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Code Issues Projects Releases Wiki Activity

better demo

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This commit is contained in:
Joseph Redmon
2016-06-23 00:09:36 -07:00
parent d7fd2acf05 178b1a569c
commit 52a6c30748
5 changed files with 49 additions and 42 deletions
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79
src/demo.c
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@ -15,9 +15,6 @@
#include "opencv2/imgproc/imgproc_c.h"
void convert_detections(float *predictions, int classes, int num, int square, int side, int w, int h, float thresh, float **probs, box *boxes, int only_objectness);
#define DELAY 0
static int delay = DELAY;
static char **demo_names;
static image *demo_labels;
static int demo_classes;
@ -43,14 +40,9 @@ void *fetch_in_thread(void *ptr)
{
in = get_image_from_stream(cap);
if(!in.data){
in = disp;
if(delay == DELAY) error("Stream closed.");
}else{
if(disp.data){
free_image(disp);
}
in_s = resize_image(in, net.w, net.h);
error("Stream closed.");
}
in_s = resize_image(in, net.w, net.h);
return 0;
}
@ -63,9 +55,7 @@ void *detect_in_thread(void *ptr)
float *prediction = network_predict(net, X);
memcpy(predictions[demo_index], prediction, l.outputs*sizeof(float));
if(delay == DELAY){
mean_arrays(predictions, FRAMES, l.outputs, avg);
}
mean_arrays(predictions, FRAMES, l.outputs, avg);
free_image(det_s);
convert_detections(avg, l.classes, l.n, l.sqrt, l.side, 1, 1, demo_thresh, probs, boxes, 0);
@ -80,11 +70,7 @@ void *detect_in_thread(void *ptr)
demo_index = (demo_index + 1)%FRAMES;
draw_detections(det, l.side*l.side*l.n, demo_thresh, boxes, probs, demo_names, demo_labels, demo_classes);
if(delay == 0){
delay = DELAY;
} else {
--delay;
}
return 0;
}
@ -97,8 +83,10 @@ double get_wall_time()
return (double)time.tv_sec + (double)time.tv_usec * .000001;
}
void demo(char *cfgfile, char *weightfile, float thresh, int cam_index, const char *filename, char **names, image *labels, int classes)
void demo(char *cfgfile, char *weightfile, float thresh, int cam_index, const char *filename, char **names, image *labels, int classes, int frame_skip)
{
//skip = frame_skip;
int delay = frame_skip;
demo_names = names;
demo_labels = labels;
demo_classes = classes;
@ -161,27 +149,44 @@ void demo(char *cfgfile, char *weightfile, float thresh, int cam_index, const ch
while(1){
++count;
if(pthread_create(&fetch_thread, 0, fetch_in_thread, 0)) error("Thread creation failed");
if(pthread_create(&detect_thread, 0, detect_in_thread, 0)) error("Thread creation failed");
//fetch_in_thread(0);
//detect_in_thread(0);
if(1){
if(pthread_create(&fetch_thread, 0, fetch_in_thread, 0)) error("Thread creation failed");
if(pthread_create(&detect_thread, 0, detect_in_thread, 0)) error("Thread creation failed");
show_image(disp, "Demo");
cvWaitKey(1);
//char buff[256];
//sprintf(buff, "coco/coco_%05d", count);
//save_image(disp, buff);
show_image(disp, "Demo");
int c = cvWaitKey(1);
if (c == 10){
if(frame_skip == 0) frame_skip = 60;
else if(frame_skip == 4) frame_skip = 0;
else if(frame_skip == 60) frame_skip = 4;
else frame_skip = 0;
}
//free_image(disp);
//cvWaitKey(10);
pthread_join(fetch_thread, 0);
pthread_join(detect_thread, 0);
pthread_join(fetch_thread, 0);
pthread_join(detect_thread, 0);
disp = det;
det = in;
det_s = in_s;
if(delay == 0){
free_image(disp);
disp = det;
}
det = in;
det_s = in_s;
}else {
fetch_in_thread(0);
det = in;
det_s = in_s;
detect_in_thread(0);
if(delay == 0) {
free_image(disp);
disp = det;
}
show_image(disp, "Demo");
cvWaitKey(1);
}
--delay;
if(delay < 0){
delay = frame_skip;
if(delay == DELAY){
double after = get_wall_time();
float curr = 1./(after - before);
fps = curr;
@ -190,7 +195,7 @@ void demo(char *cfgfile, char *weightfile, float thresh, int cam_index, const ch
}
}
#else
void demo(char *cfgfile, char *weightfile, float thresh, int cam_index, const char *filename, char **names, image *labels, int classes)
void demo(char *cfgfile, char *weightfile, float thresh, int cam_index, const char *filename, char **names, image *labels, int classes, int frame_skip)
{
fprintf(stderr, "Demo needs OpenCV for webcam images.\n");
}