Retire legacy implementations and flatten managed layout

2026-09-21 00:11:32 +02:00
parent dd811a0bb8
commit 08e6c5930a
422 changed files with 252 additions and 38242 deletions
@@ -0,0 +1,34 @@
+using VoiceCat.Codec;
+using VoiceCat.Dsp;
+
+namespace VoiceCat.Tests;
+
+public sealed class MediaAllocationTests
+{
+    [Fact]
+    public void SteadyStateCodecAndDspDoNotAllocateManagedMemory()
+    {
+        using var encoder = new OpusEncoder();
+        using var decoder = new OpusDecoder();
+        using var denoiser = new RnnoiseProcessor();
+        var vad = new EnergyVadProcessor();
+        short[] pcm = new short[960];
+        short[] decoded = new short[960];
+        byte[] packet = new byte[4000];
+        CodecTests.FillTone(pcm, 960, 1, 48000, 0);
+        for (int i = 0; i < 100; i++) Cycle(encoder, decoder, denoiser, vad, pcm, decoded, packet);
+        long before = GC.GetAllocatedBytesForCurrentThread();
+        for (int i = 0; i < 1000; i++) Cycle(encoder, decoder, denoiser, vad, pcm, decoded, packet);
+        long allocated = GC.GetAllocatedBytesForCurrentThread() - before;
+        Assert.Equal(0, allocated);
+    }
+
+    private static void Cycle(OpusEncoder encoder, OpusDecoder decoder, RnnoiseProcessor denoiser,
+        EnergyVadProcessor vad, short[] pcm, short[] decoded, byte[] packet)
+    {
+        int bytes = encoder.Encode(pcm, packet);
+        decoder.Decode(packet.AsSpan(0, bytes), decoded, 960);
+        denoiser.Process(decoded);
+        vad.Process(decoded);
+    }
+}