89 lines
2.8 KiB
C++
89 lines
2.8 KiB
C++
/*
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* Copyright (C) 2014 Miguel Angel Astor Romero
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <jni.h>
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#include <android/log.h>
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#include <stdio.h>
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#include "marker.hpp"
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//#define CAN_LOG
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#ifdef CAN_LOG
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#define log(TAG, MSG) (__android_log_write(ANDROID_LOG_DEBUG, TAG, MSG))
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const char * TAG = "CVPROC_NATIVE";
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#else
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#define log(TAG, MSG) (1 + 1)
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#endif
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extern "C"{
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JNIEXPORT void JNICALL Java_ve_ucv_ciens_ccg_nxtar_MainActivity_getMarkerCodesAndLocations(JNIEnv* env, jobject jobj, jlong addrMatIn, jlong addrMatOut, jintArray codes){
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char codeMsg[128];
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std::vector<int> vCodes;
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log(TAG, "getMarkerCodesAndLocations(): Requesting native data.");
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cv::Mat& myuv = *(cv::Mat*)addrMatIn;
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cv::Mat& mbgr = *(cv::Mat*)addrMatOut;
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jint * _codes = env->GetIntArrayElements(codes, 0);
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log(TAG, "getMarkerCodesAndLocations(): Converting color space before processing.");
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cv::cvtColor(myuv, mbgr, CV_RGB2BGR);
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log(TAG, "getMarkerCodesAndLocations(): Finding markers.");
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nxtar::getAllMarkers(vCodes, mbgr);
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log(TAG, "getMarkerCodesAndLocations(): Copying marker codes.");
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for(int i = 0; i < vCodes.size() && i < 15; i++){
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_codes[i] = (jint)vCodes[i];
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}
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vCodes.clear();
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log(TAG, "getMarkerCodesAndLocations(): Releasing native data.");
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env->ReleaseIntArrayElements(codes, _codes, 0);
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}
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JNIEXPORT jboolean JNICALL Java_ve_ucv_ciens_ccg_nxtar_MainActivity_findCalibrationPattern(JNIEnv* env, jobject jobj, jlong addrMatIn, jlong addrMatOut, jfloatArray points){
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nxtar::points_vector v_points;
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bool found;
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log(TAG, "findCalibrationPattern(): Requesting native data.");
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cv::Mat& myuv = *(cv::Mat*)addrMatIn;
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cv::Mat& mbgr = *(cv::Mat*)addrMatOut;
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jfloat * _points = env->GetFloatArrayElements(points, 0);
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log(TAG, "findCalibrationPattern(): Converting color space before processing.");
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cv::cvtColor(myuv, mbgr, CV_RGB2BGR);
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log(TAG, "findCalibrationPattern(): Finding calibration pattern.");
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found = nxtar::findCalibrationPattern(v_points, mbgr);
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log(TAG, "findCalibrationPattern(): Copying calibration points.");
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for(size_t i = 0, p = 0; i < v_points.size(); i++, p += 2){
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_points[p] = (jfloat)v_points[i].x;
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_points[p + 1] = (jfloat)v_points[i].y;
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}
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log(TAG, "findCalibrationPattern(): Releasing native data.");
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env->ReleaseFloatArrayElements(points, _points, 0);
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return (jboolean)found;
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}
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}
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