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                                            JLLJHD

使用ZXing，CPU使用率直接飙到99，希望作者查看一下！

如果pod 的ZXing 可以对LBXZXCapture 加一个扩展 + (void)load { static dispatch_once_t onceToken; dispatch_once(&onceToken, ^{ Class class = [self class]; SEL originalSelector = @selector(captureOutput:didOutputSampleBuffer:fromConnection:); SEL swizzledSelector = @selector(hd_captureOutput:didOutputSampleBuffer:fromConnection:); Method originalMethod = class_getInstanceMethod(class, originalSelector);...