Hey,
I've got a a movie here and I want to encode it to (S)VCD to watch it on my dvd player. Not a problem, done that often with TMPGenc. But the movie is in grayscale. Is there a way to encode it to a grayscale (S)VCD? That would save a lot of space on the cd('s). Or will the file turn out to be very small when VBR encoded?
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Greyscale is not black and white, so its treated the same as full colour, convertion is done the same way.
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When grayscale, the red, green and blue components are equal. Thus you only have to store one of these three values. When you handle with full colour you have to store them all.Originally Posted by KingJohn
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Grey scale is not black and white, it is not 1 value either.
A RED 1, GREEN 1, BLUE 1 thought-out the move would produce 1 colour only, but grayscale can be 16 million shades of grey can it not ?.
The dithering of black/white would produce a large number of shades, as would colour.
The conversion is the same -
Greyscale can be 256 shades.Originally Posted by KingJohn
In full colour you have 16 million (256 different red values, 256 green and 256 blue, 256*256*256 = 16 million). But when grayscale, the red, green and blue components are the same, so that makes it 256 different values.
When you store a colour that is full colour, it takes 3 bytes (1 for red, 1 for green and 1 for blue) When you store a grayscale colour it takes only 1 byte, because the red, green and blue components are equal then.
Try it out and save a grayscale image as full colour BMP and as grayscale BMP.
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I dont need to try anything out, I know the greyscale will be much smaller, but the point is, the convertion to (S)VCD will be the same as for colour.
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