Difference between revisions of "Video Signals"

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(add composite info)
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==HDMI==
 
==HDMI==
  
==Component==
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==Component (YPbPr)==
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[[File:Component-cables.jpg|thumb|150px|Component cables]]
  
 
==S-video==
 
==S-video==
[[File:S-video-connector-female.jpg|thumb|S-video female connector]]
+
[[File:S-video-connector-female.jpg|thumb|150px|S-video female connector]]
 
S-video splits the video signal into two pieces: chroma (color) and luma (brightness). Chroma and luma are sometimes abbreviated by the letters C and Y, respectively.
 
S-video splits the video signal into two pieces: chroma (color) and luma (brightness). Chroma and luma are sometimes abbreviated by the letters C and Y, respectively.
 
{| class="wikitable" style="width: 300px;"
 
{| class="wikitable" style="width: 300px;"
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==Composite==
 
==Composite==
[[File:Composite-video-cable.jpg|thumb|Yellow RCA cable]]
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[[File:Composite-video-cable.jpg|thumb|150px|Yellow RCA cable]]
 
Composite video combines the chroma and luma signals of s-video into a single signal. It is transmitted using an RCA cable, usually with a yellow connector, and is often grouped with red and white audio RCA cables. The inner pin carries the video signal, and the outer ring is ground.
 
Composite video combines the chroma and luma signals of s-video into a single signal. It is transmitted using an RCA cable, usually with a yellow connector, and is often grouped with red and white audio RCA cables. The inner pin carries the video signal, and the outer ring is ground.
  
 
==RF==
 
==RF==
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 +
==Quality comparison==
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<gallery>
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Video-signal-quality-difference.jpg|RGB, composite, and RF
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</gallery>

Revision as of 03:48, 5 June 2013

RGB

HDMI

Component (YPbPr)

Component cables

S-video

S-video female connector

S-video splits the video signal into two pieces: chroma (color) and luma (brightness). Chroma and luma are sometimes abbreviated by the letters C and Y, respectively.

Pin Assignments
Pin 1 Ground (Luma)
Pin 2 Ground (Chroma)
Pin 3 Luma
Pin 4 Chroma

Composite

Yellow RCA cable

Composite video combines the chroma and luma signals of s-video into a single signal. It is transmitted using an RCA cable, usually with a yellow connector, and is often grouped with red and white audio RCA cables. The inner pin carries the video signal, and the outer ring is ground.

RF

Quality comparison