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qr display cleanup

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Peter D. Gray 2023-06-01 11:09:25 -04:00 committed by scgbckbone
parent 1fd6f1a1c3
commit ce8c5dacd5
1 changed files with 8 additions and 25 deletions
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33
unix/simulator.py
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@ -16,7 +16,7 @@ import os, sys, tty, pty, termios, time, pdb, tempfile, struct, zlib
import subprocess
import sdl2.ext
import PIL
from PIL import Image, ImageSequence
from PIL import Image, ImageSequence, ImageOps
from select import select
import fcntl
from binascii import b2a_hex, a2b_hex
@ -203,38 +203,21 @@ class LCDSimulator(SimulatedScreen):
print(f'QR: {scan_w=} {expand=} {w=}')
assert 21 <= w < 177 and (w%2) == 1, w
# use PIL to resize/paste into border
# use PIL to resize and add border
# - but pasting img into sprite is too hard, so use self.mv instead
W = (w+2) * expand
qr = Image.new('1', (W, W), 0)
tmp = Image.frombytes('1', (w, w), here).resize( (w*expand, w*expand))
#resample=PIL.Resampling.NEAREST)
qr.paste(tmp, (expand, expand))
pixels = list(qr.convert('L').getdata(0))
tmp = Image.frombytes('1', (w, w), here).resize( (w*expand, w*expand),
resample=Image.Resampling.NEAREST)
qr = ImageOps.expand(tmp, expand, 0)
assert qr.size == (W, W)
pos = 0
pixels = list(qr.getdata(0))
for y in range(Y, Y+W):
for x in range(X, X+W):
self.mv[x][y] = 0x0000 if pixels[pos] else 0xffff
pos += 1
if 0:
H = w * expand
mask = 0x80
pos = 0
for y in range(w):
for x in range(w):
val = 0x0000 if (here[pos] & mask) else 0xffff
for z in range(expand*expand):
self.mv[X+(x*expand)+(z % expand)][Y+(y*expand)+(z // expand)] = val
mask = (mask >> 1) & 0xff
if not mask:
mask = 0x80
pos += 1
mask = 0x80
pos += 1
elif mode == 'r':
# raw RGB565 pixels (not compressed, packed)
# slow, avoid