Docs: clarify 'density' property refers only to vector images

Author: lovell

docs/src/content/docs/api-constructor.md

@@ -40,7 +40,7 @@ where the overall height is the `pageHeight` multiplied by the number of `pages`
 | [options.unlimited] | <code>boolean</code> | <code>false</code> | Set this to `true` to remove safety features that help prevent memory exhaustion (JPEG, PNG, SVG, HEIF). |
 | [options.autoOrient] | <code>boolean</code> | <code>false</code> | Set this to `true` to rotate/flip the image to match EXIF `Orientation`, if any. |
 | [options.sequentialRead] | <code>boolean</code> | <code>true</code> | Set this to `false` to use random access rather than sequential read. Some operations will do this automatically. |
-| [options.density] | <code>number</code> | <code>72</code> | number representing the DPI for vector images in the range 1 to 100000. |
+| [options.density] | <code>number</code> | <code>72</code> | The DPI at which to render SVG and PDF images, in the range 1 to 100000. |
 | [options.ignoreIcc] | <code>number</code> | <code>false</code> | should the embedded ICC profile, if any, be ignored. |
 | [options.pages] | <code>number</code> | <code>1</code> | Number of pages to extract for multi-page input (GIF, WebP, TIFF), use -1 for all pages. |
 | [options.page] | <code>number</code> | <code>0</code> | Page number to start extracting from for multi-page input (GIF, WebP, TIFF), zero based. |

lib/constructor.js

@@ -153,7 +153,7 @@ const queueListener = (queueLength) => {
  * @param {boolean} [options.unlimited=false] - Set this to `true` to remove safety features that help prevent memory exhaustion (JPEG, PNG, SVG, HEIF).
  * @param {boolean} [options.autoOrient=false] - Set this to `true` to rotate/flip the image to match EXIF `Orientation`, if any.
  * @param {boolean} [options.sequentialRead=true] - Set this to `false` to use random access rather than sequential read. Some operations will do this automatically.
- * @param {number} [options.density=72] - number representing the DPI for vector images in the range 1 to 100000.
+ * @param {number} [options.density=72] - The DPI at which to render SVG and PDF images, in the range 1 to 100000.
  * @param {number} [options.ignoreIcc=false] - should the embedded ICC profile, if any, be ignored.
  * @param {number} [options.pages=1] - Number of pages to extract for multi-page input (GIF, WebP, TIFF), use -1 for all pages.
  * @param {number} [options.page=0] - Page number to start extracting from for multi-page input (GIF, WebP, TIFF), zero based.

lib/index.d.ts

@@ -994,7 +994,7 @@ declare namespace sharp {
         unlimited?: boolean | undefined;
         /** Set this to false to use random access rather than sequential read. Some operations will do this automatically. */
         sequentialRead?: boolean | undefined;
-        /** Number representing the DPI for vector images in the range 1 to 100000. (optional, default 72) */
+        /** The DPI at which to render SVG and PDF images, in the range 1 to 100000. (optional, default 72) */
         density?: number | undefined;
         /** Should the embedded ICC profile, if any, be ignored. */
         ignoreIcc?: boolean | undefined;