本文论述视频信号处理中，将幅度悬殊的多目标视频信号转换成二值化信号的各种方法。

All kinds of methods for transforming multi-objects video signals with largely different amplitude into two values signals are described.

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沿着一条直线的图象象素被转换成视频信号，然后由一个电子滤波器进行低通滤波。

The picture elements across a line are converted to the video signal and low-pass filtered with an electrical filter .

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叙述了采用AL128为核心芯片的转换器硬件结构设计，详细说明了对各种输入格式的视频信号实现自动检测和自动处理的原理和过程。

This paper describes the hardware design with the core of AL128, and explains the procedure in detail for auto-detect and automatic processing for different types of input video signal.

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