写一段java程序将视频文件转成二进制流写入kafka
下面是一个将视频文件转换为二进制流并写入Kafka的Java程序示例:
import org.apache.kafka.clients.producer.KafkaProducer;
import org.apache.kafka.clients.producer.ProducerConfig;
import org.apache.kafka.clients.producer.ProducerRecord;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Properties;
public class VideoToBinaryStreamer {
public static void main(String[] args) {
// Kafka配置
Properties props = new Properties();
props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:9092");
props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer");
props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.ByteArraySerializer");
KafkaProducer<String, byte[]> producer = new KafkaProducer<>(props);
// 读取视频文件并转换为二进制流
String filePath = "path/to/video/file.mp4";
byte[] videoBytes = readVideoFile(filePath);
// 将二进制流写入Kafka
String topic = "video-topic";
ProducerRecord<String, byte[]> record = new ProducerRecord<>(topic, null, videoBytes);
producer.send(record);
producer.close();
}
private static byte[] readVideoFile(String filePath) {
File file = new File(filePath);
byte[] videoBytes = new byte[(int) file.length()];
try (FileInputStream fis = new FileInputStream(file)) {
fis.read(videoBytes);
} catch (IOException e) {
e.printStackTrace();
}
return videoBytes;
}
}
请确保在运行程序之前已经正确设置了Kafka的相关配置,并将"path/to/video/file.mp4"替换为实际的视频文件路径。另外,还需要确保已经在项目中添加了Kafka的依赖
原文地址: https://www.cveoy.top/t/topic/iDnn 著作权归作者所有。请勿转载和采集!