如何在C中播放MP3文件？

sudo apt-get install libmpg123-dev

brew install mpg123

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

int main(int argc, char *argv[]) {
    if (argc < 2) {
        printf("Usage: %s <mp3_file>\n", argv[0]);
        return 1;
    }

    const char *filename = argv[1];
    mpg123_handle *mh;
    int channels, encoding, rate;
    off_t buffer_size;
    size_t done;
    int ret;
    unsigned char *buffer;

    if (mpg123_init() != MPG123_OK) {
        fprintf(stderr, "Failed to initialize mpg123\n");
        return 1;
    }

    mh = mpg123_new(NULL, NULL);
    if (mh == NULL) {
        fprintf(stderr, "Failed to create mpg123 handle\n");
        mpg123_exit();
        return 1;
    }

    ret = mpg123_open(mh, filename);
    if (ret != MPG123_OK) {
        fprintf(stderr, "Failed to open file %s: %s\n", filename, mpg123_strerror(mh));
        mpg123_delete(mh);
        mpg123_exit();
        return 1;
    }

    mpg123_getformat(mh, &rate, &channels, &encoding);
    buffer_size = mpg123_outblock(mh);
    buffer = (unsigned char *)malloc(buffer_size);

    while (1) {
        ret = mpg123_read(mh, buffer, buffer_size, &done);
        if (ret == MPG123_DONE || ret == MPG123_NEW_FORMAT) {
            break;
        } else if (ret != MPG123_OK) {
            fprintf(stderr, "Error while decoding: %s\n", mpg123_strerror(mh));
            break;
        }

        // 在此处处理解码后的音频数据，例如将其发送到音频设备
    }

    free(buffer);
    mpg123_close(mh);
    mpg123_delete(mh);
    mpg123_exit();

    return 0;
}

gcc -o play_mp3 play_mp3.c -lmpg123
./play_mp3 <path_to_mp3_file>