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package pixel_pkg is
generic(
NBITS : natural;
NBR_OF_CHROMA : natural
);
subtype CHROMA is bit_vector(NBITS-1 downto 0);
type TYPE_PIXEL is array (NBR_OF_CHROMA-1 downto 0) of CHROMA;
function bit_vector_to_pixel
(in_vector : in bit_vector(NBR_OF_CHROMA*NBITS-1 downto 0))
return TYPE_PIXEL;
end package pixel_pkg;
package body pixel_pkg is
function bit_vector_to_pixel
( in_vector : in bit_vector(NBR_OF_CHROMA*NBITS-1 downto 0))
return TYPE_PIXEL is
variable pixel : TYPE_PIXEL;
begin
for chroma in 0 to NBR_OF_CHROMA -1 loop
pixel(chroma) := in_vector((chroma+1)*NBITS-1 downto chroma*NBITS);
end loop;
return pixel;
end function bit_vector_to_pixel;
end package body pixel_pkg;
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