From c3c284f8d2c0d343fb4363f401b36391e99ad8b2 Mon Sep 17 00:00:00 2001 From: michael Date: Tue, 9 Sep 2008 18:01:25 +0000 Subject: Add table of rgb->yuv conversion coefficients. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@27558 b3059339-0415-0410-9bf9-f77b7e298cf2 --- libswscale/swscale.c | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'libswscale/swscale.c') diff --git a/libswscale/swscale.c b/libswscale/swscale.c index 0b9bb1e63f..44069cd408 100644 --- a/libswscale/swscale.c +++ b/libswscale/swscale.c @@ -165,6 +165,17 @@ unsigned swscale_version(void) extern const int32_t Inverse_Table_6_9[8][4]; +static const double rgb2yuv_table[8][9]={ + {0.7152, 0.0722, 0.2126, -0.386, 0.5, -0.115, -0.454, -0.046, 0.5}, + {0.7152, 0.0722, 0.2126, -0.386, 0.5, -0.115, -0.454, -0.046, 0.5}, + {0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, + {0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, + {0.59 , 0.11 , 0.30 , -0.331, 0.5, -0.169, -0.421, -0.079, 0.5}, //FCC + {0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, + {0.587 , 0.114 , 0.299 , -0.331, 0.5, -0.169, -0.419, -0.081, 0.5}, //SMPTE 170M + {0.701 , 0.087 , 0.212 , -0.384, 0.5 -0.116, -0.445, -0.055, 0.5}, //SMPTE 240M +}; + /* NOTES Special versions: fast Y 1:1 scaling (no interpolation in y direction) -- cgit v1.2.3