gboolean load_qrencode_img(){ src_pixbuf = gdk_pixbuf_new_from_file("output.png", NULL); dest_pixbuf = gdk_pixbuf_scale_simple(src_pixbuf, 300, 300, GDK_INTERP_HYPER); gtk_image_set_from_pixbuf (GTK_IMAGE ; const GdkPixbuf *src_pixbuf; GdkPixbuf *dest_pixbuf; void destroy(GtkWidget *widget,gpointer data ", NULL); dest_pixbuf = gdk_pixbuf_scale_simple(src_pixbuf, 300, 300, GDK_INTERP_HYPER); gtk_image_set_from_pixbuf dest_pixbuf = gdk_pixbuf_scale_simple(src_pixbuf, 300, 300, GDK_INTERP_HYPER); gtk_image_set_from_pixbuf
/gtk.h> static void activate(GtkApplication *app , gpointer data); //从文件中加载一张图片 GdkPixbuf *create_pixbuf gtk_window_set_position(GTK_WINDOW(window) , GTK_WIN_POS_CENTER); //创建图标控件icon icon = create_pixbuf (const char *image_name) { GdkPixbuf *pixbuf; //加载图片文件,第二个参数设置错误变量的,不需要则设为 NULL pixbuf = gdk_pixbuf_new_from_file(image_name , NULL); if(! pixbuf) { perror("gdk_pixbuf_new_from_file()\n"); return NULL; } return pixbuf
(priv->pixbuf); wimage = gdk_pixbuf_get_width(priv->pixbuf); //如果缩放后小于显示窗口, (priv->pixbuf) == GDK_COLORSPACE_RGB && ! gdk_pixbuf_get_has_alpha(priv->pixbuf) && gdk_pixbuf_get_bits_per_sample(priv->pixbuf) == (priv->pixbuf); n_channels = gdk_pixbuf_get_n_channels(priv->pixbuf); //获取第row行col 列的像素值 pixels = (gdk_pixbuf_get_pixels(priv->pixbuf) + row * rowstride
, TRUE); 5 gtk_widget_realize (main_window); 6 pixbuf = gdk_pixbuf_new_from_file (ICON_BGPIC , NULL); 7 gdk_pixbuf_render_pixmap_and_mask (pixbuf, &pixmap, NULL, 128); 8 gdk_window_set_back_pixmap (main_window->window, pixmap, FALSE); 9 g_object_unref (pixbuf); 10 g_object_unref (pixmap) 1 GdkPixbuf *pixbuf; 2 3 image = gtk_image_new_from_file (ICON_BGPIC); 4 pixbuf = gtk_image_get_pixbuf (GTK_IMAGE(image)); 5 pixbuf = gdk_pixbuf_scale_simple(pixbuf, 6 gdk_screen_get_width(
libtiff3.dll" "libtiff.dll") (jpeg "libjpeg-9.dll") (gif "libgif-7.dll") (svg "librsvg-2-2.dll") (gdk-pixbuf "libgdk_pixbuf-2.0-0.dll") (glib "libglib-2.0-0.dll") (gobject "libgobject-2.0-0.dll") (gnutls "libgnutls
Mat image= video->getVideo();//此操作直接获取摄像头的图像矩阵 IplImage img = IplImage(image); GdkPixbuf pixbuf=img.data ; GtkWidget *gtk_image_new_from_pixbuf(GdkPixbuf *pixbuf ); 是的,从上面的代码中呢可以看出,OpenCV存在缓存中的data数据,在Ipimage
libxml2 libxml2-dev libxslt1.1 libxslt1-dev $ sudo apt install libffi-dev libcairo2 libpango-1.0-0 libgdk-pixbuf2.0 -0 libpangocairo-1.0-0 libgdk-pixbuf2.0-0 $ sudo apt install zlib1g zlib1g-dev 安装Plone 下载Plone $ wget
= Gtk.CellRendererPixbuf() column_pixbuf = Gtk.TreeViewColumn("图标", renderer_pixbuf, icon_name gi.require_version('Gtk', '3.0') from gi.repository import Gtk from gi.repository.GdkPixbuf import Pixbuf __init__(self) self.set_default_size(200, 200) liststore = Gtk.ListStore(Pixbuf, str ().load_icon(icon, 64, 0) liststore.append([pixbuf, icon]) self.add(iconview) self.clipboard.set_image(self.image.get_pixbuf()) else: print("No image has been
libgobject-2.0.a(libgobject-2.0.so.0) Cannot find libpango-1.0.a(libpango-1.0.so.0) Cannot find libgdk_pixbuf -2.0.a(libgdk_pixbuf-2.0.so.0) Cannot find libgthread-2.0.a(libgthread-2.0.so.0) /usr/X11R6 /opt/freeware/lib/libpango-1.0.a(libpango-1.0.so.0) /opt/freeware/lib/libgdk_pixbuf -2.0.a(libgdk_pixbuf-2.0.so.0) /opt/freeware/lib/libgthread-2.0.a(libgthread-2.0.so.0)
lib gdkgl .lo gtkglarea.lo -Wl,-export-dynamic -L / lib -lgtk-x11-2.0 -lgdk-x11-2.0 -latk-1.0 -lgdk_pixbuf gcc -shared .libs / gdkgl.o .libs / gtkglarea.o -L / lib -lgtk-x11-2.0 -lgdk-x11 -2.0 -latk-1.0 -lgdk_pixbuf lib gdkgl .lo gtkglarea.lo -Wl,-export-dynamic -L / lib -lgtk-x11-2.0 -lgdk-x11-2.0 -latk-1.0 -lgdk_pixbuf gcc -shared .libs / gdkgl.o .libs / gtkglarea.o -L / lib -lgtk-x11-2.0 -lgdk-x11 -2.0 -latk-1.0 -lgdk_pixbuf
依赖库: openssl gtk+3 gdk-pixbuf pango atk cairo 编译和安装: 运行make就可以编译Castor 安装:sudo make install 运行Castorr ~ 在Linux环境编译: apt install build-essential rustc cargo libgtk-3-dev libgdk-pixbuf2.0-dev libssl-dev make
DESCRIPTION An image viewer for GNOME which uses gdk_pixbuf 用man 命令可以看到用法,其实通常option 选项可以忽略,直接在后面接文件名即可
0x00007f71388cc000) libcairo.so.2 => /usr/lib/libcairo.so.2 (0x00007f71387a8000) libgdk_pixbuf -2.0.so.0 => /usr/lib/libgdk_pixbuf-2.0.so.0 (0x00007f7138782000) libgio-2.0.so.0 => /usr/lib
libatk1.0-0 libc6 libcairo2 libcups2 libdbus-1-3 libexpat1 libfontconfig1 libgcc1 libgconf-2-4 libgdk-pixbuf2.0
install -y libX11#yum install -y libXt#yum install -y atk#yum install -y cairo#yum install -y gdk-pixbuf2
RUN apk add build-base python3-dev gcc musl-dev jpeg-dev zlib-dev libffi-dev cairo-dev pango-dev gdk-pixbuf-dev apk add build-base python3-dev gcc musl-dev jpeg-dev zlib-dev libffi-dev cairo-dev pango-dev gdk-pixbuf-dev
2.1-6 libext2fs2 libfftw3-double3 libflite1 libfribidi0 libfstrm0 libgdbm-compat4 libgdbm6 libgdk-pixbuf2.0 -0 libgdk-pixbuf2.0-bin libgdk-pixbuf2.0-common libgfapi0 libgfchangelog0 libgfdb0 libgfortran5 libgfrpc0
") 5.服务器无可视化界面环境运行 如果想要在服务器无可视化界面使用Chrome进行测试,需要使用工具Xvfb. sudo apt-get -y install xvfb gtk2-engines-pixbuf
和以下依赖项: sudo apt install git sudo apt install -y gnome-settings-daemon libaccountsservice-dev libgdk-pixbuf2.0
sudo apt-get -y install xvfb gtk2-engines-pixbuf sudo apt-get -y install xfonts-cyrillic xfonts-100dpi