void ff_rv34_inv_transform_neon(DCTELEM *block);
void ff_rv34_inv_transform_noround_neon(DCTELEM *block);
+void ff_rv34_dequant4x4_neon(DCTELEM *block, int Qdc, int Q);
void ff_rv34dsp_init_neon(RV34DSPContext *c, DSPContext* dsp)
{
c->rv34_inv_transform_tab[0] = ff_rv34_inv_transform_neon;
c->rv34_inv_transform_tab[1] = ff_rv34_inv_transform_noround_neon;
+
+ c->rv34_dequant4x4 = ff_rv34_dequant4x4_neon;
}
vst4.16 {d0[3], d1[3], d2[3], d3[3]}, [r2,:64], r1
bx lr
endfunc
+
+function ff_rv34_dequant4x4_neon, export=1
+ mov r3, r0
+ mov r12, #16
+ vdup.16 q0, r2
+ vmov.16 d0[0], r1
+ vld1.16 {d2}, [r0,:64], r12
+ vld1.16 {d4}, [r0,:64], r12
+ vld1.16 {d6}, [r0,:64], r12
+ vld1.16 {d16}, [r0,:64], r12
+ vmull.s16 q1, d2, d0
+ vmull.s16 q2, d4, d1
+ vmull.s16 q3, d6, d1
+ vmull.s16 q8, d16, d1
+ vqrshrn.s32 d2, q1, #4
+ vqrshrn.s32 d4, q2, #4
+ vqrshrn.s32 d6, q3, #4
+ vqrshrn.s32 d16, q8, #4
+ vst1.16 {d2}, [r3,:64], r12
+ vst1.16 {d4}, [r3,:64], r12
+ vst1.16 {d6}, [r3,:64], r12
+ vst1.16 {d16}, [r3,:64], r12
+ bx lr
+endfunc