mlib_status mlib_convMxNnw_u8(mlib_image *dst,
const mlib_image *src,
const mlib_s32 *kernel,
mlib_s32 kwid,
mlib_s32 khgt,
mlib_s32 khw,
mlib_s32 khh,
mlib_s32 discardbits,
mlib_s32 cmask)
{
mlib_s32 nchannel, amask;
if (mlib_ImageConvVersion(kwid, khgt, discardbits, MLIB_BYTE) == 0)
return mlib_c_convMxNnw_u8(dst, src, kernel, kwid, khgt, khw, khh,
discardbits, cmask);
nchannel = mlib_ImageGetChannels(src);
if (nchannel == 1)
cmask = 1;
amask = (1 << nchannel) - 1;
if ((cmask & amask) == amask) {
return mlib_convMxN_8nw_f(dst, src, kwid, khgt, khw, khh, kernel, discardbits);
}
else {
return mlib_convMxN_8nw_mask(dst, src, kwid, khgt, khw, khh, kernel,
discardbits, cmask);
}
}
mlib_status
mlib_conv5x5nw_u8(
mlib_image *dst,
const mlib_image *src,
const mlib_s32 *kernel,
mlib_s32 scalef_expon,
mlib_s32 cmask)
{
mlib_s32 nchan, amask;
if (mlib_ImageConvVersion(5, 5, scalef_expon, MLIB_BYTE) == 0)
return mlib_c_conv5x5nw_u8(dst, src, kernel, scalef_expon,
cmask);
nchan = mlib_ImageGetChannels(src);
amask = (1 << nchan) - 1;
if (((cmask & amask) == amask) && (nchan > 1)) {
if (nchan == 4) {
return mlib_v_conv5x5_8nw_4(dst, src, kernel,
scalef_expon);
} else {
return mlib_convMxN_8nw_f(dst, src, 5, 5, 2, 2, kernel,
scalef_expon);
}
}
return (mlib_v_conv5x5_8nw_mask(dst, src, kernel, scalef_expon, cmask));
}