Function JavaStringToString

android/app/src/main/jni/makeup_jni.cpp:42–54

}

std::string JavaStringToString(JNIEnv* env, jstring str) {
    if (env == nullptr || str == nullptr) {
        return "";
    }
    const jchar* chars = env->GetStringChars(str, NULL);
    if (chars == nullptr) {
        return "";
    }
    std::string u8_string = UTF16StringToUTF8String(
            reinterpret_cast<const char16_t*>(chars), env->GetStringLength(str));
    env->ReleaseStringChars(str, chars);
    return u8_string;
}

static PromptSlover prompt_slover;
static EncodeSlover encode_slover;