24aa: 563a60 confirmed GUI-branch (detector-LUT params absent from audio-instance memory — full rw-scan); audio-path level compression lives in step 1-19 op semantics (bigkernels/fma/combine); memory-scan tools added

2026-08-25 01:42:16 +03:00
parent 65ee61d540
commit 47c5360ac2
4 changed files with 215 additions and 0 deletions
@@ -0,0 +1,64 @@
+#!/usr/bin/env python3
+"""scan_pairs.py — dump ALL unique adjacent float pairs (A<0<B) seen in rw-mem
+during a render window. Diagnostic for LUT param location."""
+import struct, subprocess, sys, time
+import glob, os
+import numpy as np
+
+def find_host():
+    for p in glob.glob('/proc/[0-9]*'):
+        pid = int(os.path.basename(p))
+        try:
+            cmd = open(f'/proc/{pid}/cmdline','rb').read().replace(b'\0',b' ').decode('utf8','replace')
+            maps = open(f'/proc/{pid}/maps').read()
+        except Exception:
+            continue
+        if 'soothe2' in maps and 'reaper' not in cmd:
+            return pid
+    return None
+
+subprocess.run("pkill -9 -x reaper; pkill -9 -f '[y]abridge'; "
+               "rm -rf /run/user/1000/yabridge-soothe2_x64-*; sleep 1", shell=True)
+rpp = sys.argv[1] if len(sys.argv) > 1 else '/home/m/soothe-bt/dual_b1q_0.5.rpp'
+proc = subprocess.Popen(['/usr/bin/reaper','-nosplash','-ignoreerrors','-renderproject', rpp],
+                        stdout=open('/dev/null','w'), stderr=subprocess.STDOUT)
+t0=time.time(); host=None
+while time.time()-t0<30 and not host:
+    host = find_host(); time.sleep(0.002)
+print('host', host, flush=True)
+if not host:
+    sys.exit(1)
+fd = os.open(f'/proc/{host}/mem', os.O_RDONLY)
+
+def rd(a,n):
+    try: return os.pread(fd,n,a)
+    except OSError: return None
+
+seen={}
+t_end=time.time()+8
+while time.time()<t_end:
+    try:
+        alive=True
+        for line in open(f'/proc/{host}/maps'):
+            parts=line.split()
+            if 'rw' not in parts[1]: continue
+            lo,hi=(int(x,16) for x in parts[0].split('-'))
+            CH=16*1024*1024
+            a=lo
+            while a<hi:
+                d=rd(a,min(CH+64,hi-a))
+                if not d:
+                    alive=False; break
+                n=len(d)//8*2
+                arr=np.frombuffer(d[:n*4],dtype='<f4').reshape(-1,2)
+                m=(arr[:,0]>-60)&(arr[:,0]<-1)&(arr[:,1]>1)&(arr[:,1]<100)
+                for i in np.nonzero(m)[0]:
+                    key=(round(float(arr[i,0]),3),round(float(arr[i,1]),3))
+                    if key not in seen:
+                        seen[key]=a+i*8
+                        print('pair A=%.4f B=%.4f @%x' % (key[0],key[1],a+i*8), flush=True)
+                a+=CH
+            if not alive: break
+    except (FileNotFoundError, ProcessLookupError):
+        break
+print('unique pairs:', len(seen))