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Updated the openai editor plugin to use an optimized convertImageToBlob function, for a 5x speed increase! #36

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Updated the openai editor plugin to use an optimized convertImageToBlob function, for a 5x speed increase! #36

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22 changes: 21 additions & 1 deletion plugins/openai/plugin/helpers.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,26 @@ import { uploadMedia } from '@wordpress/media-utils';
import { cleanForSlug } from '@wordpress/url';
import { API_KEY } from './constants';

export const convertImageToBlob = async ( base64Image ) => {
// Faster way to convert a base64 image to a Blob (up to 5x faster than convertImageToBlobOld).
export const convertImageToBlob = ( base64Image ) => {
// Your base64 encoded image string
const base64ImageSrc = `data:image/png;base64,${ base64Image }`;

// Convert the base64 string to binary data
const binaryData = atob( base64ImageSrc.split( ',' )[ 1 ] );

// Create a Uint8Array from the binary data
const uint8Array = new Uint8Array( binaryData.length );
for ( let i = 0; i < binaryData.length; i++ ) {
uint8Array[ i ] = binaryData.charCodeAt( i );
}

// Create and return a image Blob
return new Blob( [ uint8Array ], { type: 'image/png' } );
};

// This has been replaced by convertImageToBlob() as it is significantly faster.
export const convertImageToBlobOld = async ( base64Image ) => {
const image = new Image();
image.src = `data:image/png;base64,${ base64Image }`;
image.crossOrigin = 'anonymous';
Expand All @@ -25,6 +44,7 @@ export const convertImageToBlob = async ( base64Image ) => {
return blob;
};

// Not currently used, as the core uploadMedia function is used instead of the REST API to add images to the media library.
export const importImage = async ( base64Image, metadata ) => {
const image = new Image();
image.src = `data:image/png;base64,${ base64Image }`;
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