. . . . . . . . . . . . . . . . . 101 8.1.1 Layer Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101 8.2 Layer Modes . . . . . . . . . . . . . . . . . . . . New Layers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118 8.4 Layer Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123 9.1.2 Managing Text Layer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124 9.1.3 Text Toolbox .

covered here. Interoperability and standards support • You can drag-and-drop or copy-and-paste image data from the GIMP to any application which supports image/png drops (currently Abiword and Kword at previews behave much more consistently. Real-time previews of transform operations The transform tools (shear, scale, perspective and rotate) can now show a real-time preview of the result of the operation GTK+ 2.4 migration • Menus use the GtkUIManager to generate menu structure dynamically from XML data files. • A completely revamped File Chooser is used everywhere in the GIMP for opening or saving

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 1.2.4 Real-Time Previews of Transform Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 . . . . . . . . . . . . . 100 8.1.1 Layer Properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 8.2 Layer Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321 14.5.6 Open as Layer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321

复制图像 Alt Return Image properties 图层 Shift Ctrl N New layer Shift Ctrl D Duplicate layer PgUp 选中上一层 PgDn 选中下一层 Ctrl M 合并可见图层 Ctrl H Anchor layer 工具箱 工具 R Rectangle Select E 椭圆形选择 F 自由选择 Z 模糊选取 减淡/加深 Q Alignment M 移动 Shift C Crop Shift R 旋转 Shift S 缩放 Shift H 剪切 Shift P 透视 Shift T Unified Transform Shift L Handle Transform Shift F 翻转 Shift G Cage Transform W Warp Transform B 路径

480/483-0192 FAX 480/483-0193 http://www.coriolis.com Library of Congress Cataloging-in-Publication Data Kylander, Olof. GIMP: The Official Handbook by Olof and Karin Kylander. p. cm. ISBN 1-57610-520-2 Floating Selections............... 315 Introduction 316 Basic Layer Operations 317 Mask, Alpha And Selection Operations 322 Layer Align, Adjust And Move Operations 326 Transforms 330 . . . . . 835 Gimp Man Page 836 Gimp::Fu Man Page 843 Gimp::OO Man Page 849 Gimp::Data Man Page 853 Gimp::Util Man Page 854 Gimp::Pixel Man Page 856 Gimp::Compat Man Page

B y - S a r o j J u n g h a r e Page 4 The colour depth, or bit depth, is the number of data bits used to represent a pixel. The colour depth of a digital photo is usually 24 bits, which is that is, the pixels are anti-aliased and/or feathered. Eraser Shift + E Erases pixels from a layer. Airbrush A Paint tool with variable pressure. Ink K Paints anti-aliased lines with a simulation Crops or clips the image. Rotate Shift + R Rotates the active layer, selection or path. Scale Shift + T Scales the active layer, selection or path. GIMP NOTES UNIT IV D e v e l o

Layers 1 This is the layer tab in GIMP 2 To add a new layer, click the icon on the bottom left of the layer tab. 3 To select a layer, simply click on the layer 4 To rename a layer, doubleclick on the the text of the layer and type in the new name 5 To reorganise layers, drag/move the layer up and down within the tab. 6 The three layer lock options available are paint lock, move lock and transparency When dragging and dropping an image, create new layer below the new image Layer Adjustments 1 For further layer adjustment options, click the layer tab on the top of the screen. - Here there are key

Copy Paste • Edit - Copy Selection • Edit – Paste as a New Layer Check out size of original image Image – Image Properties And determine Move Tool will help you drag to layer or Object to any place you like. Check out Tool Options Tap with 2 choices:  Pick a layer or guide  Move the active layer Josianne Mallia 8 Layer – Transform – Flip Horizontally; Flip Vertically; Rotate clockwise and counterclockwise • Saving As project with new To Transform the layer Layer – Transform – and choose

colors to change the colors. File Ctrl N New image Ctrl O Open image Ctrl Alt O Open image as new layer Ctrl D Duplicate image Ctrl 1 Open recent image 01 Ctrl 2 Open recent image 02 Ctrl 3 Open recent Ctrl Tab Select the layer above PgDn , Shift Ctrl Tab Select the layer below Home Select the first layer End Select the last layer Ctrl M Merge visible layers Ctrl H Anchor layer Selections Ctrl T

visibility. Why use an alpha channel? 0 50 100 150 200 250 0 50 100 150 200 250 In GIMP – Layer > Transparency > Add Alpha Channel Colour to Alpha Channel • You can assign a colour to the alpha Click and drag image layer in to the working window of another image • Repeat this until one image has all of the desired layers • Finally, make each layer (except the bottom layer) show only its colour colour, making the underlying layers visible – Layer Dialogue Box -> Mode > ‘Lighten Only’ 15/10/2019 Creating Scientific Figures Scaling Images • GIMP can be used to scale the size of your image