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发表于 2018-10-8 22:33 · 云南
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本帖最后由 Lumi-Kumi 于 2018-10-8 22:41 编辑
ax5120 发表于 2018-10-8 21:51
来个秒表测试吧 亲
这个国外多的是到处都有还用我自己测吗?
随便转几张图就行了
这个reddit的用户用的是索尼HDMI接口的彩监延迟已经很低了
任何倍线器说没有延迟都是不可能的因为它要做帧缓冲然后混合帧输出逐行信号
但是OSSC已经做到了当下最低
OSSC延迟比电波新闻社的XRGB-Mini还要低
Lag Test
This test is designed to be used with two displaysconnected at the same time. One being a CRT, or adisplay with a known lag as reference, and theother the display to test.
Using a camera, a picture should be taken of bothscreens at the same time. The picture will show the frame discrepancy between them.
The circles in the bottom help determine the frameeven when the numbers are blurry.
The Sega Genesis version of the test can be usedwith a Nomad as the reference display.
Manual Lag Test
The main intention is to show a changing pattern on the screen, and given a visual and repetitive cue, play a beep alternating speakers. This should show to some degree the lag (if present) when processing the signal.
As an added feature, the user can click the A button when the sprite is aligned with the one on the background, and the offset in frames form the actual intersection will be shown on screen. This can be repeated ten times and the software will calculate the average. Whenever the button was pressed before the actual intersection frame, the result will be ignored (but still shown onscreen).
The B button can be used to change the direction of the sprite from vertical to horizontal, or display both at the same time.
The C button on the Genesis and the X button on the Dreamcast can be used to turn off the audio cue. In the case of the Dreamcast, if a Purupuru (Jump pack) is found, it will be used as well.
Of course the evaluation is dependent on reflexes and/or rhythm more than anything. The visual and audio cues are the more revealing aspects which the user should consider, of course the interactive factor can give an experienced player the hang of the system when testing it via different connections. Since a frame is around 16 ms (1000/60), that value must be considered the general error when using the test results.
如果有人测试高于1毫秒那就是你显示设备的延迟问题
XRGB-Mini随便试都有3-5毫秒的延迟 |
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