mirror of
https://github.com/dellagd/Apple-ImageWriterII.git
synced 2024-09-27 05:55:01 +00:00
230 lines
6.1 KiB
C++
230 lines
6.1 KiB
C++
#include <opencv2/core/core.hpp>
|
|
#include <opencv2/opencv.hpp>
|
|
#include <opencv2/highgui/highgui.hpp>
|
|
#include <iostream>
|
|
|
|
#include <errno.h>
|
|
#include <fcntl.h>
|
|
#include <string.h>
|
|
#include <termios.h>
|
|
#include <unistd.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
|
|
#define CHAR_HEIGHT 8
|
|
#define DOT_WIDTH 720
|
|
#define HW_RATIO 1.35
|
|
/*
|
|
* In fast draft mode, set line spacing to 16/144
|
|
* The resulting dot ratio is height:width of 1.38:1
|
|
*/
|
|
|
|
using namespace cv;
|
|
using namespace std;
|
|
|
|
// Serial Functions
|
|
// Function credit: wallyk & RicoRico
|
|
int set_interface_attribs (int fd, int speed, int parity) {
|
|
struct termios tty;
|
|
memset (&tty, 0, sizeof tty);
|
|
if (tcgetattr (fd, &tty) != 0)
|
|
{
|
|
perror("error from tcgetattr");
|
|
return -1;
|
|
}
|
|
|
|
cfsetospeed (&tty, speed);
|
|
cfsetispeed (&tty, speed);
|
|
|
|
tty.c_cflag = (tty.c_cflag & ~CSIZE) | CS8; // 8-bit chars
|
|
// disable IGNBRK for mismatched speed tests; otherwise receive break
|
|
// as \000 chars
|
|
tty.c_iflag &= ~IGNBRK; // disable break processing
|
|
tty.c_lflag = 0; // no signaling chars, no echo,
|
|
// no canonical processing
|
|
tty.c_oflag = 0; // no remapping, no delays
|
|
tty.c_cc[VMIN] = 0; // read doesn't block
|
|
tty.c_cc[VTIME] = 5; // 0.5 seconds read timeout
|
|
tty.c_iflag &= ~(IXON | IXOFF | IXANY); // shut off xon/xoff ctrl
|
|
tty.c_cflag |= (CLOCAL | CREAD);// ignore modem controls,
|
|
// enable reading
|
|
tty.c_cflag &= ~(PARENB | PARODD); // shut off parity
|
|
tty.c_cflag |= parity;
|
|
tty.c_cflag &= ~CSTOPB;
|
|
tty.c_cflag &= ~CRTSCTS;
|
|
|
|
if (tcsetattr (fd, TCSANOW, &tty) != 0)
|
|
{
|
|
perror("error from tcsetattr");
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
// Function credit: wallyk & RicoRico
|
|
void set_blocking (int fd, int should_block) {
|
|
struct termios tty;
|
|
memset (&tty, 0, sizeof tty);
|
|
if (tcgetattr (fd, &tty) != 0)
|
|
{
|
|
perror("error from tggetattr");
|
|
return;
|
|
}
|
|
|
|
tty.c_cc[VMIN] = should_block ? 1 : 0;
|
|
tty.c_cc[VTIME] = 5; // 0.5 seconds read timeout
|
|
|
|
if (tcsetattr (fd, TCSANOW, &tty) != 0)
|
|
perror("error %d setting term attributes");
|
|
}
|
|
|
|
int init_port(char *portname){
|
|
int fd = open (portname, O_RDWR | O_NOCTTY | O_SYNC);
|
|
if (fd < 0)
|
|
{
|
|
perror("error opening file");
|
|
return 1;
|
|
}
|
|
|
|
set_interface_attribs (fd, B9600, 0); // set speed to 9,600 bps, 8n1 (no parity)
|
|
set_blocking (fd, 0); // set no blocking
|
|
|
|
return fd;
|
|
}
|
|
|
|
// Print Functions
|
|
void print_buffer(int iw, char *buf, size_t len){
|
|
char seg[250];
|
|
|
|
int i = 0;
|
|
while (i < len){
|
|
int amnt = 250;
|
|
if (len - i < 250) amnt = len - i;
|
|
memcpy(seg, (buf+i), amnt);
|
|
write(iw, seg, amnt);
|
|
i += 250;
|
|
//printf("Done segment!\n");
|
|
usleep(990000); //Don't overfill buffer
|
|
}
|
|
|
|
write(iw, "\n\r", 2);
|
|
}
|
|
|
|
void init_text(int iw){
|
|
char std_sp[4] = {27, 'A'};
|
|
write(iw, std_sp, 4);
|
|
}
|
|
|
|
void init_graphics(int iw, int bytes, int start){
|
|
if (bytes > 1500) printf("Too many bytes for one section!");
|
|
|
|
char gr_sp[4] = {27, 'T', '1', '6'};
|
|
write(iw, gr_sp, 4);
|
|
|
|
char num[5];
|
|
sprintf(num, "%04d", bytes);
|
|
char cmd[6] = {27, 71, 0, 0, 0, 0};
|
|
memcpy(cmd+2, num, 4);
|
|
write(iw, cmd, 6);
|
|
|
|
//sprintf(num, "%04d", start);
|
|
//cmd[1] = 70;
|
|
//memcpy(cmd+2, num, 4);
|
|
//write(iw, cmd, 6);
|
|
}
|
|
|
|
|
|
//OpenCV Functions
|
|
Mat load_img(char * filename){
|
|
Mat image;
|
|
image = imread(filename, CV_LOAD_IMAGE_COLOR); // Read the file
|
|
|
|
if(! image.data ) // Check for invalid input
|
|
{
|
|
cout << "Could not open or find the image" << std::endl ;
|
|
}
|
|
|
|
return image;
|
|
}
|
|
|
|
void print_section(int iw, Mat sec){
|
|
if (sec.rows > CHAR_HEIGHT) {
|
|
printf("Malformed image section\n");
|
|
return;
|
|
}
|
|
|
|
char *line = (char*)calloc(sizeof(char), sec.cols);
|
|
|
|
init_graphics(iw, sec.cols, 0);
|
|
for (int i = 0; i < sec.cols; i++){
|
|
for (int j = 0; j < CHAR_HEIGHT; j++){
|
|
if (j >= sec.rows) continue;
|
|
Scalar x = sec.at<uchar>(j, i);
|
|
line[i] |= (x.val[0] < 127) << j;
|
|
}
|
|
}
|
|
|
|
write(iw, line, sec.cols);
|
|
free(line);
|
|
}
|
|
|
|
void print_img(int iw, Mat img){
|
|
int rows = img.rows;
|
|
int cols = img.cols;
|
|
|
|
write(iw, "\n\r", 2);
|
|
for (size_t row = 0; row < rows; row += CHAR_HEIGHT){
|
|
int h = (row+CHAR_HEIGHT>rows)?(rows-row):CHAR_HEIGHT;
|
|
Rect roi(0, row, cols, h);
|
|
Mat section = img(roi);
|
|
print_section(iw, section);
|
|
write(iw, "\n\r", 2);
|
|
}
|
|
}
|
|
|
|
int main(int argc, char *argv[]){
|
|
if (argc != 2) printf("Please execute with filename of text file\n");
|
|
|
|
char txt[40];
|
|
char *portname = "/dev/ttyS0";
|
|
int iw = init_port(portname);
|
|
|
|
Mat image = load_img(argv[1]);
|
|
float pg_factor = 0.25;
|
|
float xScale = (pg_factor * DOT_WIDTH) / ((float)image.cols);
|
|
float yScale = xScale / HW_RATIO;
|
|
resize(image, image, Size(), xScale, yScale);
|
|
cvtColor(image, image, COLOR_RGB2GRAY);
|
|
threshold(image, image, 127, 255, THRESH_BINARY);
|
|
print_img(iw, image);
|
|
|
|
//namedWindow( "Display window", WINDOW_AUTOSIZE );// Create a window for display.
|
|
//imshow( "Display window", image ); // Show our image inside it.
|
|
//waitKey(0); // Wait for a keystroke in the window
|
|
|
|
/*int linelength = 128;
|
|
for(int foo = 0; foo < 16; foo++){
|
|
init_graphics(iw, linelength);
|
|
char s[1] = {0};
|
|
|
|
for (size_t i = 0; i < linelength; i++) {
|
|
s[0] = (0xFF&i);
|
|
write(iw, s, 1);
|
|
}
|
|
|
|
write(iw, strcpy(txt, "\n"), 1);
|
|
}
|
|
|
|
init_text(iw);
|
|
write(iw, "Test!\n\r", 7);
|
|
write(iw, "Test!\n\r", 7);
|
|
|
|
|
|
usleep ((7 + 25) * 10000); // sleep enough to transmit the 7 plus
|
|
// receive 25: approx 100 uS per char transmit
|
|
//char buf [100];
|
|
//int n = read (fd, buf, sizeof buf); // read up to 100 characters if ready to read
|
|
*/
|
|
return 0;
|
|
}
|