2, the photographed images will be calibrated through other

2, the photographed images will be calibrated through other software or hardware equipment, such as using a tripod stable camera, or using reflective board and reflective umbrella and other tools;

3, select the appropriate shooting angle, avoid the image tilt due to the wrong angle;

4, pay attention to the application of light, avoid the picture tilt due to light problems.

photo distortion How to use PS correction?

PS 2019 will use the photo correction of the distortion, can be operated according to the following steps:

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Photograph and select scale tool Run the PS software and open the photo that needs correction. Find and click the scale tool in the left toolbar (the icon is like a straight scale).Draw the straight reference line along the obvious level or vertical reference line in the photo (such as the building edge, horizon, tree growth direction, etc.) press the left mouse to drag and draw a straight line. After completion, click the straight layer drawing button in the option bar above, the PS will automatically rotate according to the reference line and correct the photo angle.Draw the edge empty area
After rotating the photo edge may appear transparent or empty area, need to fill through content recognition fix:

select the wizard tool, hold theSHIFT key then click on the empty area of the four corners of the photo, select them all.

click the top menu bar Edit content recognition fill, adjust the parameters in the pop-up window (usually retained by default).

fine adjustment and confirmation if the filling area is unnatural traces (such as trees, building edges)
For example, you can use the pen tool to squeeze the parts that need to be repaired, then click again on to determine. After completion, pressCTRL+D to delete the selection zone and save the photo.

note:

If the photo lacks a clear reference line (such as a pure background), you can manually draw the aid line straight. Content recognition filling may not work well on complex textures (such as dense leaves, crowds) and manually use the clone chart tool to fix.

PS how to correct the distortion of the photo.
Picture?

Adjust the distortion of the photo can be completed by the following steps::

Using the scale tool drag the picture to open the photo that needs to be adjusted, select the scale tool in the toolbar (some software may appear as the "measurement tool"). Draw a straight line along the level of the picture (such as the edge of the desktop, the building edge) to ensure that the straight line is in line with the actual horizontal direction. This operation will provide the software with a benchmark for the inclination of the angle.


After pulling the straight line, click the "Draw the straight layer" button in the software interface (different software can be described as "automatic correction", "horizontal correction", etc.). At this time the software automatically rotates the image according to the straight line of the scale tool, so that the image returns to the horizontal state. If there is an empty area on the edge of the screen after rotation, you need to go to the next process.

Cut the multiple edge After pulling the picture straight, there may be an irregular empty or extra part. Use the Wizard Toolng> (or quick selection tool) select the white area of the four corners, ensure that the selection zone accurately covers the portions that need to be deleted. If the edge transition is not natural, you can adjust the "tolerance gap" parameter of the wizard tool or manually refine the selection area.

content recognition fills the repair background selected the surplus area, select "Editing"→"content recognition filling" in the menu bar (part of the software is "fill"→" content recognition"). The software automatically generates texture matching the background by analyzing the surrounding pixels, filling the area that has been deleted. After clicking on "confirm", check whether the filling effect is natural,
If there is a defect, it can be repeated or manually repaired.

NOTE :

When drawing the scale tool, it is necessary to ensure that the straight line is completely parallel to the actual horizontal surface, otherwise the correction deviation will result. The content recognition filling is better for simple backgrounds (such as pure, gradual), and the complex background may need to be manually repaired in combination with the cloning tool. It is recommended to replicate the graphic layer before the operation to avoid direct modification of the prototype causing errors that cannot be repaired.

in the PS to correct the distortion of the photo, you can operate according to the following steps:

Prepare toolstrong>: Make sure you have a computer with PS software installed.

import photo: the photo that needs correction will be placed in the PS.

Copy Graphic Layer: press Ctrl+j to copy the photo in a layer so that it works without affecting the original image. Select the View Deformation Function: Select the View Deformation Function in the editing function above the interface.
The frame is aligned with the four corners of the photo to ensure that the frame can accurately cover the edges of the photo. Apply deformation: After aligning the frame, select the corresponding function button in the image (usually as a confirmation or applied button), so that the photo is deformed according to the setting of the frame. Complete correction: This way the photo is quickly corrected.

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