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feat: add OCRized text statistics

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ShareVB 2024-04-28 14:57:17 +02:00
parent 7f2bf11bd9
commit 7a1beb5dd3
2 changed files with 28 additions and 11 deletions
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28
src/tools/ocr-image/ocr-image.vue
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@ -4,6 +4,7 @@ import { createWorker } from 'tesseract.js';
import { getDocument } from 'pdfjs-dist';
import * as pdfJS from 'pdfjs-dist';
import pdfJSWorkerURL from 'pdfjs-dist/build/pdf.worker?url';
import { textStatistics } from '../text-statistics/text-statistics.service';
import TextareaCopyable from '@/components/TextareaCopyable.vue';
import { useQueryParamOrStorage } from '@/composable/queryParams';
@ -115,6 +116,7 @@ const languagesOptions = Array.from(languages.map(l => ({
const language = useQueryParamOrStorage({ name: 'lang', storageName: 'ocr-image:lang', defaultValue: 'eng' });
const pageSeparator = '\n=============\n';
const ocrInProgress = ref(false);
const fileInput = ref() as Ref<File>;
const ocrText = computedAsync(async () => {
@ -125,6 +127,8 @@ const ocrText = computedAsync(async () => {
return e.toString();
}
});
const stats = computed(() => textStatistics(ocrText.value?.replace(new RegExp(pageSeparator, 'g'), ' ') || ''));
const pageCount = computed(() => ocrText.value?.split(new RegExp(pageSeparator, 'g')).length || 0);
async function onUpload(file: File) {
if (file) {
@ -180,7 +184,7 @@ async function ocr(file: File, language: string) {
}
await worker.terminate();
ocrInProgress.value = false;
return allTexts.join('\n=============\n');
return allTexts.join(pageSeparator);
};
</script>
@ -215,6 +219,28 @@ async function ocr(file: File, language: string) {
size="small"
/>
</div>
<c-card v-if="!ocrInProgress && stats" title="Statistics">
<n-space mt-3>
<n-statistic label="Character count" :value="stats.chars" />
<n-statistic label="Word count" :value="stats.words" />
<n-statistic label="Line count" :value="stats.lines" />
<n-statistic label="Pages count" :value="pageCount" />
<n-statistic label="Sentences count" :value="stats.sentences" />
</n-space>
<n-divider />
<n-space>
<n-statistic label="Chars (no spaces)" :value="stats.chars_no_spaces" />
<n-statistic label="Uppercase chars" :value="stats.chars_upper" />
<n-statistic label="Lowercase chars" :value="stats.chars_lower" />
<n-statistic label="Digit chars" :value="stats.chars_digits" />
<n-statistic label="Punctuations" :value="stats.chars_puncts" />
<n-statistic label="Spaces chars" :value="stats.chars_spaces" />
<n-statistic label="Word count (no punct)" :value="stats.words_no_puncs" />
</n-space>
</c-card>
</div>
</template>