Jan 8, 2003 #1 S steak Newbie level 6 Joined Oct 19, 2001 Messages 14 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 38 Hi all, I'm looking for informations on FRC method to convert 8bits to 6bits color depth (named also dithering) in TFT timing controllers. Anyone can explain the algorithm? Thanks in advance Best regards STEAK
Hi all, I'm looking for informations on FRC method to convert 8bits to 6bits color depth (named also dithering) in TFT timing controllers. Anyone can explain the algorithm? Thanks in advance Best regards STEAK
Feb 8, 2003 #2 Y yaojx Newbie level 1 Joined Feb 8, 2003 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 12 hi steak: the dither is this first we define a 4x4 matrix like this A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 the TFT data come like this B00 B01 B02 B03 B04 ..... B10 B11 B12 B13 B14 ..... B20 .............................. the dither algorithm is A1 + B00 ,A2+B01 ,A3+B02 , A4+B03, A1+B04 ......... A5+B10,A6+B11,A7+B12......... then leave the MSB 6bit
hi steak: the dither is this first we define a 4x4 matrix like this A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 the TFT data come like this B00 B01 B02 B03 B04 ..... B10 B11 B12 B13 B14 ..... B20 .............................. the dither algorithm is A1 + B00 ,A2+B01 ,A3+B02 , A4+B03, A1+B04 ......... A5+B10,A6+B11,A7+B12......... then leave the MSB 6bit
Feb 10, 2003 #3 S steak Newbie level 6 Joined Oct 19, 2001 Messages 14 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 38 Thanks for your informations