Merge lp:~ballogy/gloobus-preview/imagemagick into lp:gloobus-preview

[Balló György]

Add ImageMagick plugin

ImageMagick supports a wide variety of image formats. Use it as fallback if the format is not supported by gdk-pixbuf loaders.

[lp:~ballogy/gloobus-preview/imagemagick]

304. By Balló György on 2014-12-26

Fix ordering

305. By Balló György on 2014-12-29

Add illustrator

=== modified file 'configure.ac'
--- configure.ac	2014-12-25 16:27:26 +0000
+++ configure.ac	2014-12-29 13:07:34 +0000
@@ -82,6 +82,7 @@
     src/plugin-compressed/Makefile
     src/plugin-djvu/Makefile
     src/plugin-icns/Makefile
+    src/plugin-imagemagick/Makefile
     src/plugin-gstreamer-audio/Makefile
     src/plugin-gstreamer-video/Makefile
     src/plugin-pdf/Makefile

=== modified file 'src/Makefile.am'
--- src/Makefile.am	2014-12-25 16:27:26 +0000
+++ src/Makefile.am	2014-12-29 13:07:34 +0000
@@ -7,6 +7,7 @@
     plugin-compressed \
     plugin-djvu \
     plugin-icns \
+    plugin-imagemagick \
     plugin-gstreamer-audio \
     plugin-gstreamer-video \
     plugin-pdf \

=== modified file 'src/gloobus-preview-plugin-manager.cpp'
--- src/gloobus-preview-plugin-manager.cpp	2014-12-25 16:21:13 +0000
+++ src/gloobus-preview-plugin-manager.cpp	2014-12-29 13:07:34 +0000
@@ -108,4 +108,5 @@
 #include "plugin-text/plugin-text.h"
 #include "plugin-ttf/plugin-ttf.h"
 #include "plugin-xps/xps-plugin.h"
+#include "plugin-imagemagick/plugin-imagemagick.h"
 }

=== added directory 'src/plugin-imagemagick'
=== added file 'src/plugin-imagemagick/Makefile.am'
--- src/plugin-imagemagick/Makefile.am	1970-01-01 00:00:00 +0000
+++ src/plugin-imagemagick/Makefile.am	2014-12-29 13:07:34 +0000
@@ -0,0 +1,10 @@
+plugindir = $(prefix)/lib/gloobus/
+
+AM_CPPFLAGS += $(GTK_CFLAGS) 
+AM_LDFLAGS = $(GTK_LIBS) 
+
+plugin_LTLIBRARIES = imagemagick.la 
+imagemagick_la_SOURCES = plugin-imagemagick.cpp 
+imagemagick_la_LDFLAGS = -module -export-dynamic $(AM_LDFLAGS)
+
+noinst_HEADERS = plugin-imagemagick.h

=== added file 'src/plugin-imagemagick/plugin-imagemagick.cpp'
--- src/plugin-imagemagick/plugin-imagemagick.cpp	1970-01-01 00:00:00 +0000
+++ src/plugin-imagemagick/plugin-imagemagick.cpp	2014-12-29 13:07:34 +0000
@@ -0,0 +1,81 @@
+#include "plugin-imagemagick.h"
+
+#include <cstdlib>
+#include <sstream>
+#include <glib/gstdio.h>
+#include <gio/gio.h>
+#include <string>
+#include <cstring>
+
+#include "../utils.h"
+
+#define IMAGE_MAX_SIZE 1048576 // 1Mb
+
+static const char* _ATTRIBUTES =
+    G_FILE_ATTRIBUTE_STANDARD_SIZE
+    G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE
+;
+
+static gchar * getTempPath( GFile *gfile );
+
+GdkPixbuf * iImagemagick::get_pixbuf ()
+{
+    GdkPixbuf * temp;
+    gchar *path = getPngUri(m_gfile);
+    if (NULL != path) {
+        g_debug("PLUGIN:Filename to load: %s", path);
+        temp = gdk_pixbuf_new_from_file (path, NULL);
+        g_unlink(path);
+        return temp;
+    }
+}
+
+gchar * iImagemagick::getPngUri( GFile *file ) {
+    g_debug("Trying to convert to PNG");
+
+    gchar *tmp = getTempPath(file);
+    if(g_file_test(tmp, G_FILE_TEST_EXISTS)) {
+        return tmp;
+    }
+
+    GFileInfo *info = g_file_query_info(file,
+                                        _ATTRIBUTES,
+                                        G_FILE_QUERY_INFO_NONE,
+                                        NULL,
+                                        NULL);
+
+
+    if(g_file_info_get_size(info) > IMAGE_MAX_SIZE) {
+        g_free(tmp);
+        return NULL;
+    }
+
+    if (Utils::isProgramAvailable("convert")) {
+        const gchar *type = g_file_info_get_content_type (info);
+        gchar *path = g_file_get_path(file);
+        gchar *cmd = g_strdup_printf("convert \"%s\"[0] \"%s\"", path, tmp);
+
+        if( system(cmd) != 0) {
+            g_warning("Unable to convert file");
+            tmp = NULL;
+        }
+
+        g_free(path);
+        g_free(cmd);
+    }
+
+    return tmp;
+}
+
+static gchar * getTempPath( GFile *gfile )
+{
+    gchar * path = g_file_get_path(gfile);
+    char * hash = g_compute_checksum_for_data(G_CHECKSUM_SHA256,
+                                              (const guchar*)path,
+                                              strlen(path));
+
+    gchar *result = g_strdup_printf("/tmp/gloobus.%s.png", hash);
+    g_free(hash);
+    g_debug("Temp path: %s", result);
+    return result;
+}

=== added file 'src/plugin-imagemagick/plugin-imagemagick.h'
--- src/plugin-imagemagick/plugin-imagemagick.h	1970-01-01 00:00:00 +0000
+++ src/plugin-imagemagick/plugin-imagemagick.h	2014-12-29 13:07:34 +0000
@@ -0,0 +1,129 @@
+#ifndef _IIMAGEMAGICK_
+#define _IIMAGEMAGICK_
+
+#ifndef PLUGIN_LOADER
+
+#include <gdk-pixbuf/gdk-pixbuf.h>
+
+//#include "../gloobus-preview-plugin-manager.h"
+#include "../gloobus-preview-interface-image.h"
+
+class iImagemagick : public iImage
+{
+	public:
+	virtual		GdkPixbuf*		get_pixbuf	();
+	private:
+		gchar * getPngUri (GFile *file);
+};
+
+extern "C" interface * create() {
+    return new iImagemagick;
+}
+
+extern "C" void destroy(interface * p) {
+    delete (iImagemagick*)p;
+}
+
+extern "C" int getVersion() {
+	return MANAGER_VERSION;
+}
+
+#endif
+
+#ifdef PLUGIN_LOADER
+
+PluginManager::register_plugin("imagemagick");
+
+if(interface::is_program_available("convert")) {
+	PluginManager::register_filetype("application/dicom", 1);
+	PluginManager::register_filetype("application/illustrator", 1);
+	PluginManager::register_filetype("application/pdf", 1);
+	PluginManager::register_filetype("application/postscript", 1);
+	PluginManager::register_filetype("application/x-bzpdf", 1);
+	PluginManager::register_filetype("image/bmp", 1);
+	PluginManager::register_filetype("image/cgm", 1);
+	PluginManager::register_filetype("image/dpx", 1);
+	PluginManager::register_filetype("image/fax-g3", 1);
+	PluginManager::register_filetype("image/fits", 1);
+	PluginManager::register_filetype("image/gif", 1);
+	PluginManager::register_filetype("image/ief", 1);
+	PluginManager::register_filetype("image/jp2", 1);
+	PluginManager::register_filetype("image/jpeg", 1);
+	PluginManager::register_filetype("image/png", 1);
+	PluginManager::register_filetype("image/rle", 1);
+	PluginManager::register_filetype("image/svg+xml-compressed", 1);
+	PluginManager::register_filetype("image/svg+xml", 1);
+	PluginManager::register_filetype("image/tiff", 1);
+	PluginManager::register_filetype("image/vnd.djvu", 1);
+	PluginManager::register_filetype("image/vnd.dwg", 1);
+	PluginManager::register_filetype("image/vnd.dxf", 1);
+	PluginManager::register_filetype("image/vnd.adobe.photoshop", 1);
+	PluginManager::register_filetype("image/vnd.microsoft.icon", 1);
+	PluginManager::register_filetype("image/vnd.rn-realpix", 1);
+	PluginManager::register_filetype("image/vnd.wap.wbmp", 1);
+	PluginManager::register_filetype("image/webp", 1);
+	PluginManager::register_filetype("image/x-3ds", 1);
+	PluginManager::register_filetype("image/x-adobe-dng", 1);
+	PluginManager::register_filetype("image/x-applix-graphics", 1);
+	PluginManager::register_filetype("image/x-bzeps", 1);
+	PluginManager::register_filetype("image/x-canon-cr2", 1);
+	PluginManager::register_filetype("image/x-canon-crw", 1);
+	PluginManager::register_filetype("image/x-cmu-raster", 1);
+	PluginManager::register_filetype("image/x-compressed-xcf", 1);
+	PluginManager::register_filetype("image/x-dds", 1);
+	PluginManager::register_filetype("image/x-dib", 1);
+	PluginManager::register_filetype("image/x-emf", 1);
+	PluginManager::register_filetype("image/x-eps", 1);
+	PluginManager::register_filetype("image/x-fits", 1);
+	PluginManager::register_filetype("image/x-fpx", 1);
+	PluginManager::register_filetype("image/x-fuji-raf", 1);
+	PluginManager::register_filetype("image/x-gzeps", 1);
+	PluginManager::register_filetype("image/x-icns", 1);
+	PluginManager::register_filetype("image/x-ico", 1);
+	PluginManager::register_filetype("image/x-iff", 1);
+	PluginManager::register_filetype("image/x-ilbm", 1);
+	PluginManager::register_filetype("image/x-jng", 1);
+	PluginManager::register_filetype("image/x-kodak-dcr", 1);
+	PluginManager::register_filetype("image/x-kodak-k25", 1);
+	PluginManager::register_filetype("image/x-kodak-kdc", 1);
+	PluginManager::register_filetype("image/x-lwo", 1);
+	PluginManager::register_filetype("image/x-lws", 1);
+	PluginManager::register_filetype("image/x-macpaint", 1);
+	PluginManager::register_filetype("image/x-minolta-mrw", 1);
+	PluginManager::register_filetype("video/x-mng", 1);
+	PluginManager::register_filetype("image/x-msod", 1);
+	PluginManager::register_filetype("image/x-niff", 1);
+	PluginManager::register_filetype("image/x-nikon-nef", 1);
+	PluginManager::register_filetype("image/x-olympus-orf", 1);
+	PluginManager::register_filetype("image/x-panasonic-raw", 1);
+	PluginManager::register_filetype("image/x-pcx", 1);
+	PluginManager::register_filetype("image/x-pentax-pef", 1);
+	PluginManager::register_filetype("image/x-photo-cd", 1);
+	PluginManager::register_filetype("image/x-pict", 1);
+	PluginManager::register_filetype("image/x-portable-anymap", 1);
+	PluginManager::register_filetype("image/x-portable-bitmap", 1);
+	PluginManager::register_filetype("image/x-portable-graymap", 1);
+	PluginManager::register_filetype("image/x-portable-pixmap", 1);
+	PluginManager::register_filetype("image/x-psd", 1);
+	PluginManager::register_filetype("image/x-quicktime", 1);
+	PluginManager::register_filetype("image/x-sgi", 1);
+	PluginManager::register_filetype("image/x-sigma-x3f", 1);
+	PluginManager::register_filetype("image/x-sony-arw", 1);
+	PluginManager::register_filetype("image/x-sony-sr2", 1);
+	PluginManager::register_filetype("image/x-sony-srf", 1);
+	PluginManager::register_filetype("image/x-sun-raster", 1);
+	PluginManager::register_filetype("image/x-tga", 1);
+	PluginManager::register_filetype("image/x-win-bitmap", 1);
+	PluginManager::register_filetype("image/x-wmf", 1);
+	PluginManager::register_filetype("image/x-xbitmap", 1);
+	PluginManager::register_filetype("image/x-xcf", 1);
+	PluginManager::register_filetype("image/x-xcursor", 1);
+	PluginManager::register_filetype("image/x-xfig", 1);
+	PluginManager::register_filetype("image/x-xpixmap", 1);
+	PluginManager::register_filetype("image/x-xwindowdump", 1);
+}
+
+#endif
+
+#endif
+