Something

#include <stdio.h>#include <libavformat/avformat.h>int main(int argc, char **argv){    AVFormatContext *fmt_ctx;    char *source_file = "/Users/gheorghitacristian/Documents/audio/Dusky.mp4";        av_register_all();        if(avformat_open_input(&fmt_ctx, source_file, NULL, NULL) < 0)    {        fprintf(stderr, "Could not open file: %s\n", source_file);        exit(0);    }    else    {        printf("Fille opened succesfuly!\n");    }        return 0;}