From 7b0a082dd4101d642d06af8d0678e286c43bd969 Mon Sep 17 00:00:00 2001 From: Gursimar Singh Date: Mon, 28 Oct 2024 13:55:45 +0530 Subject: [PATCH] Merge pull request #26326 from gursimarsingh:object_detection_fixed [BUG FIX] Object detection sample preprocessing #26326 PR resloves #26315 related to incorrect preprocessing for 'Image2BlobParams' in object detection sample. ### Pull Request Readiness Checklist See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [x] I agree to contribute to the project under Apache 2 License. - [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV - [x] The PR is proposed to the proper branch - [x] There is a reference to the original bug report and related work - [x] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [x] The feature is well documented and sample code can be built with the project CMake --- samples/dnn/object_detection.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/samples/dnn/object_detection.cpp b/samples/dnn/object_detection.cpp index 64b14c72eb..abbeada29a 100644 --- a/samples/dnn/object_detection.cpp +++ b/samples/dnn/object_detection.cpp @@ -399,7 +399,7 @@ void preprocess(const Mat& frame, Net& net, Size inpSize) else{ //![preprocess_call] Image2BlobParams imgParams( - scale, + Scalar::all(scale), size, meanv, swapRB, @@ -603,7 +603,7 @@ void postprocess(Mat& frame, const vector& outs, Net& net, int backend, vec } if (framework == "onnx"){ Image2BlobParams paramNet; - paramNet.scalefactor = scale; + paramNet.scalefactor = Scalar::all(scale); paramNet.size = Size(inpWidth, inpHeight); paramNet.mean = meanv; paramNet.swapRB = swapRB;