Hands-On Exercise

Exercise 1: Image Resizing for Social Media

1. Choose an image: Select a high-resolution photo you want to share on Instagram.
2. Use a photo editing app: Open the image in an app like Adobe Photoshop Express or Snapseed.
3. Resize the image: Use the app’s cropping and resizing tools to fit Instagram’s recommended dimensions (1080×1080 pixels for square posts).
4. Export the image: Save the resized image in a suitable format (JPEG) and share it on Instagram.

Exercise 2: Color Correction

1. Take a photo: Capture an image with a slightly off color cast (e.g., too warm or too cool).
2. Open the image in a photo editing app: Use an app like Lightroom Mobile or VSCO.
3. Adjust the white balance: Use the white balance tool to correct the color temperature.
4. Fine-tune the colors: Adjust the exposure, contrast, highlights, shadows, and saturation to enhance the image.
5. Save the edited image: Save the image and compare it to the original to see the difference.

Exercise 3: Creating a Photo Collage

1. Choose multiple images: Select 3-4 images that you want to combine.
2. Open a collage app: Use an app like PicsArt or Canva.
3. Create a collage layout: Choose a layout that suits your style and the number of images.
4. Add your images: Drag and drop your images onto the layout.
5. Customize the collage: Add borders, backgrounds, text, and other decorative elements.
6. Save the collage: Save the collage as an image or share it directly to social media.

Exercise 4: Removing Backgrounds

1. Choose an image with a clear subject: Select a photo with a well-defined subject and a simple background.
2. Open a background removal app: Use an app like PicsArt or Remove.bg.
3. Remove the background: Use the app’s automatic background removal tool or manually trace the edges of the subject.
4. Add a new background: Replace the removed background with a solid color, a pattern, or another image.
5. Save the edited image: Save the image with the new background.

Exercise 5: Optimizing Images for Web

1. Choose an image: Select a high-resolution image that you want to use on your website.
2. Resize the image: Use a photo editing app or online tool to resize the image to an appropriate web size (e.g., 1024×768 pixels).
3. Compress the image: Use a compression tool like TinyPNG or Squoosh to reduce the file size without significantly affecting quality.
4. Save the optimized image: Save the optimized image in a suitable format (JPEG or WebP) and upload it to your website.

By practicing these exercises, you can improve your mobile photo editing skills and create stunning visuals for your social media and web projects.