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Ultra: Convert codewords to tiles and place in grid
This commit is contained in:
Robin Stuart
parent
cfdc7cc262
commit
ea6902c817
1 changed files with 138 additions and 8 deletions
146
backend/ultra.c
146
backend/ultra.c
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@ -55,10 +55,57 @@ static const char ultra_c43_set1[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789 .,%";
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static const char ultra_c43_set2[] = "abcdefghijklmnopqrstuvwxyz:/?#[]@=_~!.,-";
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static const char ultra_c43_set3[] = "{}`()\"+'<>|$;&\\^*";
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static const char ultra_digit[] = "0123456789,/";
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static const char ultra_colour[] = "WCBMRYGK";
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//static const int ultra_maxsize[] = {34, 78, 158, 282}; // According to Table 1
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static const int ultra_maxsize[] = {34, 82, 158, 282}; // Adjusted to allow 79-82 codeword range in 3-row symbols
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static const int dccu[] = {
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051363, 051563, 051653, 053153, 053163, 053513, 053563, 053613, // 0-7
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053653, 056153, 056163, 056313, 056353, 056363, 056513, 056563, // 8-15
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051316, 051356, 051536, 051616, 053156, 053516, 053536, 053616, // 16-23
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053636, 053656, 056136, 056156, 056316, 056356, 056516, 056536 // 24-31
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};
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static const int dccl[] = {
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061351, 061361, 061531, 061561, 061631, 061651, 063131, 063151, // 0-7
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063161, 063531, 063561, 063631, 065131, 065161, 065351, 065631, // 8-15
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031351, 031361, 031531, 031561, 031631, 031651, 035131, 035151, // 16-23
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035161, 035361, 035631, 035651, 036131, 036151, 036351, 036531 // 24-31
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};
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static const int tiles[] = {
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013135, 013136, 013153, 013156, 013163, 013165, 013513, 013515, 013516, 013531, // 0-9
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013535, 013536, 013561, 013563, 013565, 013613, 013615, 013616, 013631, 013635, // 10-19
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013636, 013651, 013653, 013656, 015135, 015136, 015153, 015163, 015165, 015313, // 20-29
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015315, 015316, 015351, 015353, 015356, 015361, 015363, 015365, 015613, 015615, // 30-39
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015616, 015631, 015635, 015636, 015651, 015653, 015656, 016135, 016136, 016153, // 40-49
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016156, 016165, 016313, 016315, 016316, 016351, 016353, 016356, 016361, 016363, // 50-59
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016365, 016513, 016515, 016516, 016531, 016535, 016536, 016561, 016563, 016565, // 60-69
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031315, 031316, 031351, 031356, 031361, 031365, 031513, 031515, 031516, 031531, // 70-79
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031535, 031536, 031561, 031563, 031565, 031613, 031615, 031631, 031635, 031636, // 80-89
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031651, 031653, 031656, 035131, 035135, 035136, 035151, 035153, 035156, 035161, // 90-99
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035163, 035165, 035315, 035316, 035351, 035356, 035361, 035365, 035613, 035615, // 100-109
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035616, 035631, 035635, 035636, 035651, 035653, 035656, 036131, 036135, 036136, // 110-119
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036151, 036153, 036156, 036163, 036165, 036315, 036316, 036351, 036356, 036361, // 120-129
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036365, 036513, 036515, 036516, 036531, 036535, 036536, 036561, 036563, 036565, // 130-139
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051313, 051315, 051316, 051351, 051353, 051356, 051361, 051363, 051365, 051513, // 140-149
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051516, 051531, 051536, 051561, 051563, 051613, 051615, 051616, 051631, 051635, // 150-159
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051636, 051651, 051653, 051656, 053131, 053135, 053136, 053151, 053153, 053156, // 160-169
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053161, 053163, 053165, 053513, 053516, 053531, 053536, 053561, 053563, 053613, // 170-179
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053615, 053616, 053631, 053635, 053636, 053651, 053653, 053656, 056131, 056135, // 180-189
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056136, 056151, 056153, 056156, 056161, 056163, 056165, 056313, 056315, 056316, // 190-199
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056351, 056353, 056356, 056361, 056363, 056365, 056513, 056516, 056531, 056536, // 200-209
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056561, 056563, 061313, 061315, 061316, 061351, 061353, 061356, 061361, 061363, // 210-219
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061365, 061513, 061515, 061516, 061531, 061535, 061536, 061561, 061563, 061565, // 220-229
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061615, 061631, 061635, 061651, 061653, 063131, 063135, 063136, 063151, 063153, // 230-239
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063156, 063161, 063163, 063165, 063513, 063515, 063516, 063531, 063535, 063536, // 240-249
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063561, 063563, 063565, 063613, 063615, 063631, 063635, 063651, 063653, 065131, // 250-259
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065135, 065136, 065151, 065153, 065156, 065161, 065163, 065165, 065313, 065315, // 260-269
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065316, 065351, 065353, 065356, 065361, 065363, 065365, 065613, 065615, 065631, // 270-279
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065635, 065651, 065653, 056565, 051515 // 280-284
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};
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/* The following adapted from ECC283.C "RSEC codeword generator"
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* from Annex B of Ultracode draft
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* originally written by Ted Williams of Symbol Vision Corp.
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@ -330,9 +377,9 @@ float look_ahead_c43(unsigned char source[], int in_length, int in_posn, char cu
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int gs1_latch = 0;
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#ifndef _MSC_VER
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int subcw[in_length];
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int subcw[(in_length + 3) * 2];
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#else
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int * subcw = (int *) _alloca(in_length * sizeof (int));
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int * subcw = (int *) _alloca((in_length + 3) * 2 * sizeof (int));
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#endif /* _MSC_VER */
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subset = get_subset(source, in_length, subposn);
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@ -487,7 +534,7 @@ float look_ahead_c43(unsigned char source[], int in_length, int in_posn, char cu
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//printf("C43 SUBFRAG: ");
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//for (i = 0; i < subcodeword_count; i++) {
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// printf("%d ", subcw[i]);
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// printf("%d ", subcw[i]);
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//}
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//printf("\n");
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@ -499,9 +546,9 @@ float look_ahead_c43(unsigned char source[], int in_length, int in_posn, char cu
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codeword_count++;
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}
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//printf("C43 FRAG: ");
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// printf("C43 FRAG: ");
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//for (i = 0; i < codeword_count; i++) {
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// printf("%d ", cw[i]);
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// printf("%d ", cw[i]);
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//}
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//printf("\n");
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@ -732,8 +779,11 @@ int ultracode(struct zint_symbol *symbol, const unsigned char source[], const si
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int pads;
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int cw_memalloc;
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int codeword[283];
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int i, posn;
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int i, j, posn;
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int acc;
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int total_height, total_width;
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char tilepat[6];
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int tilex, tiley;
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cw_memalloc = in_length * 2;
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if (cw_memalloc < 283) {
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@ -783,7 +833,7 @@ int ultracode(struct zint_symbol *symbol, const unsigned char source[], const si
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return ZINT_ERROR_TOO_LONG;
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}
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total_cws = data_cw_count + ecc_cw;
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total_cws = data_cw_count + ecc_cw + 2 + misdecode_cw;
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rows = 5;
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for (i = 2; i >= 0; i--) {
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@ -797,7 +847,7 @@ int ultracode(struct zint_symbol *symbol, const unsigned char source[], const si
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columns = total_cws / rows;
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} else {
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pads = rows - (total_cws % rows);
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columns = (total_cws + pads) / rows;
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columns = (total_cws / rows) + 1;
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}
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printf("Calculated size is %d rows by %d columns\n", rows, columns);
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@ -838,6 +888,86 @@ int ultracode(struct zint_symbol *symbol, const unsigned char source[], const si
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}
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printf("\n");
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total_height = (rows * 6) + 1;
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total_width = columns + 6 + (columns / 15);
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/* Build symbol */
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#ifndef _MSC_VER
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char pattern[total_height * total_width];
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#else
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char* pattern = (char *) _alloca(total_height * toal_width * sizeof (char));
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#endif /* _MSC_VER */
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for (i = 0; i < (total_height * total_width); i++) {
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pattern[i] = 'W';
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}
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/* Border */
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for (i = 0; i < total_width; i++) {
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pattern[i] = 'K'; // Top
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pattern[(total_height * total_width) - i - 1] = 'K'; // Bottom
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}
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for (i = 0; i < total_height; i++) {
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pattern[total_width * i] = 'K'; // Left
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pattern[(total_width * i) + 3] = 'K';
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pattern[(total_width * i) + (total_width - 1)] = 'K'; // Right
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}
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/* Clock tracks */
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for (i = 0; i < total_height; i += 2) {
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pattern[(total_width * i) + 1] = 'K'; // Primary vertical clock track
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if (total_width > 20) {
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pattern[(total_width * i) + 20] = 'K'; // Secondary vertical clock track
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}
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if (total_width > 36) {
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pattern[(total_width * i) + 36] = 'K'; // Secondary vertical clock track
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}
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if (total_width > 52) {
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pattern[(total_width * i) + 52] = 'K'; // Secondary vertical clock track
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}
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}
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for (i = 6; i < total_height; i += 6) {
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for (j = 5; j < total_width; j += 2) {
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pattern[(total_width * i) + j] = 'K'; // Horizontal clock track
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}
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}
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/* Place tiles */
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tilepat[5] = '\0';
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tilex = 0;
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tiley = 0;
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for (i = 0; i < posn; i++) {
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for (j = 0; j < 5; j++) {
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tilepat[4 - j] = ultra_colour[(tiles[codeword[i]] >> (3 * j)) & 0x07];
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}
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if ((tiley + 1) >= total_height) {
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tiley = 0;
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tilex++;
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if (tilex == 15) {
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tilex++;
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}
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if (tilex == 31) {
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tilex++;
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}
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if (tilex == 47) {
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tilex++;
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}
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}
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//printf("[%d] = %s\n", codeword[i], tilepat);
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for (j = 0; j < 5; j++) {
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pattern[((tiley + j + 1) * total_width) + (tilex + 5)] = tilepat[j];
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}
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tiley += 6;
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}
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for (i = 0; i < (total_height * total_width); i++) {
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printf("%c", pattern[i]);
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if ((i + 1) % total_width == 0) {
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printf("\n");
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}
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}
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strcpy(symbol->errtxt, "1000: Ultracode has not been implemented - yet!");
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return ZINT_ERROR_INVALID_OPTION;
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}
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