How to change the background color of ID photos in PS

Photoshop's advanced photo editing and synthesis technologies include: 1. Use layers, masks and adjustment layers for basic operations; 2. Use image pixel values ​​to achieve photo editing effects; 3. Use multiple layers and masks for complex synthesis; 4. Use "liquefaction" tools to adjust facial features; 5. Use "frequency separation" technology to perform delicate photo editing, these technologies can improve image processing level and achieve professional-level effects.

Key features of Photoshop include layers and masks, adjustment tools, filters and effects. 1. Layers and masks allow independent editing of image parts. 2. Adjust tools such as brightness/contrast can modify image tone and brightness. 3. Filters and effects can quickly add visual effects. Mastering these features can help creative professionals achieve their creative vision.

Photoshop is very practical and creative in practical applications. 1) It provides basic editing, repairing and synthesis functions, suitable for beginners and professionals. 2) Advanced features such as content recognition fill and layer style can improve image effects. 3) Mastering shortcut keys and optimizing layer structure can improve work efficiency.

Photoshop's applications in digital art include painting, illustration and image synthesis. 1) Painting: Using brushes, pencils and mixing tools, the artist can create realistic effects. 2) Illustration: With vector and shape tools, artists can accurately draw complex graphics and add effects. 3) Synthesis: Using mask and layer blending mode, artists can seamlessly blend different image elements.

The steps to using Photoshop for brand design include: 1. Use the Pen tool to draw basic shapes, 2. Add shadows and highlights through layer styles, 3. Adjust colors and details, 4. Use smart objects and actions to automatically generate different versions of the design. Photoshop helps designers create and optimize brand elements with the flexibility of layers and masks, ensuring consistency and professionalism of designs, from simple logos to complex branding guides.

Enhance and retouching photos in Photoshop can be achieved by adjusting brightness and contrast, using the Repair Brush Tool. 1) Adjust brightness and contrast: Increase brightness and contrast to improve underexposed photos through the Image->Adjustments->Brightness/Contrast menu. 2) Use the Repair Brush Tool: Select HealingBrushTool in the toolbar and apply to remove miscellaneous points or scars in the image.

Photoshop is specialized in image editing, layering and masking, digital painting and a variety of design applications. 1) Image editing and repair: remove defects and adjust color and brightness. 2) Layers and masks: non-destructive editing and creation. 3) Digital paintings and illustrations: create art works. 4) Practical applications: graphic design, web design and digital art creation.

Photoshop is so powerful in the field of image processing because of its versatility and intuitive operating interface. 1) It can handle various tasks from basic adjustment to complex synthesis, such as adjusting brightness and contrast. 2) Working based on layers and masks allows non-destructive editing. 3) Examples of usage include adjusting color balance and creating layer masks. 4) Common errors such as excessive editing can be avoided through the History panel. 5) Performance optimization suggestions include the use of smart objects and shortcut keys.