diff options
Diffstat (limited to 'libavcodec/ppc')
| -rw-r--r-- | libavcodec/ppc/vp3dsp_altivec.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/libavcodec/ppc/vp3dsp_altivec.c b/libavcodec/ppc/vp3dsp_altivec.c index 9d81b3f..4a367b6 100644 --- a/libavcodec/ppc/vp3dsp_altivec.c +++ b/libavcodec/ppc/vp3dsp_altivec.c @@ -32,8 +32,13 @@ static const vec_s16 constants = {0, 64277, 60547, 54491, 46341, 36410, 25080, 12785}; +#if HAVE_BIGENDIAN static const vec_u8 interleave_high = {0, 1, 16, 17, 4, 5, 20, 21, 8, 9, 24, 25, 12, 13, 28, 29}; +#else +static const vec_u8 interleave_high = + {2, 3, 18, 19, 6, 7, 22, 23, 10, 11, 26, 27, 14, 15, 30, 31}; +#endif #define IDCT_START \ vec_s16 A, B, C, D, Ad, Bd, Cd, Dd, E, F, G, H;\ @@ -156,9 +161,18 @@ static void vp3_idct_add_altivec(uint8_t *dst, int stride, int16_t block[64]) TRANSPOSE8(b0, b1, b2, b3, b4, b5, b6, b7); IDCT_1D(ADD8, SHIFT4) -#define ADD(a)\ +#if HAVE_BIGENDIAN +#define GET_VDST16\ vdst = vec_ld(0, dst);\ - vdst_16 = (vec_s16)vec_perm(vdst, zero_u8v, vdst_mask);\ + vdst_16 = (vec_s16)vec_perm(vdst, zero_u8v, vdst_mask); +#else +#define GET_VDST16\ + vdst = vec_vsx_ld(0,dst);\ + vdst_16 = (vec_s16)vec_mergeh(vdst, zero_u8v); +#endif + +#define ADD(a)\ + GET_VDST16;\ vdst_16 = vec_adds(a, vdst_16);\ t = vec_packsu(vdst_16, vdst_16);\ vec_ste((vec_u32)t, 0, (unsigned int *)dst);\ |
