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build xyz2lab tables in im_col_*

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added calls to build xyz2lab tables, thanks hkaimio
This commit is contained in:
John Cupitt 2011-06-19 17:15:10 +01:00
parent 863325a257
commit f85655052e
2 changed files with 4 additions and 3 deletions
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2
libvips/colour/im_UCS2LCh.c
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@ -56,7 +56,7 @@
*/
void
imb_UCS2LCh( float *p, float *q, int n )
{
{
int x;
for( x = 0; x < n; x++ ) {

5
libvips/colour/im_XYZ2Lab.c
View File

@ -69,7 +69,7 @@
float cbrt_table[QUANT_ELEMENTS];
void
static void
imb_XYZ2Lab_tables( void )
{
static int built_tables = 0;
@ -101,6 +101,8 @@ imb_XYZ2Lab( float *p, float *q, int n, im_colour_temperature *temp )
{
int x;
imb_XYZ2Lab_tables();
for( x = 0; x < n; x++ ) {
float nX, nY, nZ;
int i;
@ -165,7 +167,6 @@ im_XYZ2Lab_temp( IMAGE *in, IMAGE *out, double X0, double Y0, double Z0 )
temp->X0 = X0;
temp->Y0 = Y0;
temp->Z0 = Z0;
imb_XYZ2Lab_tables();
return( im__colour_unary( "im_XYZ2Lab", in, out, IM_TYPE_LAB,
(im_wrapone_fn) imb_XYZ2Lab, temp, NULL ) );