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I'm doing the processing of files containing accents and special letters such as "No", so when you try to rotate the image or resize using Imgproc, the following error is issued:

Message on Rotate

" OpenCV Error: Assertion failed (src.cols > 0 && src.rows > 0) in cv::warpAffine, file ........\opencv\modules\imgproc\src\imgwarp.cpp, line 3455 Exception in thread "main" CvException [org.opencv.core.CvException: cv::Exception: ........\opencv\modules\imgproc\src\imgwarp.cpp:3455: error: (-215) src.cols > 0 && src.rows > 0 in function cv::warpAffine ] at org.opencv.imgproc.Imgproc.warpAffine_2(Native Method) at org.opencv.imgproc.Imgproc.warpAffine(Imgproc.java:9559) at juca.bastiao.Processor.autoRotate(Processor.java:258) at juca.bastiao.Processor.doResize(Processor.java:91) at juca.bastiao.Processor.resizeToFile(Processor.java:52) at juca.bastiao.Testes.main(Testes.java:30) "

Message on Resize

OpenCV Error: Assertion failed (ssize.area() > 0) in cv::resize, file ........\opencv\modules\imgproc\src\imgwarp.cpp, line 1834 Exception in thread "main" CvException [org.opencv.core.CvException: cv::Exception: ........\opencv\modules\imgproc\src\imgwarp.cpp:1834: error: (-215) ssize.area() > 0 in function cv::resize ] at org.opencv.imgproc.Imgproc.resize_1(Native Method) at org.opencv.imgproc.Imgproc.resize(Imgproc.java:8959) at juca.bastiao.Processor.doResize(Processor.java:111) at juca.bastiao.Processor.resizeToFile(Processor.java:52) at juca.bastiao.Testes.main(Testes.java:30)

I'm doing the processing of files containing accents and special letters such as "No", "º", so when you try to rotate the image or resize using Imgproc, the following error is issued:

String originalFileName = "D:\ºteste\teste4.jpg" Mat image = Highgui.imread(originalFileName);

int width = image.cols(); int height = image.rows();

double resizeRate = 0;

if (resizeToHeight <= 0) { resizeRate = ((resizeToWidth * 100.0) / width) / 100.0; }

if (resizeToWidth <= 0) { resizeRate = ((resizeToHeight * 100.0) / height) / 100.0; }

Mat resizeImage = new Mat();

if (resizeRate > 0) { Size sz = new Size(resizeRate * width, resizeRate * height); Imgproc.resize(image, resizeImage, sz); } else { Size sz = new Size(resizeToWidth, resizeToHeight); Imgproc.resize(image, resizeImage, sz); }

Message on Rotate

" OpenCV Error: Assertion failed (src.cols > 0 && src.rows > 0) in cv::warpAffine, file ........\opencv\modules\imgproc\src\imgwarp.cpp, line 3455 Exception in thread "main" CvException [org.opencv.core.CvException: cv::Exception: ........\opencv\modules\imgproc\src\imgwarp.cpp:3455: error: (-215) src.cols > 0 && src.rows > 0 in function cv::warpAffine ] at org.opencv.imgproc.Imgproc.warpAffine_2(Native Method) at org.opencv.imgproc.Imgproc.warpAffine(Imgproc.java:9559) at juca.bastiao.Processor.autoRotate(Processor.java:258) at juca.bastiao.Processor.doResize(Processor.java:91) at juca.bastiao.Processor.resizeToFile(Processor.java:52) at juca.bastiao.Testes.main(Testes.java:30) "

Message on Resize

OpenCV Error: Assertion failed (ssize.area() > 0) in cv::resize, file ........\opencv\modules\imgproc\src\imgwarp.cpp, line 1834 Exception in thread "main" CvException [org.opencv.core.CvException: cv::Exception: ........\opencv\modules\imgproc\src\imgwarp.cpp:1834: error: (-215) ssize.area() > 0 in function cv::resize ] at org.opencv.imgproc.Imgproc.resize_1(Native Method) at org.opencv.imgproc.Imgproc.resize(Imgproc.java:8959) at juca.bastiao.Processor.doResize(Processor.java:111) at juca.bastiao.Processor.resizeToFile(Processor.java:52) at juca.bastiao.Testes.main(Testes.java:30)

I'm doing the processing of files containing accents and special letters such as "º", so when you try to rotate the image or resize using Imgproc, the following error is issued:

String originalFileName = "D:\ºteste\teste4.jpg"
"D:\\ºteste\\teste4.jpg"
Mat image = Highgui.imread(originalFileName);
 
Highgui.imread(originalFileName);
int width = image.cols();
int height = image.rows();
 
image.rows();
double resizeRate = 0;
 
0;
if (resizeToHeight <= 0) {
resizeRate = ((resizeToWidth * 100.0) / width) / 100.0;
}
 
}
if (resizeToWidth <= 0) {
resizeRate = ((resizeToHeight * 100.0) / height) / 100.0;
}
 
}
Mat resizeImage = new Mat();
 
Mat();
if (resizeRate > 0) {
Size sz = new Size(resizeRate * width, resizeRate * height);
Imgproc.resize(image, resizeImage, sz);
} else {
Size sz = new Size(resizeToWidth, resizeToHeight);
Imgproc.resize(image, resizeImage, sz);
}}

I'm doing the processing of files containing accents and special letters such as "º", so when you try to rotate the image or resize using Imgproc, the following error is issued:

String originalFileName = "D:\\ºteste\\teste4.jpg"
Mat image =  Highgui.imread(originalFileName);

int width = image.cols();
int height = image.rows();

double resizeRate = 0;

if (resizeToHeight <= 0) {
    resizeRate = ((resizeToWidth * 100.0) / width) / 100.0;
}

if (resizeToWidth <= 0) {
    resizeRate = ((resizeToHeight * 100.0) / height) / 100.0;
}

Mat resizeImage = new Mat();

if (resizeRate > 0) {
    Size sz = new Size(resizeRate * width, resizeRate * height);
    Imgproc.resize(image, resizeImage, sz);
} else {
    Size sz = new Size(resizeToWidth, resizeToHeight);
    Imgproc.resize(image, resizeImage, sz);
}

Message on Rotate

" OpenCV Error: Assertion failed (src.cols > 0 && src.rows > 0) in cv::warpAffine, file ........\opencv\modules\imgproc\src\imgwarp.cpp, line 3455 Exception in thread "main" CvException [org.opencv.core.CvException: cv::Exception: ........\opencv\modules\imgproc\src\imgwarp.cpp:3455: error: (-215) src.cols > 0 && src.rows > 0 in function cv::warpAffine ] at org.opencv.imgproc.Imgproc.warpAffine_2(Native Method) at org.opencv.imgproc.Imgproc.warpAffine(Imgproc.java:9559) at juca.bastiao.Processor.autoRotate(Processor.java:258) at juca.bastiao.Processor.doResize(Processor.java:91) at juca.bastiao.Processor.resizeToFile(Processor.java:52) at juca.bastiao.Testes.main(Testes.java:30) "

Message on Resize

OpenCV Error: Assertion failed (ssize.area() > 0) in cv::resize, file ........\opencv\modules\imgproc\src\imgwarp.cpp, line 1834 Exception in thread "main" CvException [org.opencv.core.CvException: cv::Exception: ........\opencv\modules\imgproc\src\imgwarp.cpp:1834: error: (-215) ssize.area() > 0 in function cv::resize ] at org.opencv.imgproc.Imgproc.resize_1(Native Method) at org.opencv.imgproc.Imgproc.resize(Imgproc.java:8959) at juca.bastiao.Processor.doResize(Processor.java:111) at juca.bastiao.Processor.resizeToFile(Processor.java:52) at juca.bastiao.Testes.main(Testes.java:30)