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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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12
backend/eci.c
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@ -39,7 +39,7 @@
#endif
/* Convert Unicode to other character encodings */
INTERNAL int utf_to_eci(const int eci, const unsigned char source[], unsigned char dest[], size_t *length) {
INTERNAL int utf_to_eci(const int eci, const unsigned char source[], unsigned char dest[], int *length) {
int in_posn;
int out_posn;
int ext;
@ -69,7 +69,7 @@ INTERNAL int utf_to_eci(const int eci, const unsigned char source[], unsigned ch
bytelen = 2;
glyph = (source[in_posn] & 0x1f) << 6;
if ((int) *length < (in_posn + 2)) {
if (*length < (in_posn + 2)) {
return ZINT_ERROR_INVALID_DATA;
}
@ -85,11 +85,11 @@ INTERNAL int utf_to_eci(const int eci, const unsigned char source[], unsigned ch
bytelen = 3;
glyph = (source[in_posn] & 0x0f) << 12;
if ((int) *length < (in_posn + 2)) {
if (*length < (in_posn + 2)) {
return ZINT_ERROR_INVALID_DATA;
}
if ((int) *length < (in_posn + 3)) {
if (*length < (in_posn + 3)) {
return ZINT_ERROR_INVALID_DATA;
}
@ -245,7 +245,7 @@ INTERNAL int utf_to_eci(const int eci, const unsigned char source[], unsigned ch
in_posn += bytelen;
out_posn++;
} while (in_posn < (int) *length);
} while (in_posn < *length);
dest[out_posn] = '\0';
*length = out_posn;
@ -253,7 +253,7 @@ INTERNAL int utf_to_eci(const int eci, const unsigned char source[], unsigned ch
}
/* Find the lowest ECI mode which will encode a given set of Unicode text */
INTERNAL int get_best_eci(unsigned char source[], size_t length) {
INTERNAL int get_best_eci(unsigned char source[], int length) {
int eci = 3;
#ifndef _MSC_VER