samsung-spl2-series.h

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#pragma once
 
/*
 * SPDX-License-Identifier: GPL-2.0-or-later
 *
 * (c) 2021 Juergen Borleis <projects@caps-printing.org>
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 */
 
#include <stddef.h>
#include <stdint.h>
#include <libcapsbase.h>
#include <libcapsdriver.h>
 
#include "samsung-spl2-header.h"
 
#ifdef DEBUG
# define caps_print_debug(fmt, ...) caps_print_debug_template(fmt, ##__VA_ARGS__)
# else
# define caps_print_debug(fmt, ...)
#endif
 
#define ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]))
#define DOTS_TO_BYTES(x) (((x) + 7) / 8)
#define DOTS_TO_INDEX(x) ((x) / 8)
#define MIN(x, y) (x < y ? x : y)
 
/* handle NLS */
#ifdef ENABLE_NLS
 
# ifndef PACKAGE
#  error "Missing 'PACKAGE' macro: include 'config.h' first"
# endif
 
# include <libintl.h>
 
/* regular and inconspicuous NLS marker */
# define _(string) dgettext(PACKAGE, string)
 
#else /* ENABLE_NLS */
 
# define _(string) (string)
 
#endif /* !ENABLE_NLS */
 
/* a more inconspicuous NLS marker used for all NLS strings in static data */
#define NLS_(string) (string)
 
#define to_spl2_driver(x) ((struct spl2_drv*)x)
 
int spl2_driver_module_init(struct caps_drv *drvi, void *d) __nonnull();
int spl2_driver_module_exit(struct caps_drv *drvi, void *d) __nonnull();
int spl2_driver_page_setup(struct caps_drv *drvi, void *d) __nonnull();
int spl2_driver_runtime_adaptions(struct caps_drv *drvi, void *d) __nonnull();
int spl2_driver_job_setup(struct caps_drv *drvi, void *d) __nonnull();
int spl2_driver_page_print(struct caps_drv *drvi, void *d) __nonnull();
int spl2_driver_job_finish(struct caps_drv *drvi, void *d) __nonnull();
int spl2_driver_device_monitor(struct caps_drv *drvi, void *d) __nonnull();
 
enum caps_drv_printer_id {
    CAPS_SPL2_UNKNOWN,
    CAPS_SPL2_ML_1520,
    CAPS_SPL2_ML_1630,
    CAPS_SPL2_ML_1640,
    CAPS_SPL2_ML_2010,
    CAPS_SPL2_ML_2015,
    CAPS_SPL2_ML_2240,
    CAPS_SPL2_ML_2510,
};
 
struct spl2_job_options {
//  unsigned copies;    /**< Copies to print */
    enum format_type format_type; 
    struct caps_rect format_size; 
    struct caps_area format_margins; 
    unsigned resolution_x;  
    unsigned resolution_y;  
    unsigned dots_to_skip;  
    unsigned opc_dots;      
};
 
struct spl2_drv {
    enum caps_drv_printer_id sel_prn; 
    /* Static settings controlled by the user and used by the printer via PJL commands */
    int jam_recovery; 
    const char *altitude_level; 
    /* Settings controlled by the user on a per job base and used by the printer via PJL commands */
    const char *paper_type; 
    const char *power_save_time; 
    const char *eco_mode; 
    unsigned qpdl_version; 
    unsigned thread_cnt; 
    unsigned opc_width_at_300dpi; 
    unsigned opc_width_at_600dpi; 
    unsigned opc_width_at_1200dpi; 
    /* Infos about the current job */
    struct spl2_job_options job;
};
int printer_driver_runtime_adaptions(struct caps_drv *drvi, struct spl2_drv *info) __nonnull();
int printer_driver_module_init(struct caps_drv *drvi, struct spl2_drv *info) __nonnull();
struct dictionary_collection {
    int appearance; 
    size_t offset; 
};
 
#define COMPRESS_SAMPLE_SIZE 2048
 
struct spl2_band_buffer {
    /* processing/state data */
    size_t line_sz; 
    /* the raw input data from the rasterizer */
    uint8_t *input; 
    size_t input_sz; 
    /* the preprocessed band data with cleared margins and rotated as the printer requires the data */
    uint8_t *band; 
    size_t band_sz; 
    /* the compressed data of @b band as it must be sent to the printer */
    uint8_t *compressed; 
    size_t compressed_sz; 
    size_t compressed_used; 
    struct dictionary_collection dictionary[COMPRESS_SAMPLE_SIZE];
    size_t dictionary_size;
#ifdef DEBUG
    unsigned repeated_bytes; 
    unsigned repeated_pattern; 
    unsigned pattern_compares; 
#endif
};
 
uint8_t drv_spl2_band_rotate(struct spl2_band_buffer *info) __nonnull();
int drv_spl2_band_compress(struct spl2_band_buffer *info) __nonnull();
unsigned drv_spl2_par_threads_get(struct caps_drv *drvi) __nonnull();
int ml1640_driver_page_print(struct caps_drv *drvi, void *d) __nonnull();