From b5938098d12d5c9fe48e7cc71ae3d75b7306833f Mon Sep 17 00:00:00 2001
From: Alexey <AlexeyAB@users.noreply.github.com>
Date: Mon, 02 Jan 2017 12:33:31 +0000
Subject: [PATCH] Update Readme.md - pragma-libs in How to compile
---
src/image.c | 106 +++++++++++++++++++++++++++++++++++++++--------------
1 files changed, 78 insertions(+), 28 deletions(-)
diff --git a/src/image.c b/src/image.c
index 09718fb..d090cc7 100644
--- a/src/image.c
+++ b/src/image.c
@@ -53,6 +53,7 @@
for(y = 0; y < b.h; ++y){
for(x = 0; x < b.w; ++x){
float val = get_pixel_extend(a, x - border, y - border, k);
+ if(x - border < 0 || x - border >= a.w || y - border < 0 || y - border >= a.h) val = 1;
set_pixel(b, x, y, k, val);
}
}
@@ -70,12 +71,13 @@
return c;
}
-image get_label(image *characters, char *string)
+image get_label(image **characters, char *string, int size)
{
+ if(size > 7) size = 7;
image label = make_empty_image(0,0,0);
while(*string){
- image l = characters[(int)*string];
- image n = tile_images(label, l, -4);
+ image l = characters[size][(int)*string];
+ image n = tile_images(label, l, -size - 1 + (size+1)/2);
free_image(label);
label = n;
++string;
@@ -87,24 +89,19 @@
void draw_label(image a, int r, int c, image label, const float *rgb)
{
- float ratio = (float) label.w / label.h;
- int h = a.h * .04;
- h = label.h;
- h = a.h * .06;
- int w = ratio * h;
- image rl = resize_image(label, w, h);
+ int w = label.w;
+ int h = label.h;
if (r - h >= 0) r = r - h;
int i, j, k;
for(j = 0; j < h && j + r < a.h; ++j){
for(i = 0; i < w && i + c < a.w; ++i){
for(k = 0; k < label.c; ++k){
- float val = get_pixel(rl, i, j, k);
+ float val = get_pixel(label, i, j, k);
set_pixel(a, i+c, j+r, k, rgb[k] * val);
}
}
}
- free_image(rl);
}
void draw_box(image a, int x1, int y1, int x2, int y2, float r, float g, float b)
@@ -164,19 +161,23 @@
}
}
-image *load_alphabet()
+image **load_alphabet()
{
- int i;
- image *alphabet = calloc(128, sizeof(image));
- for(i = 32; i < 127; ++i){
- char buff[256];
- sprintf(buff, "data/labels/%d.png", i);
- alphabet[i] = load_image_color(buff, 0, 0);
+ int i, j;
+ const int nsize = 8;
+ image **alphabets = calloc(nsize, sizeof(image));
+ for(j = 0; j < nsize; ++j){
+ alphabets[j] = calloc(128, sizeof(image));
+ for(i = 32; i < 127; ++i){
+ char buff[256];
+ sprintf(buff, "data/labels/%d_%d.png", i, j);
+ alphabets[j][i] = load_image_color(buff, 0, 0);
+ }
}
- return alphabet;
+ return alphabets;
}
-void draw_detections(image im, int num, float thresh, box *boxes, float **probs, char **names, image *alphabet, int classes)
+void draw_detections(image im, int num, float thresh, box *boxes, float **probs, char **names, image **alphabet, int classes)
{
int i;
@@ -184,10 +185,16 @@
int class = max_index(probs[i], classes);
float prob = probs[i][class];
if(prob > thresh){
- //int width = pow(prob, 1./2.)*30+1;
+
int width = im.h * .012;
+
+ if(0){
+ width = pow(prob, 1./2.)*10+1;
+ alphabet = 0;
+ }
+
printf("%s: %.0f%%\n", names[class], prob*100);
- int offset = class*1 % classes;
+ int offset = class*123457 % classes;
float red = get_color(2,offset,classes);
float green = get_color(1,offset,classes);
float blue = get_color(0,offset,classes);
@@ -212,7 +219,7 @@
draw_box_width(im, left, top, right, bot, width, red, green, blue);
if (alphabet) {
- image label = get_label(alphabet, names[class]);
+ image label = get_label(alphabet, names[class], (im.h*.03)/10);
draw_label(im, top + width, left, label, rgb);
}
}
@@ -430,6 +437,28 @@
cvReleaseImage(&buffer);
}
cvShowImage(buff, disp);
+
+ {
+ CvSize size;
+ {
+ size.width = disp->width, size.height = disp->height;
+ }
+
+ static CvVideoWriter* output_video = NULL; // cv::VideoWriter output_video;
+ if (output_video == NULL)
+ {
+ printf("\n SRC output_video = %p \n", output_video);
+ const char* output_name = "test_dnn_out.avi";
+ //output_video = cvCreateVideoWriter(output_name, CV_FOURCC('H', '2', '6', '4'), 25, size, 1);
+ output_video = cvCreateVideoWriter(output_name, CV_FOURCC('D', 'I', 'V', 'X'), 25, size, 1);
+ //output_video = cvCreateVideoWriter(output_name, CV_FOURCC('M', 'J', 'P', 'G'), 25, size, 1);
+ printf("\n cvCreateVideoWriter, DST output_video = %p \n", output_video);
+ }
+
+ cvWriteFrame(output_video, disp);
+ printf("\n cvWriteFrame \n");
+ }
+
cvReleaseImage(&disp);
}
#endif
@@ -525,11 +554,8 @@
}
#endif
-void save_image(image im, const char *name)
+void save_image_png(image im, const char *name)
{
-#ifdef OPENCV
- save_image_jpg(im, name);
-#else
char buff[256];
//sprintf(buff, "%s (%d)", name, windows);
sprintf(buff, "%s.png", name);
@@ -543,6 +569,14 @@
int success = stbi_write_png(buff, im.w, im.h, im.c, data, im.w*im.c);
free(data);
if(!success) fprintf(stderr, "Failed to write image %s\n", buff);
+}
+
+void save_image(image im, const char *name)
+{
+#ifdef OPENCV
+ save_image_jpg(im, name);
+#else
+ save_image_png(im, name);
#endif
}
@@ -741,6 +775,22 @@
#endif
}
+image resize_max(image im, int max)
+{
+ int w = im.w;
+ int h = im.h;
+ if(w > h){
+ h = (h * max) / w;
+ w = max;
+ } else {
+ w = (w * max) / h;
+ h = max;
+ }
+ if(w == im.w && h == im.h) return im;
+ image resized = resize_image(im, w, h);
+ return resized;
+}
+
image resize_min(image im, int min)
{
int w = im.w;
@@ -1099,7 +1149,7 @@
show_image(c4, "C4");
#ifdef OPENCV
while(1){
- image aug = random_augment_image(im, 0, 320, 448, 320, .75);
+ image aug = random_augment_image(im, 0, .75, 320, 448, 320);
show_image(aug, "aug");
free_image(aug);
--
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