/marp-slide

Marp Image Syntax Reference

Image placement and styling methods based on official Marpit image syntax.

Official documentation: https://marpit.marp.app/image-syntax

Basic Image Insertion

Regular Images

![](image.png)
![alt text](image.png)

Images are displayed as content.

Size Specification

Marp allows adding size keywords to images:

![width:600px](image.png)
![height:400px](image.png)
![w:600px h:400px](image.png)

Supported units:

• px - Pixels
• % - Percent
• em, rem, cm, mm, in, pt, pc

Abbreviations:

• w: = width:
• h: = height:

Background Images (bg keyword)

Basic Background Image

![bg](image.png)

Places the image as a slide background. It doesn't overlap with text content and is positioned in the background.

Background Size Keywords

![bg fit](image.png)
![bg cover](image.png)
![bg contain](image.png)
![bg auto](image.png)

Background Size (Numeric Values)

![bg 80%](image.png)
![bg 1280px](image.png)
![bg 50% 80%](image.png)

Supports the same syntax as CSS background-size property.

Split Backgrounds

You can split the screen using multiple background images.

Basic Split

![bg](image1.png)
![bg](image2.png)

Two images are displayed split left and right.

Three or More Splits

![bg](image1.png)
![bg](image2.png)
![bg](image3.png)

Three or more images are divided equally.

Specifying Split Direction

Default is horizontal split, but vertical split is also possible:

![bg vertical](image1.png)
![bg](image2.png)

Use vertical keyword to change to vertical split.

Left/Right Alignment

![bg left](image.png)

Places image on the left, reserving text space on the right.

![bg right](image.png)

Places image on the right, reserving text space on the left.

Size Ratio Specification

![bg left:33%](image.png)

33% image on left, 67% text space on right.

![bg right:60%](image.png)

60% image on right, 40% text space on left.

Filter Effects

Brightness Adjustment

![brightness:0.5](image.png)
![brightness:1.5](image.png)

Value range: 0 (completely black) ~ 1 (normal) ~ 2+ (brighter)

Contrast

![contrast:0.8](image.png)
![contrast:1.5](image.png)

Blur

![blur:10px](image.png)

Grayscale

![grayscale](image.png)
![grayscale:1](image.png)

Value range: 0 (color) ~ 1 (full grayscale)

Sepia

![sepia](image.png)
![sepia:0.8](image.png)

Hue Rotation

![hue-rotate:180deg](image.png)

Invert

![invert](image.png)
![invert:0.8](image.png)

Opacity

![opacity:0.5](image.png)

Saturation

![saturate:2](image.png)

Multiple Filters

![brightness:1.2 contrast:1.1 saturate:1.3](image.png)

Practical Pattern Examples

Pattern 1: Text on Left, Image on Right

## Product Introduction

![bg right:40%](product.png)

- Feature 1
- Feature 2
- Feature 3

Pattern 2: Background Image + Overlay Text

![bg brightness:0.5](hero.png)

# Catchphrase

Subtext

White text placed on darkened background.

Pattern 3: Multiple Image Comparison

![bg left:50%](before.png)
![bg right:50%](after.png)

Place Before/After side by side.

Pattern 4: Vertical Comparison

![bg vertical](image1.png)
![bg](image2.png)

Place images top and bottom.

Pattern 5: Sized Regular Image

## Diagram

![w:600px](diagram.png)

The above diagram shows...

Pattern 6: 3-Split Layout

![bg](image1.png)
![bg](image2.png)
![bg](image3.png)

Pattern 7: Background with Filter Effects

![bg blur:5px brightness:0.7](background.png)

# Easy-to-Read Text

Subdued background with blur and darkness

Important Notes

1. Background Images and Text: ![bg] images are placed on the background layer and do not overlap with text
2. Multiple Background Order: They are placed from left to right (or top to bottom) in the order written
3. Filter Support: Not all filters work in all environments
4. Relative Paths: Image paths are specified relative to the Markdown file

Official Reference

For details, refer to official documentation:

• Image syntax: https://marpit.marp.app/image-syntax