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Merge "Moving hev mask calculation into filter4() function."

This commit is contained in:
Dmitry Kovalev 2014-01-03 15:56:16 -08:00 коммит произвёл Gerrit Code Review
Родитель efb150bb30 4821084b3f
Коммит 0c5575fe57
1 изменённых файлов: 14 добавлений и 19 удалений
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33
vp9/common/vp9_loopfilter_filters.c
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@ -70,7 +70,7 @@ static INLINE int8_t hev_mask(uint8_t thresh, uint8_t p1, uint8_t p0,
return hev;
}
static INLINE void filter4(int8_t mask, uint8_t hev, uint8_t *op1,
static INLINE void filter4(int8_t mask, uint8_t thresh, uint8_t *op1,
uint8_t *op0, uint8_t *oq0, uint8_t *oq1) {
int8_t filter1, filter2;
@ -78,6 +78,7 @@ static INLINE void filter4(int8_t mask, uint8_t hev, uint8_t *op1,
const int8_t ps0 = (int8_t) *op0 ^ 0x80;
const int8_t qs0 = (int8_t) *oq0 ^ 0x80;
const int8_t qs1 = (int8_t) *oq1 ^ 0x80;
const uint8_t hev = hev_mask(thresh, *op1, *op0, *oq0, *oq1);
// add outer taps if we have high edge variance
int8_t filter = signed_char_clamp(ps1 - qs1) & hev;
@ -113,8 +114,7 @@ void vp9_lpf_horizontal_4_c(uint8_t *s, int p /* pitch */,
const uint8_t q0 = s[0 * p], q1 = s[1 * p], q2 = s[2 * p], q3 = s[3 * p];
const int8_t mask = filter_mask(*limit, *blimit,
p3, p2, p1, p0, q0, q1, q2, q3);
const int8_t hev = hev_mask(*thresh, p1, p0, q0, q1);
filter4(mask, hev, s - 2 * p, s - 1 * p, s, s + 1 * p);
filter4(mask, *thresh, s - 2 * p, s - 1 * p, s, s + 1 * p);
++s;
}
}
@ -139,8 +139,7 @@ void vp9_lpf_vertical_4_c(uint8_t *s, int pitch, const uint8_t *blimit,
const uint8_t q0 = s[0], q1 = s[1], q2 = s[2], q3 = s[3];
const int8_t mask = filter_mask(*limit, *blimit,
p3, p2, p1, p0, q0, q1, q2, q3);
const int8_t hev = hev_mask(*thresh, p1, p0, q0, q1);
filter4(mask, hev, s - 2, s - 1, s, s + 1);
filter4(mask, *thresh, s - 2, s - 1, s, s + 1);
s += pitch;
}
}
@ -154,7 +153,7 @@ void vp9_lpf_vertical_4_dual_c(uint8_t *s, int pitch, const uint8_t *blimit0,
thresh1, 1);
}
static INLINE void filter8(int8_t mask, uint8_t hev, uint8_t flat,
static INLINE void filter8(int8_t mask, uint8_t thresh, uint8_t flat,
uint8_t *op3, uint8_t *op2,
uint8_t *op1, uint8_t *op0,
uint8_t *oq0, uint8_t *oq1,
@ -171,7 +170,7 @@ static INLINE void filter8(int8_t mask, uint8_t hev, uint8_t flat,
*oq1 = ROUND_POWER_OF_TWO(p1 + p0 + q0 + 2 * q1 + q2 + q3 + q3, 3);
*oq2 = ROUND_POWER_OF_TWO(p0 + q0 + q1 + 2 * q2 + q3 + q3 + q3, 3);
} else {
filter4(mask, hev, op1, op0, oq0, oq1);
filter4(mask, thresh, op1, op0, oq0, oq1);
}
}
@ -188,10 +187,9 @@ void vp9_lpf_horizontal_8_c(uint8_t *s, int p, const uint8_t *blimit,
const int8_t mask = filter_mask(*limit, *blimit,
p3, p2, p1, p0, q0, q1, q2, q3);
const int8_t hev = hev_mask(*thresh, p1, p0, q0, q1);
const int8_t flat = flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3);
filter8(mask, hev, flat, s - 4 * p, s - 3 * p, s - 2 * p, s - 1 * p,
s, s + 1 * p, s + 2 * p, s + 3 * p);
filter8(mask, *thresh, flat, s - 4 * p, s - 3 * p, s - 2 * p, s - 1 * p,
s, s + 1 * p, s + 2 * p, s + 3 * p);
++s;
}
}
@ -214,10 +212,9 @@ void vp9_lpf_vertical_8_c(uint8_t *s, int pitch, const uint8_t *blimit,
const uint8_t q0 = s[0], q1 = s[1], q2 = s[2], q3 = s[3];
const int8_t mask = filter_mask(*limit, *blimit,
p3, p2, p1, p0, q0, q1, q2, q3);
const int8_t hev = hev_mask(thresh[0], p1, p0, q0, q1);
const int8_t flat = flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3);
filter8(mask, hev, flat, s - 4, s - 3, s - 2, s - 1,
s, s + 1, s + 2, s + 3);
filter8(mask, *thresh, flat, s - 4, s - 3, s - 2, s - 1,
s, s + 1, s + 2, s + 3);
s += pitch;
}
}
@ -231,7 +228,7 @@ void vp9_lpf_vertical_8_dual_c(uint8_t *s, int pitch, const uint8_t *blimit0,
thresh1, 1);
}
static INLINE void filter16(int8_t mask, uint8_t hev,
static INLINE void filter16(int8_t mask, uint8_t thresh,
uint8_t flat, uint8_t flat2,
uint8_t *op7, uint8_t *op6,
uint8_t *op5, uint8_t *op4,
@ -278,7 +275,7 @@ static INLINE void filter16(int8_t mask, uint8_t hev,
*oq6 = ROUND_POWER_OF_TWO(p0 +
q0 + q1 + q2 + q3 + q4 + q5 + q6 * 2 + q7 * 7, 4);
} else {
filter8(mask, hev, flat, op3, op2, op1, op0, oq0, oq1, oq2, oq3);
filter8(mask, thresh, flat, op3, op2, op1, op0, oq0, oq1, oq2, oq3);
}
}
@ -294,13 +291,12 @@ void vp9_lpf_horizontal_16_c(uint8_t *s, int p, const uint8_t *blimit,
const uint8_t q0 = s[0 * p], q1 = s[1 * p], q2 = s[2 * p], q3 = s[3 * p];
const int8_t mask = filter_mask(*limit, *blimit,
p3, p2, p1, p0, q0, q1, q2, q3);
const int8_t hev = hev_mask(*thresh, p1, p0, q0, q1);
const int8_t flat = flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3);
const int8_t flat2 = flat_mask5(1,
s[-8 * p], s[-7 * p], s[-6 * p], s[-5 * p], p0,
q0, s[4 * p], s[5 * p], s[6 * p], s[7 * p]);
filter16(mask, hev, flat, flat2,
filter16(mask, *thresh, flat, flat2,
s - 8 * p, s - 7 * p, s - 6 * p, s - 5 * p,
s - 4 * p, s - 3 * p, s - 2 * p, s - 1 * p,
s, s + 1 * p, s + 2 * p, s + 3 * p,
@ -321,12 +317,11 @@ static void mb_lpf_vertical_edge_w(uint8_t *s, int p,
const uint8_t q0 = s[0], q1 = s[1], q2 = s[2], q3 = s[3];
const int8_t mask = filter_mask(*limit, *blimit,
p3, p2, p1, p0, q0, q1, q2, q3);
const int8_t hev = hev_mask(*thresh, p1, p0, q0, q1);
const int8_t flat = flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3);
const int8_t flat2 = flat_mask5(1, s[-8], s[-7], s[-6], s[-5], p0,
q0, s[4], s[5], s[6], s[7]);
filter16(mask, hev, flat, flat2,
filter16(mask, *thresh, flat, flat2,
s - 8, s - 7, s - 6, s - 5, s - 4, s - 3, s - 2, s - 1,
s, s + 1, s + 2, s + 3, s + 4, s + 5, s + 6, s + 7);
s += p;