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dither-inks.c File Reference

#include <gutenprint/gutenprint.h>
#include "gutenprint-internal.h"
#include <gutenprint/gutenprint-intl-internal.h>
#include <math.h>
#include <assert.h>
#include <string.h>
#include "dither-impl.h"

Go to the source code of this file.

Functions

int stpi_dither_translate_channel (stp_vars_t *v, unsigned channel, unsigned subchannel)
unsigned char * stp_dither_get_channel (stp_vars_t *v, unsigned channel, unsigned subchannel)
static void insert_channel (stp_vars_t *v, stpi_dither_t *d, int channel)
void stpi_dither_channel_destroy (stpi_dither_channel_t *channel)
static void initialize_channel (stp_vars_t *v, int channel, int subchannel)
static void insert_subchannel (stp_vars_t *v, stpi_dither_t *d, int channel, int subchannel)
void stpi_dither_finalize (stp_vars_t *v)
void stp_dither_add_channel (stp_vars_t *v, unsigned char *data, unsigned channel, unsigned subchannel)
static void stpi_dither_finalize_ranges (stp_vars_t *v, stpi_dither_channel_t *dc)
static void stpi_dither_set_ranges (stp_vars_t *v, int color, const stp_shade_t *shade, double density, double darkness)
void stp_dither_set_inks_simple (stp_vars_t *v, int color, int nlevels, const double *levels, double density, double darkness)
void stp_dither_set_inks_full (stp_vars_t *v, int color, int nshades, const stp_shade_t *shades, double density, double darkness)
void stp_dither_set_inks (stp_vars_t *v, int color, double density, double darkness, int nshades, const double *svalues, int ndotsizes, const double *dvalues)


Function Documentation

static void initialize_channel stp_vars_t v,
int  channel,
int  subchannel
[static]
 

Definition at line 107 of file dither-inks.c.

References assert, stp_dotsize::bit_pattern, CHANNEL, dither::dither_matrix, dither_channel::dithermat, stp_shade::dot_sizes, stp_shade::numsizes, dither_channel::pick, stp_dither_matrix_clone(), stp_dither_set_inks_full(), stp_get_component_data(), stpi_dither_translate_channel(), dither::transition_matrix, stp_dotsize::value, and stp_shade::value.

Referenced by insert_subchannel().

static void insert_channel stp_vars_t v,
stpi_dither_t d,
int  channel
[static]
 

Definition at line 70 of file dither-inks.c.

References stp_realloc().

Referenced by stp_dither_add_channel().

static void insert_subchannel stp_vars_t v,
stpi_dither_t d,
int  channel,
int  subchannel
[static]
 

Definition at line 127 of file dither-inks.c.

References initialize_channel(), stp_free(), and stp_malloc().

Referenced by stp_dither_add_channel().

void stp_dither_add_channel stp_vars_t v,
unsigned char *  data,
unsigned  channel,
unsigned  subchannel
 

Definition at line 188 of file dither-inks.c.

References assert, dither::channel, dither::channel_count, insert_channel(), insert_subchannel(), dither_channel::ptr, stp_get_component_data(), stpi_dither_translate_channel(), and dither::subchannel_count.

Referenced by allocate_channels(), canon_do_print(), lexmark_do_print(), and pcl_do_print().

unsigned char* stp_dither_get_channel stp_vars_t v,
unsigned  channel,
unsigned  subchannel
 

Definition at line 59 of file dither-inks.c.

References dither::channel, dither_channel::ptr, stp_get_component_data(), and stpi_dither_translate_channel().

Referenced by pcl_printfunc().

void stp_dither_set_inks stp_vars_t v,
int  color,
double  density,
double  darkness,
int  nshades,
const double *  svalues,
int  ndotsizes,
const double *  dvalues
 

Definition at line 396 of file dither-inks.c.

References stp_dotsize::bit_pattern, stp_shade::dot_sizes, stp_shade::numsizes, stp_dither_set_inks_full(), stp_free(), stp_malloc(), stp_shade::value, and stp_dotsize::value.

Referenced by setup_inks().

void stp_dither_set_inks_full stp_vars_t v,
int  color,
int  nshades,
const stp_shade_t shades,
double  density,
double  darkness
 

Definition at line 366 of file dither-inks.c.

References assert, CHANNEL, stp_channel_add(), stp_channel_reset_channel(), STP_DBG_INK, stp_dprintf(), stp_get_component_data(), stpi_dither_set_ranges(), and stpi_dither_translate_channel().

Referenced by initialize_channel(), lexmark_do_print(), pcl_do_print(), set_ink_ranges(), stp_dither_set_inks(), and stp_dither_set_inks_simple().

void stp_dither_set_inks_simple stp_vars_t v,
int  color,
int  nlevels,
const double *  levels,
double  density,
double  darkness
 

Definition at line 345 of file dither-inks.c.

References stp_dotsize::bit_pattern, stp_shade::dot_sizes, stp_shade::numsizes, stp_dither_set_inks_full(), stp_free(), stp_malloc(), stp_dotsize::value, and stp_shade::value.

Referenced by pcl_do_print().

void stpi_dither_channel_destroy stpi_dither_channel_t channel  ) 
 

Definition at line 91 of file dither-inks.c.

References stp_dither_matrix_destroy(), and STP_SAFE_FREE.

Referenced by free_eventone_data(), and stpi_dither_free().

void stpi_dither_finalize stp_vars_t v  ) 
 

Definition at line 166 of file dither-inks.c.

References CHANNEL, CHANNEL_COUNT, dither::dither_matrix, dither_channel::dithermat, dither::finalized, dither_channel::pick, stp_dither_matrix_clone(), stp_get_component_data(), dither_matrix_impl::x_size, and dither_matrix_impl::y_size.

Referenced by stp_dither_internal().

static void stpi_dither_finalize_ranges stp_vars_t v,
stpi_dither_channel_t dc
[static]
 

Definition at line 203 of file dither-inks.c.

References dither::adaptive_limit, dither_channel::bit_max, dither_segment::is_equal, dither_segment::is_same_ink, dither_channel::ranges, dither_channel::signif_bits, STP_DBG_INK, stp_dprintf(), and stp_get_component_data().

Referenced by stpi_dither_set_ranges().

static void stpi_dither_set_ranges stp_vars_t v,
int  color,
const stp_shade_t shade,
double  density,
double  darkness
[static]
 

Definition at line 261 of file dither-inks.c.

References dither_channel::bit_max, stp_dotsize::bit_pattern, ink_defn::bits, CHANNEL, dither_channel::darkness, dither_channel::density, dither_channel::ink_list, dither_segment::lower, dither_channel::nlevels, ink_defn::range, dither_segment::range_span, dither_channel::ranges, STP_DBG_INK, stp_dprintf(), stp_flush_debug_messages(), stp_get_component_data(), stp_init_debug_messages(), STP_SAFE_FREE, stp_zalloc(), stpi_dither_finalize_ranges(), dither_segment::upper, stp_dotsize::value, ink_defn::value, and dither_segment::value_span.

Referenced by stp_dither_set_inks_full().

int stpi_dither_translate_channel stp_vars_t v,
unsigned  channel,
unsigned  subchannel
 

Definition at line 43 of file dither-inks.c.

References dither::channel_count, dither::channel_index, stp_get_component_data(), and dither::subchannel_count.

Referenced by initialize_channel(), stp_dither_add_channel(), stp_dither_get_channel(), stp_dither_get_first_position(), stp_dither_get_last_position(), and stp_dither_set_inks_full().


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