From 0948df52b850b908e7a74cb589d19fa29eb30368 Mon Sep 17 00:00:00 2001
From: Alexey <AlexeyAB@users.noreply.github.com>
Date: Tue, 08 May 2018 14:27:45 +0000
Subject: [PATCH] Merge pull request #741 from IlyaOvodov/Fix_detector_output
---
src/image.c | 17 +++++++++++++++--
1 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/src/image.c b/src/image.c
index 14105c7..467b95c 100644
--- a/src/image.c
+++ b/src/image.c
@@ -13,6 +13,7 @@
#ifdef OPENCV
#include "opencv2/highgui/highgui_c.h"
#include "opencv2/imgproc/imgproc_c.h"
+#include "opencv2/core/types_c.h"
#include "opencv2/core/version.hpp"
#ifndef CV_VERSION_EPOCH
#include "opencv2/videoio/videoio_c.h"
@@ -961,19 +962,31 @@
return im;
}
-image get_image_from_stream_resize(CvCapture *cap, int w, int h, IplImage** in_img, int use_webcam)
+image get_image_from_stream_resize(CvCapture *cap, int w, int h, IplImage** in_img, int cpp_video_capture)
{
IplImage* src;
- if (use_webcam) src = get_webcam_frame(cap);
+ if (cpp_video_capture) {
+ static int once = 1;
+ if (once) {
+ once = 0;
+ do {
+ src = get_webcam_frame(cap);
+ if (!src) return make_empty_image(0, 0, 0);
+ } while (src->width < 1 || src->height < 1 || src->nChannels < 1);
+ } else
+ src = get_webcam_frame(cap);
+ }
else src = cvQueryFrame(cap);
if (!src) return make_empty_image(0, 0, 0);
+ if (src->width < 1 || src->height < 1 || src->nChannels < 1) return make_empty_image(0, 0, 0);
IplImage* new_img = cvCreateImage(cvSize(w, h), IPL_DEPTH_8U, 3);
*in_img = cvCreateImage(cvSize(src->width, src->height), IPL_DEPTH_8U, 3);
cvResize(src, *in_img, CV_INTER_LINEAR);
cvResize(src, new_img, CV_INTER_LINEAR);
image im = ipl_to_image(new_img);
cvReleaseImage(&new_img);
+ if (cpp_video_capture) cvReleaseImage(&src);
rgbgr_image(im);
return im;
}
--
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