Deploy checked Hendrix D26 browser demo

.gitattributes

@@ -34,3 +34,5 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
 *.zst filter=lfs diff=lfs merge=lfs -text
 *tfevents* filter=lfs diff=lfs merge=lfs -text
 source/docs/assets/choir_bwv407.wav filter=lfs diff=lfs merge=lfs -text
+diagnostic.wav filter=lfs diff=lfs merge=lfs -text
+source/docs/assets/slakh_test_Track01876.wav filter=lfs diff=lfs merge=lfs -text

README.md

@@ -21,8 +21,8 @@ custom_headers:
 
 # Hendrix
 
-Choose an audio file, record with your microphone, or try the short Bach
-example. Hendrix predicts notes and instrument families, draws a piano roll,
+Choose an audio file, record with your microphone, or try the short demo
+clip. Hendrix predicts notes and instrument families, draws a piano roll,
 plays the result, and lets you download a MIDI file.
 
 Audio decoding and model inference run on your device. The app does not upload
@@ -36,9 +36,12 @@ depends on browser permissions. Predictions are a research result and may
 miss notes, assign the wrong instrument, or give poor note endings. MIDI
 playback uses a simple browser synth.
 
-The example is a two-second excerpt of our synthetic Bach BWV 407 chorale
-rendering, made from a public-domain score. We do not redistribute the local
-YouTube diagnostic audio.
+The example is a two-second excerpt (6–8 seconds of the repo's preview) from
+Slakh2100 test Track01876, cropped from the existing project demo. Slakh2100
+is by Ethan Manilow, Gordon Wichern, Prem Seetharaman, and Jonathan Le Roux,
+available on [Zenodo](https://zenodo.org/records/4599666) under
+[CC BY 4.0](https://creativecommons.org/licenses/by/4.0/). We do not
+redistribute the local YouTube diagnostic audio.
 
 Model: 46.5M-parameter D26, derived from YPTF-MoE+Multi. `models/fp32/manifest.json`
 records the source checkpoint and graph hashes. `deployment.json` records the

deployment.json

@@ -5,10 +5,16 @@
   "source_dirty": true,
   "build_command": "VITE_HENDRIX_SPACE=1 npx --yes pnpm@10.20.0 --dir demo/web build --manifest",
   "checkpoint_sha256": "3df08bb38dce7ae30be23090524b63755c565d1a3242860aef6c9401fc125bbe",
+  "example": {
+    "source": "Slakh2100 Track01876",
+    "clip_offset_seconds": 6,
+    "duration_seconds": 2,
+    "license": "CC-BY-4.0"
+  },
   "files": {
     "README.md": {
-      "bytes": 2435,
-      "sha256": "bc7674dddae42f8ac5e6e998dcc901b42ed74b1e5246cabf8364e053b04b57e3"
+      "bytes": 2670,
+      "sha256": "6e3f1d73e894ae2b0c221cf67a249539c1f474a22dfb2485fde1c46fe7ab308b"
     },
     "assets/PianoRollCanvas-xSq9nagc.js": {
       "bytes": 3055,
@@ -18,9 +24,9 @@
       "bytes": 4149,
       "sha256": "dfab143da9fda372f21e3513d3882baffdc7c40f4df51ad86f7ad3c01b34ef3d"
     },
-    "assets/local-DblFrGk8.js": {
-      "bytes": 133988,
-      "sha256": "215ca24985995907cf196d12e0d63ba585fc25e4fd0ff5893629ba63f7be3d17"
+    "assets/local-DNpA26UR.js": {
+      "bytes": 133985,
+      "sha256": "065a69aa447b366c140d4b15cc3390269182840da10ac416804456e0996ef163"
     },
     "assets/ort-wasm-simd-threaded.asyncify-CvvOzbbq.wasm": {
       "bytes": 24254953,
@@ -39,8 +45,8 @@
       "sha256": "1be18fcb99a202c31bfe5ab4154afda3aaeb95af45706ae534653910c0b914dc"
     },
     "diagnostic.wav": {
-      "bytes": 65644,
-      "sha256": "1d2f1b3974848ea5a714c393b53e85a0d5c9d0d34cac846040ef293dbc961b8a"
+      "bytes": 128044,
+      "sha256": "87586b57be103e74950daa9035b2459a000a57b19a320e1faf0649d678fbcfc4"
     },
     "favicon.png": {
       "bytes": 4671,
@@ -48,11 +54,11 @@
     },
     "index.html": {
       "bytes": 770,
-      "sha256": "ae09e25f5a38cb3af09085e6a4fd3379d8ed4b66d372289be41707ea40495f57"
+      "sha256": "40e2ccc066efb40ca142438b0d3e0bdbaf8479c74e660cb803e1d9af9f1e951c"
     },
     "local.html": {
       "bytes": 770,
-      "sha256": "ae09e25f5a38cb3af09085e6a4fd3379d8ed4b66d372289be41707ea40495f57"
+      "sha256": "40e2ccc066efb40ca142438b0d3e0bdbaf8479c74e660cb803e1d9af9f1e951c"
     },
     "models/fp32/cross_cache.onnx": {
       "bytes": 12648891,
@@ -195,8 +201,8 @@
       "sha256": "461a7c37240940c440694d7a65cc18c47090b8429bbeb1daa5a6175440c75c99"
     },
     "source/demo/web/src/local.tsx": {
-      "bytes": 15344,
-      "sha256": "e0ad3fe81c9272536e3f0dd0eea05365b10cdc49329d5f8f50646933d18446cb"
+      "bytes": 15341,
+      "sha256": "c5e348b230534646320555cdb770047b38b035fee4bf49383a1c1f30c903f5c1"
     },
     "source/demo/web/src/main.tsx": {
       "bytes": 381,
@@ -231,20 +237,20 @@
       "sha256": "2e3e6765cca9de53a0f23e42a52f4f152b9789b36e630345c9e2e6fb3f1b8475"
     },
     "source/deploy/huggingface/README.md": {
-      "bytes": 2435,
-      "sha256": "bc7674dddae42f8ac5e6e998dcc901b42ed74b1e5246cabf8364e053b04b57e3"
+      "bytes": 2670,
+      "sha256": "6e3f1d73e894ae2b0c221cf67a249539c1f474a22dfb2485fde1c46fe7ab308b"
     },
-    "source/docs/assets/choir_bwv407.wav": {
-      "bytes": 960044,
-      "sha256": "2640f4fe1b68b6d5f8392c688d5a919ac0e89a6b017d3c3f41ebad5bb72d6e0f"
+    "source/docs/assets/slakh_test_Track01876.wav": {
+      "bytes": 1920044,
+      "sha256": "6b514aae5163051da66d320b12957f7f90ab0aaf120b3b4fae7164b883f823ec"
     },
     "source/scripts/check_huggingface_space.mjs": {
-      "bytes": 4649,
-      "sha256": "81b018c40a7f236afc1f2ed229304a9b4dc0337847529a15798d79b0ac62bc54"
+      "bytes": 4643,
+      "sha256": "38356c955cdf3f8c3592e10d56470f37e9ca8f12b0829312bb2ebf47ed8aa6c5"
     },
     "source/scripts/deploy_huggingface_space.py": {
-      "bytes": 7881,
-      "sha256": "cdd1e2d2e5bb2f13aa4673f1356ba1d8bc81a89c9c0cb79103697366ebb65737"
+      "bytes": 8153,
+      "sha256": "a370c0ce64da666b22af4ca5d2d36dba628f5ea00cad1a646b65abaa7f0f7d85"
     }
   }
 }

index.html

@@ -6,7 +6,7 @@
     <meta name="theme-color" content="#090a0d" />
     <link rel="icon" href="/favicon.png" />
     <title>Hendrix — on-device transcription</title>
-    <script type="module" crossorigin src="/assets/local-DblFrGk8.js"></script>
+    <script type="module" crossorigin src="/assets/local-DNpA26UR.js"></script>
     <link rel="modulepreload" crossorigin href="/assets/style-CdJLhYve.js">
     <link rel="modulepreload" crossorigin href="/assets/PianoRollCanvas-xSq9nagc.js">
     <link rel="stylesheet" crossorigin href="/assets/style-BAFoxh21.css">

local.html

@@ -6,7 +6,7 @@
     <meta name="theme-color" content="#090a0d" />
     <link rel="icon" href="/favicon.png" />
     <title>Hendrix — on-device transcription</title>
-    <script type="module" crossorigin src="/assets/local-DblFrGk8.js"></script>
+    <script type="module" crossorigin src="/assets/local-DNpA26UR.js"></script>
     <link rel="modulepreload" crossorigin href="/assets/style-CdJLhYve.js">
     <link rel="modulepreload" crossorigin href="/assets/PianoRollCanvas-xSq9nagc.js">
     <link rel="stylesheet" crossorigin href="/assets/style-BAFoxh21.css">

source/demo/web/src/local.tsx

@@ -272,7 +272,7 @@ function LocalApp() {
               if (selected) chooseFile(selected);
             }} />
           </label>
-          <button className="secondary-button" disabled={inputLocked} onClick={() => prepareInput(loadDiagnosticClip)}>{isSpace ? "Try Bach example" : "Known check clip"}</button>
+          <button className="secondary-button" disabled={inputLocked} onClick={() => prepareInput(loadDiagnosticClip)}>{isSpace ? "Try demo clip" : "Known check clip"}</button>
           {!recording ? (
             <button className="secondary-button" onClick={() => prepareInput(startRecording)} disabled={!capability?.supported || inputLocked}>Record here</button>
           ) : (

source/deploy/huggingface/README.md

@@ -21,8 +21,8 @@ custom_headers:
 
 # Hendrix
 
-Choose an audio file, record with your microphone, or try the short Bach
-example. Hendrix predicts notes and instrument families, draws a piano roll,
+Choose an audio file, record with your microphone, or try the short demo
+clip. Hendrix predicts notes and instrument families, draws a piano roll,
 plays the result, and lets you download a MIDI file.
 
 Audio decoding and model inference run on your device. The app does not upload
@@ -36,9 +36,12 @@ depends on browser permissions. Predictions are a research result and may
 miss notes, assign the wrong instrument, or give poor note endings. MIDI
 playback uses a simple browser synth.
 
-The example is a two-second excerpt of our synthetic Bach BWV 407 chorale
-rendering, made from a public-domain score. We do not redistribute the local
-YouTube diagnostic audio.
+The example is a two-second excerpt (6–8 seconds of the repo's preview) from
+Slakh2100 test Track01876, cropped from the existing project demo. Slakh2100
+is by Ethan Manilow, Gordon Wichern, Prem Seetharaman, and Jonathan Le Roux,
+available on [Zenodo](https://zenodo.org/records/4599666) under
+[CC BY 4.0](https://creativecommons.org/licenses/by/4.0/). We do not
+redistribute the local YouTube diagnostic audio.
 
 Model: 46.5M-parameter D26, derived from YPTF-MoE+Multi. `models/fp32/manifest.json`
 records the source checkpoint and graph hashes. `deployment.json` records the

source/docs/assets/slakh_test_Track01876.wav

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6b514aae5163051da66d320b12957f7f90ab0aaf120b3b4fae7164b883f823ec
+size 1920044

source/scripts/check_huggingface_space.mjs

@@ -37,7 +37,7 @@ async function check(page, embedded) {
     await page.goto(`${base}/local.html?backend=wasm`, { waitUntil: "domcontentloaded", timeout: 60_000 });
     app = page.mainFrame();
   }
-  await app.getByRole("button", { name: "Try Bach example" }).waitFor({ timeout: 60_000 });
+  await app.getByRole("button", { name: "Try demo clip" }).waitFor({ timeout: 60_000 });
   await app.waitForFunction(() => document.querySelector(".capability-card")?.textContent.includes("WebAssembly CPU"));
   const isolation = await app.evaluate(() => ({
     isolated: crossOriginIsolated, secure: isSecureContext,
@@ -46,7 +46,7 @@ async function check(page, embedded) {
   }));
   assert.equal(isolation.secure, true);
   if (!embedded) assert.equal(isolation.isolated, true, "direct app must enable cross-origin isolation");
-  await app.getByRole("button", { name: "Try Bach example" }).click();
+  await app.getByRole("button", { name: "Try demo clip" }).click();
   const started = Date.now();
   await app.getByRole("button", { name: "Run on this device" }).click();
   await app.waitForFunction(() => {

source/scripts/deploy_huggingface_space.py

@@ -81,11 +81,13 @@ def package_space(web_dir: Path, graph_dir: Path, ort_dir: Path, output: Path) -
     for filename in ORT_FILES:
         copy_file(ort_dir / filename, output / "ort" / filename)
 
-    # A public-domain synthetic example replaces the private jazz diagnostic.
-    with wave.open(str(REPO / "docs/assets/choir_bwv407.wav"), "rb") as source:
+    # Use the public CC-BY demo mix, skipping its silent opening. Never copy
+    # the private YouTube jazz diagnostic or the local examples directory.
+    with wave.open(str(REPO / "docs/assets/slakh_test_Track01876.wav"), "rb") as source:
         with wave.open(str(output / "diagnostic.wav"), "wb") as target:
             target.setparams(source.getparams())
-            target.writeframes(source.readframes(round(2.05 * source.getframerate())))
+            source.setpos(6 * source.getframerate())
+            target.writeframes(source.readframes(2 * source.getframerate()))
 
     copy_file(REPO / "deploy/huggingface/README.md", output / "README.md")
     # Keep the exact app source next to the build for review and reproduction.
@@ -96,7 +98,7 @@ def package_space(web_dir: Path, graph_dir: Path, ort_dir: Path, output: Path) -
     copy_file(Path(__file__), output / "source/scripts/deploy_huggingface_space.py")
     copy_file(REPO / "scripts/check_huggingface_space.mjs", output / "source/scripts/check_huggingface_space.mjs")
     copy_file(REPO / "deploy/huggingface/README.md", output / "source/deploy/huggingface/README.md")
-    copy_file(REPO / "docs/assets/choir_bwv407.wav", output / "source/docs/assets/choir_bwv407.wav")
+    copy_file(REPO / "docs/assets/slakh_test_Track01876.wav", output / "source/docs/assets/slakh_test_Track01876.wav")
 
     def git(*args: str) -> str:
         return subprocess.check_output(["git", *args], cwd=REPO, text=True).strip()
@@ -108,6 +110,7 @@ def package_space(web_dir: Path, graph_dir: Path, ort_dir: Path, output: Path) -
         "source_dirty": bool(git("status", "--porcelain")),
         "build_command": "VITE_HENDRIX_SPACE=1 npx --yes pnpm@10.20.0 --dir demo/web build --manifest",
         "checkpoint_sha256": manifest["checkpoint"]["sha256"],
+        "example": {"source": "Slakh2100 Track01876", "clip_offset_seconds": 6, "duration_seconds": 2, "license": "CC-BY-4.0"},
         "files": {
             path.relative_to(output).as_posix(): {"bytes": path.stat().st_size, "sha256": sha256(path)}
             for path in sorted(output.rglob("*")) if path.is_file()