sergiotarxz/libvips
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add double -> enum conversion

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This commit is contained in:
John Cupitt 2017-10-03 10:55:03 +01:00
parent ce4a3bc5f6
commit 62e6edaace
1 changed files with 42 additions and 0 deletions
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42
libvips/iofuncs/type.c
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@ -893,6 +893,20 @@ transform_double_array_int( const GValue *src_value, GValue *dest_value )
array[0] = g_value_get_double( src_value );
}
static void
transform_array_double_array_int( const GValue *src_value, GValue *dest_value )
{
int n;
double *array_double = vips_value_get_array_double( src_value, &n );
int *array_int;
int i;
vips_value_set_array_int( dest_value, NULL, n );
array_int = vips_value_get_array_int( dest_value, NULL );
for( i = 0; i < n; i++ )
array_int[i] = array_double[i];
}
GType
vips_array_int_get_type( void )
{
@ -910,6 +924,8 @@ vips_array_int_get_type( void )
transform_int_array_int );
g_value_register_transform_func( G_TYPE_DOUBLE, type,
transform_double_array_int );
g_value_register_transform_func( VIPS_TYPE_ARRAY_DOUBLE, type,
transform_array_double_array_int );
}
return( type );
@ -1084,6 +1100,28 @@ transform_int_array_double( const GValue *src_value, GValue *dest_value )
array[0] = g_value_get_int( src_value );
}
static void
transform_array_int_array_double( const GValue *src_value, GValue *dest_value )
{
int n;
int *array_int = vips_value_get_array_int( src_value, &n );
double *array_double;
int i;
vips_value_set_array_double( dest_value, NULL, n );
array_double = vips_value_get_array_double( dest_value, NULL );
for( i = 0; i < n; i++ )
array_double[i] = array_int[i];
}
/* You can set enums from ints, but not doubles. Add a double converter too.
*/
static void
transform_double_enum( const GValue *src_value, GValue *dest_value )
{
g_value_set_enum( dest_value, g_value_get_double( src_value ) );
}
GType
vips_array_double_get_type( void )
{
@ -1101,6 +1139,10 @@ vips_array_double_get_type( void )
transform_double_array_double );
g_value_register_transform_func( G_TYPE_INT, type,
transform_int_array_double );
g_value_register_transform_func( VIPS_TYPE_ARRAY_INT, type,
transform_array_int_array_double );
g_value_register_transform_func( G_TYPE_DOUBLE, G_TYPE_ENUM,
transform_double_enum );
}
return( type );