Files
hotsjbot/src/main/java/it/moze/entity/vision/serde/MatToBase64JpegSerializer.java
Giancarmine Salucci 5b9774df72 first commit
2025-06-06 22:44:47 +02:00

27 lines
851 B
Java

package it.moze.entity.vision.serde;
import java.io.IOException;
import java.util.Base64;
import org.opencv.core.Mat;
import org.opencv.core.MatOfByte;
import org.opencv.imgcodecs.Imgcodecs;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
public class MatToBase64JpegSerializer extends JsonSerializer<Mat> {
@Override
public void serialize(Mat mat, JsonGenerator gen, SerializerProvider serializers) throws IOException {
if (mat == null) {
gen.writeNull();
return;
}
MatOfByte bytes = new MatOfByte();
Imgcodecs.imencode(".jpg", mat, bytes);
String base64Image = Base64.getEncoder().encodeToString(bytes.toArray());
gen.writeString(base64Image);
}
}