image-rotation Questions
2
Solved
I want to rotate a 351K PDF named 08-file.pdf using CLI tools. I've tried imagemagick:
convert 08-file.pdf -rotate 90 08-file-rotated.pdf
But the original quality:
Suffered serious degradatio...
Haddix asked 9/7, 2016 at 11:52
1
It appears that the raster package in R doesn't distinguish between positive and negative rotations of GeoTIFFs. I have a feeling that it is because R is ignoring the negative signs in the rotation...
Fetal asked 3/2, 2017 at 17:40
1
Solved
I have the following image I1. I did not capture it. I downloaded it from Google
I apply a known homography h to I1 to obtain the following image I2.
I want to assume that a camera has taken ...
Virgule asked 16/1, 2018 at 13:57
2
i saw many posts on viewing an image before uploading.
one post had a very supposed to be easy method to implement using FileReader:
function readURL(input) {
if (input.files && input.fil...
Ligula asked 28/9, 2013 at 22:16
1
I am trying to combine drag and drop resize image and rotating image on touch, and mine is behaving strange http://jsfiddle.net/littlechad/Kuaxn/
My code is as follows:
function update (activeAn...
Hamitic asked 24/4, 2013 at 11:49
3
Solved
I am trying to implement the Rotatory wheel in android, just like the image displayed below.I came across the tutorial from this link. But i want to implement just as shown in the below image.The w...
Dominant asked 19/4, 2012 at 6:28
8
Solved
I have researched enough to get this working but not able to fix it. After taking picture from camera as long as I have image stored as UIImage, it's fine but as soon as I stored this image as PNG ...
Menashem asked 1/6, 2012 at 12:23
1
Solved
Is there any way that I can straighten this image using OpenCV with Python? I was figuring it out using the different transformations but I cant get it.
Here is my code:
rows, cols, h = img.sha...
Allanson asked 2/2, 2017 at 6:54
1
I would like your help please on a WebCamera problem. I've used a library available from Nuget; WebEye.Controls.Wpf.WebCameraControl (version 1.0.0). The URL is https://www.nuget.org/packages/WebEy...
Fluoroscope asked 27/10, 2016 at 15:14
1
Solved
I either take photo or select a photo from gallery and show it in an ImageView as it should be (in terms of rotation). But, whenever I upload it to server, it always uploads in landscape mode, even...
Sigrid asked 15/9, 2016 at 16:3
1
Solved
I am working with OpenCV 3.1 and with Python.
My problem comes when I try to deskew (fix the tilt of) an image with text. I am using cv2.warpPerspective to make it possible, but the image loses a...
Lactoscope asked 7/9, 2016 at 13:39
3
Solved
I'm solving the rotate an NxN matrix in place question.
It seems that my code makes a rotation, but leaves an X over the image.
So I'm guessing it's rotating the edges incorrectly.
I'm attaching ...
Mcgowen asked 25/12, 2013 at 14:18
3
Solved
I am working on a project for estimating a UAV (quadcopter) location using optical-flow technique. I currently have a code that is using farneback algorithm from OpenCV. The current code is working...
Decastro asked 9/5, 2016 at 14:9
3
Solved
I have Google Maps icons which I need to rotate by certain angles before drawing on the map using MarkerImage. I do the rotation on-the-fly in Python using PIL, and the resulting image is of the sa...
Forge asked 21/6, 2011 at 15:47
1
I am using this node package:
https://www.npmjs.com/package/sharp
I use it to resize an image and then upload it to amazon S3.
Most images are find but some of them (I assume based on aspect rat...
Pejoration asked 12/3, 2016 at 14:56
1
I have a strange problem, when i do the rotation passing the literal angle value(i get the previous angle printed by console and put instead the variable) it works perfectly but if i run the code p...
Misread asked 1/1, 2016 at 13:42
1
Solved
I'm trying to rotate image using
void rotate(cv::Mat& src, double angle, cv::Mat& dst)
{
int len = std::max(src.cols, src.rows);
cv::Point2f pt(len / 2., len / 2.);
cv::Mat r = cv::getR...
Boliviano asked 6/12, 2015 at 6:27
2
I am developing an android application for Image Zooming,Drag,Rotation to the outside of screen limit. First I have to fit the image to the whole screen programmatically and perform the zooming,rot...
Backler asked 23/11, 2015 at 15:13
1
I got the sample min3d library code and sample from google.com.
It is working perfect and even working with the changed image.
Now I want to rotate the .obj file with touch event like rotating th...
Gabriello asked 30/5, 2012 at 11:51
2
Solved
How can I flip/rotate the label in C# Windows Forms?
I set the background image to my label.
At every time interval it moves three pixels to the right side. When it reaches the form end position ...
Famagusta asked 26/9, 2012 at 12:31
1
Solved
In a nutshell the purpose of the following code is to resize an image based on the target size and the multiplier (1x, 2x, 3x). This works fine except for some reason I haven't determined some imag...
Xiaoximena asked 23/10, 2015 at 20:5
1
Solved
I know that SO is full of Matrix questions, but I can't find a question where it is fully explained. I guess that any ImageView has a Matrix which is responsible for scaling, rotating and the posit...
Granadilla asked 12/7, 2013 at 13:0
5
Solved
What I want to do :
Suppose I have an image I that I rotate -45° using imrotate (I get I_R). Then I draw two lines AB and CD (parallels). Finally, I rotate the two lines back (45°) and draw them i...
Moreen asked 24/5, 2015 at 8:42
2
Solved
I'm developing a user-interface for positioning an image on a google map.
I started from : http://overlay-tiler.googlecode.com/svn/trunk/upload.html which is pretty close to what I want.
But inste...
Georgetown asked 29/1, 2014 at 15:20
2
Solved
Objective-C for iOS.
How do I rotate an image or view TO a particular angle.
I have tried the two methods below, but both rotate the AMOUNT of angle, not TO the angle.
Basically I would like to ca...
Berkley asked 14/7, 2010 at 9:38
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