#!/usr/bin/env python3
"""g_s12 pipeline: clean render ref + deepest scratch capture + render48k tract.
Then compute implied-res vs our-res for the frontend clamp analysis."""
import subprocess, os, sys, time, glob
import numpy as np

def find_host():
    import glob as g
    for p in g.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

def sh(cmd):
    return subprocess.run(cmd,shell=True,capture_output=True,text=True).stdout

sh("pkill -9 -x reaper; pkill -9 -f '[y]abridge'; "
   "rm -rf /run/user/1000/yabridge-soothe2_x64-*; sleep 1")

# 1. clean ref render
wav='/tmp/opencode/g_s12_ref.wav'
if os.path.exists(wav): os.remove(wav)
pr=subprocess.Popen(['/usr/bin/reaper','-nosplash','-ignoreerrors','-renderproject','/tmp/opencode/g_s12.rpp'],
                    stdout=subprocess.DEVNULL,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)
for _ in range(300):
    if pr.poll() is not None: break
    time.sleep(0.1)
for _ in range(50):
    if pr.poll() is not None: break
    time.sleep(0.1)
print('ref done rc=',pr.poll())

# 2. deepest scratch capture
sh("pkill -9 -x reaper; sleep 1; rm -rf /tmp/opencode/sc_g_s12")
r=sh('cd /home/m/re-tools && timeout 60 python3 scripts/rendersnap2.py /tmp/opencode/g_s12.rpp 400 /tmp/opencode/sc_g_s12')
print('capture tail:',r.strip().splitlines()[-1] if r.strip() else 'empty')

# 3. render48k tract (same input tone1k, band fc1000 q1 s12)
tf='/tmp/opencode/tract_g_s12.txt'
if os.path.exists(tf): os.remove(tf)
env=dict(os.environ); env['RT_DUMP_BIN']=tf
subprocess.run(['/home/m/re-tools/dsp/build/render48k','/home/m/soothe-bt/tone1k.wav',
                '/tmp/o48_g.wav','1000,1.0,12'],capture_output=True,env=e if False else env)
print('tract done')

# 4. analysis
import wave
def loadwav(p):
    w=wave.open(p,'rb'); n=w.getnframes(); ch=w.getnchannels(); sw=w.getsampwidth()
    d=w.readframes(n); w.close()
    if sw==2: return np.frombuffer(d,dtype=np.int16).astype(np.float64).reshape(-1,ch).mean(1)/32768
    raw=np.frombuffer(d,dtype=np.uint8).reshape(-1,ch,3)
    s=raw[:,:,0].astype(np.int64)|(raw[:,:,1].astype(np.int64)<<8)|(raw[:,:,2].astype(np.int64)<<16)
    return np.where(s>=0x800000,s-0x1000000,s).astype(np.float64).reshape(-1,ch).mean(1)/8388608
def ta(x,f,sr=44100):
    x=x[-int(0.75*sr):]; t=np.arange(len(x))/sr; w=2*np.pi*f
    return np.hypot(2*np.sum(x*np.cos(w*t))/len(x), 2*np.sum(x*np.sin(w*t))/len(x))
def db(a): return 20*np.log10(max(a,1e-12))

inp=loadwav('/home/m/soothe-bt/tone1k.wav')
ref=loadwav(wav)
rcut=-db(ta(ref,1000)/ta(inp,1000))

best=None
for fn in sorted(glob.glob('/tmp/opencode/sc_g_s12/ph*.npz')):
    d=np.load(fn)
    if '0x540628' not in d.files: continue
    s=d['0x540628'].astype(np.float64)
    if best is None or s[85]<best[0]: best=(s[85],s)
cutD=-best[0]*8.685889638 if best else float('nan')

lv=res85=None
for ln in open(tf):
    if ln.startswith('#'): continue
    p=ln.split()
    if int(p[0])==85: lv=float(p[3]); res85=float(p[2])

alpha,beta,c=3.2193,0.4927,0.5423   # dual constants
li=beta*np.expm1((cutD-c)/alpha)
print('\n=== fc1000 q1 SENS12 (недостающая точка) ===')
print('our lvl@85=%.3f  res@85=%.5f' % (lv,res85))
print('scratch cut_D=%.2f dB' % cutD)
print('law-inverse impl lvl=%.3f -> implied res=%.5f' % (li, 0.7307*3.2309/max(li,1e-9)))
print('REF goertzel cut@1000=%.2f dB' % rcut)
print('\ncontext: sens18 impl res=0.15244 (плато); ours@s18=0.0284')