diff options
Diffstat (limited to 'vpx_dsp/ppc/intrapred_vsx.c')
| -rw-r--r-- | vpx_dsp/ppc/intrapred_vsx.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/vpx_dsp/ppc/intrapred_vsx.c b/vpx_dsp/ppc/intrapred_vsx.c index d4f555433..b3ff5a70e 100644 --- a/vpx_dsp/ppc/intrapred_vsx.c +++ b/vpx_dsp/ppc/intrapred_vsx.c @@ -362,6 +362,16 @@ void vpx_tm_predictor_32x32_vsx(uint8_t *dst, ptrdiff_t stride, tm_predictor_32x8(dst, stride, unpack_to_s16_l(l1), a0, a1, tl); } +static INLINE void dc_fill_predictor_8x8(uint8_t *dst, const ptrdiff_t stride, + const uint8x16_t val) { + int i; + + for (i = 0; i < 8; i++, dst += stride) { + const uint8x16_t d = vec_vsx_ld(0, dst); + vec_vsx_st(xxpermdi(val, d, 1), 0, dst); + } +} + static INLINE void dc_fill_predictor_16x16(uint8_t *dst, const ptrdiff_t stride, const uint8x16_t val) { int i; @@ -452,6 +462,19 @@ void vpx_dc_top_predictor_32x32_vsx(uint8_t *dst, ptrdiff_t stride, dc_fill_predictor_32x32(dst, stride, avg32(above)); } +static uint8x16_t dc_avg8(const uint8_t *above, const uint8_t *left) { + const uint8x16_t a0 = vec_vsx_ld(0, above); + const uint8x16_t l0 = vec_vsx_ld(0, left); + const int32x4_t sum4s = + (int32x4_t)vec_sum4s(l0, vec_sum4s(a0, vec_splat_u32(0))); + const int32x4_t sum4s8 = xxpermdi(sum4s, vec_splat_s32(0), 1); + const uint32x4_t sum = (uint32x4_t)vec_sums(sum4s8, vec_splat_s32(8)); + const uint32x4_t avg = (uint32x4_t)vec_sr(sum, vec_splat_u32(4)); + + return vec_splat(vec_pack(vec_pack(avg, vec_splat_u32(0)), vec_splat_u16(0)), + 3); +} + static uint8x16_t dc_avg16(const uint8_t *above, const uint8_t *left) { const uint8x16_t a0 = vec_vsx_ld(0, above); const uint8x16_t l0 = vec_vsx_ld(0, left); @@ -465,6 +488,11 @@ static uint8x16_t dc_avg16(const uint8_t *above, const uint8_t *left) { 3); } +void vpx_dc_predictor_8x8_vsx(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + dc_fill_predictor_8x8(dst, stride, dc_avg8(above, left)); +} + void vpx_dc_predictor_16x16_vsx(uint8_t *dst, ptrdiff_t stride, const uint8_t *above, const uint8_t *left) { dc_fill_predictor_16x16(dst, stride, dc_avg16(above, left)); |