From 1cbe79e9c7c60e334dec947754a93526ab752d67 Mon Sep 17 00:00:00 2001
From: mutantturkey <mutantturke@gmail.com>
Date: Thu, 2 Aug 2012 21:49:35 -0400
Subject: image is already a binary mask, we don't need the intermediate
 grayscaling step

---
 fly-tools/filter/main.cpp | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

(limited to 'fly-tools/filter')

diff --git a/fly-tools/filter/main.cpp b/fly-tools/filter/main.cpp
index 310950b..fd667fb 100644
--- a/fly-tools/filter/main.cpp
+++ b/fly-tools/filter/main.cpp
@@ -36,7 +36,6 @@ int main(int argc, char* argv[]) {
 
   IplImage *inputImg;
   IplImage *outputImg;
-  IplImage *grey;
   IplImage *labelImg;
 
   vector< pair<CvLabel, CvBlob*> > blobList;
@@ -81,13 +80,10 @@ int main(int argc, char* argv[]) {
   inputImg = cvLoadImage(inputFileName.c_str(), CV_LOAD_IMAGE_GRAYSCALE);
 
   outputImg = cvCreateImage(cvGetSize(inputImg), IPL_DEPTH_8U, 1); cvZero(outputImg);
-  grey = cvCreateImage(cvGetSize(inputImg), IPL_DEPTH_8U, 1);
-
-  cvCvtColor(inputImg, grey, CV_BGR2GRAY);
 
   // label blobs
-  labelImg = cvCreateImage(cvGetSize(grey),IPL_DEPTH_LABEL,1);
-  cvLabel(grey, labelImg, blobs);
+  labelImg = cvCreateImage(cvGetSize(inputImg),IPL_DEPTH_LABEL,1);
+  cvLabel(inputImg, labelImg, blobs);
 
   // copy and sort blobs
   copy(blobs.begin(), blobs.end(), back_inserter(blobList));
@@ -123,7 +119,7 @@ int main(int argc, char* argv[]) {
 
   // Release all the memory
   cvReleaseImage(&outputImg);
-  cvReleaseImage(&grey);
+  cvReleaseImage(&inputImg);
   cvReleaseImage(&labelImg);
   cvReleaseImage(&inputImg);
   cvReleaseBlobs(blobs);
-- 
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