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raster.c: fix possible blank rows appearing in CODE16K, CODE49, PHARMA_TWO,

Browse Source 
PDF417 & CODABLOCKF due to height/scale rounding by changing
  out_large_bar_height() to return scaled int values for raster,
  props codemonkey82 (#204)
raster/vector.c: const some vars
vector.c: rect_count, last_start_row UPC/EAN only
library.c: check for stacking symbols >= 200
This commit is contained in:
gitlost 2021-11-07 00:21:02 +00:00
parent 4e72a541f7
commit f7ad0ed1e3
10 changed files with 1291 additions and 1044 deletions
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7
ChangeLog
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@ -46,9 +46,7 @@ Bugs
- vector.c: enforce minimum scale >= 0.1 and allow in GUI
- Suppress some pedantic warnings, props codemonkey82 (#204)
- gs1.c: Allow 0-length AI data if GS1NOCHECK_MODE, props codemonkey82 (#204)
- raster.c: Need ceilf(symbol->height * si) to avoid heap-buffer-overflow;
also ceilf(large_bar_height * si);
also avoid distributive multiplication with floats to lessen chances of
- raster.c: avoid distributive multiplication with floats to lessen chances of
platform variation (#204 ARM-Cortex crash)
- common/emf/output/raster/vector.c: use new stripf() func to workaround
float variations
@ -56,6 +54,9 @@ Bugs
- ISBNX: fix not returning error number (warning) correctly
- *.rc: fix VER_FILEVERSION_STR format (, -> .), props Jeff Skaistis
- PDF417: fix cols/rows calculation to require multiple <= 928 codewords
- raster.c: fix possible blank rows appearing in CODE16K, CODE49, PHARMA_TWO,
PDF417 & CODABLOCKF due to height/scale rounding, props codemonkey82 (#204)
- library.c: check for stacking symbols >= 200
Version 2.10.0 2021-08-14

4
backend/library.c
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@ -908,6 +908,10 @@ int ZBarcode_Encode(struct zint_symbol *symbol, const unsigned char *source, int
return error_tag(symbol, ZINT_ERROR_INVALID_OPTION, "768: Border width out of range (0 to 100)");
}
if (symbol->rows >= 200) { /* Check for stacking too many symbols */
return error_tag(symbol, ZINT_ERROR_TOO_LONG, "770: Too many stacked symbols");
}
if ((symbol->input_mode & 0x07) > 2) {
symbol->input_mode = DATA_MODE; /* Reset completely TODO: in future, warn/error */
}

48
backend/output.c
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@ -30,6 +30,7 @@
*/
/* vim: set ts=4 sw=4 et : */
#include <assert.h>
#include <math.h>
#include "common.h"
#include "output.h"
@ -589,17 +590,18 @@ INTERNAL int out_process_upcean(const struct zint_symbol *symbol, int *p_main_wi
/* Calculate large bar height i.e. linear bars with zero row height that respond to the symbol height.
If scaler `si` non-zero (raster), then large_bar_height if non-zero or else row heights will be rounded
to nearest pixel and symbol height adjusted */
INTERNAL float out_large_bar_height(struct zint_symbol *symbol, int si) {
INTERNAL float out_large_bar_height(struct zint_symbol *symbol, int si, int *row_heights_si, int *symbol_height_si) {
float fixed_height = 0.0f;
int zero_count = 0;
int round_rows = 0;
int i;
float large_bar_height;
float large_bar_height = 0.0f; /* Not used if zero_count zero */
if (si) {
for (i = 0; i < symbol->rows; i++) {
if (symbol->row_height[i]) {
fixed_height += symbol->row_height[i];
if (!round_rows && si && !isfintf(symbol->row_height[i] * si)) {
if (!round_rows && !isfintf(symbol->row_height[i] * si)) {
round_rows = 1;
}
} else {
@ -609,25 +611,49 @@ INTERNAL float out_large_bar_height(struct zint_symbol *symbol, int si) {
if (zero_count) {
large_bar_height = stripf((symbol->height - fixed_height) / zero_count);
if (large_bar_height <= 0.0f) { /* Shouldn't happen but protect against memory access violations */
large_bar_height = 0.0078125f; /* Token positive value (exact float 2**-6) */
}
if (si && !isfintf(large_bar_height * si)) {
assert(large_bar_height >= 0.5f); /* Min row height as set by `set_height()` */
if (!isfintf(large_bar_height * si)) {
large_bar_height = stripf(roundf(large_bar_height * si) / si);
}
symbol->height = stripf(large_bar_height * zero_count + fixed_height);
/* Note should never happen that have both zero_count and round_rows */
} else {
large_bar_height = 0.0f; /* Not used if zero_count zero */
if (round_rows) {
fixed_height = 0.0f;
float total_height = 0.0f;
for (i = 0; i < symbol->rows; i++) {
if (!isfintf(symbol->row_height[i] * si)) {
symbol->row_height[i] = roundf(symbol->row_height[i] * si) / si;
}
fixed_height += symbol->row_height[i];
total_height += symbol->row_height[i];
}
symbol->height = stripf(fixed_height);
symbol->height = stripf(total_height);
}
}
if (row_heights_si) {
assert(symbol_height_si);
*symbol_height_si = 0;
for (i = 0; i < symbol->rows; i++) {
if (symbol->row_height[i]) {
row_heights_si[i] = (int) roundf(symbol->row_height[i] * si);
} else {
row_heights_si[i] = (int) roundf(large_bar_height * si);
}
*symbol_height_si += row_heights_si[i];
}
}
} else {
for (i = 0; i < symbol->rows; i++) {
if (symbol->row_height[i]) {
fixed_height += symbol->row_height[i];
} else {
zero_count++;
}
}
if (zero_count) {
large_bar_height = stripf((symbol->height - fixed_height) / zero_count);
assert(large_bar_height >= 0.5f); /* Min row height as set by `set_height()` */
symbol->height = stripf(large_bar_height * zero_count + fixed_height);
}
}

8
backend/output.h
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@ -30,8 +30,8 @@
*/
/* vim: set ts=4 sw=4 et : */
#ifndef OUTPUT_H
#define OUTPUT_H
#ifndef Z_OUTPUT_H
#define Z_OUTPUT_H
#ifdef __cplusplus
extern "C" {
@ -43,7 +43,7 @@ INTERNAL void out_set_whitespace_offsets(const struct zint_symbol *symbol, const
int *xoffset_si, int *yoffset_si, int *roffset_si, int *boffset_si);
INTERNAL int out_process_upcean(const struct zint_symbol *symbol, int *p_main_width, int *p_comp_xoffset,
unsigned char addon[6], int *p_addon_gap);
INTERNAL float out_large_bar_height(struct zint_symbol *symbol, int si);
INTERNAL float out_large_bar_height(struct zint_symbol *symbol, int si, int *row_heights_si, int *symbol_height_si);
INTERNAL void out_upcean_split_text(int upceanflag, unsigned char text[],
unsigned char textpart1[5], unsigned char textpart2[7], unsigned char textpart3[7],
unsigned char textpart4[2]);
@ -52,4 +52,4 @@ INTERNAL void out_upcean_split_text(int upceanflag, unsigned char text[],
}
#endif /* __cplusplus */
#endif /* OUTPUT_H */
#endif /* Z_OUTPUT_H */

76
backend/raster.c
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@ -904,7 +904,6 @@ static void to_iso8859_1(const unsigned char source[], unsigned char preprocesse
static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angle, const int file_type) {
int error_number;
float large_bar_height;
int main_width;
int comp_xoffset = 0;
unsigned char addon[6];
@ -912,7 +911,6 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
float addon_text_yposn = 0.0f;
float xoffset, yoffset, roffset, boffset;
float textoffset;
float yposn;
int upceanflag = 0;
int addon_latch = 0;
unsigned char textpart1[5], textpart2[7], textpart3[7], textpart4[2];
@ -926,12 +924,14 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
int textflags = 0;
int xoffset_si, yoffset_si, roffset_si, boffset_si;
int comp_xoffset_si;
int row_heights_si[200];
int symbol_height_si;
int image_width, image_height;
unsigned char *pixelbuf;
float scaler = symbol->scale;
int si;
int half_int_scaling;
int yposn_si;
/* Ignore scaling < 0.5 for raster as would drop modules */
if (scaler < 0.5f) {
@ -945,8 +945,7 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
si = 2;
}
large_bar_height = out_large_bar_height(symbol, si /*Round to scale*/);
symbol_height_si = (int) ceilf(symbol->height * si);
(void) out_large_bar_height(symbol, si /*(scale and round)*/, row_heights_si, &symbol_height_si);
main_width = symbol->width;
@ -994,17 +993,15 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
}
memset(pixelbuf, DEFAULT_PAPER, (size_t) image_width * image_height);
yposn = yoffset;
yposn_si = yoffset_si;
/* Plot the body of the symbol to the pixel buffer */
if (symbol->symbology == BARCODE_ULTRA) {
for (r = 0; r < symbol->rows; r++) {
int yposn_si = yposn * si;
float row_height = symbol->row_height[r];
int row_height_si = (int) ceilf(row_height * si);
const int row_height_si = row_heights_si[r];
for (i = 0; i < symbol->width; i += block_width) {
int fill = module_colour_is_set(symbol, r, i);
const int fill = module_colour_is_set(symbol, r, i);
for (block_width = 1; (i + block_width < symbol->width)
&& module_colour_is_set(symbol, r, i + block_width) == fill; block_width++);
if (fill) {
@ -1015,33 +1012,32 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
}
copy_bar_line(pixelbuf, xoffset_si, image_width - xoffset_si - roffset_si, yposn_si, row_height_si,
image_width, image_height);
yposn += row_height;
yposn_si += row_height_si;
}
} else if (upceanflag >= 6) { /* UPC-E, EAN-8, UPC-A, EAN-13 */
for (r = 0; r < symbol->rows; r++) {
int yposn_si = yposn * si;
float row_height = symbol->row_height[r] ? symbol->row_height[r] : large_bar_height;
int row_height_si = (int) ceilf(row_height * si);
int row_height_si = row_heights_si[r];
for (i = 0; i < symbol->width; i += block_width) {
int fill = module_is_set(symbol, r, i);
const int fill = module_is_set(symbol, r, i);
for (block_width = 1; (i + block_width < symbol->width)
&& module_is_set(symbol, r, i + block_width) == fill; block_width++);
if ((r == (symbol->rows - 1)) && (i > main_width) && (addon_latch == 0)) {
float addon_row_height;
int addon_row_height_si;
const int text_offset_si = (text_height + text_gap) * si;
copy_bar_line(pixelbuf, xoffset_si, main_width * si, yposn_si, row_height_si, image_width,
image_height);
yposn_si += (text_height + text_gap) * si;
addon_text_yposn = yposn * si;
addon_row_height = row_height - (text_height + text_gap);
addon_text_yposn = yposn_si;
yposn_si += text_offset_si;
addon_row_height_si = row_height_si - text_offset_si;
if (upceanflag != 12 && upceanflag != 6) { /* UPC-A/E add-ons don't descend */
addon_row_height += guard_descent;
addon_row_height_si += guard_descent * si;
}
if (addon_row_height < 0.5f) {
addon_row_height = 0.5f;
if (addon_row_height_si == 0) {
addon_row_height_si = 1;
}
row_height_si = addon_row_height * si;
row_height_si = addon_row_height_si;
addon_latch = 1;
}
if (fill) {
@ -1058,17 +1054,15 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
copy_bar_line(pixelbuf, xoffset_si, image_width - xoffset_si - roffset_si, yposn_si, row_height_si,
image_width, image_height);
}
yposn += row_height;
yposn_si += row_height_si;
}
} else {
for (r = 0; r < symbol->rows; r++) {
int yposn_si = yposn * si;
float row_height = symbol->row_height[r] ? symbol->row_height[r] : large_bar_height;
int row_height_si = (int) ceilf(row_height * si);
const int row_height_si = row_heights_si[r];
for (i = 0; i < symbol->width; i += block_width) {
int fill = module_is_set(symbol, r, i);
const int fill = module_is_set(symbol, r, i);
for (block_width = 1; (i + block_width < symbol->width)
&& module_is_set(symbol, r, i + block_width) == fill; block_width++);
if (fill) {
@ -1079,14 +1073,14 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
}
copy_bar_line(pixelbuf, xoffset_si, image_width - xoffset_si - roffset_si, yposn_si, row_height_si,
image_width, image_height);
yposn += row_height;
yposn_si += row_height_si;
}
}
if (guard_descent && upceanflag >= 6) { /* UPC-E, EAN-8, UPC-A, EAN-13 */
/* Guard bar extension */
int guard_yoffset_si = yoffset_si + symbol_height_si;
int guard_descent_si = guard_descent * si;
const int guard_yoffset_si = yoffset_si + symbol_height_si;
const int guard_descent_si = guard_descent * si;
if (upceanflag == 6) { /* UPC-E */
draw_bar_line(pixelbuf, 0 * si + comp_xoffset_si, 1 * si, guard_yoffset_si, image_width, DEFAULT_INK);
@ -1105,7 +1099,7 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
} else if (upceanflag == 12) { /* UPC-A */
for (i = 0 + comp_xoffset; i < 11 + comp_xoffset; i += block_width) {
int fill = module_is_set(symbol, symbol->rows - 1, i);
const int fill = module_is_set(symbol, symbol->rows - 1, i);
for (block_width = 1; (i + block_width < symbol->width)
&& module_is_set(symbol, symbol->rows - 1, i + block_width) == fill;
block_width++);
@ -1117,7 +1111,7 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
draw_bar_line(pixelbuf, 46 * si + comp_xoffset_si, 1 * si, guard_yoffset_si, image_width, DEFAULT_INK);
draw_bar_line(pixelbuf, 48 * si + comp_xoffset_si, 1 * si, guard_yoffset_si, image_width, DEFAULT_INK);
for (i = 85 + comp_xoffset; i < 96 + comp_xoffset; i += block_width) {
int fill = module_is_set(symbol, symbol->rows - 1, i);
const int fill = module_is_set(symbol, symbol->rows - 1, i);
for (block_width = 1; (i + block_width < symbol->width)
&& module_is_set(symbol, symbol->rows - 1, i + block_width) == fill;
block_width++);
@ -1152,10 +1146,10 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
/* Note font sizes halved as in pixels */
/* Halved again to get middle position that draw_string() expects */
int upcea_width_adj = (UPCEAN_SMALL_FONT_WIDTH + 3) / 4;
int upcea_height_adj = (UPCEAN_FONT_HEIGHT - UPCEAN_SMALL_FONT_HEIGHT) * si / 2;
const int upcea_width_adj = (UPCEAN_SMALL_FONT_WIDTH + 3) / 4;
const int upcea_height_adj = (UPCEAN_FONT_HEIGHT - UPCEAN_SMALL_FONT_HEIGHT) * si / 2;
/* Halved again to get middle position that draw_string() expects */
int ean_width_adj = (UPCEAN_FONT_WIDTH + 3) / 4;
const int ean_width_adj = (UPCEAN_FONT_WIDTH + 3) / 4;
out_upcean_split_text(upceanflag, symbol->text, textpart1, textpart2, textpart3, textpart4);
@ -1263,16 +1257,16 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
sep_height = symbol->option_3;
}
sep_height_si = (int) (sep_height * si);
sep_yoffset_si = yoffset_si - sep_height_si / 2;
sep_yoffset_si = yoffset_si + row_heights_si[0] - sep_height_si / 2;
if (symbol->symbology == BARCODE_CODABLOCKF || symbol->symbology == BARCODE_HIBC_BLOCKF) {
/* Avoid 11-module start and 13-module stop chars */
sep_xoffset_si += 11 * si;
sep_width_si -= (11 + 13) * si;
}
for (r = 1; r < symbol->rows; r++) {
float row_height = symbol->row_height[r - 1] ? symbol->row_height[r - 1] : large_bar_height;
draw_bar(pixelbuf, sep_xoffset_si, sep_width_si, (r * row_height) * si + sep_yoffset_si, sep_height_si,
image_width, image_height, DEFAULT_INK);
draw_bar(pixelbuf, sep_xoffset_si, sep_width_si, sep_yoffset_si, sep_height_si, image_width, image_height,
DEFAULT_INK);
sep_yoffset_si += row_heights_si[r];
}
}
@ -1282,8 +1276,8 @@ static int plot_raster_default(struct zint_symbol *symbol, const int rotate_angl
if (!half_int_scaling) {
size_t prev_image_row;
unsigned char *scaled_pixelbuf;
int scale_width = (int) stripf(image_width * scaler);
int scale_height = (int) stripf(image_height * scaler);
const int scale_width = (int) stripf(image_width * scaler);
const int scale_height = (int) stripf(image_height * scaler);
/* Apply scale options by creating another pixel buffer */
if (!(scaled_pixelbuf = (unsigned char *) malloc((size_t) scale_width * scale_height))) {

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1
backend/tests/test_png.c
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@ -197,6 +197,7 @@ static void test_print(int index, int generate, int debug) {
/* 53*/ { BARCODE_PDF417, -1, -1, -1, -1, -1, -1, -1, -1, 5.0, 0, { 0, 0, "" }, "", "", "Your Data Here!", "", ZINT_WARN_NONCOMPLIANT, "pdf417_height5.png", "" },
/* 54*/ { BARCODE_USPS_IMAIL, -1, -1, -1, -1, -1, -1, -1, -1, 7.75, 0, { 0, 0, "" }, "", "", "12345678901234567890", "", 0, "imail_height7.75.png", "" },
/* 55*/ { BARCODE_AZTEC, -1, -1, -1, -1, -1, -1, -1, -1, 0, 0, { 4, 7, "Z1.txt" }, "", "", "3456", "", 0, "aztec_z1_seq4of7.png", "" },
/* 56*/ { BARCODE_PDF417, -1, -1, BARCODE_NO_QUIET_ZONES, -1, -1, -1, 5, 8, 16, 1.5, { 0, 0, "" }, "", "", "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABBBBBBBBBBBBBBBBBBBBBBBBBBBBBB", "", ZINT_WARN_NONCOMPLIANT, "pdf417_#204.png", "Ticket #204 Blank line in PDF417" },
};
int data_size = ARRAY_SIZE(data);
int i, length, ret;

1159
backend/tests/test_raster.c
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959
backend/tests/test_vector.c
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31
backend/vector.c
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@ -393,7 +393,6 @@ static void vector_reduce_rectangles(struct zint_symbol *symbol) {
INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_type) {
int error_number;
float large_bar_height;
int main_width;
int comp_xoffset = 0;
unsigned char addon[6];
@ -401,7 +400,6 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
float addon_text_yposn = 0.0f;
float xoffset, yoffset, roffset, boffset;
float textoffset;
float yposn;
int upceanflag = 0;
int addon_latch = 0;
unsigned char textpart1[5], textpart2[7], textpart3[7], textpart4[2];
@ -412,11 +410,13 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
float text_gap; /* Gap between barcode and text */
float guard_descent;
float large_bar_height;
int upcae_outside_text_height = 0; /* UPC-A/E outside digits font size */
float digit_ascent_factor = 0.25f; /* Assuming digit ascent roughly 25% less than font size */
float dot_overspill = 0.0f;
float dot_offset = 0.0f;
int rect_count = 0, last_row_start = 0;
int rect_count = 0, last_row_start = 0; /* For UPC/EAN guard bars */
float yposn;
struct zint_vector *vector;
struct zint_vector_rect *rect, *last_rectangle = NULL;
@ -444,7 +444,8 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
vector->circles = NULL;
vector->strings = NULL;
large_bar_height = out_large_bar_height(symbol, 0 /*No rounding to scale*/);
large_bar_height = out_large_bar_height(symbol, 0 /*si (scale and round)*/, NULL /*row_heights_si*/,
NULL /*symbol_height_si*/);
main_width = symbol->width;
@ -568,11 +569,10 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
} else if (symbol->symbology == BARCODE_ULTRA) {
yposn = yoffset;
for (r = 0; r < symbol->rows; r++) {
float row_height = symbol->row_height[r];
last_row_start = rect_count;
const float row_height = symbol->row_height[r];
for (i = 0; i < symbol->width; i += block_width) {
int fill = module_colour_is_set(symbol, r, i);
const int fill = module_colour_is_set(symbol, r, i);
for (block_width = 1; (i + block_width < symbol->width)
&& module_colour_is_set(symbol, r, i + block_width) == fill; block_width++);
if (fill) {
@ -581,7 +581,6 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
if (!rect) return ZINT_ERROR_MEMORY;
rect->colour = module_colour_is_set(symbol, r, i);
vector_plot_add_rect(symbol, rect, &last_rectangle);
rect_count++;
}
}
yposn += row_height;
@ -590,12 +589,12 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
} else if (upceanflag >= 6) { /* UPC-E, EAN-8, UPC-A, EAN-13 */
yposn = yoffset;
for (r = 0; r < symbol->rows; r++) {
float row_height = symbol->row_height[r] ? symbol->row_height[r] : large_bar_height;
const float row_height = symbol->row_height[r] ? symbol->row_height[r] : large_bar_height;
last_row_start = rect_count;
for (i = 0; i < symbol->width; i += block_width) {
float addon_row_height;
int fill = module_is_set(symbol, r, i);
const int fill = module_is_set(symbol, r, i);
for (block_width = 1; (i + block_width < symbol->width)
&& module_is_set(symbol, r, i + block_width) == fill; block_width++);
@ -632,11 +631,10 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
} else {
yposn = yoffset;
for (r = 0; r < symbol->rows; r++) {
float row_height = symbol->row_height[r] ? symbol->row_height[r] : large_bar_height;
last_row_start = rect_count;
const float row_height = symbol->row_height[r] ? symbol->row_height[r] : large_bar_height;
for (i = 0; i < symbol->width; i += block_width) {
int fill = module_is_set(symbol, r, i);
const int fill = module_is_set(symbol, r, i);
for (block_width = 1; (i + block_width < symbol->width)
&& module_is_set(symbol, r, i + block_width) == fill; block_width++);
if (fill) {
@ -644,7 +642,6 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
rect = vector_plot_create_rect(symbol, i + xoffset, yposn, block_width, row_height);
if (!rect) return ZINT_ERROR_MEMORY;
vector_plot_add_rect(symbol, rect, &last_rectangle);
rect_count++;
}
}
yposn += row_height;
@ -872,7 +869,7 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
sep_width -= 11 + 13;
}
for (r = 1; r < symbol->rows; r++) {
float row_height = symbol->row_height[r - 1] ? symbol->row_height[r - 1] : large_bar_height;
const float row_height = symbol->row_height[r - 1] ? symbol->row_height[r - 1] : large_bar_height;
rect = vector_plot_create_rect(symbol, sep_xoffset, (r * row_height) + sep_yoffset,
sep_width, sep_height);
if (!rect) return ZINT_ERROR_MEMORY;
@ -908,9 +905,9 @@ INTERNAL int plot_vector(struct zint_symbol *symbol, int rotate_angle, int file_
vector_plot_add_rect(symbol, rect, &last_rectangle);
}
if (symbol->output_options & BARCODE_BOX) {
float xbox_right = vector->width - symbol->border_width;
const float xbox_right = vector->width - symbol->border_width;
// Following equivalent to symbol->height except for BARCODE_MAXICODE
float box_height = vector->height - textoffset - dot_overspill - yoffset - boffset;
const float box_height = vector->height - textoffset - dot_overspill - yoffset - boffset;
// Left
rect = vector_plot_create_rect(symbol, 0.0f, yoffset, symbol->border_width, box_height);
if (!rect) return ZINT_ERROR_MEMORY;