void vp8_mbloop_filter_horizontal_edge_c
(
unsigned char *s,
int p,
const unsigned char *blimit,
const unsigned char *limit,
const unsigned char *thresh,
int count
)
{
signed char hev = 0; /* high edge variance */
signed char mask = 0;
int i = 0;
/* loop filter designed to work using chars so that we can make maximum use
* of 8 bit simd instructions.
*/
do
{
mask = vp8_filter_mask(limit[0], blimit[0],
s[-4*p], s[-3*p], s[-2*p], s[-1*p],
s[0*p], s[1*p], s[2*p], s[3*p]);
hev = vp8_hevmask(thresh[0], s[-2*p], s[-1*p], s[0*p], s[1*p]);
vp8_mbfilter(mask, hev, s - 3 * p, s - 2 * p, s - 1 * p, s, s + 1 * p, s + 2 * p);
++s;
}
while (++i < count * 8);
}
void vp8_mbloop_filter_vertical_edge_c
(
unsigned char *s,
int p,
const unsigned char *blimit,
const unsigned char *limit,
const unsigned char *thresh,
int count
)
{
signed char hev = 0; /* high edge variance */
signed char mask = 0;
int i = 0;
do
{
mask = vp8_filter_mask(limit[0], blimit[0],
s[-4], s[-3], s[-2], s[-1], s[0], s[1], s[2], s[3]);
hev = vp8_hevmask(thresh[0], s[-2], s[-1], s[0], s[1]);
vp8_mbfilter(mask, hev, s - 3, s - 2, s - 1, s, s + 1, s + 2);
s += p;
}
while (++i < count * 8);
}
void vp8_mbloop_filter_horizontal_edge_c
(
unsigned char *s,
int p,
const unsigned char *blimit,
const unsigned char *limit,
const unsigned char *thresh,
int count
)
{
signed char hev = 0;
signed char mask = 0;
int i = 0;
do
{
mask = vp8_filter_mask(limit[0], blimit[0],
s[-4*p], s[-3*p], s[-2*p], s[-1*p],
s[0*p], s[1*p], s[2*p], s[3*p]);
hev = vp8_hevmask(thresh[0], s[-2*p], s[-1*p], s[0*p], s[1*p]);
vp8_mbfilter(mask, hev, s - 3 * p, s - 2 * p, s - 1 * p, s, s + 1 * p, s + 2 * p);
++s;
}
while (++i < count * 8);
}