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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:30:19 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:30:19 +0000
commit5c1676dfe6d2f3c837a5e074117b45613fd29a72 (patch)
treecbffb45144febf451e54061db2b21395faf94bfe /plug-ins/file-bmp
parentInitial commit. (diff)
downloadgimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.tar.xz
gimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.zip
Adding upstream version 2.10.34.upstream/2.10.34upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'plug-ins/file-bmp')
-rw-r--r--plug-ins/file-bmp/Makefile.am52
-rw-r--r--plug-ins/file-bmp/Makefile.in1012
-rw-r--r--plug-ins/file-bmp/bmp-load.c1026
-rw-r--r--plug-ins/file-bmp/bmp-load.h27
-rw-r--r--plug-ins/file-bmp/bmp-save.c1104
-rw-r--r--plug-ins/file-bmp/bmp-save.h39
-rw-r--r--plug-ins/file-bmp/bmp.c306
-rw-r--r--plug-ins/file-bmp/bmp.h71
8 files changed, 3637 insertions, 0 deletions
diff --git a/plug-ins/file-bmp/Makefile.am b/plug-ins/file-bmp/Makefile.am
new file mode 100644
index 0000000..4dc09ec
--- /dev/null
+++ b/plug-ins/file-bmp/Makefile.am
@@ -0,0 +1,52 @@
+## Process this file with automake to produce Makefile.in
+
+libgimpui = $(top_builddir)/libgimp/libgimpui-$(GIMP_API_VERSION).la
+libgimpconfig = $(top_builddir)/libgimpconfig/libgimpconfig-$(GIMP_API_VERSION).la
+libgimpwidgets = $(top_builddir)/libgimpwidgets/libgimpwidgets-$(GIMP_API_VERSION).la
+libgimp = $(top_builddir)/libgimp/libgimp-$(GIMP_API_VERSION).la
+libgimpcolor = $(top_builddir)/libgimpcolor/libgimpcolor-$(GIMP_API_VERSION).la
+libgimpbase = $(top_builddir)/libgimpbase/libgimpbase-$(GIMP_API_VERSION).la
+libgimpmath = $(top_builddir)/libgimpmath/libgimpmath-$(GIMP_API_VERSION).la
+
+if OS_WIN32
+mwindows = -mwindows
+endif
+
+if HAVE_WINDRES
+include $(top_srcdir)/build/windows/gimprc-plug-ins.rule
+file_bmp_RC = file-bmp.rc.o
+endif
+
+AM_LDFLAGS = $(mwindows)
+
+libexecdir = $(gimpplugindir)/plug-ins/file-bmp
+
+libexec_PROGRAMS = file-bmp
+
+file_bmp_SOURCES = \
+ bmp.c \
+ bmp.h \
+ bmp-load.c \
+ bmp-load.h \
+ bmp-save.c \
+ bmp-save.h
+
+AM_CPPFLAGS = \
+ -I$(top_srcdir) \
+ $(GTK_CFLAGS) \
+ $(GEGL_CFLAGS) \
+ -I$(includedir)
+
+LDADD = \
+ $(libgimpui) \
+ $(libgimpwidgets) \
+ $(libgimpconfig) \
+ $(libgimp) \
+ $(libgimpcolor) \
+ $(libgimpmath) \
+ $(libgimpbase) \
+ $(GTK_LIBS) \
+ $(GEGL_LIBS) \
+ $(RT_LIBS) \
+ $(INTLLIBS) \
+ $(file_bmp_RC)
diff --git a/plug-ins/file-bmp/Makefile.in b/plug-ins/file-bmp/Makefile.in
new file mode 100644
index 0000000..dfe3334
--- /dev/null
+++ b/plug-ins/file-bmp/Makefile.in
@@ -0,0 +1,1012 @@
+# Makefile.in generated by automake 1.16.3 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994-2020 Free Software Foundation, Inc.
+
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+# Version resources for Microsoft Windows
+
+VPATH = @srcdir@
+am__is_gnu_make = { \
+ if test -z '$(MAKELEVEL)'; then \
+ false; \
+ elif test -n '$(MAKE_HOST)'; then \
+ true; \
+ elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
+ true; \
+ else \
+ false; \
+ fi; \
+}
+am__make_running_with_option = \
+ case $${target_option-} in \
+ ?) ;; \
+ *) echo "am__make_running_with_option: internal error: invalid" \
+ "target option '$${target_option-}' specified" >&2; \
+ exit 1;; \
+ esac; \
+ has_opt=no; \
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+ if $(am__is_gnu_make); then \
+ sane_makeflags=$$MFLAGS; \
+ else \
+ case $$MAKEFLAGS in \
+ *\\[\ \ ]*) \
+ bs=\\; \
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+ | sed "s/$$bs$$bs[$$bs $$bs ]*//g"`;; \
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+ fi; \
+ skip_next=no; \
+ strip_trailopt () \
+ { \
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+ }; \
+ for flg in $$sane_makeflags; do \
+ test $$skip_next = yes && { skip_next=no; continue; }; \
+ case $$flg in \
+ *=*|--*) continue;; \
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+ -*O?*) strip_trailopt 'O';; \
+ -*l) strip_trailopt 'l'; skip_next=yes;; \
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+ esac; \
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+ test $$has_opt = yes
+am__make_dryrun = (target_option=n; $(am__make_running_with_option))
+am__make_keepgoing = (target_option=k; $(am__make_running_with_option))
+pkgdatadir = $(datadir)/@PACKAGE@
+pkgincludedir = $(includedir)/@PACKAGE@
+pkglibdir = $(libdir)/@PACKAGE@
+pkglibexecdir = $(libexecdir)/@PACKAGE@
+am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd
+install_sh_DATA = $(install_sh) -c -m 644
+install_sh_PROGRAM = $(install_sh) -c
+install_sh_SCRIPT = $(install_sh) -c
+INSTALL_HEADER = $(INSTALL_DATA)
+transform = $(program_transform_name)
+NORMAL_INSTALL = :
+PRE_INSTALL = :
+POST_INSTALL = :
+NORMAL_UNINSTALL = :
+PRE_UNINSTALL = :
+POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
+libexec_PROGRAMS = file-bmp$(EXEEXT)
+subdir = plug-ins/file-bmp
+ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
+am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
+ $(top_srcdir)/m4macros/alsa.m4 \
+ $(top_srcdir)/m4macros/ax_compare_version.m4 \
+ $(top_srcdir)/m4macros/ax_cxx_compile_stdcxx.m4 \
+ $(top_srcdir)/m4macros/ax_gcc_func_attribute.m4 \
+ $(top_srcdir)/m4macros/ax_prog_cc_for_build.m4 \
+ $(top_srcdir)/m4macros/ax_prog_perl_version.m4 \
+ $(top_srcdir)/m4macros/detectcflags.m4 \
+ $(top_srcdir)/m4macros/pythondev.m4 $(top_srcdir)/configure.ac
+am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
+ $(ACLOCAL_M4)
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+mkinstalldirs = $(install_sh) -d
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+CONFIG_CLEAN_FILES =
+CONFIG_CLEAN_VPATH_FILES =
+am__installdirs = "$(DESTDIR)$(libexecdir)"
+PROGRAMS = $(libexec_PROGRAMS)
+am_file_bmp_OBJECTS = bmp.$(OBJEXT) bmp-load.$(OBJEXT) \
+ bmp-save.$(OBJEXT)
+file_bmp_OBJECTS = $(am_file_bmp_OBJECTS)
+file_bmp_LDADD = $(LDADD)
+am__DEPENDENCIES_1 =
+file_bmp_DEPENDENCIES = $(libgimpui) $(libgimpwidgets) \
+ $(libgimpconfig) $(libgimp) $(libgimpcolor) $(libgimpmath) \
+ $(libgimpbase) $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
+ $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) $(file_bmp_RC)
+AM_V_lt = $(am__v_lt_@AM_V@)
+am__v_lt_ = $(am__v_lt_@AM_DEFAULT_V@)
+am__v_lt_0 = --silent
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+am__v_GEN_ = $(am__v_GEN_@AM_DEFAULT_V@)
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+am__maybe_remake_depfiles = depfiles
+am__depfiles_remade = ./$(DEPDIR)/bmp-load.Po ./$(DEPDIR)/bmp-save.Po \
+ ./$(DEPDIR)/bmp.Po
+am__mv = mv -f
+COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
+ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+LTCOMPILE = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
+ $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) \
+ $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
+ $(AM_CFLAGS) $(CFLAGS)
+AM_V_CC = $(am__v_CC_@AM_V@)
+am__v_CC_ = $(am__v_CC_@AM_DEFAULT_V@)
+am__v_CC_0 = @echo " CC " $@;
+am__v_CC_1 =
+CCLD = $(CC)
+LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
+ $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \
+ $(AM_LDFLAGS) $(LDFLAGS) -o $@
+AM_V_CCLD = $(am__v_CCLD_@AM_V@)
+am__v_CCLD_ = $(am__v_CCLD_@AM_DEFAULT_V@)
+am__v_CCLD_0 = @echo " CCLD " $@;
+am__v_CCLD_1 =
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+DIST_SOURCES = $(file_bmp_SOURCES)
+am__can_run_installinfo = \
+ case $$AM_UPDATE_INFO_DIR in \
+ n|no|NO) false;; \
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+am__define_uniq_tagged_files = \
+ list='$(am__tagged_files)'; \
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+ done | $(am__uniquify_input)`
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+CTAGS = ctags
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+ $(top_srcdir)/build/windows/gimprc-plug-ins.rule \
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+ "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+ fi
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+ -test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+ -test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+ @echo "This command is intended for maintainers to use"
+ @echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-generic clean-libexecPROGRAMS clean-libtool \
+ mostlyclean-am
+
+distclean: distclean-am
+ -rm -f ./$(DEPDIR)/bmp-load.Po
+ -rm -f ./$(DEPDIR)/bmp-save.Po
+ -rm -f ./$(DEPDIR)/bmp.Po
+ -rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+ distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am: install-libexecPROGRAMS
+
+install-html: install-html-am
+
+install-html-am:
+
+install-info: install-info-am
+
+install-info-am:
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+ -rm -f ./$(DEPDIR)/bmp-load.Po
+ -rm -f ./$(DEPDIR)/bmp-save.Po
+ -rm -f ./$(DEPDIR)/bmp.Po
+ -rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+ mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am: uninstall-libexecPROGRAMS
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am am--depfiles check check-am clean \
+ clean-generic clean-libexecPROGRAMS clean-libtool \
+ cscopelist-am ctags ctags-am distclean distclean-compile \
+ distclean-generic distclean-libtool distclean-tags distdir dvi \
+ dvi-am html html-am info info-am install install-am \
+ install-data install-data-am install-dvi install-dvi-am \
+ install-exec install-exec-am install-html install-html-am \
+ install-info install-info-am install-libexecPROGRAMS \
+ install-man install-pdf install-pdf-am install-ps \
+ install-ps-am install-strip installcheck installcheck-am \
+ installdirs maintainer-clean maintainer-clean-generic \
+ mostlyclean mostlyclean-compile mostlyclean-generic \
+ mostlyclean-libtool pdf pdf-am ps ps-am tags tags-am uninstall \
+ uninstall-am uninstall-libexecPROGRAMS
+
+.PRECIOUS: Makefile
+
+
+# `windres` seems a very stupid tool and it breaks with double shlashes
+# in parameter paths. Strengthen the rule a little.
+@HAVE_WINDRES_TRUE@%.rc.o:
+@HAVE_WINDRES_TRUE@ $(WINDRES) --define ORIGINALFILENAME_STR="$*$(EXEEXT)" \
+@HAVE_WINDRES_TRUE@ --define INTERNALNAME_STR="$*" \
+@HAVE_WINDRES_TRUE@ --define TOP_SRCDIR="`echo $(top_srcdir) | sed 's*//*/*'`" \
+@HAVE_WINDRES_TRUE@ -I"`echo $(top_srcdir)/app | sed 's%/\+%/%'`" \
+@HAVE_WINDRES_TRUE@ -I"`echo $(top_builddir)/app | sed 's%/\+%/%'`"\
+@HAVE_WINDRES_TRUE@ -I"`echo $(top_builddir) | sed 's%/\+%/%'`"\
+@HAVE_WINDRES_TRUE@ $(GIMPPLUGINRC) $@
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/plug-ins/file-bmp/bmp-load.c b/plug-ins/file-bmp/bmp-load.c
new file mode 100644
index 0000000..e79b900
--- /dev/null
+++ b/plug-ins/file-bmp/bmp-load.c
@@ -0,0 +1,1026 @@
+/* bmpread.c reads any bitmap I could get for testing */
+/* Alexander.Schulz@stud.uni-karlsruhe.de */
+
+/*
+ * GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ * ----------------------------------------------------------------------------
+ */
+
+#include "config.h"
+
+#include <errno.h>
+#include <string.h>
+
+#include <glib/gstdio.h>
+
+#include <libgimp/gimp.h>
+
+#include "bmp.h"
+#include "bmp-load.h"
+
+#include "libgimp/stdplugins-intl.h"
+
+
+#if !defined(WIN32) || defined(__MINGW32__)
+#define BI_RGB 0
+#define BI_RLE8 1
+#define BI_RLE4 2
+#define BI_BITFIELDS 3
+#define BI_ALPHABITFIELDS 4
+#endif
+
+
+static gint32 ReadImage (FILE *fd,
+ const gchar *filename,
+ gint width,
+ gint height,
+ guchar cmap[256][3],
+ gint ncols,
+ gint bpp,
+ gint compression,
+ gint rowbytes,
+ gboolean gray,
+ const BitmapChannel *masks,
+ GError **error);
+
+
+static void
+setMasksDefault (gushort biBitCnt,
+ BitmapChannel *masks)
+{
+ switch (biBitCnt)
+ {
+ case 32:
+ masks[0].mask = 0x00ff0000;
+ masks[0].shiftin = 16;
+ masks[0].max_value = (gfloat)255.0;
+ masks[1].mask = 0x0000ff00;
+ masks[1].shiftin = 8;
+ masks[1].max_value = (gfloat)255.0;
+ masks[2].mask = 0x000000ff;
+ masks[2].shiftin = 0;
+ masks[2].max_value = (gfloat)255.0;
+ masks[3].mask = 0x00000000;
+ masks[3].shiftin = 0;
+ masks[3].max_value = (gfloat)0.0;
+ break;
+
+ case 24:
+ masks[0].mask = 0xff0000;
+ masks[0].shiftin = 16;
+ masks[0].max_value = (gfloat)255.0;
+ masks[1].mask = 0x00ff00;
+ masks[1].shiftin = 8;
+ masks[1].max_value = (gfloat)255.0;
+ masks[2].mask = 0x0000ff;
+ masks[2].shiftin = 0;
+ masks[2].max_value = (gfloat)255.0;
+ masks[3].mask = 0x0;
+ masks[3].shiftin = 0;
+ masks[3].max_value = (gfloat)0.0;
+ break;
+
+ case 16:
+ masks[0].mask = 0x7c00;
+ masks[0].shiftin = 10;
+ masks[0].max_value = (gfloat)31.0;
+ masks[1].mask = 0x03e0;
+ masks[1].shiftin = 5;
+ masks[1].max_value = (gfloat)31.0;
+ masks[2].mask = 0x001f;
+ masks[2].shiftin = 0;
+ masks[2].max_value = (gfloat)31.0;
+ masks[3].mask = 0x0;
+ masks[3].shiftin = 0;
+ masks[3].max_value = (gfloat)0.0;
+ break;
+
+ default:
+ break;
+ }
+}
+
+static gint32
+ToL (const guchar *buffer)
+{
+ return (buffer[0] | buffer[1] << 8 | buffer[2] << 16 | buffer[3] << 24);
+}
+
+static gint16
+ToS (const guchar *buffer)
+{
+ return (buffer[0] | buffer[1] << 8);
+}
+
+static gboolean
+ReadColorMap (FILE *fd,
+ guchar buffer[256][3],
+ gint number,
+ gint size,
+ gboolean *gray)
+{
+ gint i;
+
+ *gray = (number > 2);
+
+ for (i = 0; i < number ; i++)
+ {
+ guchar rgb[4];
+
+ if (! ReadOK (fd, rgb, size))
+ {
+ g_message (_("Bad colormap"));
+ return FALSE;
+ }
+
+ /* Bitmap save the colors in another order! But change only once! */
+
+ buffer[i][0] = rgb[2];
+ buffer[i][1] = rgb[1];
+ buffer[i][2] = rgb[0];
+
+ *gray = ((*gray) && (rgb[0] == rgb[1]) && (rgb[1] == rgb[2]));
+ }
+
+ return TRUE;
+}
+
+static gboolean
+ReadChannelMasks (guint32 *tmp,
+ BitmapChannel *masks,
+ guint channels)
+{
+ gint i;
+
+ for (i = 0; i < channels; i++)
+ {
+ guint32 mask;
+ gint nbits, offset, bit;
+
+ mask = tmp[i];
+ masks[i].mask = mask;
+ nbits = 0;
+ offset = -1;
+
+ for (bit = 0; bit < 32; bit++)
+ {
+ if (mask & 1)
+ {
+ nbits++;
+ if (offset == -1)
+ offset = bit;
+ }
+
+ mask = mask >> 1;
+ }
+
+ masks[i].shiftin = offset;
+ masks[i].max_value = (gfloat) ((1 << nbits) - 1);
+
+#ifdef DEBUG
+ g_print ("Channel %d mask %08x in %d max_val %d\n",
+ i, masks[i].mask, masks[i].shiftin, (gint)masks[i].max_value);
+#endif
+ }
+
+ return TRUE;
+}
+
+gint32
+load_image (const gchar *filename,
+ GError **error)
+{
+ FILE *fd;
+ BitmapFileHead bitmap_file_head;
+ BitmapHead bitmap_head;
+ guchar buffer[124];
+ gint ColormapSize, rowbytes, Maps;
+ gboolean gray = FALSE;
+ guchar ColorMap[256][3];
+ gint32 image_ID = -1;
+ gchar magick[2];
+ BitmapChannel masks[4];
+
+ gimp_progress_init_printf (_("Opening '%s'"),
+ gimp_filename_to_utf8 (filename));
+
+ fd = g_fopen (filename, "rb");
+
+ if (!fd)
+ {
+ g_set_error (error, G_FILE_ERROR, g_file_error_from_errno (errno),
+ _("Could not open '%s' for reading: %s"),
+ gimp_filename_to_utf8 (filename), g_strerror (errno));
+ goto out;
+ }
+
+ /* It is a File. Now is it a Bitmap? Read the shortest possible header */
+
+ if (! ReadOK (fd, magick, 2) ||
+ ! (! strncmp (magick, "BA", 2) ||
+ ! strncmp (magick, "BM", 2) ||
+ ! strncmp (magick, "IC", 2) ||
+ ! strncmp (magick, "PT", 2) ||
+ ! strncmp (magick, "CI", 2) ||
+ ! strncmp (magick, "CP", 2)))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ while (! strncmp (magick, "BA", 2))
+ {
+ if (! ReadOK (fd, buffer, 12))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ if (! ReadOK (fd, magick, 2))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+ }
+
+ if (! ReadOK (fd, buffer, 12))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ /* bring them to the right byteorder. Not too nice, but it should work */
+
+ bitmap_file_head.bfSize = ToL (&buffer[0x00]);
+ bitmap_file_head.zzHotX = ToS (&buffer[0x04]);
+ bitmap_file_head.zzHotY = ToS (&buffer[0x06]);
+ bitmap_file_head.bfOffs = ToL (&buffer[0x08]);
+
+ if (! ReadOK (fd, buffer, 4))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ bitmap_file_head.biSize = ToL (&buffer[0x00]);
+
+ /* What kind of bitmap is it? */
+
+ if (bitmap_file_head.biSize == 12) /* OS/2 1.x ? */
+ {
+ if (! ReadOK (fd, buffer, 8))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("Error reading BMP file header from '%s'"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ bitmap_head.biWidth = ToS (&buffer[0x00]); /* 12 */
+ bitmap_head.biHeight = ToS (&buffer[0x02]); /* 14 */
+ bitmap_head.biPlanes = ToS (&buffer[0x04]); /* 16 */
+ bitmap_head.biBitCnt = ToS (&buffer[0x06]); /* 18 */
+ bitmap_head.biCompr = 0;
+ bitmap_head.biSizeIm = 0;
+ bitmap_head.biXPels = bitmap_head.biYPels = 0;
+ bitmap_head.biClrUsed = 0;
+ bitmap_head.biClrImp = 0;
+ bitmap_head.masks[0] = 0;
+ bitmap_head.masks[1] = 0;
+ bitmap_head.masks[2] = 0;
+ bitmap_head.masks[3] = 0;
+
+ memset (masks, 0, sizeof (masks));
+ Maps = 3;
+ }
+ else if (bitmap_file_head.biSize == 40) /* Windows 3.x */
+ {
+ if (! ReadOK (fd, buffer, 36))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("Error reading BMP file header from '%s'"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ bitmap_head.biWidth = ToL (&buffer[0x00]); /* 12 */
+ bitmap_head.biHeight = ToL (&buffer[0x04]); /* 16 */
+ bitmap_head.biPlanes = ToS (&buffer[0x08]); /* 1A */
+ bitmap_head.biBitCnt = ToS (&buffer[0x0A]); /* 1C */
+ bitmap_head.biCompr = ToL (&buffer[0x0C]); /* 1E */
+ bitmap_head.biSizeIm = ToL (&buffer[0x10]); /* 22 */
+ bitmap_head.biXPels = ToL (&buffer[0x14]); /* 26 */
+ bitmap_head.biYPels = ToL (&buffer[0x18]); /* 2A */
+ bitmap_head.biClrUsed = ToL (&buffer[0x1C]); /* 2E */
+ bitmap_head.biClrImp = ToL (&buffer[0x20]); /* 32 */
+ bitmap_head.masks[0] = 0;
+ bitmap_head.masks[1] = 0;
+ bitmap_head.masks[2] = 0;
+ bitmap_head.masks[3] = 0;
+
+ Maps = 4;
+ memset (masks, 0, sizeof (masks));
+
+ if (bitmap_head.biCompr == BI_BITFIELDS)
+ {
+#ifdef DEBUG
+ g_print ("Got BI_BITFIELDS compression\n");
+#endif
+
+ if (! ReadOK (fd, buffer, 3 * sizeof (guint32)))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("Error reading BMP file header from '%s'"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ bitmap_head.masks[0] = ToL (&buffer[0x00]);
+ bitmap_head.masks[1] = ToL (&buffer[0x04]);
+ bitmap_head.masks[2] = ToL (&buffer[0x08]);
+
+ ReadChannelMasks (&bitmap_head.masks[0], masks, 3);
+ }
+ else if (bitmap_head.biCompr == BI_RGB)
+ {
+#ifdef DEBUG
+ g_print ("Got BI_RGB compression\n");
+#endif
+
+ setMasksDefault (bitmap_head.biBitCnt, masks);
+ }
+ else if ((bitmap_head.biCompr != BI_RLE4) &&
+ (bitmap_head.biCompr != BI_RLE8))
+ {
+ /* BI_ALPHABITFIELDS, etc. */
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("Unsupported compression (%u) in BMP file from '%s'"),
+ bitmap_head.biCompr,
+ gimp_filename_to_utf8 (filename));
+ }
+
+#ifdef DEBUG
+ g_print ("Got BI_RLE4 or BI_RLE8 compression\n");
+#endif
+ }
+ else if (bitmap_file_head.biSize >= 56 &&
+ bitmap_file_head.biSize <= 64)
+ {
+ /* enhanced Windows format with bit masks */
+
+ if (! ReadOK (fd, buffer, bitmap_file_head.biSize - 4))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("Error reading BMP file header from '%s'"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ bitmap_head.biWidth = ToL (&buffer[0x00]); /* 12 */
+ bitmap_head.biHeight = ToL (&buffer[0x04]); /* 16 */
+ bitmap_head.biPlanes = ToS (&buffer[0x08]); /* 1A */
+ bitmap_head.biBitCnt = ToS (&buffer[0x0A]); /* 1C */
+ bitmap_head.biCompr = ToL (&buffer[0x0C]); /* 1E */
+ bitmap_head.biSizeIm = ToL (&buffer[0x10]); /* 22 */
+ bitmap_head.biXPels = ToL (&buffer[0x14]); /* 26 */
+ bitmap_head.biYPels = ToL (&buffer[0x18]); /* 2A */
+ bitmap_head.biClrUsed = ToL (&buffer[0x1C]); /* 2E */
+ bitmap_head.biClrImp = ToL (&buffer[0x20]); /* 32 */
+ bitmap_head.masks[0] = ToL (&buffer[0x24]); /* 36 */
+ bitmap_head.masks[1] = ToL (&buffer[0x28]); /* 3A */
+ bitmap_head.masks[2] = ToL (&buffer[0x2C]); /* 3E */
+ bitmap_head.masks[3] = ToL (&buffer[0x30]); /* 42 */
+
+ Maps = 4;
+ ReadChannelMasks (&bitmap_head.masks[0], masks, 4);
+ }
+ else if (bitmap_file_head.biSize == 108 ||
+ bitmap_file_head.biSize == 124)
+ {
+ /* BMP Version 4 or 5 */
+
+ if (! ReadOK (fd, buffer, bitmap_file_head.biSize - 4))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("Error reading BMP file header from '%s'"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ bitmap_head.biWidth = ToL (&buffer[0x00]);
+ bitmap_head.biHeight = ToL (&buffer[0x04]);
+ bitmap_head.biPlanes = ToS (&buffer[0x08]);
+ bitmap_head.biBitCnt = ToS (&buffer[0x0A]);
+ bitmap_head.biCompr = ToL (&buffer[0x0C]);
+ bitmap_head.biSizeIm = ToL (&buffer[0x10]);
+ bitmap_head.biXPels = ToL (&buffer[0x14]);
+ bitmap_head.biYPels = ToL (&buffer[0x18]);
+ bitmap_head.biClrUsed = ToL (&buffer[0x1C]);
+ bitmap_head.biClrImp = ToL (&buffer[0x20]);
+ bitmap_head.masks[0] = ToL (&buffer[0x24]);
+ bitmap_head.masks[1] = ToL (&buffer[0x28]);
+ bitmap_head.masks[2] = ToL (&buffer[0x2C]);
+ bitmap_head.masks[3] = ToL (&buffer[0x30]);
+
+ Maps = 4;
+
+ if (bitmap_head.biCompr == BI_BITFIELDS)
+ {
+#ifdef DEBUG
+ g_print ("Got BI_BITFIELDS compression\n");
+#endif
+
+ ReadChannelMasks (&bitmap_head.masks[0], masks, 4);
+ }
+ else if (bitmap_head.biCompr == BI_RGB)
+ {
+#ifdef DEBUG
+ g_print ("Got BI_RGB compression\n");
+#endif
+
+ setMasksDefault (bitmap_head.biBitCnt, masks);
+ }
+ }
+ else
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("Error reading BMP file header from '%s'"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ /* Valid bit depth is 1, 4, 8, 16, 24, 32 */
+ /* 16 is awful, we should probably shoot whoever invented it */
+
+ switch (bitmap_head.biBitCnt)
+ {
+ case 1:
+ case 2:
+ case 4:
+ case 8:
+ case 16:
+ case 24:
+ case 32:
+ break;
+ default:
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ /* There should be some colors used! */
+
+ ColormapSize =
+ (bitmap_file_head.bfOffs - bitmap_file_head.biSize - 14) / Maps;
+
+ if ((bitmap_head.biClrUsed == 0) &&
+ (bitmap_head.biBitCnt <= 8))
+ {
+ ColormapSize = bitmap_head.biClrUsed = 1 << bitmap_head.biBitCnt;
+ }
+
+ if (ColormapSize > 256)
+ ColormapSize = 256;
+
+ /* Sanity checks */
+
+ if (bitmap_head.biHeight == 0 ||
+ bitmap_head.biWidth == 0)
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ /* biHeight may be negative, but G_MININT32 is dangerous because:
+ G_MININT32 == -(G_MININT32) */
+ if (bitmap_head.biWidth < 0 ||
+ bitmap_head.biHeight == G_MININT32)
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ if (bitmap_head.biPlanes != 1)
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ if (bitmap_head.biClrUsed > 256 &&
+ bitmap_head.biBitCnt <= 8)
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ /* protect against integer overflows caused by malicious BMPs */
+ /* use divisions in comparisons to avoid type overflows */
+
+ if (((guint64) bitmap_head.biWidth) > G_MAXINT32 / bitmap_head.biBitCnt ||
+ ((guint64) bitmap_head.biWidth) > (G_MAXINT32 / ABS (bitmap_head.biHeight)) / 4)
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ _("'%s' is not a valid BMP file"),
+ gimp_filename_to_utf8 (filename));
+ goto out;
+ }
+
+ /* Windows and OS/2 declare filler so that rows are a multiple of
+ * word length (32 bits == 4 bytes)
+ */
+
+ rowbytes = ((bitmap_head.biWidth * bitmap_head.biBitCnt - 1) / 32) * 4 + 4;
+
+#ifdef DEBUG
+ printf ("\nSize: %lu, Colors: %lu, Bits: %hu, Width: %ld, Height: %ld, "
+ "Comp: %lu, Zeile: %d\n",
+ bitmap_file_head.bfSize,
+ bitmap_head.biClrUsed,
+ bitmap_head.biBitCnt,
+ bitmap_head.biWidth,
+ bitmap_head.biHeight,
+ bitmap_head.biCompr,
+ rowbytes);
+#endif
+
+ if (bitmap_head.biBitCnt <= 8)
+ {
+#ifdef DEBUG
+ printf ("Colormap read\n");
+#endif
+ /* Get the Colormap */
+ if (! ReadColorMap (fd, ColorMap, ColormapSize, Maps, &gray))
+ goto out;
+ }
+
+ fseek (fd, bitmap_file_head.bfOffs, SEEK_SET);
+
+ /* Get the Image and return the ID or -1 on error*/
+ image_ID = ReadImage (fd,
+ filename,
+ bitmap_head.biWidth,
+ ABS (bitmap_head.biHeight),
+ ColorMap,
+ bitmap_head.biClrUsed,
+ bitmap_head.biBitCnt,
+ bitmap_head.biCompr,
+ rowbytes,
+ gray,
+ masks,
+ error);
+
+ if (image_ID < 0)
+ goto out;
+
+ if (bitmap_head.biXPels > 0 &&
+ bitmap_head.biYPels > 0)
+ {
+ /* Fixed up from scott@asofyet's changes last year, njl195 */
+ gdouble xresolution;
+ gdouble yresolution;
+
+ /* I don't agree with scott's feeling that Gimp should be trying
+ * to "fix" metric resolution translations, in the long term
+ * Gimp should be SI (metric) anyway, but we haven't told the
+ * Americans that yet
+ */
+
+ xresolution = bitmap_head.biXPels * 0.0254;
+ yresolution = bitmap_head.biYPels * 0.0254;
+
+ gimp_image_set_resolution (image_ID, xresolution, yresolution);
+ }
+
+ if (bitmap_head.biHeight < 0)
+ gimp_image_flip (image_ID, GIMP_ORIENTATION_VERTICAL);
+
+out:
+ if (fd)
+ fclose (fd);
+
+ return image_ID;
+}
+
+static gint32
+ReadImage (FILE *fd,
+ const gchar *filename,
+ gint width,
+ gint height,
+ guchar cmap[256][3],
+ gint ncols,
+ gint bpp,
+ gint compression,
+ gint rowbytes,
+ gboolean gray,
+ const BitmapChannel *masks,
+ GError **error)
+{
+ guchar v, n;
+ gint xpos = 0;
+ gint ypos = 0;
+ gint32 image;
+ gint32 layer;
+ GeglBuffer *buffer;
+ guchar *dest, *temp, *row_buf;
+ guchar gimp_cmap[768];
+ gushort rgb;
+ glong rowstride, channels;
+ gint i, i_max, j, cur_progress, max_progress;
+ gint total_bytes_read;
+ GimpImageBaseType base_type;
+ GimpImageType image_type;
+ guint32 px32;
+
+ if (! (compression == BI_RGB || compression == BI_BITFIELDS ||
+ (bpp == 8 && compression == BI_RLE8) ||
+ (bpp == 4 && compression == BI_RLE4)))
+ {
+ g_set_error (error, G_FILE_ERROR, G_FILE_ERROR_FAILED,
+ "%s",
+ _("Unrecognized or invalid BMP compression format."));
+ return -1;
+ }
+
+ /* Make a new image in GIMP */
+
+ switch (bpp)
+ {
+ case 32:
+ case 24:
+ case 16:
+ base_type = GIMP_RGB;
+ if (masks[3].mask != 0)
+ {
+ image_type = GIMP_RGBA_IMAGE;
+ channels = 4;
+ }
+ else
+ {
+ image_type = GIMP_RGB_IMAGE;
+ channels = 3;
+ }
+ if (bpp == 24 && compression == BI_BITFIELDS)
+ g_printerr ("Loading BMP with invalid combination of 24 bpp and BI_BITFIELDS compression.\n");
+ break;
+
+ case 8:
+ case 4:
+ case 1:
+ if (gray)
+ {
+ base_type = GIMP_GRAY;
+ image_type = GIMP_GRAY_IMAGE;
+ }
+ else
+ {
+ base_type = GIMP_INDEXED;
+ image_type = GIMP_INDEXED_IMAGE;
+ }
+ if (compression == BI_BITFIELDS)
+ g_printerr ("Loading BMP with invalid combination of %d bpp and BI_BITFIELDS compression.\n",
+ bpp);
+
+ channels = 1;
+ break;
+
+ default:
+ g_message (_("Unsupported or invalid bitdepth."));
+ return -1;
+ }
+
+ if ((width < 0) || (width > GIMP_MAX_IMAGE_SIZE))
+ {
+ g_message (_("Unsupported or invalid image width: %d"), width);
+ return -1;
+ }
+
+ if ((height < 0) || (height > GIMP_MAX_IMAGE_SIZE))
+ {
+ g_message (_("Unsupported or invalid image height: %d"), height);
+ return -1;
+ }
+
+ image = gimp_image_new (width, height, base_type);
+ layer = gimp_layer_new (image, _("Background"),
+ width, height,
+ image_type, 100,
+ gimp_image_get_default_new_layer_mode (image));
+
+ gimp_image_set_filename (image, filename);
+
+ gimp_image_insert_layer (image, layer, -1, 0);
+
+ /* use g_malloc0 to initialize the dest buffer so that unspecified
+ pixels in RLE bitmaps show up as the zeroth element in the palette.
+ */
+ dest = g_malloc0 (width * height * channels);
+ row_buf = g_malloc (rowbytes);
+ rowstride = width * channels;
+
+ ypos = height - 1; /* Bitmaps begin in the lower left corner */
+ cur_progress = 0;
+ max_progress = height;
+
+ switch (bpp)
+ {
+ case 32:
+ {
+ while (ReadOK (fd, row_buf, rowbytes))
+ {
+ temp = dest + (ypos * rowstride);
+
+ for (xpos= 0; xpos < width; ++xpos)
+ {
+ px32 = ToL(&row_buf[xpos*4]);
+ *(temp++) = ((px32 & masks[0].mask) >> masks[0].shiftin) * 255.0 / masks[0].max_value + 0.5;
+ *(temp++) = ((px32 & masks[1].mask) >> masks[1].shiftin) * 255.0 / masks[1].max_value + 0.5;
+ *(temp++) = ((px32 & masks[2].mask) >> masks[2].shiftin) * 255.0 / masks[2].max_value + 0.5;
+ if (channels > 3)
+ *(temp++) = ((px32 & masks[3].mask) >> masks[3].shiftin) * 255.0 / masks[3].max_value + 0.5;
+ }
+
+ if (ypos == 0)
+ break;
+
+ --ypos; /* next line */
+
+ cur_progress++;
+ if ((cur_progress % 5) == 0)
+ gimp_progress_update ((gdouble) cur_progress /
+ (gdouble) max_progress);
+ }
+ }
+ break;
+
+ case 24:
+ {
+ while (ReadOK (fd, row_buf, rowbytes))
+ {
+ temp = dest + (ypos * rowstride);
+
+ for (xpos= 0; xpos < width; ++xpos)
+ {
+ *(temp++) = row_buf[xpos * 3 + 2];
+ *(temp++) = row_buf[xpos * 3 + 1];
+ *(temp++) = row_buf[xpos * 3];
+ }
+
+ if (ypos == 0)
+ break;
+
+ --ypos; /* next line */
+
+ cur_progress++;
+ if ((cur_progress % 5) == 0)
+ gimp_progress_update ((gdouble) cur_progress /
+ (gdouble) max_progress);
+ }
+ }
+ break;
+
+ case 16:
+ {
+ while (ReadOK (fd, row_buf, rowbytes))
+ {
+ temp = dest + (ypos * rowstride);
+
+ for (xpos= 0; xpos < width; ++xpos)
+ {
+ rgb= ToS(&row_buf[xpos * 2]);
+ *(temp++) = ((rgb & masks[0].mask) >> masks[0].shiftin) * 255.0 / masks[0].max_value + 0.5;
+ *(temp++) = ((rgb & masks[1].mask) >> masks[1].shiftin) * 255.0 / masks[1].max_value + 0.5;
+ *(temp++) = ((rgb & masks[2].mask) >> masks[2].shiftin) * 255.0 / masks[2].max_value + 0.5;
+ if (channels > 3)
+ *(temp++) = ((rgb & masks[3].mask) >> masks[3].shiftin) * 255.0 / masks[3].max_value + 0.5;
+ }
+
+ if (ypos == 0)
+ break;
+
+ --ypos; /* next line */
+
+ cur_progress++;
+ if ((cur_progress % 5) == 0)
+ gimp_progress_update ((gdouble) cur_progress /
+ (gdouble) max_progress);
+ }
+ }
+ break;
+
+ case 8:
+ case 4:
+ case 1:
+ {
+ if (compression == BI_RGB || compression == BI_BITFIELDS)
+ /* no compression */
+ {
+ while (ReadOK (fd, &v, 1))
+ {
+ for (i = 1; (i <= (8 / bpp)) && (xpos < width); i++, xpos++)
+ {
+ temp = dest + (ypos * rowstride) + (xpos * channels);
+ *temp=( v & ( ((1<<bpp)-1) << (8-(i*bpp)) ) ) >> (8-(i*bpp));
+ if (gray)
+ *temp = cmap[*temp][0];
+ }
+
+ if (xpos == width)
+ {
+ fread (row_buf, rowbytes - 1 - (width * bpp - 1) / 8, 1, fd);
+
+ if (ypos == 0)
+ break;
+
+ ypos--;
+ xpos = 0;
+
+ cur_progress++;
+ if ((cur_progress % 5) == 0)
+ gimp_progress_update ((gdouble) cur_progress /
+ (gdouble) max_progress);
+ }
+
+ if (ypos < 0)
+ break;
+ }
+ break;
+ }
+ else
+ {
+ /* compressed image (either RLE8 or RLE4) */
+ while (ypos >= 0 && xpos <= width)
+ {
+ if (! ReadOK (fd, row_buf, 2))
+ {
+ g_message (_("The bitmap ends unexpectedly."));
+ break;
+ }
+
+ if (row_buf[0] != 0)
+ /* Count + Color - record */
+ {
+ /* encoded mode run -
+ * row_buf[0] == run_length
+ * row_buf[1] == pixel data
+ */
+ for (j = 0;
+ ((guchar) j < row_buf[0]) && (xpos < width);)
+ {
+#ifdef DEBUG2
+ printf("%u %u | ",xpos,width);
+#endif
+ for (i = 1;
+ ((i <= (8 / bpp)) &&
+ (xpos < width) &&
+ ((guchar) j < row_buf[0]));
+ i++, xpos++, j++)
+ {
+ temp = dest + (ypos * rowstride) + (xpos * channels);
+ *temp = (row_buf[1] &
+ (((1<<bpp)-1) << (8 - (i * bpp)))) >> (8 - (i * bpp));
+ if (gray)
+ *temp = cmap[*temp][0];
+ }
+ }
+ }
+
+ if ((row_buf[0] == 0) && (row_buf[1] > 2))
+ /* uncompressed record */
+ {
+ n = row_buf[1];
+ total_bytes_read = 0;
+
+ for (j = 0; j < n; j += (8 / bpp))
+ {
+ /* read the next byte in the record */
+ if (! ReadOK (fd, &v, 1))
+ {
+ g_message (_("The bitmap ends unexpectedly."));
+ break;
+ }
+
+ total_bytes_read++;
+
+ /* read all pixels from that byte */
+ i_max = 8 / bpp;
+ if (n - j < i_max)
+ {
+ i_max = n - j;
+ }
+
+ i = 1;
+ while ((i <= i_max) && (xpos < width))
+ {
+ temp =
+ dest + (ypos * rowstride) + (xpos * channels);
+ *temp = (v >> (8-(i*bpp))) & ((1<<bpp)-1);
+ if (gray)
+ *temp = cmap[*temp][0];
+ i++;
+ xpos++;
+ }
+ }
+
+ /* absolute mode runs are padded to 16-bit alignment */
+ if (total_bytes_read % 2)
+ fread (&v, 1, 1, fd);
+ }
+
+ if ((row_buf[0] == 0) && (row_buf[1] == 0))
+ /* Line end */
+ {
+ ypos--;
+ xpos = 0;
+
+ cur_progress++;
+ if ((cur_progress % 5) == 0)
+ gimp_progress_update ((gdouble) cur_progress /
+ (gdouble) max_progress);
+ }
+
+ if ((row_buf[0] == 0) && (row_buf[1] == 1))
+ /* Bitmap end */
+ {
+ break;
+ }
+
+ if ((row_buf[0] == 0) && (row_buf[1] == 2))
+ /* Deltarecord */
+ {
+ if (! ReadOK (fd, row_buf, 2))
+ {
+ g_message (_("The bitmap ends unexpectedly."));
+ break;
+ }
+
+ xpos += row_buf[0];
+ ypos -= row_buf[1];
+ }
+ }
+ break;
+ }
+ }
+ break;
+
+ default:
+ g_assert_not_reached ();
+ break;
+ }
+
+ if (bpp <= 8)
+ for (i = 0, j = 0; i < ncols; i++)
+ {
+ gimp_cmap[j++] = cmap[i][0];
+ gimp_cmap[j++] = cmap[i][1];
+ gimp_cmap[j++] = cmap[i][2];
+ }
+
+ buffer = gimp_drawable_get_buffer (layer);
+
+ gegl_buffer_set (buffer, GEGL_RECTANGLE (0, 0, width, height), 0,
+ NULL, dest, GEGL_AUTO_ROWSTRIDE);
+
+ g_object_unref (buffer);
+
+ g_free (dest);
+
+ if ((! gray) && (bpp <= 8))
+ gimp_image_set_colormap (image, gimp_cmap, ncols);
+
+ gimp_progress_update (1.0);
+
+ return image;
+}
diff --git a/plug-ins/file-bmp/bmp-load.h b/plug-ins/file-bmp/bmp-load.h
new file mode 100644
index 0000000..7d80abe
--- /dev/null
+++ b/plug-ins/file-bmp/bmp-load.h
@@ -0,0 +1,27 @@
+/*
+ * GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef __BMP_LOAD_H__
+#define __BMP_LOAD_H__
+
+
+gint32 load_image (const gchar *filename,
+ GError **error);
+
+
+#endif /* __BMP_LOAD_H__ */
diff --git a/plug-ins/file-bmp/bmp-save.c b/plug-ins/file-bmp/bmp-save.c
new file mode 100644
index 0000000..6654f12
--- /dev/null
+++ b/plug-ins/file-bmp/bmp-save.c
@@ -0,0 +1,1104 @@
+/* bmpwrite.c Writes Bitmap files. Even RLE encoded ones. */
+/* (Windows (TM) doesn't read all of those, but who */
+/* cares? ;-) */
+/* I changed a few things over the time, so perhaps */
+/* it dos now, but now there's no Windows left on */
+/* my computer... */
+
+/* Alexander.Schulz@stud.uni-karlsruhe.de */
+
+/*
+ * GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ * ----------------------------------------------------------------------------
+ */
+
+#include "config.h"
+
+#include <errno.h>
+#include <string.h>
+
+#include <glib/gstdio.h>
+
+#include <libgimp/gimp.h>
+#include <libgimp/gimpui.h>
+
+#include "bmp.h"
+#include "bmp-save.h"
+
+#include "libgimp/stdplugins-intl.h"
+
+
+typedef enum
+{
+ RGB_565,
+ RGBA_5551,
+ RGB_555,
+ RGB_888,
+ RGBA_8888,
+ RGBX_8888
+} RGBMode;
+
+
+static void write_image (FILE *f,
+ guchar *src,
+ gint width,
+ gint height,
+ gint use_run_length_encoding,
+ gint channels,
+ gint bpp,
+ gint spzeile,
+ gint MapSize,
+ RGBMode rgb_format,
+ gint mask_info_size,
+ gint color_space_size);
+
+static gboolean save_dialog (gint channels,
+ gint bpp);
+
+
+static struct
+{
+ RGBMode rgb_format;
+ gint use_run_length_encoding;
+
+ /* Whether or not to write BITMAPV5HEADER color space data */
+ gint dont_write_color_space_data;
+ gboolean overwrite_RGB_format;
+} BMPSaveData;
+
+
+static void
+write_color_map (FILE *f,
+ gint red[MAXCOLORS],
+ gint green[MAXCOLORS],
+ gint blue[MAXCOLORS],
+ gint size)
+{
+ gchar trgb[4];
+ gint i;
+
+ size /= 4;
+ trgb[3] = 0;
+ for (i = 0; i < size; i++)
+ {
+ trgb[0] = (guchar) blue[i];
+ trgb[1] = (guchar) green[i];
+ trgb[2] = (guchar) red[i];
+ Write (f, trgb, 4);
+ }
+}
+
+static gboolean
+warning_dialog (const gchar *primary,
+ const gchar *secondary)
+{
+ GtkWidget *dialog;
+ gboolean ok;
+
+ dialog = gtk_message_dialog_new (NULL, 0,
+ GTK_MESSAGE_WARNING, GTK_BUTTONS_OK_CANCEL,
+ "%s", primary);
+
+ gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
+ "%s", secondary);
+
+ gimp_window_set_transient (GTK_WINDOW (dialog));
+
+ ok = (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_OK);
+
+ gtk_widget_destroy (dialog);
+
+ return ok;
+}
+
+GimpPDBStatusType
+save_image (const gchar *filename,
+ gint32 image,
+ gint32 drawable_ID,
+ GimpRunMode run_mode,
+ GError **error)
+{
+ FILE *outfile;
+ BitmapFileHead bitmap_file_head;
+ BitmapHead bitmap_head;
+ gint Red[MAXCOLORS];
+ gint Green[MAXCOLORS];
+ gint Blue[MAXCOLORS];
+ guchar *cmap;
+ gint rows, cols, Spcols, channels, MapSize, SpZeile;
+ glong BitsPerPixel;
+ gint colors;
+ guchar *pixels;
+ GeglBuffer *buffer;
+ const Babl *format;
+ GimpImageType drawable_type;
+ gint drawable_width;
+ gint drawable_height;
+ gint i;
+ gint mask_info_size;
+ gint color_space_size;
+ guint32 Mask[4];
+
+ buffer = gimp_drawable_get_buffer (drawable_ID);
+
+ drawable_type = gimp_drawable_type (drawable_ID);
+ drawable_width = gimp_drawable_width (drawable_ID);
+ drawable_height = gimp_drawable_height (drawable_ID);
+
+ switch (drawable_type)
+ {
+ case GIMP_RGBA_IMAGE:
+ format = babl_format ("R'G'B'A u8");
+ colors = 0;
+ BitsPerPixel = 32;
+ MapSize = 0;
+ channels = 4;
+ if (!BMPSaveData.overwrite_RGB_format)
+ BMPSaveData.rgb_format = RGBA_8888;
+ break;
+
+ case GIMP_RGB_IMAGE:
+ format = babl_format ("R'G'B' u8");
+ colors = 0;
+ BitsPerPixel = 24;
+ MapSize = 0;
+ channels = 3;
+ if (!BMPSaveData.overwrite_RGB_format)
+ BMPSaveData.rgb_format = RGB_888;
+ break;
+
+ case GIMP_GRAYA_IMAGE:
+ if (run_mode == GIMP_RUN_INTERACTIVE &&
+ ! warning_dialog (_("Cannot export indexed image with "
+ "transparency in BMP file format."),
+ _("Alpha channel will be ignored.")))
+ return GIMP_PDB_CANCEL;
+
+ /* fallthrough */
+
+ case GIMP_GRAY_IMAGE:
+ colors = 256;
+ BitsPerPixel = 8;
+ MapSize = 1024;
+
+ if (drawable_type == GIMP_GRAYA_IMAGE)
+ {
+ format = babl_format ("Y'A u8");
+ channels = 2;
+ }
+ else
+ {
+ format = babl_format ("Y' u8");
+ channels = 1;
+ }
+
+ for (i = 0; i < colors; i++)
+ {
+ Red[i] = i;
+ Green[i] = i;
+ Blue[i] = i;
+ }
+ break;
+
+ case GIMP_INDEXEDA_IMAGE:
+ if (run_mode == GIMP_RUN_INTERACTIVE &&
+ ! warning_dialog (_("Cannot export indexed image with "
+ "transparency in BMP file format."),
+ _("Alpha channel will be ignored.")))
+ return GIMP_PDB_CANCEL;
+
+ /* fallthrough */
+
+ case GIMP_INDEXED_IMAGE:
+ format = gimp_drawable_get_format (drawable_ID);
+ cmap = gimp_image_get_colormap (image, &colors);
+ MapSize = 4 * colors;
+
+ if (drawable_type == GIMP_INDEXEDA_IMAGE)
+ channels = 2;
+ else
+ channels = 1;
+
+ if (colors > 16)
+ BitsPerPixel = 8;
+ else if (colors > 2)
+ BitsPerPixel = 4;
+ else
+ BitsPerPixel = 1;
+
+ for (i = 0; i < colors; i++)
+ {
+ Red[i] = *cmap++;
+ Green[i] = *cmap++;
+ Blue[i] = *cmap++;
+ }
+ break;
+
+ default:
+ g_assert_not_reached ();
+ }
+
+ /* Don't alter option data if already defined in non-interactive mode Script-fu */
+ if (BMPSaveData.use_run_length_encoding != 1)
+ BMPSaveData.use_run_length_encoding = 0;
+
+ if (BMPSaveData.dont_write_color_space_data != 1)
+ BMPSaveData.dont_write_color_space_data = 0;
+ mask_info_size = 0;
+
+ if (run_mode != GIMP_RUN_NONINTERACTIVE)
+ {
+ gimp_get_data (SAVE_PROC, &BMPSaveData);
+ }
+
+ if (run_mode == GIMP_RUN_INTERACTIVE &&
+ (BitsPerPixel == 8 ||
+ BitsPerPixel == 4 ||
+ BitsPerPixel == 1))
+ {
+ if (! save_dialog (1, BitsPerPixel))
+ return GIMP_PDB_CANCEL;
+ }
+ else if (BitsPerPixel == 24 ||
+ BitsPerPixel == 32)
+ {
+ if (run_mode == GIMP_RUN_INTERACTIVE)
+ {
+ if (! save_dialog (channels, BitsPerPixel))
+ return GIMP_PDB_CANCEL;
+ }
+
+ /* mask_info_size is only set to non-zero for 16- and 32-bpp */
+ switch (BMPSaveData.rgb_format)
+ {
+ case RGB_888:
+ BitsPerPixel = 24;
+ break;
+ case RGBA_8888:
+ BitsPerPixel = 32;
+ mask_info_size = 16;
+ break;
+ case RGBX_8888:
+ BitsPerPixel = 32;
+ mask_info_size = 16;
+ break;
+ case RGB_565:
+ BitsPerPixel = 16;
+ mask_info_size = 16;
+ break;
+ case RGBA_5551:
+ BitsPerPixel = 16;
+ mask_info_size = 16;
+ break;
+ case RGB_555:
+ BitsPerPixel = 16;
+ mask_info_size = 16;
+ break;
+ default:
+ g_return_val_if_reached (GIMP_PDB_EXECUTION_ERROR);
+ }
+ }
+
+ gimp_set_data (SAVE_PROC, &BMPSaveData, sizeof (BMPSaveData));
+
+ /* Let's begin the progress */
+ gimp_progress_init_printf (_("Exporting '%s'"),
+ gimp_filename_to_utf8 (filename));
+
+ /* Let's take some file */
+ outfile = g_fopen (filename, "wb");
+ if (!outfile)
+ {
+ g_set_error (error, G_FILE_ERROR, g_file_error_from_errno (errno),
+ _("Could not open '%s' for writing: %s"),
+ gimp_filename_to_utf8 (filename), g_strerror (errno));
+ return GIMP_PDB_EXECUTION_ERROR;
+ }
+
+ /* fetch the image */
+ pixels = g_new (guchar, drawable_width * drawable_height * channels);
+
+ gegl_buffer_get (buffer, GEGL_RECTANGLE (0, 0,
+ drawable_width, drawable_height), 1.0,
+ format, pixels,
+ GEGL_AUTO_ROWSTRIDE, GEGL_ABYSS_NONE);
+
+ g_object_unref (buffer);
+
+ /* Now, we need some further information ... */
+ cols = drawable_width;
+ rows = drawable_height;
+
+ /* ... that we write to our headers. */
+ if ((BitsPerPixel <= 8) && (cols % (8 / BitsPerPixel)))
+ Spcols = (((cols / (8 / BitsPerPixel)) + 1) * (8 / BitsPerPixel));
+ else
+ Spcols = cols;
+
+ if ((((Spcols * BitsPerPixel) / 8) % 4) == 0)
+ SpZeile = ((Spcols * BitsPerPixel) / 8);
+ else
+ SpZeile = ((gint) (((Spcols * BitsPerPixel) / 8) / 4) + 1) * 4;
+
+ if (! BMPSaveData.dont_write_color_space_data)
+ {
+ /* Always include color mask for BITMAPV5HEADER, see #4155. */
+ mask_info_size = 16;
+ color_space_size = 68;
+ }
+ else
+ {
+ color_space_size = 0;
+ }
+
+ bitmap_file_head.bfSize = (0x36 + MapSize + (rows * SpZeile) +
+ mask_info_size + color_space_size);
+ bitmap_file_head.zzHotX = 0;
+ bitmap_file_head.zzHotY = 0;
+ bitmap_file_head.bfOffs = (0x36 + MapSize +
+ mask_info_size + color_space_size);
+ bitmap_file_head.biSize = 40 + mask_info_size + color_space_size;
+
+ bitmap_head.biWidth = cols;
+ bitmap_head.biHeight = rows;
+ bitmap_head.biPlanes = 1;
+ bitmap_head.biBitCnt = BitsPerPixel;
+
+ if (BMPSaveData.use_run_length_encoding == 0)
+ {
+ /* The Microsoft specification for BITMAPV5HEADER says that
+ * BI_BITFIELDS is valid for 16 and 32-bits per pixel,
+ * Since it doesn't mention 24 bpp or other numbers
+ * use BI_RGB for that. See issue #6114. */
+ if (mask_info_size > 0 && (BitsPerPixel == 16 || BitsPerPixel == 32))
+ bitmap_head.biCompr = 3; /* BI_BITFIELDS */
+ else
+ bitmap_head.biCompr = 0; /* BI_RGB */
+ }
+ else if (BitsPerPixel == 8)
+ {
+ bitmap_head.biCompr = 1;
+ }
+ else if (BitsPerPixel == 4)
+ {
+ bitmap_head.biCompr = 2;
+ }
+ else
+ {
+ bitmap_head.biCompr = 0;
+ }
+
+ bitmap_head.biSizeIm = SpZeile * rows;
+
+ {
+ gdouble xresolution;
+ gdouble yresolution;
+ gimp_image_get_resolution (image, &xresolution, &yresolution);
+
+ if (xresolution > GIMP_MIN_RESOLUTION &&
+ yresolution > GIMP_MIN_RESOLUTION)
+ {
+ /*
+ * xresolution and yresolution are in dots per inch.
+ * the BMP spec says that biXPels and biYPels are in
+ * pixels per meter as long ints (actually, "DWORDS"),
+ * so...
+ * n dots inch 100 cm m dots
+ * ------ * ------- * ------ = ------
+ * inch 2.54 cm m inch
+ *
+ * We add 0.5 for proper rounding.
+ */
+ bitmap_head.biXPels = (long int) (xresolution * 100.0 / 2.54 + 0.5);
+ bitmap_head.biYPels = (long int) (yresolution * 100.0 / 2.54 + 0.5);
+ }
+ }
+
+ if (BitsPerPixel <= 8)
+ bitmap_head.biClrUsed = colors;
+ else
+ bitmap_head.biClrUsed = 0;
+
+ bitmap_head.biClrImp = bitmap_head.biClrUsed;
+
+#ifdef DEBUG
+ printf ("\nSize: %u, Colors: %u, Bits: %u, Width: %u, Height: %u, Comp: %u, Zeile: %u\n",
+ (int)bitmap_file_head.bfSize,
+ (int)bitmap_head.biClrUsed,
+ bitmap_head.biBitCnt,
+ (int)bitmap_head.biWidth,
+ (int)bitmap_head.biHeight,
+ (int)bitmap_head.biCompr,SpZeile);
+#endif
+
+ /* And now write the header and the colormap (if any) to disk */
+
+ Write (outfile, "BM", 2);
+
+ bitmap_file_head.bfSize = GUINT32_TO_LE (bitmap_file_head.bfSize);
+ bitmap_file_head.zzHotX = GUINT16_TO_LE (bitmap_file_head.zzHotX);
+ bitmap_file_head.zzHotY = GUINT16_TO_LE (bitmap_file_head.zzHotY);
+ bitmap_file_head.bfOffs = GUINT32_TO_LE (bitmap_file_head.bfOffs);
+ bitmap_file_head.biSize = GUINT32_TO_LE (bitmap_file_head.biSize);
+
+ Write (outfile, &bitmap_file_head.bfSize, 16);
+
+ bitmap_head.biWidth = GINT32_TO_LE (bitmap_head.biWidth);
+ bitmap_head.biHeight = GINT32_TO_LE (bitmap_head.biHeight);
+ bitmap_head.biPlanes = GUINT16_TO_LE (bitmap_head.biPlanes);
+ bitmap_head.biBitCnt = GUINT16_TO_LE (bitmap_head.biBitCnt);
+ bitmap_head.biCompr = GUINT32_TO_LE (bitmap_head.biCompr);
+ bitmap_head.biSizeIm = GUINT32_TO_LE (bitmap_head.biSizeIm);
+ bitmap_head.biXPels = GUINT32_TO_LE (bitmap_head.biXPels);
+ bitmap_head.biYPels = GUINT32_TO_LE (bitmap_head.biYPels);
+ bitmap_head.biClrUsed = GUINT32_TO_LE (bitmap_head.biClrUsed);
+ bitmap_head.biClrImp = GUINT32_TO_LE (bitmap_head.biClrImp);
+
+ Write (outfile, &bitmap_head, 36);
+
+ if (mask_info_size > 0)
+ {
+ switch (BMPSaveData.rgb_format)
+ {
+ default:
+ case RGB_888:
+ case RGBX_8888:
+ Mask[0] = 0x00ff0000;
+ Mask[1] = 0x0000ff00;
+ Mask[2] = 0x000000ff;
+ Mask[3] = 0x00000000;
+ break;
+
+ case RGBA_8888:
+ Mask[0] = 0x00ff0000;
+ Mask[1] = 0x0000ff00;
+ Mask[2] = 0x000000ff;
+ Mask[3] = 0xff000000;
+ break;
+
+ case RGB_565:
+ Mask[0] = 0xf800;
+ Mask[1] = 0x7e0;
+ Mask[2] = 0x1f;
+ Mask[3] = 0x0;
+ break;
+
+ case RGBA_5551:
+ Mask[0] = 0x7c00;
+ Mask[1] = 0x3e0;
+ Mask[2] = 0x1f;
+ Mask[3] = 0x8000;
+ break;
+
+ case RGB_555:
+ Mask[0] = 0x7c00;
+ Mask[1] = 0x3e0;
+ Mask[2] = 0x1f;
+ Mask[3] = 0x0;
+ break;
+ }
+
+ Mask[0] = GUINT32_TO_LE (Mask[0]);
+ Mask[1] = GUINT32_TO_LE (Mask[1]);
+ Mask[2] = GUINT32_TO_LE (Mask[2]);
+ Mask[3] = GUINT32_TO_LE (Mask[3]);
+
+ Write (outfile, &Mask, mask_info_size);
+ }
+
+ if (! BMPSaveData.dont_write_color_space_data)
+ {
+ guint32 buf[0x11];
+
+ /* Write V5 color space fields */
+
+ /* bV5CSType = LCS_sRGB */
+ buf[0x00] = GUINT32_TO_LE (0x73524742);
+
+ /* bV5Endpoints is set to 0 (ignored) */
+ for (i = 0; i < 0x09; i++)
+ buf[i + 1] = 0x00;
+
+ /* bV5GammaRed is set to 0 (ignored) */
+ buf[0x0a] = GUINT32_TO_LE (0x0);
+
+ /* bV5GammaGreen is set to 0 (ignored) */
+ buf[0x0b] = GUINT32_TO_LE (0x0);
+
+ /* bV5GammaBlue is set to 0 (ignored) */
+ buf[0x0c] = GUINT32_TO_LE (0x0);
+
+ /* bV5Intent = LCS_GM_GRAPHICS */
+ buf[0x0d] = GUINT32_TO_LE (0x00000002);
+
+ /* bV5ProfileData is set to 0 (ignored) */
+ buf[0x0e] = GUINT32_TO_LE (0x0);
+
+ /* bV5ProfileSize is set to 0 (ignored) */
+ buf[0x0f] = GUINT32_TO_LE (0x0);
+
+ /* bV5Reserved = 0 */
+ buf[0x10] = GUINT32_TO_LE (0x0);
+
+ Write (outfile, buf, color_space_size);
+ }
+
+ write_color_map (outfile, Red, Green, Blue, MapSize);
+
+ /* After that is done, we write the image ... */
+
+ write_image (outfile,
+ pixels, cols, rows,
+ BMPSaveData.use_run_length_encoding,
+ channels, BitsPerPixel, SpZeile,
+ MapSize, BMPSaveData.rgb_format,
+ mask_info_size, color_space_size);
+
+ /* ... and exit normally */
+
+ fclose (outfile);
+ g_free (pixels);
+
+ return GIMP_PDB_SUCCESS;
+}
+
+/* Entry point for file-bmp-save2 */
+GimpPDBStatusType
+save_image2 (const gchar *filename,
+ gint32 image,
+ gint32 drawable_ID,
+ gint32 use_rle,
+ gint32 write_color_space,
+ gint32 rgb_format,
+ GimpRunMode run_mode,
+ GError **error)
+{
+ BMPSaveData.use_run_length_encoding = use_rle;
+ BMPSaveData.dont_write_color_space_data = write_color_space;
+ BMPSaveData.rgb_format = (RGBMode) rgb_format;
+ /* Prevents save_image () from overwriting user's RGB format */
+ BMPSaveData.overwrite_RGB_format = TRUE;
+
+ return save_image (filename, image, drawable_ID,
+ run_mode, error);
+}
+
+static inline void
+Make565 (guchar r,
+ guchar g,
+ guchar b,
+ guchar *buf)
+{
+ gint p;
+
+ p = ((((gint) (r / 255.0 * 31.0 + 0.5)) << 11) |
+ (((gint) (g / 255.0 * 63.0 + 0.5)) << 5) |
+ (((gint) (b / 255.0 * 31.0 + 0.5))));
+
+ buf[0] = (guchar) (p & 0xff);
+ buf[1] = (guchar) (p >> 8);
+}
+
+static inline void
+Make5551 (guchar r,
+ guchar g,
+ guchar b,
+ guchar a,
+ guchar *buf)
+{
+ gint p;
+
+ p = ((((gint) (r / 255.0 * 31.0 + 0.5)) << 10) |
+ (((gint) (g / 255.0 * 31.0 + 0.5)) << 5) |
+ (((gint) (b / 255.0 * 31.0 + 0.5))) |
+ (((gint) (a / 255.0 + 0.5) << 15)));
+
+ buf[0] = (guchar) (p & 0xff);
+ buf[1] = (guchar) (p >> 8);
+}
+
+static void
+write_image (FILE *f,
+ guchar *src,
+ gint width,
+ gint height,
+ gint use_run_length_encoding,
+ gint channels,
+ gint bpp,
+ gint spzeile,
+ gint MapSize,
+ RGBMode rgb_format,
+ gint mask_info_size,
+ gint color_space_size)
+{
+ guchar buf[16] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0 };
+ guint32 uint32buf;
+ guchar *temp, v;
+ guchar *row, *ketten;
+ gint xpos, ypos, i, j, rowstride, length, thiswidth;
+ gint breite, k;
+ guchar n, r, g, b, a;
+ gint cur_progress;
+ gint max_progress;
+
+ xpos = 0;
+ rowstride = width * channels;
+
+ cur_progress = 0;
+ max_progress = height;
+
+ /* We'll begin with the 16/24/32 bit Bitmaps, they are easy :-) */
+
+ if (bpp > 8)
+ {
+ for (ypos = height - 1; ypos >= 0; ypos--) /* for each row */
+ {
+ for (i = 0; i < width; i++) /* for each pixel */
+ {
+ temp = src + (ypos * rowstride) + (xpos * channels);
+ switch (rgb_format)
+ {
+ default:
+ case RGB_888:
+ buf[2] = *temp++;
+ buf[1] = *temp++;
+ buf[0] = *temp++;
+ xpos++;
+ if (channels > 3 && (guchar) *temp == 0)
+ buf[0] = buf[1] = buf[2] = 0xff;
+ Write (f, buf, 3);
+ break;
+ case RGBX_8888:
+ buf[2] = *temp++;
+ buf[1] = *temp++;
+ buf[0] = *temp++;
+ buf[3] = 0;
+ xpos++;
+ if (channels > 3 && (guchar) *temp == 0)
+ buf[0] = buf[1] = buf[2] = 0xff;
+ Write (f, buf, 4);
+ break;
+ case RGBA_8888:
+ buf[2] = *temp++;
+ buf[1] = *temp++;
+ buf[0] = *temp++;
+ buf[3] = *temp;
+ xpos++;
+ Write (f, buf, 4);
+ break;
+ case RGB_565:
+ r = *temp++;
+ g = *temp++;
+ b = *temp++;
+ if (channels > 3 && (guchar) *temp == 0)
+ r = g = b = 0xff;
+ Make565 (r, g, b, buf);
+ xpos++;
+ Write (f, buf, 2);
+ break;
+ case RGB_555:
+ r = *temp++;
+ g = *temp++;
+ b = *temp++;
+ if (channels > 3 && (guchar) *temp == 0)
+ r = g = b = 0xff;
+ Make5551 (r, g, b, 0x0, buf);
+ xpos++;
+ Write (f, buf, 2);
+ break;
+ case RGBA_5551:
+ r = *temp++;
+ g = *temp++;
+ b = *temp++;
+ a = *temp;
+ Make5551 (r, g, b, a, buf);
+ xpos++;
+ Write (f, buf, 2);
+ break;
+ }
+ }
+
+ Write (f, &buf[4], spzeile - (width * (bpp/8)));
+
+ cur_progress++;
+ if ((cur_progress % 5) == 0)
+ gimp_progress_update ((gdouble) cur_progress /
+ (gdouble) max_progress);
+
+ xpos = 0;
+ }
+ }
+ else
+ {
+ if (bpp == 1)
+ use_run_length_encoding = 0;
+ switch (use_run_length_encoding) /* now it gets more difficult */
+ { /* uncompressed 1,4 and 8 bit */
+ case 0:
+ {
+ thiswidth = (width / (8 / bpp));
+ if (width % (8 / bpp))
+ thiswidth++;
+
+ for (ypos = height - 1; ypos >= 0; ypos--) /* for each row */
+ {
+ for (xpos = 0; xpos < width;) /* for each _byte_ */
+ {
+ v = 0;
+ for (i = 1;
+ (i <= (8 / bpp)) && (xpos < width);
+ i++, xpos++) /* for each pixel */
+ {
+ temp = src + (ypos * rowstride) + (xpos * channels);
+ if (channels > 1 && *(temp+1) == 0) *temp = 0x0;
+ v=v | ((guchar) *temp << (8 - (i * bpp)));
+ }
+ Write (f, &v, 1);
+ }
+ Write (f, &buf[3], spzeile - thiswidth);
+ xpos = 0;
+
+ cur_progress++;
+ if ((cur_progress % 5) == 0)
+ gimp_progress_update ((gdouble) cur_progress /
+ (gdouble) max_progress);
+ }
+ break;
+ }
+ default:
+ { /* Save RLE encoded file, quite difficult */
+ length = 0;
+ buf[12] = 0;
+ buf[13] = 1;
+ buf[14] = 0;
+ buf[15] = 0;
+ row = g_new (guchar, width / (8 / bpp) + 10);
+ ketten = g_new (guchar, width / (8 / bpp) + 10);
+ for (ypos = height - 1; ypos >= 0; ypos--)
+ { /* each row separately */
+ j = 0;
+ /* first copy the pixels to a buffer,
+ * making one byte from two 4bit pixels
+ */
+ for (xpos = 0; xpos < width;)
+ {
+ v = 0;
+ for (i = 1;
+ (i <= (8 / bpp)) && (xpos < width);
+ i++, xpos++)
+ { /* for each pixel */
+ temp = src + (ypos * rowstride) + (xpos * channels);
+ if (channels > 1 && *(temp+1) == 0) *temp = 0x0;
+ v = v | ((guchar) * temp << (8 - (i * bpp)));
+ }
+ row[j++] = v;
+ }
+ breite = width / (8 / bpp);
+ if (width % (8 / bpp))
+ breite++;
+
+ /* then check for strings of equal bytes */
+ for (i = 0; i < breite; i += j)
+ {
+ j = 0;
+ while ((i + j < breite) &&
+ (j < (255 / (8 / bpp))) &&
+ (row[i + j] == row[i]))
+ j++;
+
+ ketten[i] = j;
+ }
+
+ /* then write the strings and the other pixels to the file */
+ for (i = 0; i < breite;)
+ {
+ if (ketten[i] < 3)
+ /* strings of different pixels ... */
+ {
+ j = 0;
+ while ((i + j < breite) &&
+ (j < (255 / (8 / bpp))) &&
+ (ketten[i + j] < 3))
+ j += ketten[i + j];
+
+ /* this can only happen if j jumps over
+ * the end with a 2 in ketten[i+j]
+ */
+ if (j > (255 / (8 / bpp)))
+ j -= 2;
+ /* 00 01 and 00 02 are reserved */
+ if (j > 2)
+ {
+ Write (f, &buf[12], 1);
+ n = j * (8 / bpp);
+ if (n + i * (8 / bpp) > width)
+ n--;
+ Write (f, &n, 1);
+ length += 2;
+ Write (f, &row[i], j);
+ length += j;
+ if ((j) % 2)
+ {
+ Write (f, &buf[12], 1);
+ length++;
+ }
+ }
+ else
+ {
+ for (k = i; k < i + j; k++)
+ {
+ n = (8 / bpp);
+ if (n + i * (8 / bpp) > width)
+ n--;
+ Write (f, &n, 1);
+ Write (f, &row[k], 1);
+ /*printf("%i.#|",n); */
+ length += 2;
+ }
+ }
+ i += j;
+ }
+ else
+ /* strings of equal pixels */
+ {
+ n = ketten[i] * (8 / bpp);
+ if (n + i * (8 / bpp) > width)
+ n--;
+ Write (f, &n, 1);
+ Write (f, &row[i], 1);
+ i += ketten[i];
+ length += 2;
+ }
+ }
+
+ Write (f, &buf[14], 2); /* End of row */
+ length += 2;
+
+ cur_progress++;
+ if ((cur_progress % 5) == 0)
+ gimp_progress_update ((gdouble) cur_progress /
+ (gdouble) max_progress);
+ }
+
+ fseek (f, -2, SEEK_CUR); /* Overwrite last End of row ... */
+ Write (f, &buf[12], 2); /* ... with End of file */
+
+ fseek (f, 0x22, SEEK_SET); /* Write length of image */
+ uint32buf = GUINT32_TO_LE (length);
+ Write (f, &uint32buf, 4);
+
+ fseek (f, 0x02, SEEK_SET); /* Write length of file */
+ length += (0x36 + MapSize + mask_info_size + color_space_size);
+ uint32buf = GUINT32_TO_LE (length);
+ Write (f, &uint32buf, 4);
+
+ g_free (ketten);
+ g_free (row);
+ break;
+ }
+ }
+ }
+
+ gimp_progress_update (1.0);
+}
+
+static void
+format_callback (GtkToggleButton *toggle,
+ gpointer data)
+{
+ if (gtk_toggle_button_get_active (toggle))
+ BMPSaveData.rgb_format = GPOINTER_TO_INT (data);
+}
+
+static gboolean
+save_dialog (gint channels, gint bpp)
+{
+ GtkWidget *dialog;
+ GtkWidget *toggle;
+ GtkWidget *vbox_main;
+ GtkWidget *vbox;
+ GtkWidget *vbox2;
+ GtkWidget *expander;
+ GtkWidget *frame;
+ GSList *group;
+ gboolean run;
+
+ /* Dialog init */
+ dialog = gimp_export_dialog_new ("BMP", PLUG_IN_BINARY, SAVE_PROC);
+
+ gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+
+ vbox_main = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+ gtk_container_set_border_width (GTK_CONTAINER (vbox_main), 12);
+ gtk_box_pack_start (GTK_BOX (gimp_export_dialog_get_content_area (dialog)),
+ vbox_main, TRUE, TRUE, 0);
+ gtk_widget_show (vbox_main);
+
+ /* Run-Length Encoded */
+ toggle = gtk_check_button_new_with_mnemonic (_("_Run-Length Encoded"));
+ gtk_box_pack_start (GTK_BOX (vbox_main), toggle, FALSE, FALSE, 0);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle),
+ BMPSaveData.use_run_length_encoding);
+ gtk_widget_show (toggle);
+ if (channels > 1 || bpp == 1)
+ gtk_widget_set_sensitive (toggle, FALSE);
+
+ g_signal_connect (toggle, "toggled",
+ G_CALLBACK (gimp_toggle_button_update),
+ &BMPSaveData.use_run_length_encoding);
+
+ /* Compatibility Options */
+ expander = gtk_expander_new_with_mnemonic (_("Co_mpatibility Options"));
+
+ gtk_box_pack_start (GTK_BOX (vbox_main), expander, TRUE, TRUE, 0);
+ gtk_widget_show (expander);
+
+ vbox2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+ gtk_container_set_border_width (GTK_CONTAINER (vbox2), 12);
+ gtk_container_add (GTK_CONTAINER (expander), vbox2);
+ gtk_widget_show (vbox2);
+
+ toggle = gtk_check_button_new_with_mnemonic (_("_Do not write color space information"));
+ gimp_help_set_help_data (toggle,
+ _("Some applications can not read BMP images that "
+ "include color space information. GIMP writes "
+ "color space information by default. Enabling "
+ "this option will cause GIMP to not write color "
+ "space information to the file."),
+ NULL);
+ gtk_box_pack_start (GTK_BOX (vbox2), toggle, FALSE, FALSE, 0);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle),
+ BMPSaveData.dont_write_color_space_data);
+ gtk_widget_show (toggle);
+
+ g_signal_connect (toggle, "toggled",
+ G_CALLBACK (gimp_toggle_button_update),
+ &BMPSaveData.dont_write_color_space_data);
+
+ /* Advanced Options */
+ expander = gtk_expander_new_with_mnemonic (_("_Advanced Options"));
+
+ gtk_box_pack_start (GTK_BOX (vbox_main), expander, TRUE, TRUE, 0);
+ gtk_widget_show (expander);
+
+ if (channels < 3)
+ gtk_widget_set_sensitive (expander, FALSE);
+
+ vbox2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+ gtk_container_set_border_width (GTK_CONTAINER (vbox2), 12);
+ gtk_container_add (GTK_CONTAINER (expander), vbox2);
+ gtk_widget_show (vbox2);
+
+ group = NULL;
+
+ frame = gimp_frame_new (_("16 bits"));
+ gtk_box_pack_start (GTK_BOX (vbox2), frame, TRUE, TRUE, 0);
+ gtk_widget_show (frame);
+
+ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
+ gtk_container_add (GTK_CONTAINER (frame), vbox);
+ gtk_widget_show (vbox);
+
+ toggle = gtk_radio_button_new_with_mnemonic (group, "_R5 G6 B5");
+ group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (toggle));
+ gtk_box_pack_start (GTK_BOX (vbox), toggle, FALSE, FALSE, 0);
+ gtk_widget_show (toggle);
+ g_signal_connect (toggle, "toggled",
+ G_CALLBACK (format_callback),
+ GINT_TO_POINTER (RGB_565));
+
+ toggle = gtk_radio_button_new_with_mnemonic (group, "_A1 R5 G5 B5");
+ group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (toggle));
+ gtk_box_pack_start (GTK_BOX (vbox), toggle, FALSE, FALSE, 0);
+
+ if (channels < 4)
+ gtk_widget_set_sensitive (toggle, FALSE);
+
+ gtk_widget_show (toggle);
+
+ g_signal_connect (toggle, "toggled",
+ G_CALLBACK (format_callback),
+ GINT_TO_POINTER (RGBA_5551));
+ toggle = gtk_radio_button_new_with_mnemonic (group, "_X1 R5 G5 B5");
+ group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (toggle));
+ gtk_box_pack_start (GTK_BOX (vbox), toggle, FALSE, FALSE, 0);
+ gtk_widget_show (toggle);
+ g_signal_connect (toggle, "toggled",
+ G_CALLBACK (format_callback),
+ GINT_TO_POINTER (RGB_555));
+
+ frame = gimp_frame_new (_("24 bits"));
+ gtk_box_pack_start (GTK_BOX (vbox2), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ toggle = gtk_radio_button_new_with_mnemonic (group, "R_8 G8 B8");
+ group = gtk_radio_button_get_group (GTK_RADIO_BUTTON(toggle));
+ gtk_container_add (GTK_CONTAINER (frame), toggle);
+ gtk_widget_show (toggle);
+ g_signal_connect (toggle, "toggled",
+ G_CALLBACK (format_callback),
+ GINT_TO_POINTER (RGB_888));
+ if (channels < 4)
+ {
+ BMPSaveData.rgb_format = RGB_888;
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), TRUE);
+ }
+
+ frame = gimp_frame_new (_("32 bits"));
+ gtk_box_pack_start (GTK_BOX (vbox2), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
+ gtk_container_add (GTK_CONTAINER (frame), vbox);
+ gtk_widget_show (vbox);
+
+ toggle = gtk_radio_button_new_with_mnemonic (group, "A8 R8 G8 _B8");
+ group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (toggle));
+ gtk_box_pack_start (GTK_BOX (vbox), toggle, FALSE, FALSE, 0);
+ gtk_widget_show (toggle);
+ g_signal_connect (toggle, "toggled",
+ G_CALLBACK (format_callback),
+ GINT_TO_POINTER (RGBA_8888));
+
+
+ if (channels < 4)
+ {
+ gtk_widget_set_sensitive (toggle, FALSE);
+ }
+ else
+ {
+ BMPSaveData.rgb_format = RGBA_8888;
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), TRUE);
+ }
+
+ toggle = gtk_radio_button_new_with_mnemonic (group, "X8 R8 G8 _B8");
+ group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (toggle));
+ gtk_box_pack_start (GTK_BOX (vbox), toggle, FALSE, FALSE, 0);
+ gtk_widget_show (toggle);
+ g_signal_connect (toggle, "toggled",
+ G_CALLBACK (format_callback),
+ GINT_TO_POINTER (RGBX_8888));
+
+ /* Dialog show */
+ gtk_widget_show (dialog);
+
+ run = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK);
+
+ gtk_widget_destroy (dialog);
+
+ return run;
+}
diff --git a/plug-ins/file-bmp/bmp-save.h b/plug-ins/file-bmp/bmp-save.h
new file mode 100644
index 0000000..1483104
--- /dev/null
+++ b/plug-ins/file-bmp/bmp-save.h
@@ -0,0 +1,39 @@
+/*
+ * GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef __BMP_SAVE_H__
+#define __BMP_SAVE_H__
+
+
+GimpPDBStatusType save_image (const gchar *filename,
+ gint32 image,
+ gint32 drawable_ID,
+ GimpRunMode run_mode,
+ GError **error);
+
+GimpPDBStatusType save_image2 (const gchar *filename,
+ gint32 image,
+ gint32 drawable_ID,
+ gint32 use_rle,
+ gint32 write_color_space,
+ gint32 rgb_format,
+ GimpRunMode run_mode,
+ GError **error);
+
+
+#endif /* __BMP_SAVE_H__ */
diff --git a/plug-ins/file-bmp/bmp.c b/plug-ins/file-bmp/bmp.c
new file mode 100644
index 0000000..02d7aeb
--- /dev/null
+++ b/plug-ins/file-bmp/bmp.c
@@ -0,0 +1,306 @@
+/* bmp.c */
+/* Version 0.52 */
+/* This is a File input and output filter for the */
+/* Gimp. It loads and saves images in windows(TM) */
+/* bitmap format. */
+/* Some Parts that deal with the interaction with */
+/* GIMP are taken from the GIF plugin by */
+/* Peter Mattis & Spencer Kimball and from the */
+/* PCX plugin by Francisco Bustamante. */
+/* */
+/* Alexander.Schulz@stud.uni-karlsruhe.de */
+
+/* Changes: 28.11.1997 Noninteractive operation */
+/* 16.03.1998 Endian-independent!! */
+/* 21.03.1998 Little Bug-fix */
+/* 06.04.1998 Bugfix in Padding */
+/* 11.04.1998 Arch. cleanup (-Wall) */
+/* Parses gtkrc */
+/* 14.04.1998 Another Bug in Padding */
+/* 28.04.1998 RLE-Encoding rewritten */
+/* 29.10.1998 Changes by Tor Lillqvist */
+/* <tml@iki.fi> to support */
+/* 16 and 32 bit images */
+/* 28.11.1998 Bug in RLE-read-padding */
+/* fixed. */
+/* 19.12.1999 Resolution support added */
+/* 06.05.2000 Overhaul for 16&24-bit */
+/* plus better OS/2 code */
+/* by njl195@zepler.org.uk */
+/* 29.06.2006 Full support for 16/32 */
+/* bits bitmaps and support */
+/* for alpha channel */
+/* by p.filiciak@zax.pl */
+
+/*
+ * GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ * ----------------------------------------------------------------------------
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <libgimp/gimp.h>
+#include <libgimp/gimpui.h>
+
+#include "bmp.h"
+#include "bmp-load.h"
+#include "bmp-save.h"
+
+#include "libgimp/stdplugins-intl.h"
+
+
+/* Declare some local functions.
+ */
+static void query (void);
+static void run (const gchar *name,
+ gint nparams,
+ const GimpParam *param,
+ gint *nreturn_vals,
+ GimpParam **return_vals);
+
+
+const GimpPlugInInfo PLUG_IN_INFO =
+{
+ NULL, /* init_proc */
+ NULL, /* quit_proc */
+ query, /* query_proc */
+ run, /* run_proc */
+};
+
+
+MAIN ()
+
+
+static void
+query (void)
+{
+ static const GimpParamDef load_args[] =
+ {
+ { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
+ { GIMP_PDB_STRING, "filename", "The name of the file to load" },
+ { GIMP_PDB_STRING, "raw-filename", "The name entered" },
+ };
+ static const GimpParamDef load_return_vals[] =
+ {
+ { GIMP_PDB_IMAGE, "image", "Output image" },
+ };
+
+ static const GimpParamDef save_args[] =
+ {
+ { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
+ { GIMP_PDB_IMAGE, "image", "Input image" },
+ { GIMP_PDB_DRAWABLE, "drawable", "Drawable to save" },
+ { GIMP_PDB_STRING, "filename", "The name of the file to save the image in" },
+ { GIMP_PDB_STRING, "raw-filename", "The name entered" },
+ };
+
+ static const GimpParamDef save_args2[] =
+ {
+ { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
+ { GIMP_PDB_IMAGE, "image", "Input image" },
+ { GIMP_PDB_DRAWABLE, "drawable", "Drawable to save" },
+ { GIMP_PDB_STRING, "filename", "The name of the file to save the image in" },
+ { GIMP_PDB_STRING, "raw-filename", "The name entered" },
+ { GIMP_PDB_INT32, "use-rle", "Use run-length-encoding compression (only valid for 4 and 8-bit indexed images)" },
+ { GIMP_PDB_INT32, "write-color-space", "Whether or not to write BITMAPV5HEADER color space data" },
+ { GIMP_PDB_INT32, "rgb-format", "Export format for RGB images (0=RGB_565, 1=RGBA_5551, 2=RGB_555, 3=RGB_888, 4=RGBA_8888, 5=RGBX_8888)" },
+ };
+
+ gimp_install_procedure (LOAD_PROC,
+ "Loads files of Windows BMP file format",
+ "Loads files of Windows BMP file format",
+ "Alexander Schulz",
+ "Alexander Schulz",
+ "1997",
+ N_("Windows BMP image"),
+ NULL,
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (load_args),
+ G_N_ELEMENTS (load_return_vals),
+ load_args, load_return_vals);
+
+ gimp_register_file_handler_mime (LOAD_PROC, "image/bmp");
+ gimp_register_magic_load_handler (LOAD_PROC,
+ "bmp",
+ "",
+ "0,string,BM");
+
+ gimp_install_procedure (SAVE_PROC,
+ "Saves files in Windows BMP file format",
+ "Saves files in Windows BMP file format",
+ "Alexander Schulz",
+ "Alexander Schulz",
+ "1997",
+ N_("Windows BMP image"),
+ "INDEXED, GRAY, RGB*",
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (save_args), 0,
+ save_args, NULL);
+
+ gimp_register_file_handler_mime (SAVE_PROC, "image/bmp");
+ gimp_register_save_handler (SAVE_PROC, "bmp", "");
+
+ gimp_install_procedure (SAVE_PROC2,
+ "Saves files in Windows BMP file format",
+ "Saves files in Windows BMP file format, "
+ "with RLE, color space information, and RGB format "
+ "options available non-interactively",
+ "Alexander Schulz",
+ "Alexander Schulz",
+ "1997",
+ N_("Windows BMP image"),
+ "INDEXED, GRAY, RGB*",
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (save_args2), 0,
+ save_args2, NULL);
+
+ gimp_register_file_handler_mime (SAVE_PROC2, "image/bmp");
+ gimp_register_save_handler (SAVE_PROC2, "bmp", "");
+}
+
+static void
+run (const gchar *name,
+ gint nparams,
+ const GimpParam *param,
+ gint *nreturn_vals,
+ GimpParam **return_vals)
+{
+ static GimpParam values[2];
+ GimpRunMode run_mode;
+ GimpPDBStatusType status = GIMP_PDB_SUCCESS;
+ GError *error = NULL;
+
+ INIT_I18N ();
+ gegl_init (NULL, NULL);
+
+ run_mode = param[0].data.d_int32;
+
+ *nreturn_vals = 1;
+ *return_vals = values;
+
+ values[0].type = GIMP_PDB_STATUS;
+ values[0].data.d_status = GIMP_PDB_EXECUTION_ERROR;
+
+ if (strcmp (name, LOAD_PROC) == 0)
+ {
+ switch (run_mode)
+ {
+ case GIMP_RUN_INTERACTIVE:
+ break;
+
+ case GIMP_RUN_NONINTERACTIVE:
+ /* Make sure all the arguments are there! */
+ if (nparams != 3)
+ status = GIMP_PDB_CALLING_ERROR;
+ break;
+
+ default:
+ break;
+ }
+
+ if (status == GIMP_PDB_SUCCESS)
+ {
+ gint32 image_ID = load_image (param[1].data.d_string,
+ &error);
+
+ if (image_ID != -1)
+ {
+ *nreturn_vals = 2;
+ values[1].type = GIMP_PDB_IMAGE;
+ values[1].data.d_image = image_ID;
+ }
+ else
+ {
+ status = GIMP_PDB_EXECUTION_ERROR;
+ }
+ }
+ }
+ else if (strcmp (name, SAVE_PROC) == 0 ||
+ strcmp (name, SAVE_PROC2) == 0)
+ {
+ gint32 image_ID = param[1].data.d_int32;
+ gint32 drawable_ID = param[2].data.d_int32;
+ GimpExportReturn export = GIMP_EXPORT_CANCEL;
+
+ /* eventually export the image */
+ switch (run_mode)
+ {
+ case GIMP_RUN_INTERACTIVE:
+ case GIMP_RUN_WITH_LAST_VALS:
+ gimp_ui_init (PLUG_IN_BINARY, FALSE);
+
+ export = gimp_export_image (&image_ID, &drawable_ID, "BMP",
+ GIMP_EXPORT_CAN_HANDLE_RGB |
+ GIMP_EXPORT_CAN_HANDLE_GRAY |
+ GIMP_EXPORT_CAN_HANDLE_ALPHA |
+ GIMP_EXPORT_CAN_HANDLE_INDEXED);
+
+ if (export == GIMP_EXPORT_CANCEL)
+ {
+ values[0].data.d_status = GIMP_PDB_CANCEL;
+ return;
+ }
+ break;
+
+ case GIMP_RUN_NONINTERACTIVE:
+ /* Make sure all the arguments are there! */
+ if ((strcmp (name, SAVE_PROC) == 0 && nparams != 5) ||
+ (strcmp (name, SAVE_PROC2) == 0 && nparams != 8))
+ status = GIMP_PDB_CALLING_ERROR;
+ break;
+
+ default:
+ break;
+ }
+
+ if (status == GIMP_PDB_SUCCESS)
+ {
+ if (strcmp (name, SAVE_PROC) == 0)
+ status = save_image (param[3].data.d_string,
+ image_ID, drawable_ID,
+ run_mode,
+ &error);
+ else
+ status = save_image2 (param[3].data.d_string,
+ image_ID, drawable_ID,
+ param[5].data.d_int32,
+ param[6].data.d_int32,
+ param[7].data.d_int32,
+ run_mode,
+ &error);
+ }
+
+ if (export == GIMP_EXPORT_EXPORT)
+ gimp_image_delete (image_ID);
+ }
+ else
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ }
+
+ if (status != GIMP_PDB_SUCCESS && error)
+ {
+ *nreturn_vals = 2;
+ values[1].type = GIMP_PDB_STRING;
+ values[1].data.d_string = error->message;
+ }
+
+ values[0].data.d_status = status;
+}
diff --git a/plug-ins/file-bmp/bmp.h b/plug-ins/file-bmp/bmp.h
new file mode 100644
index 0000000..259b025
--- /dev/null
+++ b/plug-ins/file-bmp/bmp.h
@@ -0,0 +1,71 @@
+/*
+ * GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * 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 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#ifndef __BMP_H__
+#define __BMP_H__
+
+
+#define LOAD_PROC "file-bmp-load"
+#define SAVE_PROC "file-bmp-save"
+#define SAVE_PROC2 "file-bmp-save2"
+#define PLUG_IN_BINARY "file-bmp"
+#define PLUG_IN_ROLE "gimp-file-bmp"
+
+#define MAXCOLORS 256
+
+#define BitSet(byte, bit) (((byte) & (bit)) == (bit))
+
+#define ReadOK(file,buffer,len) (fread(buffer, len, 1, file) != 0)
+#define Write(file,buffer,len) fwrite(buffer, len, 1, file)
+#define WriteOK(file,buffer,len) (Write(buffer, len, file) != 0)
+
+
+typedef struct
+{
+ gchar zzMagic[2]; /* 00 "BM" */
+ guint32 bfSize; /* 02 */
+ guint16 zzHotX; /* 06 */
+ guint16 zzHotY; /* 08 */
+ guint32 bfOffs; /* 0A */
+ guint32 biSize; /* 0E */
+} BitmapFileHead;
+
+typedef struct
+{
+ gint32 biWidth; /* 12 */
+ gint32 biHeight; /* 16 */
+ guint16 biPlanes; /* 1A */
+ guint16 biBitCnt; /* 1C */
+ guint32 biCompr; /* 1E */
+ guint32 biSizeIm; /* 22 */
+ guint32 biXPels; /* 26 */
+ guint32 biYPels; /* 2A */
+ guint32 biClrUsed; /* 2E */
+ guint32 biClrImp; /* 32 */
+ guint32 masks[4]; /* 36 */
+} BitmapHead;
+
+typedef struct
+{
+ guint32 mask;
+ guint32 shiftin;
+ gfloat max_value;
+} BitmapChannel;
+
+
+#endif /* __BMP_H__ */