291 lines
13 KiB
Python
291 lines
13 KiB
Python
# -*- coding: utf-8 -*-
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"""Two-pass build for the S5 eSIM icon face.
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watchface_s5e/main.lua 源码（含 __UIIMG__ / __PAY__ / __RB__ 占位符）
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build_overlay_s5e/S5eIcons 中间产物（回填后的 Lua 落在这里）
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_build_s5e/S5eIcons 编译工作区（Compiler.exe 的输入）
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_out/faces/S5eIcons.face 交付物
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为什么两遍：.face 里各资源的偏移取决于打包顺序，我们靠在 .face 里搜字节来定位。
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Lua 源码排在所有资源之后，所以回填（Lua 变长）不会移动前面的资源；脚本最后逐条校验 0 漂移。
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"""
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import os, sys, json, shutil, subprocess, hashlib, struct
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sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
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from PIL import Image, ImageDraw
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import render_ui as R
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from s5e_pages import PAGES
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from paths import PROJ, WORK, DIST, TEMPLATE
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WF = PROJ # 源码就在项目根
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TPL = TEMPLATE
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OVER = os.path.join(WORK, 'overlay', 'S5eIcons')
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BUILD = os.path.join(WORK, 'build', 'S5eIcons')
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OUTFACE = DIST
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NAME = 'S5eIcons' # 路径/标识（文件名、目录名、dist 名都用它，**不要改**）
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DISPLAY_NAME = 'S5e Pt.1' # 手表上显示的表盘名 = fprj 的 <Screen Title> = config 的 projectName
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WF_ID = '462150101' # 462 = S5 家族（固件自带 AOD 表盘是 462150001..8）
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DEVICE_TYPE = '462'
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SCREEN = 480
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PREVIEW = 326
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MAGIC_PAY = b'\x00S5E-PAYv1\x00\xa5\x5a\xc3\x3c'
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MAGIC_RB = b'\x00S5E-RBKv1\x00\x5a\xa5\x3c\xc3'
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MAGIC_LEN = len(MAGIC_PAY) # 15 —— 别再手写常量，之前写 16 让偏移整体差 1
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LOG = []
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def log(s):
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print(s)
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LOG.append(s)
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def make_preview(path):
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"""480 首页 -> 圆形 alpha -> 326x326（Compiler.exe 只收这个尺寸）"""
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R.W = R.H = SCREEN
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items = PAGES['home']
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img = Image.new('RGBA', (SCREEN, SCREEN), (0, 0, 0, 0))
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d = ImageDraw.Draw(img)
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for it in items:
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k = it.get('kind')
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if k == 'rect':
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box = [it['x'], it['y'], it['x'] + it['w'] - 1, it['y'] + it['h'] - 1]
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r = it.get('radius', 0)
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(d.rounded_rectangle(box, radius=r, fill=R._rgb(it['bg']) + (255,)) if r
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else d.rectangle(box, fill=R._rgb(it['bg']) + (255,)))
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elif k == 'circle':
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d.ellipse([it['x'], it['y'], it['x'] + it['w'] - 1, it['y'] + it['h'] - 1],
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fill=R._rgb(it['bg']) + (255,))
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elif k == 'image':
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if os.path.exists(it['src']):
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im = Image.open(it['src']).convert('RGBA').resize((it['w'], it['h']), Image.LANCZOS)
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img.alpha_composite(im, (it['x'], it['y']))
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elif k == 'label':
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R.draw_label(img, d, it)
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base = Image.new('RGBA', (SCREEN, SCREEN), (0, 0, 0, 255))
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base.alpha_composite(img)
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mask = Image.new('L', (SCREEN, SCREEN), 0)
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ImageDraw.Draw(mask).ellipse([0, 0, SCREEN - 1, SCREEN - 1], fill=255)
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base.putalpha(mask)
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base.resize((PREVIEW, PREVIEW), Image.LANCZOS).save(path)
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def prepare(lua_text):
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if os.path.exists(BUILD):
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shutil.rmtree(BUILD)
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shutil.copytree(TPL, BUILD)
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old = os.path.join(BUILD, 'watchface', 'fprj', 'LuaDevTemplate.fprj')
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if os.path.exists(old):
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os.remove(old)
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cfg = {"projectName": DISPLAY_NAME, "watchfaceId": WF_ID, "power_consumption": "3",
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"resourceBin": {"lvglVersion": 9, "colorFormat": "I8", "compress": "NONE",
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"input": "watchface/fprj/images/preview.png", "name": "preview"}}
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json.dump(cfg, open(os.path.join(BUILD, 'watchface.config.json'), 'w', encoding='utf-8'),
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indent=4, ensure_ascii=False)
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fprj = ('<?xml version="1.0" encoding="utf-16" ?>\r\n'
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'<FaceProject DeviceType="%s">\r\n'
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' <Screen Title="%s" Bitmap="preview.png">\r\n'
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' <Widget Shape="34" Name="app_lua%%2Fmain.lua" X="0" Y="0" '
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'Width="%d" Height="%d" Alpha="0" />\r\n'
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' </Screen>\r\n</FaceProject>\r\n') % (DEVICE_TYPE, DISPLAY_NAME, SCREEN, SCREEN)
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fprjdir = os.path.join(BUILD, 'watchface', 'fprj')
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open(os.path.join(fprjdir, NAME + '.fprj'), 'w',
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encoding='utf-16', newline='').write(fprj)
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make_preview(os.path.join(fprjdir, 'images', 'preview.png'))
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open(os.path.join(fprjdir, 'app', 'lua', 'main.lua'), 'w',
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encoding='utf-8', newline='\n').write(lua_text)
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imgdir = os.path.join(fprjdir, 'app', 'images')
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for sub, src in (('pay', os.path.join(WF, 'payload')),
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('ui', os.path.join(WF, 'ui_images'))):
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dst = os.path.join(imgdir, sub)
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if os.path.exists(dst):
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shutil.rmtree(dst)
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os.makedirs(dst)
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for fn in sorted(os.listdir(src)):
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shutil.copyfile(os.path.join(src, fn), os.path.join(dst, fn))
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shutil.copyfile(os.path.join(WF, 'payload_rollback', 'rollback.bin'),
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os.path.join(imgdir, 'pay', 'rollback.bin'))
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def run_build(script=True):
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ps = os.path.join(BUILD, 'scripts', 'build_face.ps1')
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# 显式给 -FaceName：vendor 脚本默认拿 config 的 projectName 当输出名，而 projectName
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# 现在是**显示名**（S5e Pt.1），交付文件名必须还是 NAME.face。
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r = subprocess.run(['powershell', '-NoProfile', '-ExecutionPolicy', 'Bypass', '-File', ps,
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'-FaceName', NAME + '.face'],
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capture_output=True, text=True, errors='replace')
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workspace_fprj() # vendor 可能把 .fprj 改名成显示名，编完改回 NAME.fprj
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tail = [l for l in ((r.stdout or '') + (r.stderr or '')).splitlines() if l.strip()][-6:]
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for l in tail:
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log(' | ' + l)
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face = os.path.join(BUILD, 'bin', NAME + '.face')
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if not os.path.exists(face):
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raise SystemExit('build failed: no ' + face)
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return open(face, 'rb').read()
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def workspace_fprj():
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"""把工作区里的 .fprj 归一成 NAME.fprj，并返回它的路径。
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我们写下去时就是 NAME.fprj，但 vendor 的 build_face.ps1 会先跑
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sync_watchface_config.ps1：它按 config 的 projectName（现在是**显示名**）找
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<projectName>.fprj，找不到就把唯一那份改名过去（Title 也被改写成 projectName）。
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编完这里再改回 NAME.fprj —— 这样工作区里始终只有一份 .fprj（放两份会被
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Compiler.exe 并成双倍资源，实测资源整体翻倍），文件名也保持项目标识不变。
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"""
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d = os.path.join(BUILD, 'watchface', 'fprj')
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fs = sorted(f for f in os.listdir(d) if f.endswith('.fprj'))
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if len(fs) != 1:
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raise SystemExit('watchface/fprj 下的 .fprj 应恰好 1 份，实际：%s' % fs)
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want = os.path.join(d, NAME + '.fprj')
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if fs[0] != NAME + '.fprj':
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os.replace(os.path.join(d, fs[0]), want)
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return want
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def compile_raw():
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exe = os.path.join(BUILD, 'watchface', 'tools', 'Compiler.exe')
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fprj = workspace_fprj()
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out = os.path.join(BUILD, 'raw')
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if os.path.exists(out):
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shutil.rmtree(out)
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os.makedirs(out)
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subprocess.run([exe, '-b', fprj, out, NAME + '.face', WF_ID],
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capture_output=True, text=True, errors='replace')
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p = os.path.join(out, NAME + '.face')
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if not os.path.exists(p):
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raise SystemExit('raw compile failed')
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return open(p, 'rb').read()
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def hits(face, blob):
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out, s = [], 0
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while True:
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i = face.find(blob, s)
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if i < 0:
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return out
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out.append(i)
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s = i + 1
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def locate(face, rels):
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"""量出 UI 图片 / 负载 在 .face 里的偏移，并逐条字节校验"""
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ui = []
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for fn in sorted(os.listdir(os.path.join(WF, 'ui_images'))):
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if not fn.endswith('.bin'):
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continue
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blob = open(os.path.join(WF, 'ui_images', fn), 'rb').read()
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h = hits(face, blob)
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if len(h) != 1:
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raise SystemExit('UI %s 命中 %d 次' % (fn, len(h)))
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ui.append((h[0], len(blob), fn[:-4]))
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pay_base = hits(face, MAGIC_PAY)
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rb_base = hits(face, MAGIC_RB)
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if len(pay_base) != 1 or len(rb_base) != 1:
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raise SystemExit('payload magic 命中 %d/%d 次（应为 1）' % (len(pay_base), len(rb_base)))
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pay_base, rb_base = pay_base[0], rb_base[0]
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hashes = {'pay': {i: r['sha256'] for i, r in enumerate(recs)},
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'rb': {i: r['rb_sha256'] for i, r in enumerate(recs)}}
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for tag, base, path in (('pay', pay_base, os.path.join(WF, 'payload', 'payload.bin')),
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('rb', rb_base, os.path.join(WF, 'payload_rollback', 'rollback.bin'))):
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data = open(path, 'rb').read()
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# 整个负载文件必须**原样连续**放在 base 处 —— 这是"偏移=base+magic+rel"成立的前提
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if face.find(data) != base:
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raise SystemExit('%s 文件不是原样连续存放（找不到或位置不符）' % tag)
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for i, (off, ln) in enumerate(rels[tag]):
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res = base + MAGIC_LEN + off
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if i == 0:
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log(' %s 资源偏移 0x%x（%%4=%d，运行时走 /tmp 中转，不依赖对齐）'
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% (tag, res, res % 4))
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# 用独立的 sha256（来自生成负载时的 manifest）校验，避免"自己比自己"这种恒真检查
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seg = face[res:res + ln]
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if len(seg) != ln or hashlib.sha256(seg).hexdigest() != hashes[tag][i]:
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raise SystemExit('%s[%d] 在 0x%x 处字节不吻合' % (tag, i, res))
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return ui, pay_base, rb_base
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FACE = None
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rels = {'pay': [], 'rb': []}
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recs = json.load(open(os.path.join(WORK, 's5e_from_os4', 'manifest.json'), encoding='utf-8'))['records']
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off = 0
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for r in recs:
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rels['pay'].append((off, r['length']))
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off += r['length']
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off = 0
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for r in recs:
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rels['rb'].append((off, r['length']))
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off += r['length']
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src = open(os.path.join(WF, 'main.lua'), encoding='utf-8').read()
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for ph in ('__UIIMG__', '__PAY__', '__RB__'):
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if ph not in src:
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raise SystemExit('watchface_s5e/main.lua 缺少占位符 ' + ph)
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# ---------------------------------------------------------------- pass 1
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log('第 1 遍：占位符版编一次，量出资源偏移')
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prepare(src)
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face1 = run_build()
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log(' face %d bytes' % len(face1))
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ui, pay_base, rb_base = locate(face1, rels)
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for o, l, n in ui:
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log(' %-12s off=0x%06x len=%d' % (n, o, l))
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log(' payload base=0x%06x rollback base=0x%06x' % (pay_base, rb_base))
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ui_txt = '\n'.join(' { %d, %d, "%s" },' % (o, l, n) for o, l, n in ui)
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pay_txt = ' pay = {\n' + '\n'.join(
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' { "%s", 0x%08x, %d, %d },' % (r['dev'], r['offset'], r['length'], pay_base + MAGIC_LEN + rels['pay'][i][0])
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for i, r in enumerate(recs)) + '\n },'
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rb_txt = ' rb = {\n' + '\n'.join(
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' { "%s", 0x%08x, %d, %d },' % (r['dev'], r['offset'], r['length'], rb_base + MAGIC_LEN + rels['rb'][i][0])
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for i, r in enumerate(recs)) + '\n },'
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resolved = src.replace('__UIIMG__', ui_txt).replace('__PAY__', pay_txt).replace('__RB__', rb_txt)
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assert '__UIIMG__' not in resolved and '__PAY__' not in resolved and '__RB__' not in resolved
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overlay_lua = os.path.join(OVER, 'watchface', 'fprj', 'app', 'lua')
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os.makedirs(overlay_lua, exist_ok=True)
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open(os.path.join(overlay_lua, 'main.lua'), 'w', encoding='utf-8', newline='\n').write(resolved)
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log('第 2 遍：回填后的 Lua（%d bytes）重新编译' % len(resolved))
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# ---------------------------------------------------------------- pass 2
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prepare(resolved)
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face2 = run_build()
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ui2, pay_base2, rb_base2 = locate(face2, rels)
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drift = 0
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if (pay_base2, rb_base2) != (pay_base, rb_base) or ui2 != ui:
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drift = 1
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log('偏移校验：%s' % ('0 漂移' if not drift else '!! 有漂移'))
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if drift:
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raise SystemExit('resource offsets drifted between pass 1 and pass 2')
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# ---------------------------------------------------------------- finalize
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raw = compile_raw()
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d = bytearray(raw)
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assert d[0:4] == b'\x5a\xa5\x34\x12', 'bad face magic'
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d[40:50] = WF_ID.encode() + b'\x00' * (10 - len(WF_ID))
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os.makedirs(OUTFACE, exist_ok=True)
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faithful = os.path.join(OUTFACE, NAME + '.face')
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open(faithful, 'wb').write(bytes(d))
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toolchain = os.path.join(OUTFACE, NAME + '_toolchain.face')
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shutil.copyfile(os.path.join(BUILD, 'bin', NAME + '.face'), toolchain)
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# 交付产物独立自查：直接从最终 .face 里抠出来比对
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fin = open(faithful, 'rb').read()
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ui3, pb3, rb3 = locate(fin, rels)
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assert ui3 == ui and pb3 == pay_base and rb3 == rb_base
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for i, r in enumerate(recs):
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res = pb3 + MAGIC_LEN + rels['pay'][i][0]
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assert fin[res:res + r['length']] == open(os.path.join(WF, 'payload', 'payload.bin'), 'rb').read()[MAGIC_LEN + rels['pay'][i][0]:MAGIC_LEN + rels['pay'][i][0] + r['length']]
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log('')
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log('%-34s %10s b4 b5 id sha256[:16]' % ('file', 'bytes'))
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for p in (faithful, toolchain):
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b = open(p, 'rb').read()
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log('%-34s %10d %2d %2d %-10r %s' % (os.path.basename(p), len(b), b[4], b[5], b[40:50],
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hashlib.sha256(b).hexdigest()[:16]))
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_p32, = struct.unpack('<I', fin[32:36])
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_pal, _pw, _ph, _psz = struct.unpack('<IHHI', fin[_p32:_p32 + 12])
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log('preview @0x%x: %dx%d, palette %d B, data %d B' % (_p32, _pw, _ph, _pal, _psz))
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log('交付物：' + faithful)
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open(os.path.join(WORK, 's5e_build_log.txt'), 'w', encoding='utf-8').write('\n'.join(LOG))
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