// Calculate the similarity between two images;
float ReidDescriptor::onebyone(cv::Mat img1, cv::Mat img2)
{
int H = 80; int W = 64; // 128 & 128 /!\
cv::resize(img1, img1, cv::Size(W, H), CV_BILATERAL);
cv::resize(img2, img2, cv::Size(W, H), CV_BILATERAL);
cv::Mat MAP_KRNL_1, MAP_KRNL_2;
int HDanti_1, TLanti_1, HDanti_2, TLanti_2;
MAP_KRNL_1 = map_kernel(img1, H / 4, W / 4, 0.5, W / 5, H, W, TLanti_1, HDanti_1);
MAP_KRNL_2 = map_kernel(img2, H / 4, W / 4, 0.5, W / 5, H, W, TLanti_2, HDanti_2);
vector<int> NBINs;
NBINs.push_back(16);
NBINs.push_back(16);
NBINs.push_back(4);
cv::Mat Whsv1 = Whsv_estimation(img1, NBINs, MAP_KRNL_1, HDanti_1, TLanti_1);
cv::Mat Whsv2 = Whsv_estimation(img2, NBINs, MAP_KRNL_2, HDanti_2, TLanti_2);
//ReidDescriptor::drawHist(Whsv1);
//ReidDescriptor::drawHist(Whsv2);
//vector<float> www1 = Whsv1;
//vector<float> www2 = Whsv2;
float d = bhattacharyya(Whsv1, Whsv2);
return d;
}
/**
* Create a new task
* @author Ivan Gualandri
* @version 1.0
* @param task_name The name of the task
* @param start_function the entry point of the task.
*/
pid_t new_task(char *task_name, void (*start_function)()){
asm("cli");
task_t *new_task;
table_address_t local_table;
unsigned int new_pid = request_pid();
new_task = (task_t*)kmalloc(sizeof(task_t));
strcpy(new_task->name, task_name);
new_task->next = NULL;
new_task->start_function = start_function;
new_task->cur_quants=0;
new_task->pid = new_pid;
new_task->eip = (unsigned int)start_function;
new_task->esp = (unsigned int)kmalloc(STACK_SIZE) + STACK_SIZE-100;
new_task->tty = tty_get_current();
dbg_bochs_print(new_task->esp);
new_task->status = NEW;
new_task->registers = (task_register_t*)new_task->esp;
new_tss(new_task->registers, start_function);
local_table = map_kernel();
new_task->pdir = local_table.page_dir;
new_task->ptable = local_table.page_table;
//new_task->pdir = 0;
//new_task->ptable = 0;
enqueue_task(new_task->pid, new_task);
//(task_list.current)->cur_quants = MAX_TICKS;
asm("sti");
return new_pid;
}
/**
* Create a new task
* @author Ivan Gualandri
* @version 1.0
* @param task_name The name of the task
* @param start_function the entry point of the task.
*/
pid_t new_task(char *task_name, void (*start_function)()){
asm("cli");
task_t new_task;
table_address_t local_table;
unsigned int new_pid = request_pid();
strcpy(new_task.name, task_name);
new_task.start_function = start_function;
new_task.pid = new_pid;
new_task.eip = (unsigned int)start_function;
new_task.esp = (unsigned int) kmalloc(STACK_SIZE) + STACK_SIZE - 100;
new_task.state = READY;
new_task.registers = (task_register_t*)new_task.esp;
new_tss(new_task.registers, start_function);
local_table = map_kernel();
new_task.pdir = local_table.page_dir;
new_task.ptable = local_table.page_table;
add_task(new_task.pid, &new_task);
asm("sti");
return new_pid;
}
