first commit :

IwJPEG/IwJPEG.cpp

@@ -0,0 +1,147 @@
+/*
+ * This file is part of the Marmalade SDK Code Samples.
+ *
+ * Copyright (C) 2001-2011 Ideaworks3D Ltd.
+ * All Rights Reserved.
+ *
+ * This source code is intended only as a supplement to Ideaworks Labs
+ * Development Tools and/or on-line documentation.
+ *
+ * THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
+ * KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
+ * PARTICULAR PURPOSE.
+ */
+
+// Includes
+#include "IwJPEG.h"
+#include "IwTexture.h"
+
+extern "C"
+{
+#include "jpeglib.h"
+}
+
+//-----------------------------------------------------------------------------
+
+struct buf_source_mgr
+{
+    jpeg_source_mgr pub;
+    char*           buf;
+    char            buf_term[2];
+    long            buf_size;
+    long            pos;
+    bool            read_started;
+};
+
+void init_source_from_buf(j_decompress_ptr cinfo){
+  buf_source_mgr* src = (buf_source_mgr*) cinfo->src;
+  src->read_started = true;
+}
+
+void skip_input_data_from_buf(j_decompress_ptr cinfo, long nbytes){
+  buf_source_mgr* src = (buf_source_mgr*) cinfo->src;
+  if (nbytes > 0) {
+    src->pub.next_input_byte += (size_t) nbytes;
+    src->pub.bytes_in_buffer -= (size_t) nbytes;
+  }
+}
+
+boolean fill_input_buffer_from_buf(j_decompress_ptr cinfo){
+  buf_source_mgr* src = (buf_source_mgr*) cinfo->src;
+
+  if (src->pos == src->buf_size){
+    src->buf_term[0] = (JOCTET) 0xFF;
+    src->buf_term[1] = (JOCTET) JPEG_EOI;
+    src->pub.next_input_byte = (JOCTET*)src->buf_term;
+    src->pub.bytes_in_buffer = 2;
+    src->read_started = false;
+    return TRUE;
+  }
+
+  src->pub.next_input_byte = (JOCTET*)src->buf;
+  src->pub.bytes_in_buffer = src->buf_size;
+  src->pos = src->buf_size;
+  src->read_started = false;
+
+  return TRUE;
+}
+
+void term_source_from_buf(j_decompress_ptr cinfo){
+}
+
+void jpeg_buf_src (j_decompress_ptr cinfo, char* buf,long size){
+  buf_source_mgr* src = (buf_source_mgr*) cinfo->src;
+  if (cinfo->src == NULL) {
+    cinfo->src = (struct jpeg_source_mgr *)
+      (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_PERMANENT,
+                 sizeof(buf_source_mgr));
+    src = (buf_source_mgr*) cinfo->src;
+  }
+
+  src = (buf_source_mgr*) cinfo->src;
+  src->pub.init_source = init_source_from_buf;
+  src->pub.fill_input_buffer = fill_input_buffer_from_buf;
+  src->pub.skip_input_data = skip_input_data_from_buf;
+  src->pub.resync_to_restart = jpeg_resync_to_restart;
+  src->pub.term_source = term_source_from_buf;
+  src->pub.bytes_in_buffer = 0;
+  src->pub.next_input_byte = (JOCTET*)NULL;
+
+  src->buf = buf;
+  src->read_started = false;
+  src->buf_size = size;
+  src->pos = 0;
+}
+
+bool IsJPEG(const char * buf, int len)
+{
+    const char pJPEGSignature[] =
+        { 0xFF, 0xD8, 0xFF, 0xE0, 0, 0, 0x4A, 0x46, 0x49, 0x46, 0x00 };
+
+    if (len > (int)sizeof(pJPEGSignature))
+    {
+        if (!memcmp(buf, pJPEGSignature, 4) &&
+            !memcmp(buf+6, pJPEGSignature+6, 5))
+        {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+void JPEGTexture(const char * buf, int len, CIwTexture & ImageTex)
+{
+    /* Init jpeg */
+    struct jpeg_error_mgr jerr;
+    struct jpeg_decompress_struct cinfo;
+    cinfo.err = jpeg_std_error(&jerr);
+
+    jpeg_create_decompress  (&cinfo);
+    //jpeg_stdio_src        (&cinfo, fp);
+    jpeg_buf_src(&cinfo,(char*)buf,len);
+    //Realloc crash?
+    jpeg_read_header    (&cinfo, TRUE);
+    cinfo.out_color_space = JCS_RGB;
+    jpeg_start_decompress   (&cinfo);
+
+    int newlen = cinfo.image_width * cinfo.image_height * 3;
+
+    unsigned char * data = (unsigned char*)s3eMalloc(newlen);
+    unsigned char * linha = data;
+
+    while (cinfo.output_scanline < cinfo.output_height)
+    {
+        linha = data + 3 * cinfo.image_width * cinfo.output_scanline;
+        jpeg_read_scanlines(&cinfo,&linha,1);
+    }
+
+    jpeg_finish_decompress(&cinfo);
+    jpeg_destroy_decompress(&cinfo);
+
+    ImageTex.CopyFromBuffer(cinfo.output_width, cinfo.output_height, CIwImage::BGR_888,
+        cinfo.output_components*cinfo.output_width, data, 0);
+
+    s3eFree(data);
+}

IwJPEG/IwJPEG.h

@@ -0,0 +1,27 @@
+/*
+ * This file is part of the Marmalade SDK Code Samples.
+ *
+ * Copyright (C) 2001-2011 Ideaworks3D Ltd.
+ * All Rights Reserved.
+ *
+ * This source code is intended only as a supplement to Ideaworks Labs
+ * Development Tools and/or on-line documentation.
+ *
+ * THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
+ * KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
+ * PARTICULAR PURPOSE.
+ */
+#ifndef IW_JPEG_H
+#define IW_JPEG_H
+
+// Forward declarations
+class CIwTexture;
+
+// Use signature to identify JPEG
+bool IsJPEG(const char * buf, int len);
+
+// Decompress JPEG from buffer into texture
+void JPEGTexture(const char * buf, int len, CIwTexture & ImageTex);
+
+#endif

MarMaladeCV.mkb

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+#!/usr/bin/env mkb
+
+includepaths 
+{ 
+  include
+  opencv/core/opencv2/core
+  opencv/imgproc/opencv2/imgproc
+  IwJPEG
+
+} 
+options 
+{
+enable-exceptions
+s3e-data-dir="data"
+}
+
+package zlib
+subproject zlib
+
+
+
+package libpng
+subproject libpng
+
+
+files {
+[Source]
+(source)
+main.cpp
+ExampleMain.h
+ExampleMain.cpp
+camera.h
+camera.cpp
+
+
+
+
+[opencv2/core]
+(include/opencv2/core)
+core_c.h
+types_c.h
+core.hpp
+eigen.hpp
+internal.hpp
+mat.hpp
+operations.hpp
+version.hpp
+wimage.hpp
+
+[opencv/core]
+(opencv/core)
+alloc.cpp
+arithm.cpp
+array.cpp
+cmdparser.cpp
+convert.cpp
+copy.cpp
+datastructs.cpp
+drawing.cpp
+dxt.cpp
+lapack.cpp
+mathfuncs.cpp
+matmul.cpp
+matop.cpp
+matrix.cpp
+out.cpp
+persistence.cpp
+precomp.cpp
+rand.cpp
+stat.cpp
+system.cpp
+tables.cpp
+precomp.hpp
+
+[opencv2/imgproc]
+(include/opencv2/imgproc)
+imgproc.hpp
+imgproc_c.h
+types_c.h
+
+[opencv/imgproc]
+(opencv/imgproc)
+ accum.cpp
+ approx.cpp
+ canny.cpp
+ color.cpp
+ contours.cpp
+ convhull.cpp
+ corner.cpp
+ cornersubpix.cpp
+ deriv.cpp
+ distransform.cpp
+ emd.cpp
+ featureselect.cpp
+ featuretree.cpp
+ filter.cpp
+ floodfill.cpp
+ gcgraph.hpp
+ geometry.cpp
+ grabcut.cpp
+ histogram.cpp
+ hough.cpp
+ imgwarp.cpp
+ inpaint.cpp
+ kdtree.cpp
+ linefit.cpp
+ lsh.cpp
+ matchcontours.cpp
+ moments.cpp
+ morph.cpp
+ precomp.cpp
+ precomp.hpp
+ pyramids.cpp
+ pyrsegmentation.cpp
+ rotcalipers.cpp
+ samplers.cpp
+ segmentation.cpp
+ shapedescr.cpp
+ smooth.cpp
+ spilltree.cpp
+ subdivision2d.cpp
+ sumpixels.cpp
+ tables.cpp
+ templmatch.cpp
+ thresh.cpp
+ undistort.cpp
+ utils.cpp
+ _featuretree.h
+ _geom.h
+ _imgproc.h
+ _kdtree.hpp
+ _list.h
+
+[IwJPEG]
+(IwJPEG)
+IwJPEG.cpp
+IwJPEG.h
+}
+
+packages
+{
+	libjpeg
+}
+
+
+subprojects {
+iw2d
+iwUI
+libjpeg 
+}
+
+
+#### AUTO GENERATED deployment settings from DeployTool.exe. Do not edit below this line ####
+deployments
+{
+	["Default"]
+	assets='Default'
+}

data/app.icf

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+# This file is for configuration settings for your
+# application.
+#
+# The syntax is similar to windows .ini files ie
+#
+# [GroupName]
+# Setting = Value
+#
+# Which can be read by your application using
+#  e.g s3eConfigGetString("GroupName", "Setting", string)
+#
+# All settings must be documented in .config.txt files.
+# New settings specific to this application should be
+# documented in app.config.txt
+#
+# Some conditional operations are also permitted, see the
+# S3E documentation for details.
+
+[S3E]
+MemSize=50485760
+SysStackSize=4000000 # almost 4mb stack size
+
+DispFixRot=0
+[GX] 
+DataCacheSize=32768 # 32k of data cache