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# -*- coding: utf-8 -*-
"""QA sobre el MP4 terminado: extrae el audio ya mezclado con la musica,
lo corta segun el timeline y lo transcribe. Prueba que se entiende la voz
por encima de la cama, no solo que el WAV suelto estaba bien."""
import json, os, subprocess, sys
from difflib import SequenceMatcher
ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, os.path.join(ROOT, "scripts"))
from narration import SCRIPTS
from verify import norm
from gen_audio import transcribe
LIMITE = 0.88
def main(names):
peor = []
for name in names:
mp4 = os.path.join(ROOT, "out", f"{name}.mp4")
tl = json.load(open(os.path.join(ROOT, "out", f"{name}_timeline.json")))
segs = json.load(open(os.path.join(ROOT, "audio", name, "segments.json")))["segments"]
work = os.path.join(ROOT, "tmp", name + "_fin")
os.makedirs(work, exist_ok=True)
entero = os.path.join(work, "todo.wav")
subprocess.run(["ffmpeg", "-v", "error", "-y", "-i", mp4, "-vn",
"-ac", "1", "-ar", "16000", entero], check=True)
trozos = []
for bt in tl["beats"]:
p = os.path.join(work, f"{bt['i']:02d}.wav")
subprocess.run(["ffmpeg", "-v", "error", "-y", "-ss", f"{bt['start']:.3f}",
"-t", f"{segs[bt['i']]['dur'] + 0.25:.3f}", "-i", entero,
"-c", "copy", p], check=True)
trozos.append(p)
tr = transcribe(trozos, work)
print(f"\n=== {name} (mezcla final) ===")
for bt, p in zip(tl["beats"], trozos):
i = bt["i"]
got = tr[p]
r = SequenceMatcher(None, norm(segs[i]["tts"]), norm(got)).ratio()
if r < LIMITE:
peor.append((name, i, r))
print(f" {i:02d} {'OK ' if r >= LIMITE else 'REV'} {r:.2f} | {got}")
print("\n>> a revisar:", peor if peor else "nada")
if __name__ == "__main__":
main(sys.argv[1:] or list(SCRIPTS))
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