有人知道如何自动找出手机屏幕上的坏点吗?

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英文:

Does anyone know how to find dead pixels on a phone screen automatically?

问题

有人知道程序如何在手机屏幕上找到坏点像素吗?我找到了许多坏点像素检测工具,它们的实现方法都很类似。它们会显示单一颜色的屏幕,比如红色、绿色、蓝色、白色和黑色。然后,我们需要手动检查是否有任何颜色不同的点(也就是坏点像素)。

有没有可能自动找到这些坏点像素呢?

英文:

does anyone know how a program can find dead pixels on a phone screen?

I found a lot of dead pixel finding tools and all of their implementations looks similar. It's showing a single-color screen, such as red, green, blue, white and black. Then, we need to check if there's any dots with different color (which is dead pixels) manually.

Is it possible to find the dead pixels automatically?

答案1

得分: 2

不,不是这样的。呈现像素是一个“只写”过程,很像向控制台发送消息。物理像素没有任何反馈,表明它们是否按预期开启。可以将其想象成电视屏幕:广播工作室无法得知您是否收到节目。他们只是发送信号;您根据您设置的硬件状态接收或忽略该信号。

英文:

No, it isn't. Rendering the pixels is a "write-only" process, much like sending a message to the console. There is no feedback from the physical pixels to indicate whether they turned on as expected. Think of it like a TV screen: the broadcast studio has no way to tell whether you got the program. They simply send out the signal; you pick it up or ignore it, depending on how you set your hardware state.

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  • 本文由 发表于 2020年10月15日 14:28:37
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