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src: load uploaded image

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This commit is contained in:
Artur Tamborski 2021-01-17 14:02:59 +01:00
parent 5dafe543a4
commit c00532ce74
2 changed files with 20 additions and 15 deletions
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13
src/components/App/App.tsx
View File

@ -43,17 +43,21 @@ export default class App extends React.Component {
handleTakePhoto(pictures: any[], _: any[]): void {
console.log("handleTakePhoto: loading image...")
const image = pictures[0];
const url = URL.createObjectURL(pictures[0]);
const image = document.createElement('img');
image.src = url;
image.onload = () => {
console.log("handleTakePhoto: finding text regions...")
const {grid, gridWidth, gridHeight} = findTextRegions(image);
console.log(grid, gridWidth, gridHeight);
image.src = "";
URL.revokeObjectURL(url);
if (!grid) {
return;
}
debugger;
let g = grid[0][0];
let ot = document.createElement('canvas');
ot.width = g.w;
@ -61,6 +65,7 @@ export default class App extends React.Component {
ot.getContext('2d')?.putImageData(g.data, 0, 0);
document.body.appendChild(ot);
}
}
renderAnswers(): Array<JSX.Element> {
return this.game.solutions.map(s => s.key).map(k =>

2
src/helpers/findTextRegions.js
View File

@ -179,7 +179,7 @@ export function findTextRegions(image, maxWhiteSpace, maxFontLineWidth, minTextW
// hopefully we matched every letter in the grid
if (gridWidth * gridHeight !== segments.length) {
console.warning("findTextRegions(): Dimensions are not equal to the number of matches");
console.warn("findTextRegions(): Dimensions are not equal to the number of matches");
}
// prepare grid for letters