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HANXIN: 0xFFE terminator; reedsol/AZTEC: stack-based; AZTEC/HANXIN/QR/GRIDMATRIX speedups; #209

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gitlost 2020-11-27 12:54:44 +00:00
parent ab379a233d
commit cd214addba
70 changed files with 5703 additions and 2907 deletions
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14
backend/dmatrix.c
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@ -193,14 +193,16 @@ static void ecc200placement(int *array, const int NR, const int NC) {
static void ecc200(unsigned char *binary, const int bytes, const int datablock, const int rsblock, const int skew) {
int blocks = (bytes + 2) / datablock, b;
int n;
rs_init_gf(0x12d);
rs_init_code(rsblock, 1);
rs_t rs;
rs_init_gf(&rs, 0x12d);
rs_init_code(&rs, rsblock, 1);
for (b = 0; b < blocks; b++) {
unsigned char buf[256], ecc[256];
int p = 0;
for (n = b; n < bytes; n += blocks)
buf[p++] = binary[n];
rs_encode(p, buf, ecc);
rs_encode(&rs, p, buf, ecc);
p = rsblock - 1; // comes back reversed
for (n = b; n < rsblock * blocks; n += blocks) {
if (skew) {
@ -216,7 +218,6 @@ static void ecc200(unsigned char *binary, const int bytes, const int datablock,
}
}
}
rs_free();
}
/* Return true (1) if a character is valid in X12 set */
@ -1289,9 +1290,9 @@ static int data_matrix_200(struct zint_symbol *symbol,const unsigned char source
unsigned char *grid;
NC = W - 2 * (W / FW);
NR = H - 2 * (H / FH);
places = (int*) malloc(NC * NR * sizeof (int));
places = (int *) malloc(sizeof(int) * NC * NR);
ecc200placement(places, NR, NC);
grid = (unsigned char*) malloc(W * H);
grid = (unsigned char *) malloc((size_t) W * H);
memset(grid, 0, W * H);
for (y = 0; y < H; y += FH) {
for (x = 0; x < W; x++)
@ -1328,7 +1329,6 @@ static int data_matrix_200(struct zint_symbol *symbol,const unsigned char source
//fprintf (stderr, "\n");
}
for (y = H - 1; y >= 0; y--) {
int x;
for (x = 0; x < W; x++) {
if (grid[W * y + x]) {
set_module(symbol, (H - y) - 1, x);