRC_BIT_MASK_OP_SET, &evt_set, ESP_AVRC_RN_VOLUME_CHANGE);
assert(esp_avrc_tg_set_rn_evt_cap(&evt_set) == ESP_OK);
/* initialize A2DP sink */
esp_a2d_register_callback(&bt_app_a2d_cb);
esp_a2d_sink_register_data_callback(bt_app_a2d_data_cb);
esp_a2d_sink_init();
/* set discoverable and connectable mode, wait to be connected */
esp_bt_gap_set_scan_mode(ESP_BT_CONNECTABLE, ESP_BT_GENERAL_DISCOVERABLE);
break;
}
default:
ESP_LOGE(BT_AV_TAG, "%s unhandled evt %d", __func__, event);
break;
}
}

35
components/platform_bluetooth/platform_bt_sink.h Normal file
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@@ -0,0 +1,35 @@
/*
This example code is in the Public Domain (or CC0 licensed, at your option.)
Unless required by applicable law or agreed to in writing, this
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
CONDITIONS OF ANY KIND, either express or implied.
*/
#ifndef __BT_APP_SINK_H__
#define __BT_APP_SINK_H__
#include <stdint.h>
#include <platform_bt_core.h>
typedef enum { BT_SINK_CONNECTED, BT_SINK_DISCONNECTED, BT_SINK_AUDIO_STARTED, BT_SINK_AUDIO_STOPPED, BT_SINK_PLAY, BT_SINK_STOP, BT_SINK_PAUSE,
BT_SINK_RATE, BT_SINK_VOLUME, BT_SINK_METADATA, BT_SINK_PROGRESS } bt_sink_cmd_t;
typedef bool (*bt_cmd_vcb_t)(bt_sink_cmd_t cmd, va_list args);
typedef void (*bt_data_cb_t)(const uint8_t *data, uint32_t len);
/**
* @brief init sink mode (need to be provided)
*/
void bt_sink_init(bt_cmd_vcb_t cmd_cb, bt_data_cb_t data_cb);
/**
* @brief deinit sink mode (need to be provided)
*/
void bt_sink_deinit(void);
/**
* @brief force disconnection
*/
void bt_disconnect(void);
#endif /* __BT_APP_SINK_H__*/

809
components/platform_bluetooth/platform_bt_source.c Normal file
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#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include "esp_log.h"
#include "esp_bt.h"
#include "esp_bt_device.h"
#include "esp_bt_main.h"
#include "esp_gap_bt_api.h"
#include "esp_a2dp_api.h"
#include "esp_console.h"
#include "esp_pthread.h"
#include "esp_system.h"
#include "esp_wifi.h"
#include "freertos/timers.h"
#include "argtable3/argtable3.h"
#include "platform_bt_core.h"
#include "platform_config.h"
#include "trace.h"
static const char * TAG = "platform";
extern int32_t output_bt_data(uint8_t *data, int32_t len);
extern void output_bt_tick(void);
extern char* output_state_str(void);
extern bool output_stopped(void);
int64_t connecting_timeout = 0;
static const char * art_a2dp_connected[]={"\n",
" ___ _____ _____ _____ _ _ _ ",
" /\\ |__ \\| __ \\| __ \\ / ____| | | | | |",
" / \\ ) | | | | |__) | | | ___ _ __ _ __ ___ ___| |_ ___ __| | |",
" / /\\ \\ / /| | | | ___/ | | / _ \\| '_ \\| '_ \\ / _ \\/ __| __/ _ \\/ _` | |",
" / ____ \\ / /_| |__| | | | |___| (_) | | | | | | | __/ (__| || __/ (_| |_|",
" /_/ \\_\\____|_____/|_| \\_____\\___/|_| |_|_| |_|\\___|\\___|\\__\\___|\\__,_(_)\n",
"\0"};
static const char * art_a2dp_connecting[]= {"\n",
" ___ _____ _____ _____ _ _ ",
" /\\ |__ \\| __ \\| __ \\ / ____| | | (_) ",
" / \\ ) | | | | |__) | | | ___ _ __ _ __ ___ ___| |_ _ _ __ __ _ ",
" / /\\ \\ / /| | | | ___/ | | / _ \\| '_ \\| '_ \\ / _ \\/ __| __| | '_ \\ / _` | ",
" / ____ \\ / /_| |__| | | | |___| (_) | | | | | | | __/ (__| |_| | | | | (_| |_ _ _ ",
" /_/ \\_\\____|_____/|_| \\_____\\___/|_| |_|_| |_|\\___|\\___|\\__|_|_| |_|\\__, (_|_|_)",
" __/ | ",
" |___/ \n",
"\0"};
static void bt_app_av_state_connecting(uint16_t event, void *param);
#define A2DP_TIMER_INIT connecting_timeout = esp_timer_get_time() +(CONFIG_A2DP_CONNECT_TIMEOUT_MS * 1000)
#define IS_A2DP_TIMER_OVER esp_timer_get_time() >= connecting_timeout
static void filter_inquiry_scan_result(esp_bt_gap_cb_param_t *param);
/* event for handler "bt_av_hdl_stack_up */
enum {
BT_APP_EVT_STACK_UP = 0,
};
/* A2DP global state */
enum {
APP_AV_STATE_IDLE,
APP_AV_STATE_DISCOVERING,
APP_AV_STATE_DISCOVERED,
APP_AV_STATE_UNCONNECTED,
APP_AV_STATE_CONNECTING,
APP_AV_STATE_CONNECTED,
APP_AV_STATE_DISCONNECTING,
};
char * APP_AV_STATE_DESC[] = {
"APP_AV_STATE_IDLE",
"APP_AV_STATE_DISCOVERING",
"APP_AV_STATE_DISCOVERED",
"APP_AV_STATE_UNCONNECTED",
"APP_AV_STATE_CONNECTING",
"APP_AV_STATE_CONNECTED",
"APP_AV_STATE_DISCONNECTING"
};
/* sub states of APP_AV_STATE_CONNECTED */
enum {
APP_AV_MEDIA_STATE_IDLE,
APP_AV_MEDIA_STATE_STARTING,
// APP_AV_MEDIA_STATE_BUFFERING,
APP_AV_MEDIA_STATE_STARTED,
APP_AV_MEDIA_STATE_STOPPING,
APP_AV_MEDIA_STATE_WAIT_DISCONNECT
};
#define BT_APP_HEART_BEAT_EVT (0xff00)
/// handler for bluetooth stack enabled events
static void bt_av_hdl_stack_evt(uint16_t event, void *p_param);
/// callback function for A2DP source
static void bt_app_a2d_cb(esp_a2d_cb_event_t event, esp_a2d_cb_param_t *param);
/// callback function for A2DP source audio data stream
static void a2d_app_heart_beat(void *arg);
/// A2DP application state machine
static void bt_app_av_sm_hdlr(uint16_t event, void *param);
/* A2DP application state machine handler for each state */
static void bt_app_av_state_unconnected(uint16_t event, void *param);
static void bt_app_av_state_connecting(uint16_t event, void *param);
static void bt_app_av_state_connected(uint16_t event, void *param);
static void bt_app_av_state_disconnecting(uint16_t event, void *param);
static esp_bd_addr_t s_peer_bda = {0};
static uint8_t s_peer_bdname[ESP_BT_GAP_MAX_BDNAME_LEN + 1];
static int s_a2d_state = APP_AV_STATE_IDLE;
static int s_media_state = APP_AV_MEDIA_STATE_IDLE;
static uint32_t s_pkt_cnt = 0;
static TimerHandle_t s_tmr;
static struct {
int control_delay;
int connect_timeout_delay;
char * sink_name;
} squeezelite_conf;
void hal_bluetooth_init(const char * options)
{
struct {
struct arg_str *sink_name;
struct arg_int *control_delay;
struct arg_int *connect_timeout_delay;
struct arg_end *end;
} squeezelite_args;
ESP_LOGD(TAG,"Initializing Bluetooth HAL");
squeezelite_args.sink_name = arg_str1("n", "name", "<sink name>", "the name of the bluetooth to connect to");
squeezelite_args.control_delay = arg_int0("d", "delay", "<control delay>", "the delay between each pass at the A2DP control loop");
squeezelite_args.connect_timeout_delay = arg_int0("t","timeout", "<timeout>", "the timeout duration for connecting to the A2DP sink");
squeezelite_args.end = arg_end(2);
ESP_LOGD(TAG,"Copying parameters");
char * opts = strdup(options);
char **argv = malloc(sizeof(char**)*15);
size_t argv_size=15;
// change parms so ' appear as " for parsing the options
for (char* p = opts; (p = strchr(p, '\'')); ++p) *p = '"';
ESP_LOGD(TAG,"Splitting arg line: %s", opts);
argv_size = esp_console_split_argv(opts, argv, argv_size);
ESP_LOGD(TAG,"Parsing parameters");
int nerrors = arg_parse(argv_size , argv, (void **) &squeezelite_args);
if (nerrors != 0) {
ESP_LOGD(TAG,"Parsing Errors");
arg_print_errors(stdout, squeezelite_args.end, "BT");
arg_print_glossary_gnu(stdout, (void **) &squeezelite_args);
free(opts);
free(argv);
return;
}
if(squeezelite_args.sink_name->count == 0)
{
squeezelite_conf.sink_name = config_alloc_get_default(NVS_TYPE_STR, "a2dp_sink_name", CONFIG_A2DP_SINK_NAME, 0);
if(squeezelite_conf.sink_name == NULL){
ESP_LOGW(TAG,"Unable to retrieve the a2dp sink name from nvs");
squeezelite_conf.sink_name = strdup(CONFIG_A2DP_SINK_NAME);
}
} else {
squeezelite_conf.sink_name=strdup(squeezelite_args.sink_name->sval[0]);
}
if(squeezelite_args.connect_timeout_delay->count == 0)
{
ESP_LOGD(TAG,"Using default connect timeout");
squeezelite_conf.connect_timeout_delay=CONFIG_A2DP_CONNECT_TIMEOUT_MS;
} else {
squeezelite_conf.connect_timeout_delay=squeezelite_args.connect_timeout_delay->ival[0];
}
if(squeezelite_args.control_delay->count == 0)
{
ESP_LOGD(TAG,"Using default control delay");
squeezelite_conf.control_delay=CONFIG_A2DP_CONTROL_DELAY_MS;
} else {
squeezelite_conf.control_delay=squeezelite_args.control_delay->ival[0];
}
ESP_LOGD(TAG,"Freeing options");
free(argv);
free(opts);
/*
* Bluetooth audio source init Start
*/
//running_test = false;
ESP_ERROR_CHECK(esp_bt_controller_mem_release(ESP_BT_MODE_BLE));
esp_bt_controller_config_t bt_cfg = BT_CONTROLLER_INIT_CONFIG_DEFAULT();
if (esp_bt_controller_init(&bt_cfg) != ESP_OK) {
ESP_LOGE(TAG,"%s initialize controller failed\n", __func__);
return;
}
if (esp_bt_controller_enable(ESP_BT_MODE_CLASSIC_BT) != ESP_OK) {
ESP_LOGE(TAG,"%s enable controller failed\n", __func__);
return;
}
if (esp_bluedroid_init() != ESP_OK) {
ESP_LOGE(TAG,"%s initialize bluedroid failed\n", __func__);
return;
}
if (esp_bluedroid_enable() != ESP_OK) {
ESP_LOGE(TAG,"%s enable bluedroid failed\n", __func__);
return;
}
/* create application task */
bt_app_task_start_up();
/* Bluetooth device name, connection mode and profile set up */
bt_app_work_dispatch(bt_av_hdl_stack_evt, BT_APP_EVT_STACK_UP, NULL, 0, NULL);
#if (CONFIG_BT_SSP_ENABLED == true)
/* Set default parameters for Secure Simple Pairing */
esp_bt_sp_param_t param_type = ESP_BT_SP_IOCAP_MODE;
esp_bt_io_cap_t iocap = ESP_BT_IO_CAP_IO;
esp_bt_gap_set_security_param(param_type, &iocap, sizeof(uint8_t));
#endif
/*
* Set default parameters for Legacy Pairing
* Use variable pin, input pin code when pairing
*/
esp_bt_pin_type_t pin_type = ESP_BT_PIN_TYPE_VARIABLE;
esp_bt_pin_code_t pin_code;
esp_bt_gap_set_pin(pin_type, 0, pin_code);
}
void hal_bluetooth_stop(void) {
/* this still does not work, can't figure out how to stop properly this BT stack */
bt_app_task_shut_down();
ESP_LOGI(TAG, "bt_app_task shutdown successfully");
if (esp_bluedroid_disable() != ESP_OK) return;
ESP_LOGI(TAG, "esp_bluedroid_disable called successfully");
if (esp_bluedroid_deinit() != ESP_OK) return;
ESP_LOGI(TAG, "esp_bluedroid_deinit called successfully");
if (esp_bt_controller_disable() != ESP_OK) return;
ESP_LOGI(TAG, "esp_bt_controller_disable called successfully");
if (esp_bt_controller_deinit() != ESP_OK) return;
ESP_LOGI(TAG, "bt stopped successfully");
}
static void bt_app_a2d_cb(esp_a2d_cb_event_t event, esp_a2d_cb_param_t *param)
{
bt_app_work_dispatch(bt_app_av_sm_hdlr, event, param, sizeof(esp_a2d_cb_param_t), NULL);
}
static void bt_app_gap_cb(esp_bt_gap_cb_event_t event, esp_bt_gap_cb_param_t *param)
{
switch (event) {
case ESP_BT_GAP_DISC_RES_EVT: {
filter_inquiry_scan_result(param);
break;
}
case ESP_BT_GAP_DISC_STATE_CHANGED_EVT: {
if (param->disc_st_chg.state == ESP_BT_GAP_DISCOVERY_STOPPED)
{
if (s_a2d_state == APP_AV_STATE_DISCOVERED)
{
ESP_LOGI(TAG,"Discovery completed. Ready to start connecting to %s. ",s_peer_bdname);
s_a2d_state = APP_AV_STATE_UNCONNECTED;
}
else
{
// not discovered, continue to discover
ESP_LOGI(TAG,"Device discovery failed, continue to discover...");
esp_bt_gap_start_discovery(ESP_BT_INQ_MODE_GENERAL_INQUIRY, 10, 0);
}
}
else if (param->disc_st_chg.state == ESP_BT_GAP_DISCOVERY_STARTED) {
ESP_LOGI(TAG,"Discovery started.");
}
else
{
ESP_LOGD(TAG,"This shouldn't happen. Discovery has only 2 states (for now).");
}
break;
}
case ESP_BT_GAP_RMT_SRVCS_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_BT_GAP_RMT_SRVCS_EVT));
break;
case ESP_BT_GAP_RMT_SRVC_REC_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_BT_GAP_RMT_SRVC_REC_EVT));
break;
case ESP_BT_GAP_AUTH_CMPL_EVT: {
if (param->auth_cmpl.stat == ESP_BT_STATUS_SUCCESS) {
ESP_LOGI(TAG,"authentication success: %s", param->auth_cmpl.device_name);
//esp_log_buffer_hex(param->auth_cmpl.bda, ESP_BD_ADDR_LEN);
} else {
ESP_LOGE(TAG,"authentication failed, status:%d", param->auth_cmpl.stat);
}
break;
}
case ESP_BT_GAP_PIN_REQ_EVT: {
ESP_LOGI(TAG,"ESP_BT_GAP_PIN_REQ_EVT min_16_digit:%d", param->pin_req.min_16_digit);
if (param->pin_req.min_16_digit) {
ESP_LOGI(TAG,"Input pin code: 0000 0000 0000 0000");
esp_bt_pin_code_t pin_code = {0};
esp_bt_gap_pin_reply(param->pin_req.bda, true, 16, pin_code);
} else {
ESP_LOGI(TAG,"Input pin code: 1234");
esp_bt_pin_code_t pin_code;
pin_code[0] = '1';
pin_code[1] = '2';
pin_code[2] = '3';
pin_code[3] = '4';
esp_bt_gap_pin_reply(param->pin_req.bda, true, 4, pin_code);
}
break;
}
#if (CONFIG_BT_SSP_ENABLED == true)
case ESP_BT_GAP_CFM_REQ_EVT:
ESP_LOGI(TAG,"ESP_BT_GAP_CFM_REQ_EVT Please compare the numeric value: %d", param->cfm_req.num_val);
esp_bt_gap_ssp_confirm_reply(param->cfm_req.bda, true);
break;
case ESP_BT_GAP_KEY_NOTIF_EVT:
ESP_LOGI(TAG,"ESP_BT_GAP_KEY_NOTIF_EVT passkey:%d", param->key_notif.passkey);
break;
ESP_LOGI(TAG,"ESP_BT_GAP_KEY_REQ_EVT Please enter passkey!");
break;
#endif
default: {
ESP_LOGI(TAG,"event: %d", event);
break;
}
}
return;
}
static void a2d_app_heart_beat(void *arg)
{
bt_app_work_dispatch(bt_app_av_sm_hdlr, BT_APP_HEART_BEAT_EVT, NULL, 0, NULL);
}
static void bt_app_av_sm_hdlr(uint16_t event, void *param)
{
switch (s_a2d_state) {
case APP_AV_STATE_DISCOVERING:
ESP_LOGV(TAG,"state %s, evt 0x%x, output state: %s", APP_AV_STATE_DESC[s_a2d_state], event, output_state_str());
break;
case APP_AV_STATE_DISCOVERED:
ESP_LOGV(TAG,"state %s, evt 0x%x, output state: %s", APP_AV_STATE_DESC[s_a2d_state], event, output_state_str());
break;
case APP_AV_STATE_UNCONNECTED:
bt_app_av_state_unconnected(event, param);
break;
case APP_AV_STATE_CONNECTING:
bt_app_av_state_connecting(event, param);
break;
case APP_AV_STATE_CONNECTED:
bt_app_av_state_connected(event, param);
break;
case APP_AV_STATE_DISCONNECTING:
bt_app_av_state_disconnecting(event, param);
break;
default:
ESP_LOGE(TAG,"%s invalid state %d", __func__, s_a2d_state);
break;
}
}
static char *bda2str(esp_bd_addr_t bda, char *str, size_t size)
{
if (bda == NULL || str == NULL || size < 18) {
return NULL;
}
uint8_t *p = bda;
sprintf(str, "%02x:%02x:%02x:%02x:%02x:%02x",
p[0], p[1], p[2], p[3], p[4], p[5]);
return str;
}
static bool get_name_from_eir(uint8_t *eir, uint8_t *bdname, uint8_t *bdname_len)
{
uint8_t *rmt_bdname = NULL;
uint8_t rmt_bdname_len = 0;
if (!eir) {
return false;
}
rmt_bdname = esp_bt_gap_resolve_eir_data(eir, ESP_BT_EIR_TYPE_CMPL_LOCAL_NAME, &rmt_bdname_len);
if (!rmt_bdname) {
rmt_bdname = esp_bt_gap_resolve_eir_data(eir, ESP_BT_EIR_TYPE_SHORT_LOCAL_NAME, &rmt_bdname_len);
}
if (rmt_bdname) {
if (rmt_bdname_len > ESP_BT_GAP_MAX_BDNAME_LEN) {
rmt_bdname_len = ESP_BT_GAP_MAX_BDNAME_LEN;
}
if (bdname) {
memcpy(bdname, rmt_bdname, rmt_bdname_len);
bdname[rmt_bdname_len] = '\0';
}
if (bdname_len) {
*bdname_len = rmt_bdname_len;
}
return true;
}
return false;
}
static void filter_inquiry_scan_result(esp_bt_gap_cb_param_t *param)
{
char bda_str[18];
uint32_t cod = 0;
int32_t rssi = -129; /* invalid value */
uint8_t *eir = NULL;
uint8_t nameLen = 0;
esp_bt_gap_dev_prop_t *p;
if(s_a2d_state != APP_AV_STATE_DISCOVERING)
{
// Ignore messages that might have been queued already
// when we've discovered the target device.
return;
}
memset(s_peer_bdname, 0x00,sizeof(s_peer_bdname));
ESP_LOGI(TAG,"\n=======================\nScanned device: %s", bda2str(param->disc_res.bda, bda_str, 18));
for (int i = 0; i < param->disc_res.num_prop; i++) {
p = param->disc_res.prop + i;
switch (p->type) {
case ESP_BT_GAP_DEV_PROP_COD:
cod = *(uint32_t *)(p->val);
ESP_LOGI(TAG,"-- Class of Device: 0x%x", cod);
break;
case ESP_BT_GAP_DEV_PROP_RSSI:
rssi = *(int8_t *)(p->val);
ESP_LOGI(TAG,"-- RSSI: %d", rssi);
break;
case ESP_BT_GAP_DEV_PROP_EIR:
eir = (uint8_t *)(p->val);
ESP_LOGI(TAG,"-- EIR: %u", *eir);
break;
case ESP_BT_GAP_DEV_PROP_BDNAME:
nameLen = (p->len > ESP_BT_GAP_MAX_BDNAME_LEN) ? ESP_BT_GAP_MAX_BDNAME_LEN : (uint8_t)p->len;
memcpy(s_peer_bdname, (uint8_t *)(p->val), nameLen);
s_peer_bdname[nameLen] = '\0';
ESP_LOGI(TAG,"-- Name: %s", s_peer_bdname);
break;
default:
break;
}
}
if (!esp_bt_gap_is_valid_cod(cod)){
/* search for device with MAJOR service class as "rendering" in COD */
ESP_LOGI(TAG,"--Invalid class of device. Skipping.\n");
return;
}
else if (!(esp_bt_gap_get_cod_srvc(cod) & ESP_BT_COD_SRVC_RENDERING))
{
ESP_LOGI(TAG,"--Not a rendering device. Skipping.\n");
return;
}
/* search for device named "ESP_SPEAKER" in its extended inqury response */
if (eir) {
ESP_LOGI(TAG,"--Getting details from eir.\n");
get_name_from_eir(eir, s_peer_bdname, NULL);
ESP_LOGI(TAG,"--Device name is %s\n",s_peer_bdname);
}
if (strcmp((char *)s_peer_bdname, squeezelite_conf.sink_name) == 0) {
ESP_LOGI(TAG,"Found a target device! address %s, name %s", bda_str, s_peer_bdname);
ESP_LOGI(TAG,"=======================\n");
if(esp_bt_gap_cancel_discovery()!=ESP_ERR_INVALID_STATE)
{
ESP_LOGI(TAG,"Cancel device discovery ...");
memcpy(s_peer_bda, param->disc_res.bda, ESP_BD_ADDR_LEN);
s_a2d_state = APP_AV_STATE_DISCOVERED;
}
else
{
ESP_LOGE(TAG,"Cancel device discovery failed...");
}
}
else
{
ESP_LOGI(TAG,"Not the device we are looking for (%s). Continuing scan", squeezelite_conf.sink_name);
}
}
static void bt_av_hdl_stack_evt(uint16_t event, void *p_param)
{
switch (event) {
case BT_APP_EVT_STACK_UP: {
ESP_LOGI(TAG,"BT Stack going up.");
/* set up device name */
char * a2dp_dev_name = config_alloc_get_default(NVS_TYPE_STR, "a2dp_dev_name", CONFIG_A2DP_DEV_NAME, 0);
if(a2dp_dev_name == NULL){
ESP_LOGW(TAG,"Unable to retrieve the a2dp device name from nvs");
esp_bt_dev_set_device_name(CONFIG_A2DP_DEV_NAME);
}
else {
esp_bt_dev_set_device_name(a2dp_dev_name);
free(a2dp_dev_name);
}
ESP_LOGI(TAG,"Preparing to connect");
/* register GAP callback function */
esp_bt_gap_register_callback(bt_app_gap_cb);
/* initialize A2DP source */
esp_a2d_register_callback(&bt_app_a2d_cb);
esp_a2d_source_register_data_callback(&output_bt_data);
esp_a2d_source_init();
/* set discoverable and connectable mode */
esp_bt_gap_set_scan_mode(ESP_BT_CONNECTABLE, ESP_BT_GENERAL_DISCOVERABLE);
/* start device discovery */
ESP_LOGI(TAG,"Starting device discovery...");
s_a2d_state = APP_AV_STATE_DISCOVERING;
esp_bt_gap_start_discovery(ESP_BT_INQ_MODE_GENERAL_INQUIRY, 10, 0);
/* create and start heart beat timer */
do {
int tmr_id = 0;
s_tmr = xTimerCreate("connTmr", (CONFIG_A2DP_CONTROL_DELAY_MS / portTICK_RATE_MS),
pdTRUE, (void *)tmr_id, a2d_app_heart_beat);
xTimerStart(s_tmr, portMAX_DELAY);
} while (0);
break;
}
default:
ESP_LOGE(TAG,"%s unhandled evt %d", __func__, event);
break;
}
}
static void bt_app_av_media_proc(uint16_t event, void *param)
{
esp_a2d_cb_param_t *a2d = NULL;
switch (s_media_state) {
case APP_AV_MEDIA_STATE_IDLE: {
if (event == BT_APP_HEART_BEAT_EVT) {
if(!output_stopped())
{
ESP_LOGI(TAG,"Output state is %s, Checking if A2DP is ready.", output_state_str());
esp_a2d_media_ctrl(ESP_A2D_MEDIA_CTRL_CHECK_SRC_RDY);
}
} else if (event == ESP_A2D_MEDIA_CTRL_ACK_EVT) {
a2d = (esp_a2d_cb_param_t *)(param);
if (a2d->media_ctrl_stat.cmd == ESP_A2D_MEDIA_CTRL_CHECK_SRC_RDY &&
a2d->media_ctrl_stat.status == ESP_A2D_MEDIA_CTRL_ACK_SUCCESS
) {
ESP_LOGI(TAG,"a2dp media ready, starting playback!");
s_media_state = APP_AV_MEDIA_STATE_STARTING;
esp_a2d_media_ctrl(ESP_A2D_MEDIA_CTRL_START);
}
}
break;
}
case APP_AV_MEDIA_STATE_STARTING: {
if (event == ESP_A2D_MEDIA_CTRL_ACK_EVT) {
a2d = (esp_a2d_cb_param_t *)(param);
if (a2d->media_ctrl_stat.cmd == ESP_A2D_MEDIA_CTRL_START &&
a2d->media_ctrl_stat.status == ESP_A2D_MEDIA_CTRL_ACK_SUCCESS) {
ESP_LOGI(TAG,"a2dp media started successfully.");
s_media_state = APP_AV_MEDIA_STATE_STARTED;
} else {
// not started succesfully, transfer to idle state
ESP_LOGI(TAG,"a2dp media start failed.");
s_media_state = APP_AV_MEDIA_STATE_IDLE;
}
}
break;
}
case APP_AV_MEDIA_STATE_STARTED: {
if (event == BT_APP_HEART_BEAT_EVT) {
if(output_stopped()) {
ESP_LOGI(TAG,"Output state is %s. Stopping a2dp media ...", output_state_str());
s_media_state = APP_AV_MEDIA_STATE_STOPPING;
esp_a2d_media_ctrl(ESP_A2D_MEDIA_CTRL_STOP);
} else {
output_bt_tick();
}
}
break;
}
case APP_AV_MEDIA_STATE_STOPPING: {
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(APP_AV_MEDIA_STATE_STOPPING));
if (event == ESP_A2D_MEDIA_CTRL_ACK_EVT) {
a2d = (esp_a2d_cb_param_t *)(param);
if (a2d->media_ctrl_stat.cmd == ESP_A2D_MEDIA_CTRL_STOP &&
a2d->media_ctrl_stat.status == ESP_A2D_MEDIA_CTRL_ACK_SUCCESS) {
ESP_LOGI(TAG,"a2dp media stopped successfully...");
s_media_state = APP_AV_MEDIA_STATE_IDLE;
} else {
ESP_LOGI(TAG,"a2dp media stopping...");
esp_a2d_media_ctrl(ESP_A2D_MEDIA_CTRL_STOP);
}
}
break;
}
case APP_AV_MEDIA_STATE_WAIT_DISCONNECT:{
esp_a2d_source_disconnect(s_peer_bda);
s_a2d_state = APP_AV_STATE_DISCONNECTING;
ESP_LOGI(TAG,"a2dp disconnecting...");
}
}
}
static void bt_app_av_state_unconnected(uint16_t event, void *param)
{
switch (event) {
case ESP_A2D_CONNECTION_STATE_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_CONNECTION_STATE_EVT));
// this could happen if connection was established
// right after we timed out. Pass the call down to the connecting
// handler.
esp_a2d_cb_param_t *a2d = (esp_a2d_cb_param_t *)(param);
if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_CONNECTED){
bt_app_av_state_connecting(event, param);
}
break;
case ESP_A2D_AUDIO_STATE_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_AUDIO_STATE_EVT));
break;
case ESP_A2D_AUDIO_CFG_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_AUDIO_CFG_EVT));
break;
case ESP_A2D_MEDIA_CTRL_ACK_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_MEDIA_CTRL_ACK_EVT));
break;
case BT_APP_HEART_BEAT_EVT: {
switch (esp_bluedroid_get_status()) {
case ESP_BLUEDROID_STATUS_UNINITIALIZED:
ESP_LOGV(TAG,"BlueDroid Status is ESP_BLUEDROID_STATUS_UNINITIALIZED.");
break;
case ESP_BLUEDROID_STATUS_INITIALIZED:
ESP_LOGV(TAG,"BlueDroid Status is ESP_BLUEDROID_STATUS_INITIALIZED.");
break;
case ESP_BLUEDROID_STATUS_ENABLED:
ESP_LOGV(TAG,"BlueDroid Status is ESP_BLUEDROID_STATUS_ENABLED.");
break;
default:
break;
}
for(uint8_t l=0;art_a2dp_connecting[l][0]!='\0';l++){
ESP_LOGI(TAG,"%s",art_a2dp_connecting[l]);
}
ESP_LOGI(TAG,"Device: %s", s_peer_bdname);
if(esp_a2d_source_connect(s_peer_bda)==ESP_OK) {
A2DP_TIMER_INIT;
s_a2d_state = APP_AV_STATE_CONNECTING;
}
else {
// there was an issue connecting... continue to discover
ESP_LOGE(TAG,"Attempt at connecting failed, restart at discover...");
esp_bt_gap_start_discovery(ESP_BT_INQ_MODE_GENERAL_INQUIRY, 10, 0);
}
break;
}
default:
ESP_LOGE(TAG,"%s unhandled evt %d", __func__, event);
break;
}
}
static void bt_app_av_state_connecting(uint16_t event, void *param)
{
esp_a2d_cb_param_t *a2d = NULL;
switch (event) {
case ESP_A2D_CONNECTION_STATE_EVT: {
a2d = (esp_a2d_cb_param_t *)(param);
if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_CONNECTED) {
s_a2d_state = APP_AV_STATE_CONNECTED;
s_media_state = APP_AV_MEDIA_STATE_IDLE;
ESP_LOGD(TAG,"Setting scan mode to ESP_BT_NON_CONNECTABLE, ESP_BT_NON_DISCOVERABLE");
esp_bt_gap_set_scan_mode(ESP_BT_NON_CONNECTABLE, ESP_BT_NON_DISCOVERABLE);
ESP_LOGD(TAG,"Done setting scan mode. App state is now CONNECTED and media state IDLE.");
for(uint8_t l=0;art_a2dp_connected[l][0]!='\0';l++){
ESP_LOGI(TAG,"%s",art_a2dp_connected[l]);
}
} else if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_DISCONNECTED) {
s_a2d_state = APP_AV_STATE_UNCONNECTED;
}
break;
}
case ESP_A2D_AUDIO_STATE_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_AUDIO_STATE_EVT));
break;
case ESP_A2D_AUDIO_CFG_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_AUDIO_CFG_EVT));
break;
case ESP_A2D_MEDIA_CTRL_ACK_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_MEDIA_CTRL_ACK_EVT));
break;
case BT_APP_HEART_BEAT_EVT:
if (IS_A2DP_TIMER_OVER)
{
s_a2d_state = APP_AV_STATE_UNCONNECTED;
ESP_LOGW(TAG,"A2DP Connect time out! Setting state to Unconnected. ");
}
ESP_LOGV(TAG,"BT_APP_HEART_BEAT_EVT");
break;
default:
ESP_LOGE(TAG,"%s unhandled evt %d", __func__, event);
break;
}
}
static void bt_app_av_state_connected(uint16_t event, void *param)
{
esp_a2d_cb_param_t *a2d = NULL;
switch (event) {
case ESP_A2D_CONNECTION_STATE_EVT: {
a2d = (esp_a2d_cb_param_t *)(param);
if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_DISCONNECTED) {
ESP_LOGI(TAG,"a2dp disconnected");
s_a2d_state = APP_AV_STATE_UNCONNECTED;
esp_bt_gap_set_scan_mode(ESP_BT_CONNECTABLE, ESP_BT_GENERAL_DISCOVERABLE);
}
break;
}
case ESP_A2D_AUDIO_STATE_EVT: {
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_AUDIO_STATE_EVT));
a2d = (esp_a2d_cb_param_t *)(param);
if (ESP_A2D_AUDIO_STATE_STARTED == a2d->audio_stat.state) {
s_pkt_cnt = 0;
}
break;
}
case ESP_A2D_AUDIO_CFG_EVT:
// not suppposed to occur for A2DP source
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_AUDIO_CFG_EVT));
break;
case ESP_A2D_MEDIA_CTRL_ACK_EVT:{
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_MEDIA_CTRL_ACK_EVT));
bt_app_av_media_proc(event, param);
break;
}
case BT_APP_HEART_BEAT_EVT: {
ESP_LOGV(TAG,QUOTE(BT_APP_HEART_BEAT_EVT));
bt_app_av_media_proc(event, param);
break;
}
default:
ESP_LOGE(TAG,"%s unhandled evt %d", __func__, event);
break;
}
}
static void bt_app_av_state_disconnecting(uint16_t event, void *param)
{
esp_a2d_cb_param_t *a2d = NULL;
switch (event) {
case ESP_A2D_CONNECTION_STATE_EVT: {
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_CONNECTION_STATE_EVT));
a2d = (esp_a2d_cb_param_t *)(param);
if (a2d->conn_stat.state == ESP_A2D_CONNECTION_STATE_DISCONNECTED) {
ESP_LOGI(TAG,"a2dp disconnected");
s_a2d_state = APP_AV_STATE_UNCONNECTED;
esp_bt_gap_set_scan_mode(ESP_BT_CONNECTABLE, ESP_BT_GENERAL_DISCOVERABLE);
}
break;
}
case ESP_A2D_AUDIO_STATE_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_AUDIO_STATE_EVT));
break;
case ESP_A2D_AUDIO_CFG_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_AUDIO_CFG_EVT));
break;
case ESP_A2D_MEDIA_CTRL_ACK_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(ESP_A2D_MEDIA_CTRL_ACK_EVT));
break;
case BT_APP_HEART_BEAT_EVT:
ESP_LOG_DEBUG_EVENT(TAG,QUOTE(BT_APP_HEART_BEAT_EVT));
break;
default:
ESP_LOGE(TAG,"%s unhandled evt %d", __func__, event);
break;
}
}