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-rw-r--r--kernel/kls_jbig/fmt_codec_jbig.cpp148
1 files changed, 148 insertions, 0 deletions
diff --git a/kernel/kls_jbig/fmt_codec_jbig.cpp b/kernel/kls_jbig/fmt_codec_jbig.cpp
new file mode 100644
index 0000000..d1cfa81
--- /dev/null
+++ b/kernel/kls_jbig/fmt_codec_jbig.cpp
@@ -0,0 +1,148 @@
+/* This file is part of ksquirrel-libs (http://ksquirrel.sf.net)
+
+ Copyright (c) 2005 Dmitry Baryshev <[email protected]>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation;
+ either version 2 of the License, or (at your option) any later
+ version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+#include <iostream>
+#include <stdio.h>
+#include <string.h>
+
+#include "ksquirrel-libs/fmt_types.h"
+#include "ksquirrel-libs/fmt_utils.h"
+#include "ksquirrel-libs/fileio.h"
+#include "ksquirrel-libs/error.h"
+
+#include "fmt_codec_jbig_defs.h"
+#include "fmt_codec_jbig.h"
+
+#include "../xpm/codec_jbig.xpm"
+
+#include "jbig2mem.h"
+
+fmt_codec::fmt_codec() : fmt_codec_base()
+{}
+
+fmt_codec::~fmt_codec()
+{}
+
+void fmt_codec::options(codec_options *o)
+{
+ o->version = "0.1.1";
+ o->name = "JBIG";
+ o->filter = "*.jbg *.jbig ";
+ o->config = "";
+ o->mime = "";
+ o->mimetype = "image/x-jbig";
+ o->pixmap = codec_jbig;
+ o->readable = true;
+ o->canbemultiple = false;
+ o->writestatic = false;
+ o->writeanimated = false;
+ o->needtempfile = true;
+}
+
+s32 fmt_codec::read_init(const std::string &file)
+{
+ frs.open(file.c_str(), ios::binary | ios::in);
+
+ if(!frs.good())
+ return SQE_R_NOFILE;
+
+ frs.close();
+
+ const char *argv[2] =
+ {
+ file.c_str(),
+ tmp.c_str()
+ };
+
+ if(jbig2mem((char **)argv))
+ return SQE_R_NOMEMORY;
+
+ frs.open(tmp.c_str(), ios::binary | ios::in);
+
+ if(!frs.good())
+ return SQE_R_NOFILE;
+
+ currentImage = -1;
+ read_error = false;
+
+ finfo.animated = false;
+
+ return SQE_OK;
+}
+
+s32 fmt_codec::read_next()
+{
+ currentImage++;
+
+ if(currentImage)
+ return SQE_NOTOK;
+
+ fmt_image image;
+
+ u32 w, h, bpp;
+ frs.readK(&w, sizeof(u32));
+ frs.readK(&h, sizeof(u32));
+ frs.readK(&bpp, sizeof(u32));
+
+ if(bpp != 24)
+ return SQE_R_BADFILE;
+
+ image.w = w;
+ image.h = h;
+ image.bpp = bpp;
+
+ image.compression = "?";
+ image.colorspace = fmt_utils::colorSpaceByBpp(1);
+
+ finfo.image.push_back(image);
+
+ return SQE_OK;
+}
+
+s32 fmt_codec::read_next_pass()
+{
+ return SQE_OK;
+}
+
+s32 fmt_codec::read_scanline(RGBA *scan)
+{
+ RGB rgb;
+ fmt_image *im = image(currentImage);
+ fmt_utils::fillAlpha(scan, im->w);
+
+ for(s32 i = 0;i < im->w;i++)
+ {
+ frs.readK(&rgb, sizeof(RGB));
+ memcpy(scan+i, &rgb, sizeof(RGB));
+ }
+
+ return SQE_OK;
+}
+
+void fmt_codec::read_close()
+{
+ frs.close();
+
+ finfo.meta.clear();
+ finfo.image.clear();
+}
+
+#include "fmt_codec_cd_func.h"