🥙

index.js

@@ -24,7 +24,7 @@ const injectLottie = `
 /**
  * Renders the given Lottie animation via Puppeteer.
  *
- * Must pass either `path` or `animationData`.
+ * You must pass either `path` or `animationData` to specify the Lottie animation.
  *
  * `output` may be any of the following:
  *   - an image to capture the first frame only (png or jpg)

readme.md

@@ -16,9 +16,19 @@ This module is also available as a [CLI](https://github.com/transitive-bullshit/
 npm install --save puppeteer-lottie
 ```
 
-## Usage
+If you want to generate **GIFs**, you must also install [gifski](https://gif.ski/). On macOS, you can run:
+
+```bash
+brew install gifski
+```
+
+If you want to generate **MP4s**, you must also install [ffmpeg](https://ffmpeg.org/). On macOS, you can run:
 
-**TODO**
+```bash
+brew install ffmpeg
+```
+
+## Usage
 
 ```js
 const renderLottie = require('puppeteer-lottie')
@@ -50,8 +60,6 @@ await renderLottie({
 })
 ```
 
-Note that all CSS styles are specified via the [JS CSS syntax](https://www.w3schools.com/jsref/dom_obj_style.asp), which uses camelCase instead of hyphens. This is, for instance, what [React](https://reactjs.org/docs/dom-elements.html#style) uses for its inline styles.
-
 ## API
 
 <!-- Generated by documentation.js. Update this documentation by updating the source code. -->