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fixed demo thing

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This commit is contained in:
Joseph Redmon 2018-03-25 05:48:43 -07:00
parent d3828827e7
commit f444f25e91
1 changed files with 156 additions and 104 deletions
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66
src/demo.c
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@ -30,13 +30,59 @@ static int running = 0;
static int demo_frame = 3;
static int demo_index = 0;
//static float **predictions;
//static float *avg;
static float **predictions;
static float *avg;
static int demo_done = 0;
static int demo_total = 0;
double demo_time;
detection *get_network_boxes(network *net, int w, int h, float thresh, float hier, int *map, int relative, int *num);
int size_network(network *net)
{
int i;
int count = 0;
for(i = 0; i < net->n; ++i){
layer l = net->layers[i];
if(l.type == YOLO || l.type == REGION || l.type == DETECTION){
count += l.outputs;
}
}
return count;
}
void remember_network(network *net)
{
int i;
int count = 0;
for(i = 0; i < net->n; ++i){
layer l = net->layers[i];
if(l.type == YOLO || l.type == REGION || l.type == DETECTION){
memcpy(predictions[demo_index] + count, net->layers[i].output, sizeof(float) * l.outputs);
count += l.outputs;
}
}
}
detection *avg_predictions(network *net, int *nboxes)
{
int i, j;
int count = 0;
fill_cpu(demo_total, 0, avg, 1);
for(j = 0; j < demo_frame; ++j){
axpy_cpu(demo_total, 1./demo_frame, predictions[j], 1, avg, 1);
}
for(i = 0; i < net->n; ++i){
layer l = net->layers[i];
if(l.type == YOLO || l.type == REGION || l.type == DETECTION){
memcpy(l.output, avg + count, sizeof(float) * l.outputs);
count += l.outputs;
}
}
detection *dets = get_network_boxes(net, buff[0].w, buff[0].h, demo_thresh, demo_hier, 0, 1, nboxes);
return dets;
}
void *detect_in_thread(void *ptr)
{
running = 1;
@ -50,13 +96,11 @@ void *detect_in_thread(void *ptr)
if(l.type == DETECTION){
get_detection_boxes(l, 1, 1, demo_thresh, probs, boxes, 0);
} else */
remember_network(net);
detection *dets = 0;
int nboxes = 0;
if (l.type == REGION){
dets = get_network_boxes(net, buff[0].w, buff[0].h, demo_thresh, demo_hier, 0, 1, &nboxes);
} else {
error("Last layer must produce detections\n");
}
dets = avg_predictions(net, &nboxes);
/*
int i,j;
@ -155,6 +199,14 @@ void demo(char *cfgfile, char *weightfile, float thresh, int cam_index, const ch
srand(2222222);
int i;
demo_total = size_network(net);
predictions = calloc(demo_frame, sizeof(float*));
for (i = 0; i < demo_frame; ++i){
predictions[i] = calloc(demo_total, sizeof(float));
}
avg = calloc(demo_total, sizeof(float));
if(filename){
printf("video file: %s\n", filename);
cap = cvCaptureFromFile(filename);