10.1_demo/src/main.c

/*********************
 *      INCLUDES
 *********************/
#ifndef _DEFAULT_SOURCE
#define _DEFAULT_SOURCE /* needed for usleep() */
#endif

#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <pthread.h>
#include <sys/time.h>
#include <signal.h>
#include <time.h>
#include "../lvgl/lvgl.h"
#include "e_port_disp.h"
#include "e_player_list.h"

// 全局变量声明
volatile sig_atomic_t running = true;

// ✅ 新增：LVGL 9.x 要求的 Tick 回调（替代纯 tick_inc 线程）
static uint32_t my_tick_cb(void)
{
    struct timeval tv;
    gettimeofday(&tv, NULL);
    return (tv.tv_sec * 1000) + (tv.tv_usec / 1000);
}

// 工具函数：字符串复制（安全处理）
static void safe_strcpy(char *dest, const char *src, size_t max_len) {
    if (src && dest && max_len > 0) {
        strncpy(dest, src, max_len - 1);
        dest[max_len - 1] = '\0';
    }
}

void *tick_thread(void *arg)
{
    (void)arg;
    struct timespec ts = {0, 1000000}; // 1ms 休眠（nanosleep 比 usleep 更稳定）
    while (running)
    {
        // pthread_mutex_lock(&lvgl_mutex);
        lv_tick_inc(1);
        // pthread_mutex_unlock(&lvgl_mutex);
        nanosleep(&ts, NULL); // 替代 usleep，降低 CPU 占用
    }
    return NULL;
}

// 信号处理函数
void handle_signal(int sig)
{
    (void)sig;
    running = false;
    LV_LOG_USER("signal_handler:sig=%d", sig);
}

int main(int argc, char **argv)
{
    (void)argc; /*Unused*/
    (void)argv; /*Unused*/

    if (argc > 1 && strcmp(argv[1], "--version") == 0)
    {
        // 输出格式：键=值，便于解析
        printf("version=%s\n", APP_VERSION);
        printf("display_count=%d\n", DISP_COUNT);
        printf("protocol_version=%d\n", PROTOCOL_VERSION);
        printf("width=%d\n", LV_USE_HOR_SIZE);
        printf("height=%d\n", LV_USE_VER_SIZE);
        return 0;
    }

    running = true;
    // 设置信号处理
    signal(SIGINT, handle_signal);
    signal(SIGTERM, handle_signal);
    signal(SIGABRT, handle_signal);

    /* 初始化LVGL */
    lv_init();
    lv_tick_set_cb(my_tick_cb);
    /* 初始化显示驱动 */
    int ret = init_dev();
    if (ret != 0)
    {
        printf("display init fail \n");
        return 1;
    }

    pthread_t tick_tid;
    pthread_create(&tick_tid, NULL, tick_thread, NULL);
    pthread_detach(tick_tid);
    printf("Starting LVGL tick thread\n");
    /*初始化文件系统*/
    lv_fs_posix_init();

    disp_handle_t disp = get_front_display();

    lv_obj_t *cont_col = lv_obj_create(disp.root_obj);
    lv_obj_set_size(cont_col, LV_PCT(90), 640);
    lv_obj_set_pos(cont_col, 0, 640);
    lv_obj_center(cont_col);
    // 设置方向为垂直排列
    lv_obj_set_flex_flow(cont_col, LV_FLEX_FLOW_COLUMN);
    // 对齐方式
    lv_obj_set_flex_align(cont_col, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER, LV_FLEX_ALIGN_CENTER);
    lv_obj_set_style_bg_color(cont_col, lv_color_hex(0xffffff), LV_PART_MAIN);


    //创建视频播放器
    VideoPlayer *video_player=video_player_init(0);
    e_player_area area={0};
    area.x = 0;
    area.y = 640;
    area.width = 800;
    area.height = 640;

    video_player_set_size(video_player,area);

    MediaPath *media_path = (MediaPath *)malloc(sizeof(MediaPath));
    if (!media_path)
    {
        printf("[download_callback] 内存不足,添加播放列表失败");
        return -1;
    }
    memset(media_path, 0, sizeof(MediaPath));

    safe_strcpy(media_path->path, "/usrdata/downloads/xxx.mp4", MAX_URL_LEN);
    safe_strcpy(media_path->item_id, "", MAX_ID_LEN);
    safe_strcpy(media_path->deviceId, "700000000010", MAX_DEVICE_ID);

    safe_strcpy(media_path->downloadUrl, "", MAX_URL_LEN);
    safe_strcpy(media_path->file_name, "/usrdata/downloads/xxx.mp4", MAX_NAME_LEN);

    media_path->type = 1; // 视频

    video_player_add_item(video_player, media_path);

    video_player_play(video_player);


    printf("启动主循环\n");
    // /* 主循环 */
    while (running)
    {
        // LOGI("启动主循环---------》》》");
        // pthread_mutex_lock(&lvgl_mutex);
        uint32_t wait_ms = lv_timer_handler();
        // pthread_mutex_unlock(&lvgl_mutex);
        //  LOGI("启动主循环---------<<<");
        //  边界处理：避免 CPU 满载
        wait_ms = (wait_ms == 0) ? 1 : wait_ms;
        wait_ms = (wait_ms > 500) ? 500 : wait_ms;
        lv_delay_ms(wait_ms); // ✅ LVGL 9.x 替代 lv_tick_wait 的正确方式
    }

    disp_exit();

    printf("app exit3 ~~~~~~~~~~\n");
    return 0;
}