haveImageReader function

bool haveImageReader(
  1. String filename
)

Returns true if the specified image can be decoded by OpenCV.

https://docs.opencv.org/4.10.0/d4/da8/group__imgcodecs.html#ga65d3569d8845d1210e1aeab8c199031c

Implementation

bool haveImageReader(String filename) {
  final cname = filename.toNativeUtf8().cast<ffi.Char>();
  final rval = cimgcodecs.cv_haveImageReader(cname);
  calloc.free(cname);
  return rval;
}