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Make the default whitepoint and ycbcrcoeffs arrays const

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Now that we are returning const pointers in TIFFGetFieldDefaulted,
we can now make these static default arrays const.

see #11
This commit is contained in:
Adam Goode 2020-03-08 00:54:36 +01:00 committed by Thomas Bernard
parent 63c666344f
commit d6827861cb
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GPG Key ID: 0FF11B67A5C0863C
1 changed files with 5 additions and 4 deletions
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9
libtiff/tif_aux.c
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@ -292,7 +292,7 @@ TIFFVGetFieldDefaulted(TIFF* tif, uint32 tag, va_list ap)
case TIFFTAG_YCBCRCOEFFICIENTS:
{
/* defaults are from CCIR Recommendation 601-1 */
static float ycbcrcoeffs[] = { 0.299f, 0.587f, 0.114f };
static const float ycbcrcoeffs[] = { 0.299f, 0.587f, 0.114f };
*va_arg(ap, const float **) = ycbcrcoeffs;
return 1;
}
@ -305,12 +305,13 @@ TIFFVGetFieldDefaulted(TIFF* tif, uint32 tag, va_list ap)
return (1);
case TIFFTAG_WHITEPOINT:
{
static float whitepoint[2];
/* TIFF 6.0 specification tells that it is no default
value for the WhitePoint, but AdobePhotoshop TIFF
Technical Note tells that it should be CIE D50. */
whitepoint[0] = D50_X0 / (D50_X0 + D50_Y0 + D50_Z0);
whitepoint[1] = D50_Y0 / (D50_X0 + D50_Y0 + D50_Z0);
static const float whitepoint[] = {
D50_X0 / (D50_X0 + D50_Y0 + D50_Z0),
D50_Y0 / (D50_X0 + D50_Y0 + D50_Z0)
};
*va_arg(ap, const float **) = whitepoint;
return 1;
}