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提高识别准确率，加上任务统计

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This commit is contained in:
Yuki Kikuchi
2022-05-12 22:57:25 +08:00
committed by GitHub
parent 727e4d3e02
commit 3423f4729b
1 changed files with 29 additions and 10 deletions
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39
chaoxing_ocr.js
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@@ -1,7 +1,7 @@
// ==UserScript==
// @name 学习通搜题小助手
// @description 学习通搜题小助手
// @version v1.0.1
// @version v1.0.3
// @license MIT
// @grant GM_addStyle
// @grant GM_getResourceText
@@ -17,17 +17,19 @@
function geneFunction(ocrEnabled, encText) {
return 'var ocrEnabled = ' + ocrEnabled + ',' +
'encText = ' + encText + ';' +
`var imgList=[];setTimeout(function(){for(var t=document.querySelectorAll('img[alt="chaoxing_nmsl"]'),e=0;e<t.length;e++)imgList.push(e);if(0<imgList.length){async function i(){for(var t in imgList){var{data:{text:e}}=await async function(t){return await Tesseract.recognize(t,"chi_sim",{langPath:"https://c.ibcl.us/ocr-lib"})}(document.querySelectorAll('img[alt="chaoxing_nmsl"]')[t].src);encText[t].innerText=e,encText[t].style.color="black",console.log(e)}}i()}},2e3);`;
`var imgList=[],_imgList=[];setTimeout(function(){for(var e=document.querySelectorAll('img[alt="chaoxing_nmsl"]'),t=0;t<e.length;t++)imgList.push(t),_imgList.push(t);if(0<imgList.length){async function i(){for(var e in imgList){var{data:{text:t}}=await async function(e){return await Tesseract.recognize(e,"chi_sim",{langPath:"https://c.ibcl.us/ocr-lib"})}(document.querySelectorAll('img[alt="chaoxing_nmsl"]')[e].src);encText[e].innerText=t,encText[e].style.color="black",_imgList.shift(),console.log(t)}}i()}},2e3);var pageHead=document.querySelector('div[class="ZyTop"]');setInterval(function(){var e;0<_imgList.length&&((e=document.querySelector('p[id="ocrProgress"]'))?e.innerHTML="<strong>当前进度：第 "+(_imgList[0]+1)+"/"+imgList.length+" 个</strong>":((e=document.createElement("p")).id="ocrProgress",pageHead.appendChild(e)))},500);`;
// 未压缩代码
/*
// 未压缩代码
/*
// 获取图片 ID 存入数组
var imgList = [];
var imgList = [],
_imgList = [];
// 启动 OCR
setTimeout(function() {
var imgTag = document.querySelectorAll('img[alt="chaoxing_nmsl"]');
for (var i = 0; i < imgTag.length; i++) {
imgList.push(i);
_imgList.push(i);
}
if (imgList.length > 0) {
async function displayText() {
@@ -39,6 +41,7 @@ setTimeout(function() {
} = await recText(document.querySelectorAll('img[alt="chaoxing_nmsl"]')[img].src);
encText[img].innerText = text;
encText[img].style.color = 'black';
_imgList.shift(); // 用于统计剩下的任务
console.log(text);
}
}
@@ -52,7 +55,21 @@ setTimeout(function() {
displayText();
}
}, 2000);
*/
// 统计 OCR 任务
var pageHead = document.querySelector('div[class="ZyTop"]');
setInterval(function() {
if (_imgList.length > 0) {
var currentProgress = document.querySelector('p[id="ocrProgress"]');
if (!currentProgress) {
var ocrProgress = document.createElement('p');
ocrProgress.id = 'ocrProgress';
pageHead.appendChild(ocrProgress);
} else {
currentProgress.innerHTML = '<strong>当前进度：第 ' + (_imgList[0] + 1) + '/' + imgList.length + ' 个</strong>';
}
}
}, 500);
*/
}
function prettyText() {
@@ -87,9 +104,11 @@ if (document.getElementsByClassName('font-cxsecret')[0]) {
[].forEach.call(encArray, function(item, index, arr) {
// 改大字体、加入空格便于识别
if (arr[index].className == 'font-cxsecret fl after') {
arr[index].style = 'line-height: 90px; font-size: 50px; color: black; letter-spacing: 5px;';
arr[index].style = 'line-height: 80px; font-size: 40px; color: green; letter-spacing: 3px;';
} else {
arr[index].style = 'line-height: 90px; font-size: 50px; letter-spacing: 5px;';
// 为题目括号增大间距，避免识别错误
arr[index].innerText = arr[index].innerText.replace(/(\()(\))/g, ' $1 $2');
arr[index].style = 'line-height: 80px; font-size: 40px; color: green; letter-spacing: 3px;';
}
});
// 按顺序生成图像
@@ -104,7 +123,7 @@ if (document.getElementsByClassName('font-cxsecret')[0]) {
img.id = count;
document.body.appendChild(img);
if (encArray[count].className == 'font-cxsecret fl after') {
encArray[count].style = 'padding-left:10px; color: red;';
encArray[count].style = 'padding-left: 10px; color: red;';
encArray[count].innerText = '正在修复乱码问题，以便后续搜题，这可能需要一些时间...';
} else {
encArray[count].style = 'line-height: 35px; font-size: 14px; padding-right: 15px; color: red;';
@@ -134,4 +153,4 @@ if (document.getElementsByClassName('font-cxsecret')[0]) {
}, 1000);
} else {
console.log('没有检测到加密文本');
}
}