mirrors/zint-barcode-generator
1
0
Fork 0
mirror of https://git.code.sf.net/p/zint/code synced 2025-05-24 20:14:28 -04:00
Code Issues Projects Releases Packages Wiki Activity

raster: #197 OUT_BUFFER_INTERMEDIATE output option

Browse source
This commit is contained in:
gitlost 2020-08-11 16:11:38 +01:00
parent 6579efd271
commit d063263432
5 changed files with 154 additions and 89 deletions
Download patch file Download diff file Expand all files Collapse all files

48
backend/raster.c
View file

@ -89,7 +89,7 @@ static int buffer_plot(struct zint_symbol *symbol, char *pixelbuf) {
free(symbol->alphamap);
symbol->alphamap = NULL;
}
symbol->bitmap = (unsigned char *) malloc(symbol->bitmap_width * symbol->bitmap_height * 3);
if (symbol->bitmap == NULL) {
strcpy(symbol->errtxt, "661: Insufficient memory for bitmap buffer");
@ -181,7 +181,7 @@ static int buffer_plot(struct zint_symbol *symbol, char *pixelbuf) {
return 0;
}
static int save_raster_image_to_file(struct zint_symbol *symbol, int image_height, int image_width, char *pixelbuf, int rotate_angle, int image_type) {
static int save_raster_image_to_file(struct zint_symbol *symbol, int image_height, int image_width, char *pixelbuf, int rotate_angle, int file_type) {
int error_number;
int row, column;
@ -238,9 +238,23 @@ static int save_raster_image_to_file(struct zint_symbol *symbol, int image_heigh
break;
}
switch (image_type) {
switch (file_type) {
case OUT_BUFFER:
error_number = buffer_plot(symbol, rotated_pixbuf);
if (symbol->output_options & OUT_BUFFER_INTERMEDIATE) {
if (symbol->bitmap != NULL) {
free(symbol->bitmap);
symbol->bitmap = NULL;
}
if (symbol->alphamap != NULL) {
free(symbol->alphamap);
symbol->alphamap = NULL;
}
symbol->bitmap = (unsigned char *) rotated_pixbuf;
rotate_angle = 0; /* Suppress freeing buffer if rotated */
error_number = 0;
} else {
error_number = buffer_plot(symbol, rotated_pixbuf);
}
break;
case OUT_PNG_FILE:
#ifndef NO_PNG
@ -550,7 +564,7 @@ static void plot_hexagon(char *scaled_hexagon, int hexagon_size) {
}
}
static int plot_raster_maxicode(struct zint_symbol *symbol, int rotate_angle, int data_type) {
static int plot_raster_maxicode(struct zint_symbol *symbol, int rotate_angle, int file_type) {
/* Plot a MaxiCode symbol with hexagons and bullseye */
int row, column, xposn;
int image_height, image_width;
@ -624,13 +638,15 @@ static int plot_raster_maxicode(struct zint_symbol *symbol, int rotate_angle, in
}
}
error_number = save_raster_image_to_file(symbol, image_height, image_width, pixelbuf, rotate_angle, data_type);
error_number = save_raster_image_to_file(symbol, image_height, image_width, pixelbuf, rotate_angle, file_type);
free(scaled_hexagon);
free(pixelbuf);
if (rotate_angle || file_type != OUT_BUFFER || !(symbol->output_options & OUT_BUFFER_INTERMEDIATE)) {
free(pixelbuf);
}
return error_number;
}
static int plot_raster_dotty(struct zint_symbol *symbol, int rotate_angle, int data_type) {
static int plot_raster_dotty(struct zint_symbol *symbol, int rotate_angle, int file_type) {
float scaler = 2 * symbol->scale;
float half_scaler, dot_size_scaled;
char *scaled_pixelbuf;
@ -676,8 +692,10 @@ static int plot_raster_dotty(struct zint_symbol *symbol, int rotate_angle, int d
}
}
error_number = save_raster_image_to_file(symbol, scale_height, scale_width, scaled_pixelbuf, rotate_angle, data_type);
free(scaled_pixelbuf);
error_number = save_raster_image_to_file(symbol, scale_height, scale_width, scaled_pixelbuf, rotate_angle, file_type);
if (rotate_angle || file_type != OUT_BUFFER || !(symbol->output_options & OUT_BUFFER_INTERMEDIATE)) {
free(scaled_pixelbuf);
}
return error_number;
}
@ -723,7 +741,7 @@ static void to_iso8859_1(const unsigned char source[], unsigned char preprocesse
return;
}
static int plot_raster_default(struct zint_symbol *symbol, int rotate_angle, int data_type) {
static int plot_raster_default(struct zint_symbol *symbol, int rotate_angle, int file_type) {
int error_number;
float large_bar_height;
int textdone;
@ -1085,12 +1103,14 @@ static int plot_raster_default(struct zint_symbol *symbol, int rotate_angle, int
}
}
error_number = save_raster_image_to_file(symbol, scale_height, scale_width, scaled_pixelbuf, rotate_angle, data_type);
error_number = save_raster_image_to_file(symbol, scale_height, scale_width, scaled_pixelbuf, rotate_angle, file_type);
free(scaled_pixelbuf);
} else {
error_number = save_raster_image_to_file(symbol, image_height, image_width, pixelbuf, rotate_angle, data_type);
error_number = save_raster_image_to_file(symbol, image_height, image_width, pixelbuf, rotate_angle, file_type);
}
if (rotate_angle || file_type != OUT_BUFFER || !(symbol->output_options & OUT_BUFFER_INTERMEDIATE)) {
free(pixelbuf);
}
free(pixelbuf);
return error_number;
}