P1.1: embed runtime-captured DSP tables (WIN_WINDOW, FREQAXIS@48k, WA/WB/WC/WD), dsp_ctx registry mirror, tables_check ALL OK

handoff/emit_tables.py

@@ -0,0 +1,70 @@
+#!/usr/bin/env python3
+"""Emit dsp/tables_data.hpp: embed captured live .npy tables as C arrays.
+
+Sourced from handoff/rt*.npy (runtime capture of the DSP registry, NOTES_CAPTURE).
+Output is a single header so the port zero-copies the real tables the plugin used.
+"""
+import numpy as np
+import os
+
+HERE = os.path.dirname(os.path.abspath(__file__))
+OUT = os.path.join(HERE, "..", "dsp", "tables_data.hpp")
+
+SPECS = [
+    ("WIN_WINDOW", "rtwin_freq_44100.npy"),           # 0x540658 FFT-conv window, 8193 f32
+    ("WIN_FREQAXIS", "rtfreqaxis_48000_internal.npy"),  # freq-axis 2048 f32 (internal SR 48000)
+    ("WTA_WEIGHT", "rtwa_596.npy"),                    # [03] 0.596->0.126
+    ("WTB_WEIGHT", "rtwb_404.npy"),                    # [04] 0.404->0.874
+    ("WTC_WEIGHT", "rtwc_043.npy"),                    # [05]
+    ("WTD_WEIGHT", "rtwd_956.npy"),                    # [06]
+]
+WINDOW_N = 8193
+
+
+def fmt_floats(a):
+    s = []
+    for v in a:
+        r = ("%.9g" % float(v)).encode().decode("ascii")
+        s.append(r)
+    return s
+
+
+def emit_header(out_path, blocks):
+    with open(out_path, "w") as f:
+        f.write("// AUTOGENERATED from runtime capture handoff/rt*.npy (NOTES_CAPTURE 2026-08-19).\n")
+        f.write("// Do not edit by hand; regenerate with handoff/emit_tables.py.\n")
+        f.write("#pragma once\n#include <cstddef>\n#include <cstdint>\n\n")
+        for name, npy_file, arr in blocks:
+            f.write(f"constexpr size_t {name}_COUNT = {arr.size};\n")
+            f.write(f"const float {name}[{arr.size}] = {{\n")
+            line = []
+            for s in fmt_floats(arr):
+                line.append(s)
+                if len(line) == 8:
+                    f.write("  " + ", ".join(line) + ",\n")
+                    line = []
+            if line:
+                f.write("  " + ", ".join(line) + ",\n")
+            f.write("};\n\n")
+
+
+def main():
+    blocks = []
+    for name, filename in SPECS:
+        path = os.path.join(HERE, filename)
+        if not os.path.exists(path):
+            print(f"missing table {filename} — skipping")
+            continue
+        arr = np.load(path)
+        arr = arr.ravel().astype(np.float32)
+        if arr.shape[0] not in (WINDOW_N, 8193, 2048, 2049):
+            print(f"unexpected size for {filename}: {arr.shape}")
+        blocks.append((name, filename, arr))
+        print(f"loaded {filename}: {arr.shape} {arr.dtype}")
+
+    emit_header(OUT, blocks)
+    print(f"wrote {OUT} ({sum(b[2].size for b in blocks)} floats)")
+
+
+if __name__ == "__main__":
+    main()