From 4cf4a89f05c671041c217a724fc9b4b026eb9de9 Mon Sep 17 00:00:00 2001
From: AlexeyAB <alexeyab84@gmail.com>
Date: Fri, 01 Jun 2018 21:33:17 +0000
Subject: [PATCH] Minor fix
---
src/image.c | 70 +++++++++++++++++++++++++---------
1 files changed, 51 insertions(+), 19 deletions(-)
diff --git a/src/image.c b/src/image.c
index 003d5da..3ffd552 100644
--- a/src/image.c
+++ b/src/image.c
@@ -287,7 +287,7 @@
const int best_class = selected_detections[i].best_class;
printf("%s: %.0f%%", names[best_class], selected_detections[i].det.prob[best_class] * 100);
if (ext_output)
- printf("\t(left: %4.0f top: %4.0f w: %4.0f h: %4.0f)\n",
+ printf("\t(left_x: %4.0f top_y: %4.0f width: %4.0f height: %4.0f)\n",
(selected_detections[i].det.bbox.x - selected_detections[i].det.bbox.w / 2)*im.w,
(selected_detections[i].det.bbox.y - selected_detections[i].det.bbox.h / 2)*im.h,
selected_detections[i].det.bbox.w*im.w, selected_detections[i].det.bbox.h*im.h);
@@ -535,8 +535,8 @@
cvRectangle(show_img, pt1, pt2, color, width, 8, 0);
if (ext_output)
- printf(" (left: %4.0f top: %4.0f w: %4.0f h: %4.0f)\n",
- (float)left, (float)right, b.w*show_img->width, b.h*show_img->height);
+ printf("\t(left_x: %4.0f top_y: %4.0f width: %4.0f height: %4.0f)\n",
+ (float)left, (float)top, b.w*show_img->width, b.h*show_img->height);
else
printf("\n");
cvRectangle(show_img, pt_text_bg1, pt_text_bg2, color, width, 8, 0);
@@ -957,7 +957,7 @@
{
IplImage* src = 0;
int flag = -1;
- if (channels == 0) flag = -1;
+ if (channels == 0) flag = 1;
else if (channels == 1) flag = 0;
else if (channels == 3) flag = 1;
else {
@@ -975,7 +975,8 @@
}
image out = ipl_to_image(src);
cvReleaseImage(&src);
- rgbgr_image(out);
+ if (out.c > 1)
+ rgbgr_image(out);
return out;
}
@@ -988,8 +989,31 @@
return im;
}
-image get_image_from_stream_resize(CvCapture *cap, int w, int h, IplImage** in_img, int cpp_video_capture)
+image get_image_from_stream_cpp(CvCapture *cap)
{
+ //IplImage* src = cvQueryFrame(cap);
+ IplImage* src;
+ 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);
+ printf("Video stream: %d x %d \n", src->width, src->height);
+ }
+ else
+ src = get_webcam_frame(cap);
+
+ if (!src) return make_empty_image(0, 0, 0);
+ image im = ipl_to_image(src);
+ rgbgr_image(im);
+ return im;
+}
+
+image get_image_from_stream_resize(CvCapture *cap, int w, int h, int c, IplImage** in_img, int cpp_video_capture)
+{
+ c = c ? c : 3;
IplImage* src;
if (cpp_video_capture) {
static int once = 1;
@@ -1007,14 +1031,15 @@
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);
+ IplImage* new_img = cvCreateImage(cvSize(w, h), IPL_DEPTH_8U, c);
+ *in_img = cvCreateImage(cvSize(src->width, src->height), IPL_DEPTH_8U, c);
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);
+ if (c>1)
+ rgbgr_image(im);
return im;
}
@@ -1567,16 +1592,23 @@
void distort_image(image im, float hue, float sat, float val)
{
- rgb_to_hsv(im);
- scale_image_channel(im, 1, sat);
- scale_image_channel(im, 2, val);
- int i;
- for(i = 0; i < im.w*im.h; ++i){
- im.data[i] = im.data[i] + hue;
- if (im.data[i] > 1) im.data[i] -= 1;
- if (im.data[i] < 0) im.data[i] += 1;
- }
- hsv_to_rgb(im);
+ if (im.c >= 3)
+ {
+ rgb_to_hsv(im);
+ scale_image_channel(im, 1, sat);
+ scale_image_channel(im, 2, val);
+ int i;
+ for(i = 0; i < im.w*im.h; ++i){
+ im.data[i] = im.data[i] + hue;
+ if (im.data[i] > 1) im.data[i] -= 1;
+ if (im.data[i] < 0) im.data[i] += 1;
+ }
+ hsv_to_rgb(im);
+ }
+ else
+ {
+ scale_image_channel(im, 0, val);
+ }
constrain_image(im);
}
--
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