---

/* Callback called by the library when call's media state has changed */
static void on_call_media_state(pjsua_call_id call_id)
{
    pjsua_call_info ci;
    pjsua_call_get_info(call_id, &ci);

    if (ci.media_status == PJSUA_CALL_MEDIA_ACTIVE) {
#ifdef USE_DYNAMIC_AUDIO_RATE
        pjsua_call_media_info *media = &ci.media;
        if (media->type == PJMEDIA_TYPE_AUDIO) {
            pjmedia_port *media_port = NULL;

            // В новых версиях PJSIP доступ идет через медиа-индекс, 
            // используем ваш рабочий вариант обращения к порту стрима:
            media_port = pjsua_var.calls[call_id].media[0].strm.a.media_port;
            if (!media_port) {
                printf("[MEDIA] Error: Failed to get call media port\n");
                return;
            }

            unsigned negotiated_rate = media_port->info.fmt.det.aud.clock_rate;
            
            /* 
             * ИСПРАВЛЕНИЕ: Получаем конфигурацию моста через официальный API,
             * чтобы избежать ошибки incomplete typedef 'pjmedia_conf'
             */
            pjsua_media_config media_cfg;
            pjsua_media_config_default(&media_cfg);
            
            if (pjsua_conf_get_config(&media_cfg) == PJ_SUCCESS) {
                unsigned current_bridge_rate = media_cfg.clock_rate;

                printf("Detected sound codec rate=%u Hz (Current Bridge=%u Hz)\n", 
                       negotiated_rate, current_bridge_rate);

                // Проверяем рассинхронизацию частот
                if (negotiated_rate != current_bridge_rate) {
                    printf("[MEDIA_ALIGN] Rate mismatch! Scheduling async pjsua_call_reinvite...\n");

                    struct reinvite_ctx *ctx = malloc(sizeof(struct reinvite_ctx));
                    pj_timer_entry *timer_entry = malloc(sizeof(pj_timer_entry));

                    if (ctx && timer_entry) {
                        ctx->call_id = call_id;
                        
                        pj_timer_entry_init(timer_entry, 0, ctx, &async_reinvite_cb);
                        
                        // Задержка 10 мс
                        pj_time_val delay = {0, 10}; 
                        pjsua_schedule_timer(timer_entry, &delay);
                    } else {
                        printf("[MEDIA_ALIGN] Error: OOM allocation for reinvite task failed\n");
                    }
                } else {
                    pjsua_var.media_cfg.snd_clock_rate = negotiated_rate;
                    printf("Rates match. Set snd_clock_rate=%u\n", pjsua_var.media_cfg.snd_clock_rate);
                }
            } else {
                printf("[MEDIA_ALIGN] Error: Failed to get bridge config\n");
            }
        }
#endif
        // When media is active, connect call to sound device.
        pjsua_conf_connect(ci.conf_slot, 0);
        pjsua_conf_connect(0, ci.conf_slot);
    }
}