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https://gitlab.gnome.org/GNOME/gimp
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1bcba05b4a
--Sven
236 lines
6.9 KiB
C
236 lines
6.9 KiB
C
/* bmp.c */
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/* Version 0.44 */
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/* This is a File input and output filter for */
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/* Gimp. It loads and saves images in windows(TM) */
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/* bitmap format. */
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/* Some Parts that deal with the interaction with */
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/* the Gimp are taken from the GIF plugin by */
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/* Peter Mattis & Spencer Kimball and from the */
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/* PCX plugin by Francisco Bustamante. */
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/* */
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/* Alexander.Schulz@stud.uni-karlsruhe.de */
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/* Changes: 28.11.1997 Noninteractive operation */
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/* 16.03.1998 Endian-independent!! */
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/* 21.03.1998 Little Bug-fix */
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/* 06.04.1998 Bugfix in Padding */
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/* 11.04.1998 Arch. cleanup (-Wall) */
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/* Parses gtkrc */
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/* 14.04.1998 Another Bug in Padding */
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/*
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* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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* ----------------------------------------------------------------------------
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*/
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#include <string.h>
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#include <libgimp/gimp.h>
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#include <gtk/gtk.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "bmp.h"
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FILE *errorfile;
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char *prog_name="bmp";
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char *filename;
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int interactive_bmp;
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/* Declare some local functions.
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*/
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static void query (void);
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static void run (char *name,
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int nparams,
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GParam *param,
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int *nreturn_vals,
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GParam **return_vals);
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GPlugInInfo PLUG_IN_INFO =
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{
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NULL, /* init_proc */
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NULL, /* quit_proc */
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query, /* query_proc */
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run, /* run_proc */
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};
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MAIN ()
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static void
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query ()
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{
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static GParamDef load_args[] =
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{
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{ PARAM_INT32, "run_mode", "Interactive, non-interactive" },
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{ PARAM_STRING, "filename", "The name of the file to load" },
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{ PARAM_STRING, "raw_filename", "The name entered" },
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};
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static GParamDef load_return_vals[] =
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{
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{ PARAM_IMAGE, "image", "Output image" },
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};
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static int nload_args = sizeof (load_args) / sizeof (load_args[0]);
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static int nload_return_vals = sizeof (load_return_vals) / sizeof (load_return_vals[0]);
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static GParamDef save_args[] =
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{
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{ PARAM_INT32, "run_mode", "Interactive, non-interactive" },
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{ PARAM_IMAGE, "image", "Input image" },
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{ PARAM_DRAWABLE, "drawable", "Drawable to save" },
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{ PARAM_STRING, "filename", "The name of the file to save the image in" },
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{ PARAM_STRING, "raw_filename", "The name entered" },
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};
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static int nsave_args = sizeof (save_args) / sizeof (save_args[0]);
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gimp_install_procedure ("file_bmp_load",
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"Loads files of Windows BMP file format",
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"Loads files of Windows BMP file format",
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"Alexander Schulz",
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"Alexander Schulz",
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"1997",
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"<Load>/BMP",
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NULL,
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PROC_PLUG_IN,
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nload_args, nload_return_vals,
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load_args, load_return_vals);
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gimp_install_procedure ("file_bmp_save",
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"Saves files in Windows BMP file format",
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"Saves files in Windows BMP file format",
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"Alexander Schulz",
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"Alexander Schulz",
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"1997",
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"<Save>/BMP",
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"INDEXED*, GRAY*, RGB*",
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PROC_PLUG_IN,
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nsave_args, 0,
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save_args, NULL);
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gimp_register_magic_load_handler ("file_bmp_load", "bmp", "", "0,string,BM");
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gimp_register_save_handler ("file_bmp_save", "bmp", "");
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}
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static void
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run (char *name,
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int nparams,
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GParam *param,
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int *nreturn_vals,
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GParam **return_vals)
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{
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static GParam values[2];
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GStatusType status = STATUS_SUCCESS;
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GRunModeType run_mode;
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gint32 image_ID;
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run_mode = param[0].data.d_int32;
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*nreturn_vals = 1;
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*return_vals = values;
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values[0].type = PARAM_STATUS;
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values[0].data.d_status = STATUS_CALLING_ERROR;
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if (strcmp (name, "file_bmp_load") == 0)
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{
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switch (run_mode)
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{
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case RUN_INTERACTIVE:
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interactive_bmp = TRUE;
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break;
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case RUN_NONINTERACTIVE:
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/* Make sure all the arguments are there! */
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interactive_bmp = FALSE;
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if (nparams != 3)
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status = STATUS_CALLING_ERROR;
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break;
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default:
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break;
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}
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image_ID = ReadBMP(param[1].data.d_string);
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if (image_ID != -1)
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{
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*nreturn_vals = 2;
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values[0].data.d_status = STATUS_SUCCESS;
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values[1].type = PARAM_IMAGE;
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values[1].data.d_image = image_ID;
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}
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else
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{
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values[0].data.d_status = STATUS_EXECUTION_ERROR;
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}
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}
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else if (strcmp (name, "file_bmp_save") == 0)
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{
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switch (run_mode)
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{
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case RUN_INTERACTIVE:
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interactive_bmp = TRUE;
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break;
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case RUN_NONINTERACTIVE:
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/* Make sure all the arguments are there! */
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interactive_bmp = FALSE;
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if (nparams != 5)
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status = STATUS_CALLING_ERROR;
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break;
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case RUN_WITH_LAST_VALS:
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interactive_bmp = FALSE;
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break;
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default:
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break;
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}
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*nreturn_vals = 1;
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if (WriteBMP(param[3].data.d_string, param[1].data.d_int32, param[2].data.d_int32))
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{
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values[0].data.d_status = STATUS_SUCCESS;
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}
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else
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values[0].data.d_status = STATUS_EXECUTION_ERROR;
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}
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}
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gint32 ToL(guchar *puffer)
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{
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return(puffer[0] | puffer[1]<<8 | puffer[2]<<16 | puffer[3]<<24);
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}
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gint16 ToS(guchar *puffer)
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{
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return(puffer[0] | puffer[1]<<8);
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}
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void FromL(gint32 wert, guchar *bopuffer)
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{
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bopuffer[0]=(wert & 0x000000ff)>>0x00;
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bopuffer[1]=(wert & 0x0000ff00)>>0x08;
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bopuffer[2]=(wert & 0x00ff0000)>>0x10;
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bopuffer[3]=(wert & 0xff000000)>>0x18;
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}
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void FromS(gint16 wert, guchar *bopuffer)
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{
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bopuffer[0]=(wert & 0x00ff)>>0x00;
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bopuffer[1]=(wert & 0xff00)>>0x08;
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}
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