// 打开目录 ret = avio_open_dir(&ctx, "./", NULL);
ret = avio_read_dir(ctx, &entry);
avio_free_directory_entry(&entry);
avio_close_dir(&ctx);
#include<stdio.h>
#include<libavformat/avformat.h>
#include <libavutil/log.h>
int main(int argc , char * argv[]){
int ret;
av_log_set_level(AV_LOG_INFO);
// 上下文
AVIODirContext *ctx = NULL;
AVIODirEntry *entry = NULL;
// 打开目录
ret = avio_open_dir(&ctx, "./", NULL);
if (ret < 0) {
av_log(NULL, AV_LOG_ERROR, "cant open dir");
return -1;
} else {
// av_log(NULL, AV_LOG_INFO, "open success %s",av_err2str(ret));
}
while (1) {
// 读取目录
ret = avio_read_dir(ctx, &entry);
if (ret < 0 ) {
av_log(NULL, AV_LOG_ERROR, "cant read dir : %s",av_err2str(ret));
// 防止内存泄漏
goto __fail;
} else {
// av_log(NULL, AV_LOG_INFO, "read dir success");
}
// 末尾
if (!entry) {
break;
}
av_log(NULL, AV_LOG_INFO, "%8"PRId64" %s \n",entry->size , entry->name);
// 释放资源
avio_free_directory_entry(&entry);
}
// 释放资源
__fail:
avio_close_dir(&ctx);
return 0;
}