imwrite function
Implementation
bool imwrite(String filename, VARP img, {List<int> params = const []}) {
final cFilename = filename.toNativeUtf8().cast<ffi.Char>();
final pParams = params.isEmpty ? ffi.nullptr : calloc<ffi.Int32>(params.length)
..asTypedList(params.length).setAll(0, params);
try {
return c.mnn_cv_imwrite(cFilename, img.ptr, pParams.cast(), params.length);
} finally {
malloc.free(cFilename);
calloc.free(pParams);
}
}