feat: add Stack class to public API

src/Stack.ts

@@ -2,11 +2,11 @@ import { BitDepth } from 'fast-png';
 
 import { Image } from './Image';
 import { HistogramOptions } from './compute';
-import { histogram } from './stack/compute/histogram';
 import { maxImage } from './stack/compute/maxImage';
 import { meanImage } from './stack/compute/meanImage';
 import { medianImage } from './stack/compute/medianImage';
 import { minImage } from './stack/compute/minImage';
+import { stackHistogram } from './stack/compute/stackHistogram';
 import { sum } from './stack/compute/sum';
 import {
   checkImagesValid,
@@ -174,7 +174,7 @@ export class Stack {
    * @returns The histogram of the stack.
    */
   public histogram(options: HistogramOptions = {}): Uint32Array {
-    return histogram(this, options);
+    return stackHistogram(this, options);
   }
   /**
    * Align all the images of the stack on the image at the given index.

src/index.ts

@@ -15,6 +15,8 @@ export * from './morphology';
 export * from './operations';
 export * from './roi';
 export * from './save';
+export * from './Stack';
+export * from './stack/index';
 export * from './utils/utils.types';
 export * from './utils/constants/channelLabels';
 export * from './utils/constants/colorModels';

src/stack/compute/histogram.ts → src/stack/compute/stackHistogram.ts

@@ -8,7 +8,7 @@ import { checkProcessable } from '../utils/checkProcessable';
  * @param options - Histogram options.
  * @returns The histogram of the stack.
  */
-export function histogram(
+export function stackHistogram(
   stack: Stack,
   options: HistogramOptions,
 ): Uint32Array {

src/stack/index.ts

@@ -1,4 +1,4 @@
-export * from './compute/histogram';
+export * from './compute/stackHistogram';
 export * from './compute/maxImage';
 export * from './compute/meanImage';
 export * from './compute/medianImage';