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test suite: zxing-cpp: adjust for returnCodabarStartEnd no-op;

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allow for old "libpng" (`png_set_scale_16()` not available)
general: Solaris compat
library: use proper function ptr instead of `void *` for function
  table; warning suppression "-Wpedantic" -> "-Wstrict-prototypes"
GRIDMATRIX/HANXIN/QRCODE: `xx_define_mode()`: multi-dim `char_modes`
This commit is contained in:
gitlost 2024-02-06 13:01:35 +00:00
parent 7b41dfbee2
commit e167f5b534
8 changed files with 99 additions and 82 deletions
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3
backend/common.h
View File

@ -54,7 +54,8 @@ extern "C" {
# include <malloc.h>
# define z_alloca(nmemb) _alloca(nmemb)
#else
# if defined(ZINT_IS_C89) || defined(ZINT_IS_C99) || defined(__NuttX__) || defined(_AIX)
# if defined(ZINT_IS_C89) || defined(ZINT_IS_C99) || defined(__NuttX__) || defined(_AIX) \
|| (defined(__sun) && defined(__SVR4) /*Solaris*/)
# include <alloca.h>
# endif
# define z_alloca(nmemb) alloca(nmemb)

42
backend/gridmtx.c
View File

@ -1,7 +1,7 @@
/* gridmtx.c - Grid Matrix */
/*
libzint - the open source barcode library
Copyright (C) 2009-2023 Robin Stuart <rstuart114@gmail.com>
Copyright (C) 2009-2024 Robin Stuart <rstuart114@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@ -156,15 +156,15 @@ static void gm_define_mode(char *mode, const unsigned int ddata[], const int len
unsigned int numeral_end = 0, numeral_cost = 0, byte_count = 0; /* State */
int double_byte, space, numeric, lower, upper, control, double_digit, eol;
int i, j, k, cm_i;
int i, j, k;
unsigned int min_cost;
char cur_mode;
unsigned int prev_costs[GM_NUM_MODES];
unsigned int cur_costs[GM_NUM_MODES];
char *char_modes = (char *) z_alloca(length * GM_NUM_MODES);
char (*char_modes)[GM_NUM_MODES] = (char (*)[GM_NUM_MODES]) z_alloca(GM_NUM_MODES * length);
/* char_modes[i * GM_NUM_MODES + j] represents the mode to encode the code point at index i such that the final
* segment ends in mode_types[j] and the total number of bits is minimized over all possible choices */
/* char_modes[i][j] represents the mode to encode the code point at index i such that the final segment
ends in mode_types[j] and the total number of bits is minimized over all possible choices */
memset(char_modes, 0, length * GM_NUM_MODES);
/* At the beginning of each iteration of the loop below, prev_costs[j] is the minimum number of 1/6 (1/XX_MULT)
@ -172,7 +172,7 @@ static void gm_define_mode(char *mode, const unsigned int ddata[], const int len
memcpy(prev_costs, head_costs, GM_NUM_MODES * sizeof(unsigned int));
/* Calculate costs using dynamic programming */
for (i = 0, cm_i = 0; i < length; i++, cm_i += GM_NUM_MODES) {
for (i = 0; i < length; i++) {
memset(cur_costs, 0, GM_NUM_MODES * sizeof(unsigned int));
space = numeric = lower = upper = control = double_digit = eol = 0;
@ -201,7 +201,7 @@ static void gm_define_mode(char *mode, const unsigned int ddata[], const int len
/* Hanzi mode can encode anything */
cur_costs[GM_H] = prev_costs[GM_H] + (double_digit || eol ? 39 : 78); /* (6.5 : 13) * GM_MULT */
char_modes[cm_i + GM_H] = GM_CHINESE;
char_modes[i][GM_H] = GM_CHINESE;
/* Byte mode can encode anything */
if (byte_count == 512 || (double_byte && byte_count == 511)) {
@ -213,39 +213,39 @@ static void gm_define_mode(char *mode, const unsigned int ddata[], const int len
byte_count = 0;
}
cur_costs[GM_B] += prev_costs[GM_B] + (double_byte ? 96 : 48); /* (16 : 8) * GM_MULT */
char_modes[cm_i + GM_B] = GM_BYTE;
char_modes[i][GM_B] = GM_BYTE;
byte_count += double_byte ? 2 : 1;
if (gm_in_numeral(ddata, length, i, &numeral_end, &numeral_cost)) {
cur_costs[GM_N] = prev_costs[GM_N] + numeral_cost;
char_modes[cm_i + GM_N] = GM_NUMBER;
char_modes[i][GM_N] = GM_NUMBER;
}
if (control) {
cur_costs[GM_L] = prev_costs[GM_L] + 78; /* (7 + 6) * GM_MULT */
char_modes[cm_i + GM_L] = GM_LOWER;
char_modes[i][GM_L] = GM_LOWER;
cur_costs[GM_U] = prev_costs[GM_U] + 78; /* (7 + 6) * GM_MULT */
char_modes[cm_i + GM_U] = GM_UPPER;
char_modes[i][GM_U] = GM_UPPER;
cur_costs[GM_M] = prev_costs[GM_M] + 96; /* (10 + 6) * GM_MULT */
char_modes[cm_i + GM_M] = GM_MIXED;
char_modes[i][GM_M] = GM_MIXED;
} else {
if (lower || space) {
cur_costs[GM_L] = prev_costs[GM_L] + 30; /* 5 * GM_MULT */
char_modes[cm_i + GM_L] = GM_LOWER;
char_modes[i][GM_L] = GM_LOWER;
}
if (upper || space) {
cur_costs[GM_U] = prev_costs[GM_U] + 30; /* 5 * GM_MULT */
char_modes[cm_i + GM_U] = GM_UPPER;
char_modes[i][GM_U] = GM_UPPER;
}
if (numeric || lower || upper || space) {
cur_costs[GM_M] = prev_costs[GM_M] + 36; /* 6 * GM_MULT */
char_modes[cm_i + GM_M] = GM_MIXED;
char_modes[i][GM_M] = GM_MIXED;
}
}
if (i == length - 1) { /* Add end of data costs if last character */
for (j = 0; j < GM_NUM_MODES; j++) {
if (char_modes[cm_i + j]) {
if (char_modes[i][j]) {
cur_costs[j] += eod_costs[j];
}
}
@ -254,11 +254,11 @@ static void gm_define_mode(char *mode, const unsigned int ddata[], const int len
/* Start new segment at the end to switch modes */
for (j = 0; j < GM_NUM_MODES; j++) { /* To mode */
for (k = 0; k < GM_NUM_MODES; k++) { /* From mode */
if (j != k && char_modes[cm_i + k]) {
if (j != k && char_modes[i][k]) {
const unsigned int new_cost = cur_costs[k] + switch_costs[k][j];
if (!char_modes[cm_i + j] || new_cost < cur_costs[j]) {
if (!char_modes[i][j] || new_cost < cur_costs[j]) {
cur_costs[j] = new_cost;
char_modes[cm_i + j] = mode_types[k];
char_modes[i][j] = mode_types[k];
}
}
}
@ -278,9 +278,9 @@ static void gm_define_mode(char *mode, const unsigned int ddata[], const int len
}
/* Get optimal mode for each code point by tracing backwards */
for (i = length - 1, cm_i = i * GM_NUM_MODES; i >= 0; i--, cm_i -= GM_NUM_MODES) {
for (i = length - 1; i >= 0; i--) {
j = posn(mode_types, cur_mode);
cur_mode = char_modes[cm_i + j];
cur_mode = char_modes[i][j];
mode[i] = cur_mode;
}

40
backend/hanxin.c
View File

@ -1,7 +1,7 @@
/* hanxin.c - Han Xin Code */
/*
libzint - the open source barcode library
Copyright (C) 2009-2023 Robin Stuart <rstuart114@gmail.com>
Copyright (C) 2009-2024 Robin Stuart <rstuart114@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@ -384,28 +384,28 @@ static void hx_define_mode(char *mode, const unsigned int ddata[], const int len
unsigned int numeric_end = 0, numeric_cost = 0, text_submode = 1, fourbyte_end = 0, fourbyte_cost = 0; /* State */
int text1, text2;
int i, j, k, cm_i;
int i, j, k;
unsigned int min_cost;
char cur_mode;
unsigned int prev_costs[HX_NUM_MODES];
unsigned int cur_costs[HX_NUM_MODES];
char *char_modes = (char *) z_alloca(length * HX_NUM_MODES);
char (*char_modes)[HX_NUM_MODES] = (char (*)[HX_NUM_MODES]) z_alloca(HX_NUM_MODES * length);
/* char_modes[i * HX_NUM_MODES + j] represents the mode to encode the code point at index i such that the final
* segment ends in mode_types[j] and the total number of bits is minimized over all possible choices */
memset(char_modes, 0, length * HX_NUM_MODES);
/* char_modes[i][j] represents the mode to encode the code point at index i such that the final segment
ends in mode_types[j] and the total number of bits is minimized over all possible choices */
memset(char_modes, 0, HX_NUM_MODES * length);
/* At the beginning of each iteration of the loop below, prev_costs[j] is the minimum number of 1/6 (1/XX_MULT)
* bits needed to encode the entire string prefix of length i, and end in mode_types[j] */
memcpy(prev_costs, head_costs, HX_NUM_MODES * sizeof(unsigned int));
/* Calculate costs using dynamic programming */
for (i = 0, cm_i = 0; i < length; i++, cm_i += HX_NUM_MODES) {
for (i = 0; i < length; i++) {
memset(cur_costs, 0, HX_NUM_MODES * sizeof(unsigned int));
if (hx_in_numeric(ddata, length, i, &numeric_end, &numeric_cost)) {
cur_costs[HX_N] = prev_costs[HX_N] + numeric_cost;
char_modes[cm_i + HX_N] = 'n';
char_modes[i][HX_N] = 'n';
text1 = 1;
text2 = 0;
} else {
@ -420,35 +420,35 @@ static void hx_define_mode(char *mode, const unsigned int ddata[], const int len
} else {
cur_costs[HX_T] = prev_costs[HX_T] + 36; /* 6 * HX_MULT */
}
char_modes[cm_i + HX_T] = 't';
char_modes[i][HX_T] = 't';
} else {
text_submode = 1;
}
/* Binary mode can encode anything */
cur_costs[HX_B] = prev_costs[HX_B] + (ddata[i] > 0xFF ? 96 : 48); /* (16 : 8) * HX_MULT */
char_modes[cm_i + HX_B] = 'b';
char_modes[i][HX_B] = 'b';
if (hx_in_fourbyte(ddata, length, i, &fourbyte_end, &fourbyte_cost)) {
cur_costs[HX_F] = prev_costs[HX_F] + fourbyte_cost;
char_modes[cm_i + HX_F] = 'f';
char_modes[i][HX_F] = 'f';
} else {
if (hx_isDoubleByte(ddata[i])) {
cur_costs[HX_D] = prev_costs[HX_D] + 90; /* 15 * HX_MULT */
char_modes[cm_i + HX_D] = 'd';
char_modes[i][HX_D] = 'd';
if (hx_isRegion1(ddata[i])) { /* Subset */
cur_costs[HX_1] = prev_costs[HX_1] + 72; /* 12 * HX_MULT */
char_modes[cm_i + HX_1] = '1';
char_modes[i][HX_1] = '1';
} else if (hx_isRegion2(ddata[i])) { /* Subset */
cur_costs[HX_2] = prev_costs[HX_2] + 72; /* 12 * HX_MULT */
char_modes[cm_i + HX_2] = '2';
char_modes[i][HX_2] = '2';
}
}
}
if (i == length - 1) { /* Add end of data costs if last character */
for (j = 0; j < HX_NUM_MODES; j++) {
if (char_modes[cm_i + j]) {
if (char_modes[i][j]) {
cur_costs[j] += eod_costs[j];
}
}
@ -457,11 +457,11 @@ static void hx_define_mode(char *mode, const unsigned int ddata[], const int len
/* Start new segment at the end to switch modes */
for (j = 0; j < HX_NUM_MODES; j++) { /* To mode */
for (k = 0; k < HX_NUM_MODES; k++) { /* From mode */
if (j != k && char_modes[cm_i + k]) {
if (j != k && char_modes[i][k]) {
const unsigned int new_cost = cur_costs[k] + switch_costs[k][j];
if (!char_modes[cm_i + j] || new_cost < cur_costs[j]) {
if (!char_modes[i][j] || new_cost < cur_costs[j]) {
cur_costs[j] = new_cost;
char_modes[cm_i + j] = mode_types[k];
char_modes[i][j] = mode_types[k];
}
}
}
@ -481,9 +481,9 @@ static void hx_define_mode(char *mode, const unsigned int ddata[], const int len
}
/* Get optimal mode for each code point by tracing backwards */
for (i = length - 1, cm_i = i * HX_NUM_MODES; i >= 0; i--, cm_i -= HX_NUM_MODES) {
for (i = length - 1; i >= 0; i--) {
j = posn(mode_types, cur_mode);
cur_mode = char_modes[cm_i + j];
cur_mode = char_modes[i][j];
mode[i] = cur_mode;
}

21
backend/library.c
View File

@ -568,16 +568,15 @@ static int has_hrt(const int symbology) {
return 1;
}
/* Suppress warning ISO C forbids initialization between function pointer and ‘void *’ */
#if defined(__GNUC__) || defined(__clang__)
/* Suppress clang warning: a function declaration without a prototype is deprecated in all versions of C
(not included in gcc's "-wpedantic") */
#if defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wpedantic"
#pragma GCC diagnostic ignored "-Wstrict-prototypes"
#endif
/* Used for dispatching barcodes and for whether symbol id valid */
typedef int (*barcode_segs_func_t)(struct zint_symbol *, struct zint_seg[], const int);
typedef int (*barcode_func_t)(struct zint_symbol *, unsigned char[], int);
static const void *barcode_funcs[BARCODE_LAST + 1] = {
static int (*const barcode_funcs[BARCODE_LAST + 1])() = {
NULL, code11, c25standard, c25inter, c25iata, /*0-4*/
NULL, c25logic, c25ind, code39, excode39, /*5-9*/
NULL, NULL, NULL, eanx, eanx, /*10-14*/
@ -610,6 +609,12 @@ static const void *barcode_funcs[BARCODE_LAST + 1] = {
rmqr, bc412,
};
#if defined(__clang__)
#pragma GCC diagnostic pop
#endif
typedef int (*barcode_segs_func_t)(struct zint_symbol *, struct zint_seg[], const int);
typedef int (*barcode_func_t)(struct zint_symbol *, unsigned char[], int);
static int reduced_charset(struct zint_symbol *symbol, struct zint_seg segs[], const int seg_count);
/* Main dispatch, checking for barcodes which handle ECIs/character sets themselves, otherwise calling
@ -688,10 +693,6 @@ static int reduced_charset(struct zint_symbol *symbol, struct zint_seg segs[], c
return error_number;
}
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic pop
#endif
/* Remove Unicode BOM at start of data */
static void strip_bom(unsigned char *source, int *input_length) {
int i;

40
backend/qr.c
View File

@ -1,7 +1,7 @@
/* qr.c Handles QR Code, Micro QR Code, UPNQR and rMQR */
/*
libzint - the open source barcode library
Copyright (C) 2009-2023 Robin Stuart <rstuart114@gmail.com>
Copyright (C) 2009-2024 Robin Stuart <rstuart114@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@ -237,18 +237,18 @@ static void qr_define_mode(char mode[], const unsigned int ddata[], const int le
};
int m1, m2;
int i, j, k, cm_i;
int i, j, k;
unsigned int min_cost;
char cur_mode;
unsigned int prev_costs[QR_NUM_MODES];
unsigned int cur_costs[QR_NUM_MODES];
char *char_modes = (char *) z_alloca(length * QR_NUM_MODES);
char (*char_modes)[QR_NUM_MODES] = (char (*)[QR_NUM_MODES]) z_alloca(QR_NUM_MODES * length);
state[QR_VER] = (unsigned int) version;
/* char_modes[i * QR_NUM_MODES + j] represents the mode to encode the code point at index i such that the final
* segment ends in qr_mode_types[j] and the total number of bits is minimized over all possible choices */
memset(char_modes, 0, length * QR_NUM_MODES);
/* char_modes[i][j] represents the mode to encode the code point at index i such that the final segment
ends in qr_mode_types[j] and the total number of bits is minimized over all possible choices */
memset(char_modes, 0, QR_NUM_MODES * length);
/* At the beginning of each iteration of the loop below, prev_costs[j] is the minimum number of 1/6 (1/QR_MULT)
* bits needed to encode the entire string prefix of length i, and end in qr_mode_types[j] */
@ -257,13 +257,13 @@ static void qr_define_mode(char mode[], const unsigned int ddata[], const int le
#ifdef QR_DEBUG_DEFINE_MODE
printf(" head");
for (j = 0; j < QR_NUM_MODES; j++) {
printf(" %c(%c)=%d", qr_mode_types[j], char_modes[j], prev_costs[j]);
printf(" %c(%c)=%d", qr_mode_types[j], char_modes[0][j], prev_costs[j]);
}
printf("\n");
#endif
/* Calculate costs using dynamic programming */
for (i = 0, cm_i = 0; i < length; i++, cm_i += QR_NUM_MODES) {
for (i = 0; i < length; i++) {
memset(cur_costs, 0, QR_NUM_MODES * sizeof(unsigned int));
m1 = version == MICROQR_VERSION;
@ -271,31 +271,31 @@ static void qr_define_mode(char mode[], const unsigned int ddata[], const int le
if (ddata[i] > 0xFF) {
cur_costs[QR_B] = prev_costs[QR_B] + ((m1 || m2) ? QR_MICROQR_MAX : 96); /* 16 * QR_MULT */
char_modes[cm_i + QR_B] = 'B';
char_modes[i][QR_B] = 'B';
cur_costs[QR_K] = prev_costs[QR_K] + ((m1 || m2) ? QR_MICROQR_MAX : 78); /* 13 * QR_MULT */
char_modes[cm_i + QR_K] = 'K';
char_modes[i][QR_K] = 'K';
} else {
if (qr_in_numeric(ddata, length, i, &state[QR_N_END], &state[QR_N_COST])) {
cur_costs[QR_N] = prev_costs[QR_N] + state[QR_N_COST];
char_modes[cm_i + QR_N] = 'N';
char_modes[i][QR_N] = 'N';
}
if (qr_in_alpha(ddata, length, i, &state[QR_A_END], &state[QR_A_COST], &state[QR_A_PCENT],
&state[QR_A_PCCNT], gs1)) {
cur_costs[QR_A] = prev_costs[QR_A] + (m1 ? QR_MICROQR_MAX : state[QR_A_COST]);
char_modes[cm_i + QR_A] = 'A';
char_modes[i][QR_A] = 'A';
}
cur_costs[QR_B] = prev_costs[QR_B] + ((m1 || m2) ? QR_MICROQR_MAX : 48); /* 8 * QR_MULT */
char_modes[cm_i + QR_B] = 'B';
char_modes[i][QR_B] = 'B';
}
/* Start new segment at the end to switch modes */
for (j = 0; j < QR_NUM_MODES; j++) { /* To mode */
for (k = 0; k < QR_NUM_MODES; k++) { /* From mode */
if (j != k && char_modes[cm_i + k]) {
if (j != k && char_modes[i][k]) {
const unsigned int new_cost = cur_costs[k] + state[j]; /* Switch costs same as head costs */
if (!char_modes[cm_i + j] || new_cost < cur_costs[j]) {
if (!char_modes[i][j] || new_cost < cur_costs[j]) {
cur_costs[j] = new_cost;
char_modes[cm_i + j] = qr_mode_types[k];
char_modes[i][j] = qr_mode_types[k];
}
}
}
@ -306,10 +306,10 @@ static void qr_define_mode(char mode[], const unsigned int ddata[], const int le
int min_j = 0;
printf(" % 4d: curr", i);
for (j = 0; j < QR_NUM_MODES; j++) {
printf(" %c(%c)=%d", qr_mode_types[j], char_modes[cm_i + j], cur_costs[j]);
printf(" %c(%c)=%d", qr_mode_types[j], char_modes[i][j], cur_costs[j]);
if (cur_costs[j] < cur_costs[min_j]) min_j = j;
}
printf(" min %c(%c)=%d\n", qr_mode_types[min_j], char_modes[cm_i + min_j], cur_costs[min_j]);
printf(" min %c(%c)=%d\n", qr_mode_types[min_j], char_modes[i][min_j], cur_costs[min_j]);
}
#endif
memcpy(prev_costs, cur_costs, QR_NUM_MODES * sizeof(unsigned int));
@ -326,9 +326,9 @@ static void qr_define_mode(char mode[], const unsigned int ddata[], const int le
}
/* Get optimal mode for each code point by tracing backwards */
for (i = length - 1, cm_i = i * QR_NUM_MODES; i >= 0; i--, cm_i -= QR_NUM_MODES) {
for (i = length - 1; i >= 0; i--) {
j = posn(qr_mode_types, cur_mode);
cur_mode = char_modes[cm_i + j];
cur_mode = char_modes[i][j];
mode[i] = cur_mode;
}

20
backend/tests/test_filemem.c
View File

@ -1,6 +1,6 @@
/*
libzint - the open source barcode library
Copyright (C) 2023 Robin Stuart <rstuart114@gmail.com>
Copyright (C) 2023-2024 Robin Stuart <rstuart114@gmail.com>
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
@ -109,7 +109,11 @@ static void test_svg(const testCtx *const p_ctx) {
testFinish();
}
#ifndef _WIN32
#if defined(_WIN32) || (defined(__sun) && defined(__SVR4))
#define ZINT_TEST_NO_FMEMOPEN
#endif
#ifndef ZINT_TEST_NO_FMEMOPEN
extern FILE *fmemopen(void *buf, size_t size, const char *mode);
#endif
@ -145,7 +149,7 @@ static void test_putsf(const testCtx *const p_ctx) {
struct zint_symbol *const symbol = &symbol_data;
struct filemem fm;
struct filemem *const fmp = &fm;
#ifndef _WIN32
#ifndef ZINT_TEST_NO_FMEMOPEN
FILE *fp;
char buf[512] = {0}; /* Suppress clang-16/17 run-time exception MemorySanitizer: use-of-uninitialized-value */
#endif
@ -153,8 +157,8 @@ static void test_putsf(const testCtx *const p_ctx) {
testStart("test_putsf");
for (j = 0; j < 2; j++) { /* 1st `memfile`, then file */
#ifdef _WIN32
if (j == 1) break; /* Skip file test on Windows */
#ifdef ZINT_TEST_NO_FMEMOPEN
if (j == 1) break; /* Skip file test on Windows/Solaris */
#endif
for (i = 0; i < data_size; i++) {
const char *locale = NULL;
@ -164,7 +168,7 @@ static void test_putsf(const testCtx *const p_ctx) {
ZBarcode_Reset(symbol);
if (j == 1) {
#ifndef _WIN32
#ifndef ZINT_TEST_NO_FMEMOPEN
buf[0] = '\0';
fp = fmemopen(buf, sizeof(buf), "w");
assert_nonnull(fp, "%d: fmemopen fail (%d, %s)\n", i, errno, strerror(errno));
@ -174,7 +178,7 @@ static void test_putsf(const testCtx *const p_ctx) {
}
assert_nonzero(fm_open(fmp, symbol, "w"), "i:%d: fm_open fail (%d, %s)\n", i, fmp->err, strerror(fmp->err));
if (j == 1) {
#ifndef _WIN32
#ifndef ZINT_TEST_NO_FMEMOPEN
/* Hack in `fmemopen()` fp */
assert_zero(fclose(fmp->fp), "i:%d fclose(fmp->fp) fail (%d, %s)\n", i, errno, strerror(errno));
fmp->fp = fp;
@ -200,7 +204,7 @@ static void test_putsf(const testCtx *const p_ctx) {
}
if (j == 1) {
#ifndef _WIN32
#ifndef ZINT_TEST_NO_FMEMOPEN
assert_zero(strcmp(buf, data[i].expected), "%d: strcmp(%s, %s) != 0\n", i, buf, data[i].expected);
#endif
} else {

12
backend/tests/testcommon.c
View File

@ -1685,7 +1685,11 @@ int testUtilCmpPngs(const char *png1, const char *png2) {
color_type1 = png_get_color_type(png_ptr1, info_ptr1);
bit_depth1 = png_get_bit_depth(png_ptr1, info_ptr1);
if (bit_depth1 == 16) {
#if defined(PNG_LIBPNG_VER) && PNG_LIBPNG_VER >= 10504
png_set_scale_16(png_ptr1);
#else
png_set_strip_16(png_ptr1);
#endif
}
if (color_type1 == PNG_COLOR_TYPE_PALETTE) {
png_set_palette_to_rgb(png_ptr1);
@ -1707,7 +1711,11 @@ int testUtilCmpPngs(const char *png1, const char *png2) {
color_type2 = png_get_color_type(png_ptr2, info_ptr2);
bit_depth2 = png_get_bit_depth(png_ptr2, info_ptr2);
if (bit_depth2 == 16) {
#if defined(PNG_LIBPNG_VER) && PNG_LIBPNG_VER >= 10504
png_set_scale_16(png_ptr2);
#else
png_set_strip_16(png_ptr2);
#endif
}
if (color_type2 == PNG_COLOR_TYPE_PALETTE) {
png_set_palette_to_rgb(png_ptr2);
@ -4036,7 +4044,9 @@ int testUtilZXingCPPCmp(struct zint_symbol *symbol, char *msg, char *cmp_buf, in
expected_len += maxi_len;
}
} else if (symbology == BARCODE_CODABAR) {
/* Start A/B/C/D and stop A/B/C/D chars not returned by ZXing-C++ */
/* Ignore start A/B/C/D and stop A/B/C/D chars to avoid upper/lowercase issues */
cmp_buf++;
cmp_len -= 2;
expected++;
expected_len -= 2;
if (symbol->option_2 == 1 || symbol->option_2 == 2) {

3
frontend/main.c
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@ -65,7 +65,8 @@ typedef char static_assert_int_at_least_32bits[sizeof(int) * CHAR_BIT < 32 ? -1
# include <malloc.h>
# define z_alloca(nmemb) _alloca(nmemb)
#else
# if defined(ZINT_IS_C89) || defined(ZINT_IS_C99) || defined(__NuttX__) || defined(_AIX)
# if defined(ZINT_IS_C89) || defined(ZINT_IS_C99) || defined(__NuttX__) || defined(_AIX) \
|| (defined(__sun) && defined(__SVR4) /*Solaris*/)
# include <alloca.h>
# endif
# define z_alloca(nmemb) alloca(nmemb)