From b5bd2fd880ea80659e879ec4939a5147217d7e2f Mon Sep 17 00:00:00 2001
From: karelknoest <karelknoest@gmail.com>
Date: Mon, 29 Dec 2014 14:53:17 +0100
Subject: [PATCH] Improved documentation and method comment to clarify that
 LineSegmentDetector::detect method accepts both Vec4i and Vec4f as return
 vector.

---
 modules/imgproc/include/opencv2/imgproc.hpp | 4 ++--
 modules/imgproc/src/lsd.cpp                 | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/modules/imgproc/include/opencv2/imgproc.hpp b/modules/imgproc/include/opencv2/imgproc.hpp
index 50cb2c94e..a434500b8 100644
--- a/modules/imgproc/include/opencv2/imgproc.hpp
+++ b/modules/imgproc/include/opencv2/imgproc.hpp
@@ -985,8 +985,8 @@ public:
 
     @param _image A grayscale (CV_8UC1) input image. If only a roi needs to be selected, use:
     `lsd_ptr-\>detect(image(roi), lines, ...); lines += Scalar(roi.x, roi.y, roi.x, roi.y);`
-    @param _lines A vector of Vec4f elements specifying the beginning and ending point of a line. Where
-    Vec4f is (x1, y1, x2, y2), point 1 is the start, point 2 - end. Returned lines are strictly
+    @param _lines A vector of Vec4i or Vec4f elements specifying the beginning and ending point of a line. Where
+    Vec4i/Vec4f is (x1, y1, x2, y2), point 1 is the start, point 2 - end. Returned lines are strictly
     oriented depending on the gradient.
     @param width Vector of widths of the regions, where the lines are found. E.g. Width of line.
     @param prec Vector of precisions with which the lines are found.
diff --git a/modules/imgproc/src/lsd.cpp b/modules/imgproc/src/lsd.cpp
index 347d8765c..cda073a61 100644
--- a/modules/imgproc/src/lsd.cpp
+++ b/modules/imgproc/src/lsd.cpp
@@ -191,8 +191,8 @@ public:
  *                  If only a roi needs to be selected, use
  *                  lsd_ptr->detect(image(roi), ..., lines);
  *                  lines += Scalar(roi.x, roi.y, roi.x, roi.y);
- * @param _lines    Return: A vector of Vec4f elements specifying the beginning and ending point of a line.
- *                          Where Vec4f is (x1, y1, x2, y2), point 1 is the start, point 2 - end.
+ * @param _lines    Return: A vector of Vec4i or Vec4f elements specifying the beginning and ending point of a line.
+ *                          Where Vec4i/Vec4f is (x1, y1, x2, y2), point 1 is the start, point 2 - end.
  *                          Returned lines are strictly oriented depending on the gradient.
  * @param width     Return: Vector of widths of the regions, where the lines are found. E.g. Width of line.
  * @param prec      Return: Vector of precisions with which the lines are found.