diff options
| author | Henrik Gramner <gramner@twoorioles.com> | 2020-01-29 16:17:11 +0300 |
|---|---|---|
| committer | Henrik Gramner <gramner@twoorioles.com> | 2020-02-01 16:17:56 +0300 |
| commit | bb178db019da21d62fae8c255675efbd84327195 (patch) | |
| tree | 9eef133c2a24b8612947dc92ef990d0f8f2069e7 /src/ppc | |
| parent | dccc21b742f328060c124463c5d05f76472d758c (diff) | |
Rework the CDEF top edge handling
Avoids some pointer chasing and simplifies the DSP code, at the cost
of making the initialization a little bit more complicated.
Also reduces memory usage by a small amount due to properly sizing
the buffers instead of always allocating enough space for 4:4:4.
Diffstat (limited to 'src/ppc')
| -rw-r--r-- | src/ppc/cdef_init_tmpl.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/src/ppc/cdef_init_tmpl.c b/src/ppc/cdef_init_tmpl.c index 5ea4458..07cbce6 100644 --- a/src/ppc/cdef_init_tmpl.c +++ b/src/ppc/cdef_init_tmpl.c @@ -53,7 +53,7 @@ static inline i16x8 vconstrain(const i16x8 diff, const int16_t threshold, static inline void copy4xN(uint16_t *tmp, const ptrdiff_t tmp_stride, const uint8_t *src, const ptrdiff_t src_stride, - const uint8_t (*left)[2], uint8_t *const top[2], + const uint8_t (*left)[2], const uint8_t *const top, const int w, const int h, const enum CdefEdgeFlags edges) { @@ -70,8 +70,8 @@ static inline void copy4xN(uint16_t *tmp, const ptrdiff_t tmp_stride, l1 = fill; y_start = 0; } else { - l0 = u8h_to_u16(vec_vsx_ld(0, top[0] - 2)); - l1 = u8h_to_u16(vec_vsx_ld(0, top[1] - 2)); + l0 = u8h_to_u16(vec_vsx_ld(0, top + 0 * src_stride - 2)); + l1 = u8h_to_u16(vec_vsx_ld(0, top + 1 * src_stride - 2)); } vec_st(l0, 0, tmp - 2 * 8); @@ -115,7 +115,7 @@ static inline void copy4xN(uint16_t *tmp, const ptrdiff_t tmp_stride, static inline void copy8xN(uint16_t *tmp, const ptrdiff_t tmp_stride, const uint8_t *src, const ptrdiff_t src_stride, - const uint8_t (*left)[2], uint8_t *const top[2], + const uint8_t (*left)[2], const uint8_t *const top, const int w, const int h, const enum CdefEdgeFlags edges) { @@ -134,8 +134,8 @@ static inline void copy8xN(uint16_t *tmp, const ptrdiff_t tmp_stride, l1l = fill; y_start = 0; } else { - u8x16 l0 = vec_vsx_ld(0, top[0] - 2); - u8x16 l1 = vec_vsx_ld(0, top[1] - 2); + u8x16 l0 = vec_vsx_ld(0, top + 0 * src_stride - 2); + u8x16 l1 = vec_vsx_ld(0, top + 1 * src_stride - 2); l0h = u8h_to_u16(l0); l0l = u8l_to_u16(l0); l1h = u8h_to_u16(l1); @@ -275,7 +275,7 @@ static inline i16x8 max_mask(i16x8 a, i16x8 b) { static inline void filter_4xN(pixel *dst, const ptrdiff_t dst_stride, - const pixel (*left)[2], /*const*/ pixel *const top[2], + const pixel (*left)[2], const pixel *const top, const int w, const int h, const int pri_strength, const int sec_strength, const int dir, const int damping, const enum CdefEdgeFlags edges, @@ -364,7 +364,7 @@ filter_4xN(pixel *dst, const ptrdiff_t dst_stride, static inline void filter_8xN(pixel *dst, const ptrdiff_t dst_stride, - const pixel (*left)[2], /*const*/ pixel *const top[2], + const pixel (*left)[2], const pixel *const top, const int w, const int h, const int pri_strength, const int sec_strength, const int dir, const int damping, const enum CdefEdgeFlags edges, @@ -456,7 +456,7 @@ filter_8xN(pixel *dst, const ptrdiff_t dst_stride, static void cdef_filter_##w##x##h##_vsx(pixel *const dst, \ const ptrdiff_t dst_stride, \ const pixel (*left)[2], \ - /*const*/ pixel *const top[2], \ + const pixel *const top, \ const int pri_strength, \ const int sec_strength, \ const int dir, \ |