1. Find our PS software, click on the file in the menu bar-open, open a picture of the baby. As shown in figure:
2. Cut the figure to 310*310 (also has the request other size). Then click Edit-Preferences-units and rulers, appear as shown in this dialog box
3. Change the ruler's unit to "pixel", (PS if not changed, and so on you cut out is 310cm*310cm, the picture is very large) after the change, click on the software toolbar inside the cutting tool.
4. Then enter the number in the small box above, as shown in figure: 310 310 72
5. Click the left mouse button, in the picture above drag out a box out. You want to cut a lot of pictures, you will drag how big. This box can be resized.
6. Drag the box size, the point right corner of the small tick mark (red frame position) cut. This time the picture will become a little bit small and don't panic. This is just a small show, in fact it is the size of the 310*310 we want. Press the keyboard Ctrl + + key, (on the contrary, ctrl and minus key is to reduce the display) to show the picture to your pleasing to the size bar.
7. The next step is to use the cutout tool to find the Lasso tool in the toolbar.
8. Point the red box inside this lasso tool. Select a second: polygonal lasso. Use this tool to follow the edges of the edge you want to pull along the edge of the mouse (shown in the Red line). Please enlarge the picture to dig. Note that when you click the mouse, each point below will be in this point and the last point between the formation of a straight line segment, so, with this tool is a straight to the process of the curve, the more dense point, the edge of the drawing out of the smoother.
9. There is also when you want to pull the area beyond the software display to do? Like in the picture, the mouse point to the bottom of the time, there is a screenshot below, but do not see how to do (red line still indicates that you use the Polygon Lasso tool point trajectory)
10. At this time please hold down the keyboard space bar, is pressed, not click and then drag the mouse, the picture can be moved to move away. Drag to the appropriate location, loosen the space bar on the line.
There are two issues to be aware of:
A. Don't point the mouse too fast, double-click the entire selection to close the
B. The wrong point can be returned with the BACKSPACE key.
Until you use the Lasso tool to put out a closed area, that is, point to the first set of places, the lasso icon in the lower right corner of a small circle appears, then click the mouse, the constituency closed.
11. After the closure, this flow of the dotted line is displayed. Press the Shift+ctrl+i key to reverse the selection. Which is to select the part of the part that you just set aside.
12. Click on the menu bar edit-Fill, select Use-White, OK.
13. In the end this is OK. Remember the last to store all the formats for the web and the device.
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