Added support for Windows ARM64 (#231)

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -55,7 +55,7 @@ body:
         - Web (WASM)
         - Linux (x86_64)
         - macOS (x86_64, arm64)
-        - Windows (x86_64)
+        - Windows (x86_64, arm64)
         - Raspberry Pi
     validations:
       required: true

.github/workflows/c-demos.yml

@@ -52,14 +52,17 @@ jobs:
     strategy:
       matrix:
         machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64]
-
+        make_file: ["Unix Makefiles"]
+        include:
+        - machine: pv-windows-arm64
+          make_file: "MinGW Makefiles"
     steps:
     - uses: actions/checkout@v3
       with:
         submodules: recursive
 
     - name: Create build directory
-      run: cmake -B ./build
+      run: cmake -G "${{ matrix.make_file }}" -B ./build
 
     - name: Build micdemo
       run: cmake --build ./build --target cobra_demo_mic
@@ -109,6 +112,7 @@ jobs:
     strategy:
       matrix:
         machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64]
+        make_file: ["Unix Makefiles"]
         include:
         - machine: rpi3-32
           platform: raspberry-pi
@@ -125,14 +129,18 @@ jobs:
         - machine: rpi5-64
           platform: raspberry-pi
           arch: cortex-a76-aarch64
+        - machine: pv-windows-arm64
+          platform: windows
+          arch: arm64
+          make_file: "MinGW Makefiles"
 
     steps:
     - uses: actions/checkout@v3
       with:
         submodules: recursive
 
     - name: Create build directory
-      run: cmake -B ./build
+      run: cmake -G "${{ matrix.make_file }}" -B ./build
 
     - name: Build filedemo
       run: cmake --build ./build --target cobra_demo_file

.github/workflows/nodejs-demos.yml

@@ -50,7 +50,7 @@ jobs:
 
     strategy:
       matrix:
-        machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64]
+        machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64, pv-windows-arm64]
 
     steps:
       - uses: actions/checkout@v3

.github/workflows/nodejs-perf.yml

@@ -91,3 +91,26 @@ jobs:
       - name: Machine state after
         working-directory: res/scripts
         run: bash machine-state.sh
+
+  perf-windows-arm64:
+    runs-on: ${{ matrix.machine }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        machine: [pv-windows-arm64]
+        include:
+          - machine: pv-windows-arm64
+            num_test_iterations: 50
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Pre-build dependencies
+        run: npm install --global yarn
+
+      - name: Install dependencies
+        run: yarn install
+
+      - name: Test
+        run: yarn test perf.test.ts --access_key=${{secrets.PV_VALID_ACCESS_KEY}} --num_test_iterations=${{matrix.num_test_iterations}} --proc_performance_threshold_sec=0.005

.github/workflows/nodejs.yml

@@ -53,7 +53,7 @@ jobs:
 
     strategy:
       matrix:
-        machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64]
+        machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64, pv-windows-arm64]
 
     steps:
       - uses: actions/checkout@v3

.github/workflows/python-demos.yml

@@ -50,7 +50,7 @@ jobs:
 
     strategy:
       matrix:
-        machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64]
+        machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64, pv-windows-arm64]
 
     steps:
     - uses: actions/checkout@v3

.github/workflows/python-perf.yml

@@ -103,3 +103,27 @@ jobs:
     - name: Machine state after
       working-directory: res/scripts
       run: bash machine-state.sh
+
+  perf-windows-arm64:
+    runs-on: ${{ matrix.machine }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        machine: [pv-windows-arm64]
+        include:
+        - machine: pv-windows-arm64
+          num_test_iterations: 100
+          performance_threshold_sec: 0.006
+
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Pre-build dependencies
+      run: python3 -m pip install --upgrade pip
+
+    - name: Install dependencies
+      run: pip3 install -r requirements.txt
+
+    - name: Test
+      run: python3 test_cobra_perf.py ${{secrets.PV_VALID_ACCESS_KEY}} ${{matrix.num_test_iterations}} ${{matrix.performance_threshold_sec}}

.github/workflows/python.yml

@@ -61,7 +61,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64]
+        machine: [rpi3-32, rpi3-64, rpi4-32, rpi4-64, rpi5-64, pv-windows-arm64]
 
     steps:
     - uses: actions/checkout@v3

binding/nodejs/README.md

@@ -9,15 +9,15 @@ Cobra is an on-device streaming voice activity detection engine. Cobra is:
 - Private; All voice processing runs locally.
 - Accurate [[1]](https://picovoice.ai/docs/benchmark/vad/#results)
 - Cross-Platform:
-    - Linux (x86_64), macOS (x86_64, arm64), and Windows (x86_64)
+    - Linux (x86_64), macOS (x86_64, arm64), and Windows (x86_64, arm64)
     - Android and iOS
     - Chrome, Safari, Firefox, and Edge
     - Raspberry Pi (3, 4, 5)
 
 ## Compatibility
 
 - Node.js 16+
-- Runs on Linux (x86_64), macOS (x86_64, arm64), Windows (x86_64), and Raspberry Pi (3, 4, 5).
+- Runs on Linux (x86_64), macOS (x86_64, arm64), Windows (x86_64, arm64), and Raspberry Pi (3, 4, 5).
 
 ## Installation
 

binding/nodejs/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@picovoice/cobra-node",
-  "version": "2.0.2",
+  "version": "2.0.3",
   "description": "Picovoice Cobra Node.js binding",
   "main": "dist/index.js",
   "types": "dist/types/index.d.ts",

binding/nodejs/src/platforms.ts

@@ -76,6 +76,10 @@ SYSTEM_TO_LIBRARY_PATH.set(
   `${SYSTEM_WINDOWS}/${X86_64}`,
   `${PLATFORM_WINDOWS}/amd64/pv_cobra.node`
 );
+SYSTEM_TO_LIBRARY_PATH.set(
+  `${SYSTEM_WINDOWS}/${ARM_64}`,
+  `${PLATFORM_WINDOWS}/arm64/pv_cobra.node`
+);
 
 function absoluteLibraryPath(libraryPath: string): string {
   return path.resolve(__dirname, LIBRARY_PATH_PREFIX, libraryPath);
@@ -127,7 +131,7 @@ export function getPlatform(): string {
     return PLATFORM_MAC;
   }
 
-  if (system === SYSTEM_WINDOWS && arch === X86_64) {
+  if (system === SYSTEM_WINDOWS && (arch === X86_64 || arch === ARM_64)) {
     return PLATFORM_WINDOWS;
   }
 
@@ -175,9 +179,9 @@ export function getSystemLibraryPath(): string {
       }
       break;
     case SYSTEM_WINDOWS:
-      if (arch === X86_64) {
+      if (arch === X86_64 || arch == ARM_64) {
         return absoluteLibraryPath(
-          SYSTEM_TO_LIBRARY_PATH.get(`${SYSTEM_WINDOWS}/${X86_64}`)
+          SYSTEM_TO_LIBRARY_PATH.get(`${SYSTEM_WINDOWS}/${arch}`)
         );
       }
       break;

binding/python/README.md

@@ -7,7 +7,7 @@ Cobra is a highly accurate and lightweight voice activity detection (VAD) engine
 ## Compatibility
 
 - Python 3.8+
-- Runs on Linux (x86_64), macOS (x86_64), Windows (x86_64), and Raspberry Pi (3, 4, 5).
+- Runs on Linux (x86_64), macOS (x86_64), Windows (x86_64, arm64), and Raspberry Pi (3, 4, 5).
 
 ## Installation
 

binding/python/_util.py

@@ -84,6 +84,9 @@ def pv_library_path(relative):
                 relative,
                 'lib/raspberry-pi/%s/libpv_cobra.so' % _PV_MACHINE)
     elif _PV_SYSTEM == 'Windows':
-        return os.path.join(os.path.dirname(__file__), relative, 'lib/windows/amd64/libpv_cobra.dll')
+        if platform.machine().lower() == 'amd64':
+            return os.path.join(os.path.dirname(__file__), relative, 'lib/windows/amd64/libpv_cobra.dll')
+        elif platform.machine().lower() == 'arm64':
+            return os.path.join(os.path.dirname(__file__), relative, 'lib/windows/arm64/libpv_cobra.dll')
 
     raise NotImplementedError('Unsupported platform.')

binding/python/requirements.txt

@@ -1 +0,0 @@
-numpy

binding/python/setup.py

@@ -45,6 +45,7 @@
 include pvcobra/lib/mac/arm64/libpv_cobra.dylib
 recursive-include pvcobra/lib/raspberry-pi *
 include pvcobra/lib/windows/amd64/libpv_cobra.dll
+include pvcobra/lib/windows/arm64/libpv_cobra.dll
 """
 
 with open(os.path.join(os.path.dirname(__file__), 'MANIFEST.in'), 'w') as f:
@@ -55,7 +56,7 @@
 
 setuptools.setup(
     name="pvcobra",
-    version="2.0.3",
+    version="2.0.4",
     author="Picovoice",
     author_email="[email protected]",
     description="Cobra voice activity detection (VAD) engine",

binding/python/test_cobra.py

@@ -11,8 +11,7 @@
 
 import sys
 import unittest
-
-import numpy as np
+import math
 
 from _cobra import Cobra, CobraError
 from _util import *
@@ -33,15 +32,16 @@ def test_process(self):
             self._cobra.sample_rate)
 
         num_frames = len(audio) // self._cobra.frame_length
-        probs = np.zeros(num_frames, dtype=float)
+        probs = [0.0] * num_frames
         for i in range(num_frames):
             frame = audio[i * self._cobra.frame_length:(i + 1) * self._cobra.frame_length]
             probs[i] = self._cobra.process(frame)
 
-        labels = np.zeros(num_frames, dtype=int)
-        labels[10:28] = 1
+        labels = [0] * num_frames
+        labels[10:28] = [1] * 18
 
-        loss = -np.sum(labels * np.log(probs) + (1 - labels) * np.log(1 - probs)) / num_frames
+        loss = sum([label * math.log(prob) + (1 - label) * math.log(1 - prob)
+                    for label, prob in zip(labels, probs)]) / num_frames
         self.assertLess(loss, 0.1)
 
     def test_version(self):

demo/nodejs/README.md

@@ -9,15 +9,15 @@ Cobra is an on-device voice activity detection engine. Cobra is:
 - Private; All voice processing runs locally.
 - Accurate [[1]](https://picovoice.ai/docs/benchmark/vad/#results)
 - Cross-Platform:
-    - Linux (x86_64), macOS (x86_64, arm64), and Windows (x86_64)
+    - Linux (x86_64), macOS (x86_64, arm64), and Windows (x86_64, arm64)
     - Android and iOS
     - Chrome, Safari, Firefox, and Edge
     - Raspberry Pi (3, 4, 5)
 
 ## Compatibility
 
 - Node.js 16+
-- Runs on Linux (x86_64), macOS (x86_64, arm64), Windows (x86_64), and Raspberry Pi (3, 4, 5).
+- Runs on Linux (x86_64), macOS (x86_64, arm64), Windows (x86_64, arm64), and Raspberry Pi (3, 4, 5).
 
 ## Installation
 

demo/nodejs/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@picovoice/cobra-node-demo",
-  "version": "2.0.2",
+  "version": "2.0.3",
   "description": "Picovoice Cobra Node.js file-based and microphone demos",
   "scripts": {
     "file": "node file.js",
@@ -16,8 +16,8 @@
   "author": "Picovoice Inc.",
   "license": "Apache-2.0",
   "dependencies": {
-    "@picovoice/cobra-node": "=2.0.2",
-    "@picovoice/pvrecorder-node": "~1.2.3",
+    "@picovoice/cobra-node": "=2.0.3",
+    "@picovoice/pvrecorder-node": "~1.2.5",
     "commander": "^6.1.0",
     "readline": "^1.3.0",
     "wavefile": "^11.0.0"

demo/nodejs/yarn.lock

@@ -2,15 +2,15 @@
 # yarn lockfile v1
 
 
-"@picovoice/cobra-node@=2.0.2":
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/@picovoice/cobra-node/-/cobra-node-2.0.2.tgz#a6322984eaf7557d649686c670a9f774af6650da"
-  integrity sha512-KSE1rOFLYAlAJfGbor1QtqU7ijp4yG6BPTbp5wsNaevO7XDmz7PU+ko/o0V2DCtXOcePwJMMsjmc4Zfr1YFVIw==
+"@picovoice/cobra-node@=2.0.3":
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/@picovoice/cobra-node/-/cobra-node-2.0.3.tgz#3062a06ed6051e8d7d016eb03de577a420918316"
+  integrity sha512-fgLTBiLcP4OgmMmU7XFLCfDH7Ki9I+kJAKK2JTQsI/M884t49Qp0RaLfuEGB+pNl4Qo/5U4LsN/UU3uL8brOmA==
 
-"@picovoice/pvrecorder-node@~1.2.3":
-  version "1.2.3"
-  resolved "https://registry.yarnpkg.com/@picovoice/pvrecorder-node/-/pvrecorder-node-1.2.3.tgz#d0cb1d1ab82fbd2e914fda4e19b1dd0022609b48"
-  integrity sha512-6QOODFyGDgfWZI1NeXwMxylgaxJ+c5aVbvpDMGMen287eCajp/LDnxy3J1bZHceHsW3ilk/d4rCRLyifqcr24Q==
+"@picovoice/pvrecorder-node@~1.2.5":
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/@picovoice/pvrecorder-node/-/pvrecorder-node-1.2.5.tgz#a47e11d347979ef0f1b083657ff69dd9bd2efe5c"
+  integrity sha512-bnid5oInf22JRdrZ75z8ooewOza0whYI9w/oSQSZbkDvddylPPrY6x+1L1qIyf5Tb8ZtzKQL+aQ9m8SazgRHFg==
 
 commander@^6.1.0:
   version "6.2.1"

demo/python/README.md

@@ -12,7 +12,7 @@ Cobra is a highly accurate and lightweight voice activity detection (VAD) engine
 ## Compatibility
 
 - Python 3.8+
-- Runs on Linux (x86_64), macOS (x86_64 and arm64), Windows (x86_64), and Raspberry Pi (3, 4, 5).
+- Runs on Linux (x86_64), macOS (x86_64 and arm64), Windows (x86_64, arm64), and Raspberry Pi (3, 4, 5).
 
 ## AccessKey
 

demo/python/requirements.txt

@@ -1,2 +1,2 @@
-pvcobra==2.0.3
-pvrecorder==1.2.2
+pvcobra==2.0.4
+pvrecorder==1.2.4

demo/python/setup.py

@@ -28,15 +28,15 @@
 
 setuptools.setup(
     name="pvcobrademo",
-    version="2.0.3",
+    version="2.0.4",
     author="Picovoice",
     author_email="[email protected]",
     description="Cobra voice activity detection (VAD) engine demos.",
     long_description=long_description,
     long_description_content_type="text/markdown",
     url="https://github.com/Picovoice/cobra",
     packages=["pvcobrademo"],
-    install_requires=["pvcobra==2.0.3", "pvrecorder==1.2.2"],
+    install_requires=["pvcobra==2.0.4", "pvrecorder==1.2.4"],
     include_package_data=True,
     classifiers=[
         "Development Status :: 5 - Production/Stable",

res/.lint/spell-check/dict.txt

@@ -29,7 +29,6 @@ logf
 LPWSTR
 Makefiles
 micdemo
-numpy
 picovoice
 podfile
 Prefs