/**
* Function to capture a ppm
*/
void capture_ppm(FILE *f) {
uint32_t x, y;
uint32_t size_x, size_y;
uint32_t time, time2;
int write_time;
cc3_pixbuf_load ();
uint8_t *row = cc3_malloc_rows(1);
size_x = cc3_g_pixbuf_frame.width;
size_y = cc3_g_pixbuf_frame.height;
fprintf(f,"P6\n%d %d\n255\n",size_x,size_y );
time = cc3_timer_get_current_ms();
for (y = 0; y < size_y; y++) {
cc3_pixbuf_read_rows(row, 1);
for (x = 0; x < size_x * 3U; x++) {
uint8_t p = row[x];
if (fputc(p, f) == EOF) {
perror("fputc failed");
}
}
fprintf(stderr, ".");
fflush(stderr);
}
time2 = cc3_timer_get_current_ms();
write_time = time2 - time;
free(row);
}
/**
* Make the led passed in as parameter blink for ms
* milliseconds.
* The LED will be turned OFF as the last step of this function
*/
void blink_led( uint8_t led, uint32_t ms ) {
uint32_t INTERVAL = 40;
uint_least32_t start_time = cc3_timer_get_current_ms ();
bool led_on = true;
cc3_led_set_state(led, led_on);
do {
led_on = !led_on;
cc3_led_set_state(led, led_on);
cc3_timer_wait_ms(INTERVAL);
} while (cc3_timer_get_current_ms () < (start_time + ms));
cc3_led_set_state(led, false);
}
int main(void)
{
//VARIABLES
uint16_t x = 0, max_x = 0;
char speComm = 'O';
//INIT
initAll();
//START PROG
#ifdef PRINTF_MAIN
printf("BEGIN");
#endif
#ifdef PRINTF_MAIN
printf("\nAppuyer sur le boutton");
#endif
//initialisation du blanc
while(!cc3_button_get_state());//attente d'une pression du boutton
while(1)
{
#ifdef BENCH
uint16_t start_time, end_time;
start_time = cc3_timer_get_current_ms();
#endif
//IMG
if(imgAnalysis(&x, &max_x) == 0)
speComm = 'O';
else
speComm = 'R';
#ifdef PRINTF_ABS_FINAL
printf("\nmoyenneFinal: %d", x);
#endif
//Motor
motComm(x, max_x, speComm);
#ifdef BENCH
end_time = cc3_timer_get_current_ms();
printf ("\ntime:%d", end_time - start_time);
#endif
}
//END
#ifdef PRINTF_MAIN
printf ("\nEND");
#endif
return 0;
}
int main(void)
{
uint32_t init_time, current_time;
uint32_t grab_period;
char filename[16];
FILE *f;
grab_period = INIT_PHASE_GRAB_PERIOD; // At first grab every second
cc3_uart_init (0,
CC3_UART_RATE_115200,
CC3_UART_MODE_8N1,
CC3_UART_BINMODE_TEXT);
cc3_camera_init ();
// use MMC
cc3_filesystem_init();
cc3_camera_set_resolution(CC3_CAMERA_RESOLUTION_HIGH);
cc3_pixbuf_frame_set_subsample (CC3_SUBSAMPLE_NEAREST, 2, 2);
init_time = cc3_timer_get_current_ms();
uint32_t i = 0;
while(true)
{
i++;
printf("%d\n", i);
current_time = cc3_timer_get_current_ms() - init_time;
snprintf(filename, 16, "c:/%.5d.ppm", current_time);
f = fopen(filename, "w");
capture_ppm(f);
fclose(f);
if (current_time > INIT_PHASE_DURATION)
grab_period = NORMAL_PHASE_GRAB_PERIOD;
cc3_timer_wait_ms(grab_period);
}
return 0;
}
void update_time()
{
deltaTime += cc3_timer_get_current_ms() - prevTime;
prevTime = cc3_timer_get_current_ms();
}
int main (void)
{
cc3_histogram_pkt_t my_hist;
cc3_color_info_pkt_t s_pkt;
cc3_frame_diff_pkt_t fd_pkt;
cc3_timer_wait_ms (500);
cc3_gpio_set_mode (0, CC3_GPIO_MODE_SERVO);
cc3_gpio_set_mode (1, CC3_GPIO_MODE_SERVO);
cc3_gpio_set_mode (2, CC3_GPIO_MODE_SERVO);
cc3_gpio_set_mode (3, CC3_GPIO_MODE_SERVO);
// configure uarts
cc3_uart_init (0,
CC3_UART_RATE_115200,
CC3_UART_MODE_8N1,
CC3_UART_BINMODE_TEXT);
cc3_uart_init (1,
CC3_UART_RATE_38400,//CC3_UART_RATE_115200,
CC3_UART_MODE_8N1,
CC3_UART_BINMODE_BINARY);
// Make it so that stdout and stdin are not buffered
setvbuf (stdout, NULL, _IONBF, 0);
setvbuf (stdin, NULL, _IONBF, 0);
printf( "Opening UART1 file pointer\n" );
FILE *fp = cc3_uart_fopen(1, "r");
if (fp)
{
printf("Success");
int i = 0;
while (1)
{
fprintf(fp, "i = %08d\n", i++);
}
}
printf( "Calling camera init\n" );
cc3_camera_init ();
cc3_camera_set_colorspace (CAM_COLOURS);
cc3_camera_set_resolution (CAM_FORMAT);
cc3_pixbuf_frame_set_coi (CC3_CHANNEL_ALL);//for full 'colour_info'
//cc3_camera_set_colorspace (CC3_COLORSPACE_YCRCB);?All switches handled?
//cc3_camera_set_resolution (CC3_CAMERA_RESOLUTION_HIGH);// 352, 288
//cc3_pixbuf_frame_set_subsample(CC3_SUBSAMPLE_RANDOM, 2, 2);
printf( "Camera init done\n%d x %d\n",
cc3_g_pixbuf_frame.raw_width, cc3_g_pixbuf_frame.raw_height );
// frame difference
fd_pkt.coi = CC3_CHANNEL_ALL;
fd_pkt.template_width = 16;//8;
fd_pkt.template_height = 16;//8;
fd_pkt.total_x = cc3_g_pixbuf_frame.width;
fd_pkt.total_y = cc3_g_pixbuf_frame.height;
fd_pkt.load_frame = 1; // load a new frame
fd_pkt.previous_template = malloc (fd_pkt.template_width * fd_pkt.template_height * sizeof (uint32_t));
if (fd_pkt.previous_template == NULL)
printf ("Malloc FD startup error!\r");
cc3_camera_set_auto_white_balance (true);
cc3_camera_set_auto_exposure (true);
// The LED test masks the stabilization delays (~2000ms)
printf ("Waiting for image to stabilize\n");
led_test ();
cc3_camera_set_auto_white_balance (false);
cc3_camera_set_auto_exposure (false);
// printf ("\nPush button on camera back to continue\n");
// while (!cc3_button_get_state ())
// ;
cc3_led_set_state (0, true);
cc3_pixbuf_load ();
my_hist.channel = CC3_CHANNEL_ALL;
my_hist.bins = 24;
my_hist.hist = malloc (my_hist.bins * sizeof (uint32_t));
while (true) {
printf ("<3 EE\n 0x%02X\n ", (unsigned int)cc3_timer_get_current_ms());
// Grab an image and take a frame difference of it
cc3_pixbuf_load ();
frame_diff (&fd_pkt);
// Rewind and take a histogram of it
cc3_pixbuf_rewind ();
//get_histogram (&my_hist);
// Rewind and get some stats
cc3_pixbuf_rewind ();
get_mean(&s_pkt);
printf( "min = [%d,%d,%d] mean = [%d,%d,%d] max = [%d,%d,%d] deviation = [%d,%d,%d] ",
s_pkt.min.channel[0],s_pkt.min.channel[1],s_pkt.min.channel[2],
s_pkt.mean.channel[0],s_pkt.mean.channel[1],s_pkt.mean.channel[2],
s_pkt.max.channel[0],s_pkt.max.channel[1],s_pkt.max.channel[2],
s_pkt.deviation.channel[0],s_pkt.deviation.channel[1],s_pkt.deviation.channel[2]
);
/* printf ("hist[%d] = ", my_hist.bins);
for (uint32_t i = 0; i < my_hist.bins; i++)
{
printf ("%08X ", my_hist.hist[i]);
// sample non-blocking serial routine
if (!cc3_uart_has_data (1))
{
cc3_gpio_set_servo_position (0, SERVO_MID);
cc3_gpio_set_servo_position (1, SERVO_MID);
}
}
*/
printf ("\n");
cc3_timer_wait_ms(400);
// if (cc3_button_get_state())
// break;
}
printf("\n\nAll done!\n");
return 0;
}
/* simple hello world, showing features and compiling*/
int main (void)
{
uint32_t start_time, end_time, val;
char c;
FILE *fp;
cc3_image_t img;
// init filesystem driver
cc3_filesystem_init ();
// configure uarts
cc3_uart_init (0, CC3_UART_RATE_115200, CC3_UART_MODE_8N1,
CC3_UART_BINMODE_TEXT);
// Make it so that stdout and stdin are not buffered
val = setvbuf (stdout, NULL, _IONBF, 0);
val = setvbuf (stdin, NULL, _IONBF, 0);
printf( "Calling camera init\n" );
cc3_camera_init ();
printf( "Camera init done\n" );
cc3_camera_set_colorspace (CC3_COLORSPACE_RGB);
cc3_camera_set_resolution (CC3_CAMERA_RESOLUTION_LOW);
cc3_camera_set_auto_white_balance (true);
cc3_camera_set_auto_exposure (true);
printf ("Hello World...\n");
cc3_led_set_state (0, false);
cc3_led_set_state (1, false);
cc3_led_set_state (2, false);
// sample wait command in ms
cc3_timer_wait_ms (1000);
cc3_led_set_state (0, true);
// sample showing how to write to the MMC card
printf ("Type y to test MMC card, type n if you do not have the card\n");
c = getchar ();
if (c == 'y' || c == 'Y') {
int result;
printf ("\nMMC test...\n");
fp = fopen ("c:/test.txt", "w");
if (fp == NULL) {
perror ("fopen failed");
}
fprintf (fp, "This will be written to the MMC...\n");
result = fclose (fp);
if (result == EOF) {
perror ("fclose failed");
}
printf ("A string was written to test.txt on the mmc card.\n");
}
// sample showing how to read button
printf ("push button on camera back to continue\n");
start_time = cc3_timer_get_current_ms ();
while (!cc3_button_get_state ());
cc3_led_set_state (1, true);
// sample showing how to use timer
printf ("It took you %dms to press the button\n",
cc3_timer_get_current_ms () - start_time);
// setup an image structure
cc3_pixbuf_load ();
img.channels = 3;
img.width = cc3_g_pixbuf_frame.width;
img.height = 1; // image will hold just 1 row for scanline processing
img.pix = cc3_malloc_rows (1);
printf ("Now we will use image data...\n");
val = 0;
/*
* Track the brightest red spot on the image
*/
while (1) {
int y;
uint16_t my_x, my_y;
uint8_t max_red;
cc3_pixel_t my_pix;
if (val & 0x1)
cc3_led_set_state (0, true);
else
cc3_led_set_state (0, false);
if (val & 0x2)
cc3_led_set_state (1, true);
else
cc3_led_set_state (1, false);
if (val & 0x3)
cc3_led_set_state (2, true);
else
cc3_led_set_state (2, false);
if (val & 0x4)
cc3_led_set_state (3, true);
else
cc3_led_set_state (3, false);
val++;
// This tells the camera to grab a new frame into the fifo and reset
// any internal location information.
cc3_pixbuf_frame_set_coi(CC3_CHANNEL_ALL);
cc3_pixbuf_load ();
// red search!
// *** slow method for red search
start_time = cc3_timer_get_current_ms();
max_red = 0;
my_x = 0;
my_y = 0;
y = 0;
while (cc3_pixbuf_read_rows (img.pix, 1)) {
// read a row into the image picture memory from the camera
for (uint16_t x = 0; x < img.width; x++) {
// get a pixel from the img row memory
cc3_get_pixel (&img, x, 0, &my_pix);
if (my_pix.channel[CC3_CHANNEL_RED] > max_red) {
max_red = my_pix.channel[CC3_CHANNEL_RED];
my_x = x;
my_y = y;
}
}
y++;
}
end_time = cc3_timer_get_current_ms();
printf ("Found max red value %d at %d, %d\n", max_red, my_x, my_y);
printf (" cc3_get_pixel version took %d ms to complete\n",
end_time - start_time);
// *** faster method for red search
cc3_pixbuf_rewind(); // use exactly the same pixbuf contents
start_time = cc3_timer_get_current_ms();
max_red = 0;
my_x = 0;
my_y = 0;
y = 0;
while (cc3_pixbuf_read_rows (img.pix, 1)) {
// read a row into the image picture memory from the camera
for (uint16_t x = 0; x < img.width * 3; x+=3) {
uint8_t red = ((uint8_t *) img.pix)[x + CC3_CHANNEL_RED];
if (red > max_red) {
max_red = red;
my_x = x;
my_y = y;
}
}
y++;
}
my_x /= 3; // correct channel offset
end_time = cc3_timer_get_current_ms();
printf ("Found max red value %d at %d, %d\n", max_red, my_x, my_y);
printf (" faster version took %d ms to complete\n",
end_time - start_time);
// *** even faster method for red search
cc3_pixbuf_rewind(); // use exactly the same pixbuf contents
cc3_pixbuf_frame_set_coi(CC3_CHANNEL_RED);
start_time = cc3_timer_get_current_ms();
max_red = 0;
my_x = 0;
my_y = 0;
y = 0;
while (cc3_pixbuf_read_rows (img.pix, 1)) {
// read a row into the image picture memory from the camera
for (uint16_t x = 0; x < img.width; x++) {
uint8_t red = ((uint8_t *) img.pix)[x];
if (red > max_red) {
max_red = red;
my_x = x;
my_y = y;
}
}
y++;
}
end_time = cc3_timer_get_current_ms();
printf ("Found max red value %d at %d, %d\n", max_red, my_x, my_y);
printf (" even faster version took %d ms to complete\n",
end_time - start_time);
printf("\n");
// sample non-blocking serial routine
if (!cc3_uart_has_data (0))
break;
}
free (img.pix); // don't forget to free!
printf ("You pressed %c to escape\n", fgetc (stdin));
// stdio actually works...
printf ("Type in a number followed by return to test scanf: ");
scanf ("%d", &val);
printf ("You typed %d\n", val);
printf ("Good work, now try something on your own...\n");
while (1);
return 0;
}
