int32_t ff_scalarproduct_and_madd_int16_neon(int16_t *v1, const int16_t *v2,
const int16_t *v3, int len, int mul);
+void ff_apply_window_int16_neon(int16_t *dst, const int16_t *src,
+ const int16_t *window, int n);
+
void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx)
{
if (!avctx->lowres) {
c->scalarproduct_int16 = ff_scalarproduct_int16_neon;
c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_neon;
+
+ c->apply_window_int16 = ff_apply_window_int16_neon;
}
vst1.f32 {q9},[r0,:128]!
bx lr
endfunc
+
+function ff_apply_window_int16_neon, export=1
+ push {r4,lr}
+ add r4, r1, r3, lsl #1
+ add lr, r0, r3, lsl #1
+ sub r4, r4, #16
+ sub lr, lr, #16
+ mov r12, #-16
+1:
+ vld1.16 {q0}, [r1,:128]!
+ vld1.16 {q2}, [r2,:128]!
+ vld1.16 {q1}, [r4,:128], r12
+ vrev64.16 q3, q2
+ vqrdmulh.s16 q0, q0, q2
+ vqrdmulh.s16 d2, d2, d7
+ vqrdmulh.s16 d3, d3, d6
+ vst1.16 {q0}, [r0,:128]!
+ vst1.16 {q1}, [lr,:128], r12
+ subs r3, r3, #16
+ bgt 1b
+
+ pop {r4,pc}
+endfunc