WARNING: .\zbar\decoder\pdf417.c:89: unknown: Assertion g[0] = 0 g[1] = 0 g[2] = 0 fail

WARNING: .zbardecoderpdf417.c:89: unknown: Assertion g[0] = 0 g[1] = 0 g[2] = 0 fail

pyzbar二维码识别
…
test = pyzbar.decode(frame)
…
WARNING: .zbardecoderpdf417.c:89: : Assertion “g[0] >= 0 && g[1] >= 0 && g[2] >= 0” failed.
dir=0 sig=2f81 k=3 g0=c6a g1=ffffffff g2=ab9 buf[0000]=

decode(image,sybols=None)缺省状态，去解所有码
二维码时，指定为QRCODE

以上改为：
… test=pyzbar.decode(frame,ymbols=[pyzbar.ZBarSymbol.QRCODE])
或test=pyzbar.decode(frame,ymbols=[64])
…