browsermt/bergamot-translator
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bergamot-translator/wasm/README.md
Abhishek Aggarwal 2c0e65c2ec
JS: Reuse Model registry from firefox-translation-models for test page (#377) 
* JS: Reuse Model registry from firefox-translation-models repo for test page

 - https://github.com/mozilla/firefox-translations-models/blob/main/registry.json
   is reused
 - Removed existing registry
2022-03-14 18:05:22 +01:00

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Using Bergamot Translator in JavaScript

All the instructions below are meant to run from the current directory.

Using JS APIs

Please refer to the file test_page/js/worker.js that demonstrates how to use the bergamot translator in JavaScript via a <script> tag.

Demo

  • Download bergamot model files required for translation

    Use following instructions to download model files (make sure that git-lfs is installed and initialized before running these instructions):

    cd test_page
git clone --depth 1 --branch main --single-branch https://github.com/mozilla/firefox-translations-models/
mkdir models
cp -rf firefox-translations-models/registry.json models
cp -rf firefox-translations-models/models/prod/* models
cp -rf firefox-translations-models/models/dev/* models
gunzip models/*/*

  • Start the test webserver (ensure you have the latest nodejs installed)

    cd test_page
bash start_server.sh ../../build-wasm

    Provide the folder containing the wasm artifacts as the first argument of start_server.sh script (../../build-wasm in this case).

  • Open any of the browsers below

    • Firefox Nightly +87: make sure the following prefs are on (about:config)

      dom.postMessage.sharedArrayBuffer.bypassCOOP_COEP.insecure.enabled = true
javascript.options.wasm_simd = true
javascript.options.wasm_simd_wormhole = true

    • Chrome Canary +90: start with the following argument

      --js-flags="--experimental-wasm-simd"

  • Browse to the following page:

    http://localhost:80

  • Perform translations:

    • Choose the source and target languages using From and To dropdowns.
    • Type a sentence to be translated in the From textbox.
    • See the result in the To textbox.