How to use the knockout software to illustrate the graphic presentation

Today Xiaobian will share a Corel company's classic mapping tool Knockout for the majority of PS enthusiasts, the latest version is 2.0. Once launched, Knockout 2.0 has received great acclaim because it solves the headaches of vain and makes the boring simplification a simple and easy process. Knockout 2.0 not only meets the common needs of the map, but also allows you to fine-tune the smoke, shadows and messy hair, even if it is a transparent object. Even if you are a newcomer to Photoshop, you can easily create complex graphics, and the contours are natural and accurate, and can fully meet your needs.

Prior to Knockout 2.0, it was used as a standalone software, and the current version must be used as a Photoshop filter plugin. The installation method is the same as other plug-in filters, so I won't say more here.

Below we use the example to introduce the conventional drawing steps of the drawing software Corel Knockout, the following cute plush bears are pulled out from the background. 1. Enter the image file to be processed 1) Start the COREL KNOCKOUT1.5 program, click menu FILE>OPEN; 2) Find the installation directory of the program; 3) In the directory, click TUTORIAL FILES\\SAMPLE\\IMAGES\\BEAR. TIF. Enter the image into the user interface of the program. If the image is too small for inconvenience, you can zoom in on the image by clicking on the menu WINDOW\\ZOOM IN.

Second, draw objects inside the constituency by constituency inside the drawing object, you can define the foreground object, that is, to " pull " " object selection and editing means to add, move a particular constituency . If necessary, while drawing the selection, you can use a small magnifying glass to zoom in on the local edges to accurately draw the selection. 1) Click the "object internal" selection tool in the toolbox 2) Draw the internal selection line of the object "Bear". Be careful not to touch the background area that is visible through the fur at the edges.

error correct internal constituency internal constituency

3) if necessary, at the same time drawing the selection line, pressing the " L " key to activate loupe, in order to more accurately map Selection line. Accuracy means pointing as close as possible to the edge area of ​​the object, but never touching the background color pixels. The accuracy of the selection line affects the final processing effect. 4) If necessary, press the "SHIFT" button to draw the selection line at the same time, you can add the selection; 5) If necessary, press the "ALT" button, and at the same time, you can remove the selection line of the specific area; 4) And 5) are the editing operations that accurately process the selection. 6) If you are not satisfied with the entire selection, press the "DELETE" button to delete it all and redraw it. Three, drawing the external selection of the object
Drawing the external selection is used to define the background of the image, and the operation method is almost the same as drawing the internal selection. 1) Click on the "Object External" Selection tool in the toolbox 2) Draw the external selection line. Note that you must not touch the fur of the bear;
The wrong external selection of the wrong external selection

Four, "抠"chart processing
1) in the toolbox" In the transition area complexity " list, select any suitable option based on the complexity of the background and the background color in the transition zone: low, medium, low, medium, and high. Since this example is relatively simple, select "LOW"; 2) Click the "Process" button below the list, or CTRL+P to perform the "抠" graph. The program automatically processes the image according to the internal and external selection and complexity, and the foreground object comes out from the background "抠"; 3) If necessary, you can replace the color by clicking any color option in the color panel. Different contrast colors can be used to check the effect of the "抠" graph; 4) If necessary, click the "image" button below the color panel to enter the background image. 5) Click on the menu VIEW and execute the following command as you wish: ORIGINAL: Display the original status image; KNOCKED OUT: Display "抠" Figure: ALPHA: Display alpha channel. The alpha channel is the essence of COREL KNOCKOUT, which will be fully utilized in the PS6. V. Save the project
1) Click the menu FILE\\SAVE PROJECT AS; 2) Confirm the save path, enter the file name; 3) Click "Save", COREL KNOCKOUT saves the project with the extension CKO; Six, Output"抠"图
The ultimate goal of the image is to apply it to a specific background image. COREL KNOCKOUT outputs the image in three formats: PHOTO of PHOTOSHOP, CPT of COREL PHOTO PAINT and TIF bitmap. At the same time as the output, the alpha channel is preserved so that the user can apply it in a bitmap editing program such as PHOTOSHOP. 1) Click the menu FILE\\EXPORT (output); 2) Determine the output path in the window that opens, enter the file name, select the file output format (in this case, PSD is selected), and then click "Save"; b>7. Applying the image in PHOTOSHOP6
1) Start PS6 and open the file just saved; 2) Paste the selected background image; 3) Use the FREE TRANSFORM command to adjust the size of the background image to make it suitable Window; 4) Click the menu SELECT to execute the LOAD SELECTIONG command. In the pop-up window, open the CHANNEL selection menu, select ALPHA 1, and click OK. At this point, the selection will be displayed in the edit window. Then reverse the selection; 5) Click the menu EDIT to execute the CLEAR command; 6) Flatten the layer and then cancel the selection (CTRL+P).