Fixing GitHub workflows

.github/workflows/linters.yml

@@ -7,22 +7,22 @@ on:
     branches: [ "main" ]
 
 jobs:
-  linters-ubuntu:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        python-version: ["3.9", "3.10", "3.11"]
-    steps:
-    - uses: actions/checkout@v4
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        python -m pip install pdm
-        python -m pdm install --no-lock --no-self --no-default -G linters
-    - name: Run flake8
-      run: |
-        python -m flake8 src/ tests/
+    linters-ubuntu:
+        runs-on: ubuntu-latest
+        strategy:
+            matrix:
+                python-version: ["3.9", "3.10", "3.11"]
+
+        steps:
+        - uses: actions/checkout@v4
+        - name: Set up PDM
+          uses: pdm-project/setup-pdm@v3
+          with:
+            python-version: ${{ matrix.python-version }}
+
+        - name: Install dependencies
+          run: |
+            pdm install --no-lock --no-self --no-default -G linters
+        - name: Run flake8
+          run: |
+            pdm run -v flake8 src/ tests/

.github/workflows/testing.yml

@@ -10,65 +10,26 @@ permissions:
   contents: read
 
 jobs:
-  build-ubuntu:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        python-version: ["3.9", "3.10", "3.11"]
-    steps:
-    - uses: actions/checkout@v3
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v3
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install pdm
-        pdm install --no-lock -G tests
-    - name: Test with pytest
-      run: |
-        cd tests/
-        pytest .
-
-  build-macos:
-    runs-on: macos-latest
-    strategy:
-      matrix:
-        python-version: ["3.9", "3.10", "3.11"]
-    steps:
-    - uses: actions/checkout@v3
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v3
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install pdm
-        pdm install --no-lock -G tests
-    - name: Test with pytest
-      run: |
-        cd tests/
-        pytest .
-
-  build-windows:
-    runs-on: windows-latest
-    strategy:
-      matrix:
-        python-version: ["3.9", "3.10", "3.11"]
-    steps:
-    - uses: actions/checkout@v3
-    - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v3
-      with:
-        python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install pdm
-        pdm install --no-lock -G tests
-    - name: Test with pytest
-      run: |
-        cd tests/
-        pytest .
+    build:
+        runs-on: ${{ matrix.os }}
+        strategy:
+            matrix:
+                python-version: ["3.9", "3.10", "3.11"]
+                os: [ubuntu-latest, macos-latest]  # TODO: extend with windows-latest
+
+        steps:
+        - uses: actions/checkout@v4
+          with:
+            submodules: recursive
+        - name: Set up PDM
+          uses: pdm-project/setup-pdm@v3
+          with:
+            python-version: ${{ matrix.python-version }}
+
+        - name: Install dependencies
+          run: |
+            pdm install --no-lock -v -G tests
+        - name: Test with pytest
+          run: |
+            cd tests/
+            pdm run -v pytest .

CMakeLists.txt

@@ -28,7 +28,10 @@ if (NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
 endif()
 
 # Compiler flags
-set(CMAKE_CXX_FLAGS "-Wall -Wextra")
+# Set default compile flags for GCC
+if(CMAKE_COMPILER_IS_GNUCXX OR (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))
+    set(CMAKE_CXX_FLAGS "-Wall -Wextra")
+endif()
 set(CMAKE_CXX_FLAGS_RELEASE "-O3")  # is -O3 worth it? -O2
 
 # Find libs nanobind

pyproject.toml

@@ -28,7 +28,6 @@ linters = [
 tests = [
     "pytest",
     "numpy >= 1.24.4",
-    "torchaudio >= 2.0.1",
     "scipy",
 ]
 

src/_fastwave.cpp

@@ -1,18 +1,24 @@
-#include <string>
+#include <array>
+#include <chrono>
+#include <cstring> // std::memcpy
+#include <iterator>
 #include <iostream>
-#include <stdexcept>
-
 #include <fstream>
-#include <iterator>
-#include <vector>
-#include <chrono>
+#include <numeric>
+#include <string>
+#include <stdexcept>
 #include <thread>
+#include <vector>
+
+#if defined(__linux__) || defined(__APPLE__)
 #include <sys/mman.h> // include for mmap support
 // includes for open and it's flags
 #include <sys/stat.h>
 #include <fcntl.h>
-
-#include <numeric>
+// #elif _WIN32
+//     // windows code goes here
+// #else
+#endif
 
 #include "nanobind/nanobind.h"
 #include "nanobind/ndarray.h"
@@ -376,7 +382,11 @@ namespace fastwave
         {
             if (_buffer != nullptr) {
                 if (is_mmap) {
+#if defined(__linux__) || defined(__APPLE__)
                     munmap(reinterpret_cast<void *>(_buffer), _buffer_size);
+#else
+                    throw std::runtime_error("MUNMAP is not supported on this platform!");
+#endif
                 }
                 else {
                     free(_buffer);
@@ -387,6 +397,7 @@ namespace fastwave
 
         void read_mmap(const std::string &file_path, bool is_shared)
         {
+#if defined(__linux__) || defined(__APPLE__)
             // Allow MAP_SHARED and MAP_PRIVATE
             // https://man7.org/linux/man-pages/man2/mmap.2.html
             // Unmap the memory if it was previously mapped
@@ -405,6 +416,9 @@ namespace fastwave
             // Update mmap flag:
             is_mmap = true;
             return;
+#else
+            throw std::runtime_error("MMAP is not supported on this platform!");
+#endif
         }
 
         void read_threads(const std::string &file_path, const size_t cache_size, const size_t num_threads)

tests/test_info.py

@@ -1,7 +1,7 @@
 import pytest
 
 import numpy as np
-import torchaudio  # reference library
+import wave  # reference library -- native Python
 
 import fastwave as f
 
@@ -15,7 +15,16 @@
 
 
 def ref_read(file_path):
-    return torchaudio.info(file_path)
+    info = {}
+    with wave.open(file_path, mode="rb") as audio:
+        # Need to calculate duration by hand:
+        info["duration"] = audio.getnframes() / audio.getframerate()
+        info["num_samples"] = audio.getnframes()
+        info["num_channels"] = audio.getnchannels()
+        info["sample_rate"] = audio.getframerate()
+        # wave returns width in bytes, multiply it to get bits:
+        info["bit_depth"] = audio.getsampwidth() * 8
+    return info
 
 
 @pytest.mark.parametrize(
@@ -25,11 +34,11 @@ def ref_read(file_path):
 def test_info_direct(file_name):
     ref_info = ref_read(file_name)
     audio_info = f.info(file_name)
-    assert ref_info.num_frames / ref_info.sample_rate == audio_info.duration
-    assert ref_info.num_frames == audio_info.num_samples
-    assert ref_info.num_channels == audio_info.num_channels
-    assert ref_info.sample_rate == audio_info.sample_rate
-    assert ref_info.bits_per_sample == audio_info.bit_depth
+    assert ref_info["duration"] == audio_info.duration
+    assert ref_info["num_samples"] == audio_info.num_samples
+    assert ref_info["num_channels"] == audio_info.num_channels
+    assert ref_info["sample_rate"] == audio_info.sample_rate
+    assert ref_info["bit_depth"] == audio_info.bit_depth
 
 
 @pytest.mark.parametrize(
@@ -48,8 +57,8 @@ def test_info_direct(file_name):
 def test_info_read(file_name, mode):
     ref_info = ref_read(file_name)
     audio_info = f.read(file_name, mode=mode).info
-    assert ref_info.num_frames / ref_info.sample_rate == audio_info.duration
-    assert ref_info.num_frames == audio_info.num_samples
-    assert ref_info.num_channels == audio_info.num_channels
-    assert ref_info.sample_rate == audio_info.sample_rate
-    assert ref_info.bits_per_sample == audio_info.bit_depth
+    assert ref_info["duration"] == audio_info.duration
+    assert ref_info["num_samples"] == audio_info.num_samples
+    assert ref_info["num_channels"] == audio_info.num_channels
+    assert ref_info["sample_rate"] == audio_info.sample_rate
+    assert ref_info["bit_depth"] == audio_info.bit_depth