Commit 0f5d4aa8 authored by Michael Niedermayer's avatar Michael Niedermayer
Browse files

Add table of rgb->yuv convertion coefficients.

Originally committed as revision 27558 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
parent 35ab2b64
......@@ -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)
......
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