diff options
author | Sophie Zhang <sophie_zhang@brown.edu> | 2023-08-18 18:43:23 -0400 |
---|---|---|
committer | Sophie Zhang <sophie_zhang@brown.edu> | 2023-08-18 18:43:23 -0400 |
commit | 16d8c1f7af7989afd13201c1813163bc82d84622 (patch) | |
tree | 8e1d649f0207bc24e9bf8393b4e12b337031ce8b /src/client/views/nodes/generativeFill/generativeFillUtils/ImageHandler.ts | |
parent | 6195c535912cf14934db014e099244a3a8705641 (diff) |
cleanup
Diffstat (limited to 'src/client/views/nodes/generativeFill/generativeFillUtils/ImageHandler.ts')
-rw-r--r-- | src/client/views/nodes/generativeFill/generativeFillUtils/ImageHandler.ts | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/src/client/views/nodes/generativeFill/generativeFillUtils/ImageHandler.ts b/src/client/views/nodes/generativeFill/generativeFillUtils/ImageHandler.ts index 4ff70c86c..c6ecedb6b 100644 --- a/src/client/views/nodes/generativeFill/generativeFillUtils/ImageHandler.ts +++ b/src/client/views/nodes/generativeFill/generativeFillUtils/ImageHandler.ts @@ -12,6 +12,11 @@ export interface APIError { } export class ImageUtility { + /** + * + * @param canvas Canvas to convert + * @returns Blob of canvas + */ static canvasToBlob = (canvas: HTMLCanvasElement): Promise<Blob> => { return new Promise(resolve => { canvas.toBlob(blob => { @@ -45,6 +50,7 @@ export class ImageUtility { } }; + // converts an image to a canvas data url static convertImgToCanvasUrl = async (imageSrc: string, width: number, height: number): Promise<string> => { return new Promise<string>((resolve, reject) => { const img = new Image(); @@ -62,6 +68,7 @@ export class ImageUtility { }); }; + // calls the openai api to get image edits static getEdit = async (imgBlob: Blob, maskBlob: Blob, prompt: string, n?: number): Promise<APISuccess | APIError> => { const apiUrl = 'https://api.openai.com/v1/images/edits'; const fd = new FormData(); @@ -92,6 +99,7 @@ export class ImageUtility { } }; + // mock api call static mockGetEdit = async (mockSrc: string): Promise<APISuccess | APIError> => { return { status: 'success', @@ -99,6 +107,7 @@ export class ImageUtility { }; }; + // Gets the canvas rendering context of a canvas static getCanvasContext = (canvasRef: RefObject<HTMLCanvasElement>): CanvasRenderingContext2D | null => { if (!canvasRef.current) return null; const ctx = canvasRef.current.getContext('2d'); @@ -106,6 +115,7 @@ export class ImageUtility { return ctx; }; + // Helper for downloading the canvas (for debugging) static downloadCanvas = (canvas: HTMLCanvasElement) => { const url = canvas.toDataURL(); const downloadLink = document.createElement('a'); @@ -116,6 +126,7 @@ export class ImageUtility { downloadLink.remove(); }; + // Download the canvas (for debugging) static downloadImageCanvas = (imgUrl: string) => { const img = new Image(); img.src = imgUrl; @@ -130,12 +141,14 @@ export class ImageUtility { }; }; + // Clears the canvas static clearCanvas = (canvasRef: React.RefObject<HTMLCanvasElement>) => { const ctx = this.getCanvasContext(canvasRef); if (!ctx || !canvasRef.current) return; ctx.clearRect(0, 0, canvasRef.current.width, canvasRef.current.height); }; + // Draws the image to the current canvas static drawImgToCanvas = (img: HTMLImageElement, canvasRef: React.RefObject<HTMLCanvasElement>, width: number, height: number) => { const drawImg = (img: HTMLImageElement) => { const ctx = this.getCanvasContext(canvasRef); @@ -154,7 +167,7 @@ export class ImageUtility { } }; - // The image must be loaded! + // Gets the image mask for the openai endpoint static getCanvasMask = (srcCanvas: HTMLCanvasElement, paddedCanvas: HTMLCanvasElement): HTMLCanvasElement | undefined => { const canvas = document.createElement('canvas'); canvas.width = canvasSize; @@ -162,8 +175,6 @@ export class ImageUtility { const ctx = canvas.getContext('2d'); if (!ctx) return; ctx?.clearRect(0, 0, canvasSize, canvasSize); - // ctx.fillStyle = bgColor; - // ctx.fillRect(0, 0, canvasSize, canvasSize); ctx.drawImage(paddedCanvas, 0, 0); // extract and set padding data @@ -181,6 +192,7 @@ export class ImageUtility { return canvas; }; + // Fills in the blank areas of the image with an image reflection (to fill in a square-shaped canvas) static drawHorizontalReflection = (ctx: CanvasRenderingContext2D, canvas: HTMLCanvasElement, xOffset: number) => { const imageData = ctx.getImageData(0, 0, canvas.width, canvas.height); const data = imageData.data; @@ -209,6 +221,7 @@ export class ImageUtility { ctx.putImageData(imageData, 0, 0); }; + // Fills in the blank areas of the image with an image reflection (to fill in a square-shaped canvas) static drawVerticalReflection = (ctx: CanvasRenderingContext2D, canvas: HTMLCanvasElement, yOffset: number) => { const imageData = ctx.getImageData(0, 0, canvas.width, canvas.height); const data = imageData.data; @@ -237,7 +250,7 @@ export class ImageUtility { ctx.putImageData(imageData, 0, 0); }; - // The image must be loaded! + // Gets the unaltered (besides filling in padding) version of the image for the api call static getCanvasImg = (img: HTMLImageElement): HTMLCanvasElement | undefined => { const canvas = document.createElement('canvas'); canvas.width = canvasSize; |