Lines Matching refs:XYZ

1239 png_xy_from_XYZ(png_xy *xy, const png_XYZ *XYZ)
1243    d = XYZ->red_X + XYZ->red_Y + XYZ->red_Z;
1244    if (png_muldiv(&xy->redx, XYZ->red_X, PNG_FP_1, d) == 0)
1246    if (png_muldiv(&xy->redy, XYZ->red_Y, PNG_FP_1, d) == 0)
1249    whiteX = XYZ->red_X;
1250    whiteY = XYZ->red_Y;
1252    d = XYZ->green_X + XYZ->green_Y + XYZ->green_Z;
1253    if (png_muldiv(&xy->greenx, XYZ->green_X, PNG_FP_1, d) == 0)
1255    if (png_muldiv(&xy->greeny, XYZ->green_Y, PNG_FP_1, d) == 0)
1258    whiteX += XYZ->green_X;
1259    whiteY += XYZ->green_Y;
1261    d = XYZ->blue_X + XYZ->blue_Y + XYZ->blue_Z;
1262    if (png_muldiv(&xy->bluex, XYZ->blue_X, PNG_FP_1, d) == 0)
1264    if (png_muldiv(&xy->bluey, XYZ->blue_Y, PNG_FP_1, d) == 0)
1267    whiteX += XYZ->blue_X;
1268    whiteY += XYZ->blue_Y;
1282 png_XYZ_from_xy(png_XYZ *XYZ, const png_xy *xy)
1520    if (png_muldiv(&XYZ->red_X, xy->redx, PNG_FP_1, red_inverse) == 0)
1522    if (png_muldiv(&XYZ->red_Y, xy->redy, PNG_FP_1, red_inverse) == 0)
1524    if (png_muldiv(&XYZ->red_Z, PNG_FP_1 - xy->redx - xy->redy, PNG_FP_1,
1528    if (png_muldiv(&XYZ->green_X, xy->greenx, PNG_FP_1, green_inverse) == 0)
1530    if (png_muldiv(&XYZ->green_Y, xy->greeny, PNG_FP_1, green_inverse) == 0)
1532    if (png_muldiv(&XYZ->green_Z, PNG_FP_1 - xy->greenx - xy->greeny, PNG_FP_1,
1536    if (png_muldiv(&XYZ->blue_X, xy->bluex, blue_scale, PNG_FP_1) == 0)
1538    if (png_muldiv(&XYZ->blue_Y, xy->bluey, blue_scale, PNG_FP_1) == 0)
1540    if (png_muldiv(&XYZ->blue_Z, PNG_FP_1 - xy->bluex - xy->bluey, blue_scale,
1548 png_XYZ_normalize(png_XYZ *XYZ)
1552    if (XYZ->red_Y < 0 || XYZ->green_Y < 0 || XYZ->blue_Y < 0 ||
1553       XYZ->red_X < 0 || XYZ->green_X < 0 || XYZ->blue_X < 0 ||
1554       XYZ->red_Z < 0 || XYZ->green_Z < 0 || XYZ->blue_Z < 0)
1562    Y = XYZ->red_Y;
1563    if (0x7fffffff - Y < XYZ->green_X)
1565    Y += XYZ->green_Y;
1566    if (0x7fffffff - Y < XYZ->blue_X)
1568    Y += XYZ->blue_Y;
1572       if (png_muldiv(&XYZ->red_X, XYZ->red_X, PNG_FP_1, Y) == 0)
1574       if (png_muldiv(&XYZ->red_Y, XYZ->red_Y, PNG_FP_1, Y) == 0)
1576       if (png_muldiv(&XYZ->red_Z, XYZ->red_Z, PNG_FP_1, Y) == 0)
1579       if (png_muldiv(&XYZ->green_X, XYZ->green_X, PNG_FP_1, Y) == 0)
1581       if (png_muldiv(&XYZ->green_Y, XYZ->green_Y, PNG_FP_1, Y) == 0)
1583       if (png_muldiv(&XYZ->green_Z, XYZ->green_Z, PNG_FP_1, Y) == 0)
1586       if (png_muldiv(&XYZ->blue_X, XYZ->blue_X, PNG_FP_1, Y) == 0)
1588       if (png_muldiv(&XYZ->blue_Y, XYZ->blue_Y, PNG_FP_1, Y) == 0)
1590       if (png_muldiv(&XYZ->blue_Z, XYZ->blue_Z, PNG_FP_1, Y) == 0)
1624 png_colorspace_check_xy(png_XYZ *XYZ, const png_xy *xy)
1630    result = png_XYZ_from_xy(XYZ, xy);
1634    result = png_xy_from_XYZ(&xy_test, XYZ);
1650 png_colorspace_check_XYZ(png_xy *xy, png_XYZ *XYZ)
1655    result = png_XYZ_normalize(XYZ);
1659    result = png_xy_from_XYZ(xy, XYZ);
1663    XYZtemp = *XYZ;
1679     png_colorspacerp colorspace, const png_xy *xy, const png_XYZ *XYZ,
1709    colorspace->end_points_XYZ = *XYZ;
1735    png_XYZ XYZ;
1737    switch (png_colorspace_check_xy(&XYZ, xy))
1740          return png_colorspace_set_xy_and_XYZ(png_ptr, colorspace, xy, &XYZ,
1766    png_XYZ XYZ = *XYZ_in;
1769    switch (png_colorspace_check_XYZ(&xy, &XYZ))
1772          return png_colorspace_set_xy_and_XYZ(png_ptr, colorspace, &xy, &XYZ,