linux c语言打开mp3

sudo apt-get update
sudo apt-get install libmpg123-dev

#include <stdio.h>
#include <mpg123.h>

int main(int argc, char *argv[]) {
    mpg123_handle *mh;
    unsigned char *buffer;
    size_t buffer_size;
    size_t done;
    int err;

    if (argc < 2) {
        fprintf(stderr, "Usage: %s <mp3 file>\n", argv[0]);
        return 1;
    }

    // 初始化mpg123库
    mpg123_init();
    mh = mpg123_new(NULL, &err);
    buffer_size = mpg123_outblock(mh);
    buffer = (unsigned char*) malloc(buffer_size);

    // 打开MP3文件
    mpg123_open(mh, argv[1]);
    mpg123_getformat(mh, NULL, NULL, NULL, NULL);

    while (1) {
        err = mpg123_read(mh, buffer, buffer_size, &done);
        if (err != MPG123_OK || done == 0) break;
        // 处理音频数据，例如播放或保存到文件
        // 这里只是简单地打印读取的字节数
        printf("Read %zu bytes\n", done);
    }

    // 清理资源
    free(buffer);
    mpg123_close(mh);
    mpg123_delete(mh);
    mpg123_exit();

    return 0;
}

gcc -o mp3_player mp3_player.c -lmpg123

./mp3_player example.mp3