1/**
2 * This tool lets you test if the compiled Javascript decoder is functioning properly. You'll
3 * need to download a SpiderMonkey js-shell to run this script.
4 * https://archive.mozilla.org/pub/firefox/nightly/latest-mozilla-central/
5 *
6 * Example:
7 *   js-shell inspect-cli.js video.ivf
8 */
9load("inspect.js");
10var buffer = read(scriptArgs[0], "binary");
11var Module = {
12  noExitRuntime: true,
13  noInitialRun: true,
14  preInit: [],
15  preRun: [],
16  postRun: [function () {
17    printErr(`Loaded Javascript Decoder OK`);
18  }],
19  memoryInitializerPrefixURL: "bin/",
20  arguments: ['input.ivf', 'output.raw'],
21  on_frame_decoded_json: function (jsonString) {
22    let json = JSON.parse("[" + Module.UTF8ToString(jsonString) + "null]");
23    json.forEach(frame => {
24      if (frame) {
25        print(frame.frame);
26      }
27    });
28  }
29};
30DecoderModule(Module);
31Module.FS.writeFile("/tmp/input.ivf", buffer, { encoding: "binary" });
32Module._open_file();
33Module._set_layers(0xFFFFFFFF); // Set this to zero if you want to benchmark decoding.
34while(true) {
35  printErr("Decoding Frame ...");
36  if (Module._read_frame()) {
37    break;
38  }
39}
40