+++ /dev/null
-#include <stdio.h>
-#include <string.h>
-#include <unistd.h>
-#include <SDL.h>
-#include <getopt.h>
-#include <errno.h>
-#include "../config.h"
-#include "../qrspec.h"
-#include "../qrinput.h"
-#include "../split.h"
-#include "../qrencode_inner.h"
-
-static SDL_Surface *screen = NULL;
-static int casesensitive = 1;
-static int eightbit = 0;
-static int version = 1;
-static int size = 4;
-static int margin = 4;
-static int structured = 0;
-static QRecLevel level = QR_ECLEVEL_L;
-static QRencodeMode hint = QR_MODE_8;
-
-static char **textv;
-static int textc;
-
-static const struct option options[] = {
- {"help" , no_argument , NULL, 'h'},
- {"level" , required_argument, NULL, 'l'},
- {"size" , required_argument, NULL, 's'},
- {"symversion" , required_argument, NULL, 'v'},
- {"margin" , required_argument, NULL, 'm'},
- {"structured" , no_argument , NULL, 'S'},
- {"kanji" , no_argument , NULL, 'k'},
- {"casesensitive", no_argument , NULL, 'c'},
- {"ignorecase" , no_argument , NULL, 'i'},
- {"8bit" , no_argument , NULL, '8'},
- {"version" , no_argument , NULL, 'V'},
- {NULL, 0, NULL, 0}
-};
-
-static char *optstring = "ho:l:s:v:m:Skci8V";
-
-static char levelChar[4] = {'L', 'M', 'Q', 'H'};
-static void usage(int help, int longopt)
-{
- fprintf(stderr,
-"view_qrcode version %s\n"
-"Copyright (C) 2008, 2009 Kentaro Fukuchi\n", VERSION);
- if(help) {
- if(longopt) {
- fprintf(stderr,
-"Usage: view_qrcode [OPTION]... [STRING]\n"
-"Encode input data in a QR Code and display.\n\n"
-" -h, --help display the help message. -h displays only the help of short\n"
-" options.\n\n"
-" -s NUMBER, --size=NUMBER\n"
-" specify the size of dot (pixel). (default=3)\n\n"
-" -l {LMQH}, --level={LMQH}\n"
-" specify error collectin level from L (lowest) to H (highest).\n"
-" (default=L)\n\n"
-" -v NUMBER, --symversion=NUMBER\n"
-" specify the version of the symbol. (default=auto)\n\n"
-" -m NUMBER, --margin=NUMBER\n"
-" specify the width of margin. (default=4)\n\n"
-" -S, --structured\n"
-" make structured symbols. Version must be specified.\n\n"
-" -k, --kanji assume that the input text contains kanji (shift-jis).\n\n"
-" -c, --casesensitive\n"
-" encode lower-case alphabet characters in 8-bit mode. (default)\n\n"
-" -i, --ignorecase\n"
-" ignore case distinctions and use only upper-case characters.\n\n"
-" -8, -8bit encode entire data in 8-bit mode. -k, -c and -i will be ignored.\n\n"
-" -V, --version\n"
-" display the version number and copyrights of the qrencode.\n\n"
-" [STRING] input data. If it is not specified, data will be taken from\n"
-" standard input.\n"
- );
- } else {
- fprintf(stderr,
-"Usage: view_qrcode [OPTION]... [STRING]\n"
-"Encode input data in a QR Code and display.\n\n"
-" -h display this message.\n"
-" --help display the usage of long options.\n"
-" -s NUMBER specify the size of dot (pixel). (default=3)\n"
-" -l {LMQH} specify error collectin level from L (lowest) to H (highest).\n"
-" (default=L)\n"
-" -v NUMBER specify the version of the symbol. (default=auto)\n"
-" -m NUMBER specify the width of margin. (default=4)\n"
-" -S make structured symbols. Version must be specified.\n"
-" -k assume that the input text contains kanji (shift-jis).\n"
-" -c encode lower-case alphabet characters in 8-bit mode. (default)\n"
-" -i ignore case distinctions and use only upper-case characters.\n"
-" -8 encode entire data in 8-bit mode. -k, -c and -i will be ignored.\n"
-" -V display the version number and copyrights of the qrencode.\n"
-" [STRING] input data. If it is not specified, data will be taken from\n"
-" standard input.\n"
- );
- }
- }
-}
-
-#define MAX_DATA_SIZE (7090 * 16) /* from the specification */
-static char *readStdin(void)
-{
- char *buffer;
- int ret;
-
- buffer = (char *)malloc(MAX_DATA_SIZE);
- ret = fread(buffer, 1, MAX_DATA_SIZE, stdin);
- if(ret == 0) {
- fprintf(stderr, "No input data.\n");
- exit(1);
- }
- if(!feof(stdin)) {
- fprintf(stderr, "Input data is too large.\n");
- exit(1);
- }
-
- buffer[ret] = '\0';
-
- return buffer;
-}
-
-static void draw_QRcode(QRcode *qrcode, int ox, int oy)
-{
- int x, y, width;
- unsigned char *p;
- SDL_Rect rect;
-
- ox += margin * size;
- oy += margin * size;
- width = qrcode->width;
- p = qrcode->data;
- for(y=0; y<width; y++) {
- for(x=0; x<width; x++) {
- rect.x = ox + x * size;
- rect.y = oy + y * size;
- rect.w = size;
- rect.h = size;
- SDL_FillRect(screen, &rect, (*p&1)?0:0xffffff);
- p++;
- }
- }
-}
-
-void draw_singleQRcode(QRinput *stream, int mask)
-{
- QRcode *qrcode;
- int width;
-
- QRinput_setVersion(stream, version);
- QRinput_setErrorCorrectionLevel(stream, level);
- qrcode = QRcode_encodeMask(stream, mask);
- if(qrcode == NULL) return;
-
- version = qrcode->version;
- width = (qrcode->width + margin * 2) * size;
-
- screen = SDL_SetVideoMode(width, width, 32, 0);
- SDL_FillRect(screen, NULL, 0xffffff);
- draw_QRcode(qrcode, 0, 0);
- SDL_Flip(screen);
- QRcode_free(qrcode);
-}
-
-void draw_structuredQRcode(QRinput_Struct *s)
-{
- int i, w, h, n, x, y;
- int swidth;
- QRcode_List *qrcodes, *p;
-
- qrcodes = QRcode_encodeInputStructured(s);
- if(qrcodes == NULL) return;
-
- swidth = (qrcodes->code->width + margin * 2) * size;
- n = QRcode_List_size(qrcodes);
- w = (n < 4)?n:4;
- h = (n - 1) / 4 + 1;
-
- screen = SDL_SetVideoMode(swidth * w, swidth * h, 32, 0);
- SDL_FillRect(screen, NULL, 0xffffff);
-
- p = qrcodes;
- for(i=0; i<n; i++) {
- x = (i % 4) * swidth;
- y = (i / 4) * swidth;
- draw_QRcode(p->code, x, y);
- p = p->next;
- }
- SDL_Flip(screen);
- QRcode_List_free(qrcodes);
-}
-
-void draw_structuredQRcodeFromText(int argc, char **argv)
-{
- QRinput_Struct *s;
- QRinput *input;
- int i, ret;
-
- s = QRinput_Struct_new();
- if(s == NULL) {
- fprintf(stderr, "Failed to allocate memory.\n");
- exit(1);
- }
- for(i=0; i<argc; i++) {
- input = QRinput_new2(version, level);
- if(input == NULL) {
- fprintf(stderr, "Failed to allocate memory.\n");
- exit(1);
- }
- if(eightbit) {
- ret = QRinput_append(input, QR_MODE_8, strlen(argv[i]), (unsigned char *)argv[i]);
- } else {
- ret = Split_splitStringToQRinput(argv[i], input, hint, casesensitive);
- }
- if(ret < 0) {
- perror("Encoding the input string");
- exit(1);
- }
- ret = QRinput_Struct_appendInput(s, input);
- if(ret < 0) {
- perror("Encoding the input string");
- exit(1);
- }
- }
- ret = QRinput_Struct_insertStructuredAppendHeaders(s);
- if(ret < 0) {
- fprintf(stderr, "Too many inputs.\n");
- }
-
- draw_structuredQRcode(s);
- QRinput_Struct_free(s);
-}
-
-void draw_structuredQRcodeFromQRinput(QRinput *stream)
-{
- QRinput_Struct *s;
-
- QRinput_setVersion(stream, version);
- QRinput_setErrorCorrectionLevel(stream, level);
- s = QRinput_splitQRinputToStruct(stream);
- if(s != NULL) {
- draw_structuredQRcode(s);
- QRinput_Struct_free(s);
- } else {
- fprintf(stderr, "Input data is too large for this setting.\n");
- }
-}
-
-void view(int mode, QRinput *input)
-{
- int flag = 1;
- int mask = -1;
- SDL_Event event;
- int loop;
-
- while(flag) {
- if(mode) {
- draw_structuredQRcodeFromText(textc, textv);
- } else {
- if(structured) {
- draw_structuredQRcodeFromQRinput(input);
- } else {
- draw_singleQRcode(input, mask);
- }
- }
- if(mode || structured) {
- printf("Version %d, Level %c.\n", version, levelChar[level]);
- } else {
- printf("Version %d, Level %c, Mask %d.\n", version, levelChar[level], mask);
- }
- loop = 1;
- while(loop) {
- usleep(10000);
- while(SDL_PollEvent(&event)) {
- if(event.type == SDL_KEYDOWN) {
- switch(event.key.keysym.sym) {
- case SDLK_RIGHT:
- version++;
- if(version > QRSPEC_VERSION_MAX)
- version = QRSPEC_VERSION_MAX;
- loop = 0;
- break;
- case SDLK_LEFT:
- version--;
- if(version < 1)
- version = 1;
- loop = 0;
- break;
- case SDLK_UP:
- size++;
- loop = 0;
- break;
- case SDLK_DOWN:
- size--;
- if(size < 1) size = 1;
- loop = 0;
- break;
- case SDLK_0:
- case SDLK_1:
- case SDLK_2:
- case SDLK_3:
- case SDLK_4:
- case SDLK_5:
- case SDLK_6:
- case SDLK_7:
- if(!mode && !structured) {
- mask = (event.key.keysym.sym - SDLK_0);
- loop = 0;
- }
- break;
- case SDLK_8:
- if(!mode && !structured) {
- mask = -1;
- loop = 0;
- }
- break;
- case SDLK_l:
- level = QR_ECLEVEL_L;
- loop = 0;
- break;
- case SDLK_m:
- level = QR_ECLEVEL_M;
- loop = 0;
- break;
- case SDLK_h:
- level = QR_ECLEVEL_H;
- loop = 0;
- break;
- case SDLK_q:
- level = QR_ECLEVEL_Q;
- loop = 0;
- break;
- case SDLK_ESCAPE:
- loop = 0;
- flag = 0;
- break;
- default:
- break;
- }
- }
- if(event.type == SDL_QUIT) {
- loop = 0;
- flag = 0;
- }
- }
- }
- }
-}
-
-void view_simple(const char *str)
-{
- QRinput *input;
- int ret;
-
- input = QRinput_new2(version, level);
- if(input == NULL) {
- fprintf(stderr, "Memory allocation error.\n");
- exit(1);
- }
- if(eightbit) {
- ret = QRinput_append(input, QR_MODE_8, strlen(str), (unsigned char *)str);
- } else {
- ret = Split_splitStringToQRinput(str, input, hint, casesensitive);
- }
- if(ret < 0) {
- perror("Encoding the input string");
- exit(1);
- }
-
- view(0, input);
-
- QRinput_free(input);
-}
-
-void view_multiText(char **argv, int argc)
-{
- textc = argc;
- textv = argv;
-
- view(1, NULL);
-}
-
-int main(int argc, char **argv)
-{
- int opt, lindex = -1;
- char *intext = NULL;
-
- while((opt = getopt_long(argc, argv, optstring, options, &lindex)) != -1) {
- switch(opt) {
- case 'h':
- if(lindex == 0) {
- usage(1, 1);
- } else {
- usage(1, 0);
- }
- exit(0);
- break;
- case 's':
- size = atoi(optarg);
- if(size <= 0) {
- fprintf(stderr, "Invalid size: %d\n", size);
- exit(1);
- }
- break;
- case 'v':
- version = atoi(optarg);
- if(version < 0) {
- fprintf(stderr, "Invalid version: %d\n", version);
- exit(1);
- }
- break;
- case 'l':
- switch(*optarg) {
- case 'l':
- case 'L':
- level = QR_ECLEVEL_L;
- break;
- case 'm':
- case 'M':
- level = QR_ECLEVEL_M;
- break;
- case 'q':
- case 'Q':
- level = QR_ECLEVEL_Q;
- break;
- case 'h':
- case 'H':
- level = QR_ECLEVEL_H;
- break;
- default:
- fprintf(stderr, "Invalid level: %s\n", optarg);
- exit(1);
- break;
- }
- break;
- case 'm':
- margin = atoi(optarg);
- if(margin < 0) {
- fprintf(stderr, "Invalid margin: %d\n", margin);
- exit(1);
- }
- break;
- case 'S':
- structured = 1;
- case 'k':
- hint = QR_MODE_KANJI;
- break;
- case 'c':
- casesensitive = 1;
- break;
- case 'i':
- casesensitive = 0;
- break;
- case '8':
- eightbit = 1;
- break;
- case 'V':
- usage(0, 0);
- exit(0);
- break;
- default:
- fprintf(stderr, "Try `view_qrcode --help' for more information.\n");
- exit(1);
- break;
- }
- }
- if(argc == 1) {
- usage(1, 0);
- exit(0);
- }
-
- if(optind < argc) {
- intext = argv[optind];
- }
- if(intext == NULL) {
- intext = readStdin();
- }
-
- if(SDL_Init(SDL_INIT_VIDEO) < 0) {
- fprintf(stderr, "Failed initializing SDL: %s\n", SDL_GetError());
- return -1;
- }
- if(structured && version < 1) {
- fprintf(stderr, "Version number must be greater than 0 to encode structured symbols.\n");
- exit(1);
- }
- if(structured && (argc - optind > 1)) {
- view_multiText(argv + optind, argc - optind);
- } else {
- view_simple(intext);
- }
-
- SDL_Quit();
-
- return 0;
-}
projects / glabels / blobdiff