Closed lymgithub closed 7 months ago
public static Mat toMat(InputStream is) throws IOException {
ByteArrayOutputStream os = new ByteArrayOutputStream(is.available());
byte[] buffer = new byte[4096];
int bytesRead;
while ((bytesRead = is.read(buffer)) != -1) {
os.write(buffer, 0, bytesRead);
}
is.close();
Mat encoded = new Mat(1, os.size(), CvType.CV_8U);
encoded.put(0, 0, os.toByteArray());
os.close();
Mat decoded = Imgcodecs.imdecode(encoded, -1);
encoded.release();
return decoded;
}
Mat img_mat = imread(....)不支持中文,有没有什么方法输入图片流 网上的方法大多是针对 org.opencv.core.Mat 的
有没有办法 将 InputStream 转为 org.bytedeco.opencv.opencv_core.Mat