From a5d79f43b963ced59b462206faf3b7857bdeff7b Mon Sep 17 00:00:00 2001 From: James Yu Date: Tue, 17 Dec 2013 21:46:08 +0800 Subject: VP8 for ARMv8 by using NEON intrinsics 08 Add loopfilter_neon.c - vp8_loop_filter_horizontal_edge_y_neon - vp8_loop_filter_horizontal_edge_uv_neon - vp8_loop_filter_vertical_edge_y_neon - vp8_loop_filter_vertical_edge_uv_neon Change-Id: I50b57dedabd42d2a3c183c1738cc5346f0e71ed8 Signed-off-by: James Yu --- vp8/common/arm/neon/loopfilter_neon.asm | 409 ------------------------ vp8/common/arm/neon/loopfilter_neon.c | 538 ++++++++++++++++++++++++++++++++ 2 files changed, 538 insertions(+), 409 deletions(-) delete mode 100644 vp8/common/arm/neon/loopfilter_neon.asm create mode 100644 vp8/common/arm/neon/loopfilter_neon.c (limited to 'vp8/common') diff --git a/vp8/common/arm/neon/loopfilter_neon.asm b/vp8/common/arm/neon/loopfilter_neon.asm deleted file mode 100644 index c4f09c775..000000000 --- a/vp8/common/arm/neon/loopfilter_neon.asm +++ /dev/null @@ -1,409 +0,0 @@ -; -; Copyright (c) 2010 The WebM project authors. All Rights Reserved. -; -; Use of this source code is governed by a BSD-style license -; that can be found in the LICENSE file in the root of the source -; tree. An additional intellectual property rights grant can be found -; in the file PATENTS. All contributing project authors may -; be found in the AUTHORS file in the root of the source tree. -; - - - EXPORT |vp8_loop_filter_horizontal_edge_y_neon| - EXPORT |vp8_loop_filter_horizontal_edge_uv_neon| - EXPORT |vp8_loop_filter_vertical_edge_y_neon| - EXPORT |vp8_loop_filter_vertical_edge_uv_neon| - ARM - - AREA ||.text||, CODE, READONLY, ALIGN=2 - -; r0 unsigned char *src -; r1 int pitch -; r2 unsigned char blimit -; r3 unsigned char limit -; sp unsigned char thresh, -|vp8_loop_filter_horizontal_edge_y_neon| PROC - push {lr} - vpush {d8-d15} - - vdup.u8 q0, r2 ; duplicate blimit - vdup.u8 q1, r3 ; duplicate limit - sub r2, r0, r1, lsl #2 ; move src pointer down by 4 lines - ldr r3, [sp, #68] ; load thresh - add r12, r2, r1 - add r1, r1, r1 - - vdup.u8 q2, r3 ; duplicate thresh - - vld1.u8 {q3}, [r2@128], r1 ; p3 - vld1.u8 {q4}, [r12@128], r1 ; p2 - vld1.u8 {q5}, [r2@128], r1 ; p1 - vld1.u8 {q6}, [r12@128], r1 ; p0 - vld1.u8 {q7}, [r2@128], r1 ; q0 - vld1.u8 {q8}, [r12@128], r1 ; q1 - vld1.u8 {q9}, [r2@128] ; q2 - vld1.u8 {q10}, [r12@128] ; q3 - - sub r2, r2, r1, lsl #1 - sub r12, r12, r1, lsl #1 - - bl vp8_loop_filter_neon - - vst1.u8 {q5}, [r2@128], r1 ; store op1 - vst1.u8 {q6}, [r12@128], r1 ; store op0 - vst1.u8 {q7}, [r2@128], r1 ; store oq0 - vst1.u8 {q8}, [r12@128], r1 ; store oq1 - - vpop {d8-d15} - pop {pc} - ENDP ; |vp8_loop_filter_horizontal_edge_y_neon| - - -; r0 unsigned char *u, -; r1 int pitch, -; r2 unsigned char blimit -; r3 unsigned char limit -; sp unsigned char thresh, -; sp+4 unsigned char *v -|vp8_loop_filter_horizontal_edge_uv_neon| PROC - push {lr} - vpush {d8-d15} - - vdup.u8 q0, r2 ; duplicate blimit - vdup.u8 q1, r3 ; duplicate limit - ldr r12, [sp, #68] ; load thresh - ldr r2, [sp, #72] ; load v ptr - vdup.u8 q2, r12 ; duplicate thresh - - sub r3, r0, r1, lsl #2 ; move u pointer down by 4 lines - sub r12, r2, r1, lsl #2 ; move v pointer down by 4 lines - - vld1.u8 {d6}, [r3@64], r1 ; p3 - vld1.u8 {d7}, [r12@64], r1 ; p3 - vld1.u8 {d8}, [r3@64], r1 ; p2 - vld1.u8 {d9}, [r12@64], r1 ; p2 - vld1.u8 {d10}, [r3@64], r1 ; p1 - vld1.u8 {d11}, [r12@64], r1 ; p1 - vld1.u8 {d12}, [r3@64], r1 ; p0 - vld1.u8 {d13}, [r12@64], r1 ; p0 - vld1.u8 {d14}, [r3@64], r1 ; q0 - vld1.u8 {d15}, [r12@64], r1 ; q0 - vld1.u8 {d16}, [r3@64], r1 ; q1 - vld1.u8 {d17}, [r12@64], r1 ; q1 - vld1.u8 {d18}, [r3@64], r1 ; q2 - vld1.u8 {d19}, [r12@64], r1 ; q2 - vld1.u8 {d20}, [r3@64] ; q3 - vld1.u8 {d21}, [r12@64] ; q3 - - bl vp8_loop_filter_neon - - sub r0, r0, r1, lsl #1 - sub r2, r2, r1, lsl #1 - - vst1.u8 {d10}, [r0@64], r1 ; store u op1 - vst1.u8 {d11}, [r2@64], r1 ; store v op1 - vst1.u8 {d12}, [r0@64], r1 ; store u op0 - vst1.u8 {d13}, [r2@64], r1 ; store v op0 - vst1.u8 {d14}, [r0@64], r1 ; store u oq0 - vst1.u8 {d15}, [r2@64], r1 ; store v oq0 - vst1.u8 {d16}, [r0@64] ; store u oq1 - vst1.u8 {d17}, [r2@64] ; store v oq1 - - vpop {d8-d15} - pop {pc} - ENDP ; |vp8_loop_filter_horizontal_edge_uv_neon| - -; void vp8_loop_filter_vertical_edge_y_neon(unsigned char *src, int pitch, -; const signed char *flimit, -; const signed char *limit, -; const signed char *thresh, -; int count) -; r0 unsigned char *src -; r1 int pitch -; r2 unsigned char blimit -; r3 unsigned char limit -; sp unsigned char thresh, - -|vp8_loop_filter_vertical_edge_y_neon| PROC - push {lr} - vpush {d8-d15} - - vdup.u8 q0, r2 ; duplicate blimit - vdup.u8 q1, r3 ; duplicate limit - sub r2, r0, #4 ; src ptr down by 4 columns - add r1, r1, r1 - ldr r3, [sp, #68] ; load thresh - add r12, r2, r1, asr #1 - - vld1.u8 {d6}, [r2], r1 - vld1.u8 {d8}, [r12], r1 - vld1.u8 {d10}, [r2], r1 - vld1.u8 {d12}, [r12], r1 - vld1.u8 {d14}, [r2], r1 - vld1.u8 {d16}, [r12], r1 - vld1.u8 {d18}, [r2], r1 - vld1.u8 {d20}, [r12], r1 - - vld1.u8 {d7}, [r2], r1 ; load second 8-line src data - vld1.u8 {d9}, [r12], r1 - vld1.u8 {d11}, [r2], r1 - vld1.u8 {d13}, [r12], r1 - vld1.u8 {d15}, [r2], r1 - vld1.u8 {d17}, [r12], r1 - vld1.u8 {d19}, [r2] - vld1.u8 {d21}, [r12] - - ;transpose to 8x16 matrix - vtrn.32 q3, q7 - vtrn.32 q4, q8 - vtrn.32 q5, q9 - vtrn.32 q6, q10 - - vdup.u8 q2, r3 ; duplicate thresh - - vtrn.16 q3, q5 - vtrn.16 q4, q6 - vtrn.16 q7, q9 - vtrn.16 q8, q10 - - vtrn.8 q3, q4 - vtrn.8 q5, q6 - vtrn.8 q7, q8 - vtrn.8 q9, q10 - - bl vp8_loop_filter_neon - - vswp d12, d11 - vswp d16, d13 - - sub r0, r0, #2 ; dst ptr - - vswp d14, d12 - vswp d16, d15 - - add r12, r0, r1, asr #1 - - ;store op1, op0, oq0, oq1 - vst4.8 {d10[0], d11[0], d12[0], d13[0]}, [r0], r1 - vst4.8 {d10[1], d11[1], d12[1], d13[1]}, [r12], r1 - vst4.8 {d10[2], d11[2], d12[2], d13[2]}, [r0], r1 - vst4.8 {d10[3], d11[3], d12[3], d13[3]}, [r12], r1 - vst4.8 {d10[4], d11[4], d12[4], d13[4]}, [r0], r1 - vst4.8 {d10[5], d11[5], d12[5], d13[5]}, [r12], r1 - vst4.8 {d10[6], d11[6], d12[6], d13[6]}, [r0], r1 - vst4.8 {d10[7], d11[7], d12[7], d13[7]}, [r12], r1 - - vst4.8 {d14[0], d15[0], d16[0], d17[0]}, [r0], r1 - vst4.8 {d14[1], d15[1], d16[1], d17[1]}, [r12], r1 - vst4.8 {d14[2], d15[2], d16[2], d17[2]}, [r0], r1 - vst4.8 {d14[3], d15[3], d16[3], d17[3]}, [r12], r1 - vst4.8 {d14[4], d15[4], d16[4], d17[4]}, [r0], r1 - vst4.8 {d14[5], d15[5], d16[5], d17[5]}, [r12], r1 - vst4.8 {d14[6], d15[6], d16[6], d17[6]}, [r0] - vst4.8 {d14[7], d15[7], d16[7], d17[7]}, [r12] - - vpop {d8-d15} - pop {pc} - ENDP ; |vp8_loop_filter_vertical_edge_y_neon| - -; void vp8_loop_filter_vertical_edge_uv_neon(unsigned char *u, int pitch -; const signed char *flimit, -; const signed char *limit, -; const signed char *thresh, -; unsigned char *v) -; r0 unsigned char *u, -; r1 int pitch, -; r2 unsigned char blimit -; r3 unsigned char limit -; sp unsigned char thresh, -; sp+4 unsigned char *v -|vp8_loop_filter_vertical_edge_uv_neon| PROC - push {lr} - vpush {d8-d15} - - vdup.u8 q0, r2 ; duplicate blimit - sub r12, r0, #4 ; move u pointer down by 4 columns - ldr r2, [sp, #72] ; load v ptr - vdup.u8 q1, r3 ; duplicate limit - sub r3, r2, #4 ; move v pointer down by 4 columns - - vld1.u8 {d6}, [r12], r1 ;load u data - vld1.u8 {d7}, [r3], r1 ;load v data - vld1.u8 {d8}, [r12], r1 - vld1.u8 {d9}, [r3], r1 - vld1.u8 {d10}, [r12], r1 - vld1.u8 {d11}, [r3], r1 - vld1.u8 {d12}, [r12], r1 - vld1.u8 {d13}, [r3], r1 - vld1.u8 {d14}, [r12], r1 - vld1.u8 {d15}, [r3], r1 - vld1.u8 {d16}, [r12], r1 - vld1.u8 {d17}, [r3], r1 - vld1.u8 {d18}, [r12], r1 - vld1.u8 {d19}, [r3], r1 - vld1.u8 {d20}, [r12] - vld1.u8 {d21}, [r3] - - ldr r12, [sp, #68] ; load thresh - - ;transpose to 8x16 matrix - vtrn.32 q3, q7 - vtrn.32 q4, q8 - vtrn.32 q5, q9 - vtrn.32 q6, q10 - - vdup.u8 q2, r12 ; duplicate thresh - - vtrn.16 q3, q5 - vtrn.16 q4, q6 - vtrn.16 q7, q9 - vtrn.16 q8, q10 - - vtrn.8 q3, q4 - vtrn.8 q5, q6 - vtrn.8 q7, q8 - vtrn.8 q9, q10 - - bl vp8_loop_filter_neon - - vswp d12, d11 - vswp d16, d13 - vswp d14, d12 - vswp d16, d15 - - sub r0, r0, #2 - sub r2, r2, #2 - - ;store op1, op0, oq0, oq1 - vst4.8 {d10[0], d11[0], d12[0], d13[0]}, [r0], r1 - vst4.8 {d14[0], d15[0], d16[0], d17[0]}, [r2], r1 - vst4.8 {d10[1], d11[1], d12[1], d13[1]}, [r0], r1 - vst4.8 {d14[1], d15[1], d16[1], d17[1]}, [r2], r1 - vst4.8 {d10[2], d11[2], d12[2], d13[2]}, [r0], r1 - vst4.8 {d14[2], d15[2], d16[2], d17[2]}, [r2], r1 - vst4.8 {d10[3], d11[3], d12[3], d13[3]}, [r0], r1 - vst4.8 {d14[3], d15[3], d16[3], d17[3]}, [r2], r1 - vst4.8 {d10[4], d11[4], d12[4], d13[4]}, [r0], r1 - vst4.8 {d14[4], d15[4], d16[4], d17[4]}, [r2], r1 - vst4.8 {d10[5], d11[5], d12[5], d13[5]}, [r0], r1 - vst4.8 {d14[5], d15[5], d16[5], d17[5]}, [r2], r1 - vst4.8 {d10[6], d11[6], d12[6], d13[6]}, [r0], r1 - vst4.8 {d14[6], d15[6], d16[6], d17[6]}, [r2], r1 - vst4.8 {d10[7], d11[7], d12[7], d13[7]}, [r0] - vst4.8 {d14[7], d15[7], d16[7], d17[7]}, [r2] - - vpop {d8-d15} - pop {pc} - ENDP ; |vp8_loop_filter_vertical_edge_uv_neon| - -; void vp8_loop_filter_neon(); -; This is a helper function for the loopfilters. The invidual functions do the -; necessary load, transpose (if necessary) and store. - -; r0-r3 PRESERVE -; q0 flimit -; q1 limit -; q2 thresh -; q3 p3 -; q4 p2 -; q5 p1 -; q6 p0 -; q7 q0 -; q8 q1 -; q9 q2 -; q10 q3 -|vp8_loop_filter_neon| PROC - - ; vp8_filter_mask - vabd.u8 q11, q3, q4 ; abs(p3 - p2) - vabd.u8 q12, q4, q5 ; abs(p2 - p1) - vabd.u8 q13, q5, q6 ; abs(p1 - p0) - vabd.u8 q14, q8, q7 ; abs(q1 - q0) - vabd.u8 q3, q9, q8 ; abs(q2 - q1) - vabd.u8 q4, q10, q9 ; abs(q3 - q2) - - vmax.u8 q11, q11, q12 - vmax.u8 q12, q13, q14 - vmax.u8 q3, q3, q4 - vmax.u8 q15, q11, q12 - - vabd.u8 q9, q6, q7 ; abs(p0 - q0) - - ; vp8_hevmask - vcgt.u8 q13, q13, q2 ; (abs(p1 - p0) > thresh)*-1 - vcgt.u8 q14, q14, q2 ; (abs(q1 - q0) > thresh)*-1 - vmax.u8 q15, q15, q3 - - vmov.u8 q10, #0x80 ; 0x80 - - vabd.u8 q2, q5, q8 ; a = abs(p1 - q1) - vqadd.u8 q9, q9, q9 ; b = abs(p0 - q0) * 2 - - vcge.u8 q15, q1, q15 - - ; vp8_filter() function - ; convert to signed - veor q7, q7, q10 ; qs0 - vshr.u8 q2, q2, #1 ; a = a / 2 - veor q6, q6, q10 ; ps0 - - veor q5, q5, q10 ; ps1 - vqadd.u8 q9, q9, q2 ; a = b + a - - veor q8, q8, q10 ; qs1 - - vmov.u8 q10, #3 ; #3 - - vsubl.s8 q2, d14, d12 ; ( qs0 - ps0) - vsubl.s8 q11, d15, d13 - - vcge.u8 q9, q0, q9 ; (a > flimit * 2 + limit) * -1 - - vmovl.u8 q4, d20 - - vqsub.s8 q1, q5, q8 ; vp8_filter = clamp(ps1-qs1) - vorr q14, q13, q14 ; vp8_hevmask - - vmul.i16 q2, q2, q4 ; 3 * ( qs0 - ps0) - vmul.i16 q11, q11, q4 - - vand q1, q1, q14 ; vp8_filter &= hev - vand q15, q15, q9 ; vp8_filter_mask - - vaddw.s8 q2, q2, d2 - vaddw.s8 q11, q11, d3 - - vmov.u8 q9, #4 ; #4 - - ; vp8_filter = clamp(vp8_filter + 3 * ( qs0 - ps0)) - vqmovn.s16 d2, q2 - vqmovn.s16 d3, q11 - vand q1, q1, q15 ; vp8_filter &= mask - - vqadd.s8 q2, q1, q10 ; Filter2 = clamp(vp8_filter+3) - vqadd.s8 q1, q1, q9 ; Filter1 = clamp(vp8_filter+4) - vshr.s8 q2, q2, #3 ; Filter2 >>= 3 - vshr.s8 q1, q1, #3 ; Filter1 >>= 3 - - - vqadd.s8 q11, q6, q2 ; u = clamp(ps0 + Filter2) - vqsub.s8 q10, q7, q1 ; u = clamp(qs0 - Filter1) - - ; outer tap adjustments: ++vp8_filter >> 1 - vrshr.s8 q1, q1, #1 - vbic q1, q1, q14 ; vp8_filter &= ~hev - vmov.u8 q0, #0x80 ; 0x80 - vqadd.s8 q13, q5, q1 ; u = clamp(ps1 + vp8_filter) - vqsub.s8 q12, q8, q1 ; u = clamp(qs1 - vp8_filter) - - veor q6, q11, q0 ; *op0 = u^0x80 - veor q7, q10, q0 ; *oq0 = u^0x80 - veor q5, q13, q0 ; *op1 = u^0x80 - veor q8, q12, q0 ; *oq1 = u^0x80 - - bx lr - ENDP ; |vp8_loop_filter_horizontal_edge_y_neon| - -;----------------- - - END diff --git a/vp8/common/arm/neon/loopfilter_neon.c b/vp8/common/arm/neon/loopfilter_neon.c new file mode 100644 index 000000000..47f522bc6 --- /dev/null +++ b/vp8/common/arm/neon/loopfilter_neon.c @@ -0,0 +1,538 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include + +static inline void vp8_loop_filter_neon( + uint8x16_t qblimit, // flimit + uint8x16_t qlimit, // limit + uint8x16_t qthresh, // thresh + uint8x16_t q3, // p3 + uint8x16_t q4, // p2 + uint8x16_t q5, // p1 + uint8x16_t q6, // p0 + uint8x16_t q7, // q0 + uint8x16_t q8, // q1 + uint8x16_t q9, // q2 + uint8x16_t q10, // q3 + uint8x16_t *q5r, // p1 + uint8x16_t *q6r, // p0 + uint8x16_t *q7r, // q0 + uint8x16_t *q8r) { // q1 + uint8x16_t q0u8, q1u8, q2u8, q11u8, q12u8, q13u8, q14u8, q15u8; + int16x8_t q2s16, q11s16; + uint16x8_t q4u16; + int8x16_t q1s8, q2s8, q10s8, q11s8, q12s8, q13s8; + int8x8_t d2s8, d3s8; + + q11u8 = vabdq_u8(q3, q4); + q12u8 = vabdq_u8(q4, q5); + q13u8 = vabdq_u8(q5, q6); + q14u8 = vabdq_u8(q8, q7); + q3 = vabdq_u8(q9, q8); + q4 = vabdq_u8(q10, q9); + + q11u8 = vmaxq_u8(q11u8, q12u8); + q12u8 = vmaxq_u8(q13u8, q14u8); + q3 = vmaxq_u8(q3, q4); + q15u8 = vmaxq_u8(q11u8, q12u8); + + q9 = vabdq_u8(q6, q7); + + // vp8_hevmask + q13u8 = vcgtq_u8(q13u8, qthresh); + q14u8 = vcgtq_u8(q14u8, qthresh); + q15u8 = vmaxq_u8(q15u8, q3); + + q2u8 = vabdq_u8(q5, q8); + q9 = vqaddq_u8(q9, q9); + + q15u8 = vcgeq_u8(qlimit, q15u8); + + // vp8_filter() function + // convert to signed + q10 = vdupq_n_u8(0x80); + q8 = veorq_u8(q8, q10); + q7 = veorq_u8(q7, q10); + q6 = veorq_u8(q6, q10); + q5 = veorq_u8(q5, q10); + + q2u8 = vshrq_n_u8(q2u8, 1); + q9 = vqaddq_u8(q9, q2u8); + + q10 = vdupq_n_u8(3); + + q2s16 = vsubl_s8(vget_low_s8(vreinterpretq_s8_u8(q7)), + vget_low_s8(vreinterpretq_s8_u8(q6))); + q11s16 = vsubl_s8(vget_high_s8(vreinterpretq_s8_u8(q7)), + vget_high_s8(vreinterpretq_s8_u8(q6))); + + q9 = vcgeq_u8(qblimit, q9); + + q1s8 = vqsubq_s8(vreinterpretq_s8_u8(q5), + vreinterpretq_s8_u8(q8)); + + q14u8 = vorrq_u8(q13u8, q14u8); + + q4u16 = vmovl_u8(vget_low_u8(q10)); + q2s16 = vmulq_s16(q2s16, vreinterpretq_s16_u16(q4u16)); + q11s16 = vmulq_s16(q11s16, vreinterpretq_s16_u16(q4u16)); + + q1u8 = vandq_u8(vreinterpretq_u8_s8(q1s8), q14u8); + q15u8 = vandq_u8(q15u8, q9); + + q1s8 = vreinterpretq_s8_u8(q1u8); + q2s16 = vaddw_s8(q2s16, vget_low_s8(q1s8)); + q11s16 = vaddw_s8(q11s16, vget_high_s8(q1s8)); + + q9 = vdupq_n_u8(4); + // vp8_filter = clamp(vp8_filter + 3 * ( qs0 - ps0)) + d2s8 = vqmovn_s16(q2s16); + d3s8 = vqmovn_s16(q11s16); + q1s8 = vcombine_s8(d2s8, d3s8); + q1u8 = vandq_u8(vreinterpretq_u8_s8(q1s8), q15u8); + q1s8 = vreinterpretq_s8_u8(q1u8); + + q2s8 = vqaddq_s8(q1s8, vreinterpretq_s8_u8(q10)); + q1s8 = vqaddq_s8(q1s8, vreinterpretq_s8_u8(q9)); + q2s8 = vshrq_n_s8(q2s8, 3); + q1s8 = vshrq_n_s8(q1s8, 3); + + q11s8 = vqaddq_s8(vreinterpretq_s8_u8(q6), q2s8); + q10s8 = vqsubq_s8(vreinterpretq_s8_u8(q7), q1s8); + + q1s8 = vrshrq_n_s8(q1s8, 1); + q1s8 = vbicq_s8(q1s8, vreinterpretq_s8_u8(q14u8)); + + q13s8 = vqaddq_s8(vreinterpretq_s8_u8(q5), q1s8); + q12s8 = vqsubq_s8(vreinterpretq_s8_u8(q8), q1s8); + + q0u8 = vdupq_n_u8(0x80); + *q8r = veorq_u8(vreinterpretq_u8_s8(q12s8), q0u8); + *q7r = veorq_u8(vreinterpretq_u8_s8(q10s8), q0u8); + *q6r = veorq_u8(vreinterpretq_u8_s8(q11s8), q0u8); + *q5r = veorq_u8(vreinterpretq_u8_s8(q13s8), q0u8); + return; +} + +void vp8_loop_filter_horizontal_edge_y_neon( + unsigned char *src, + int pitch, + unsigned char blimit, + unsigned char limit, + unsigned char thresh) { + uint8x16_t qblimit, qlimit, qthresh, q3, q4; + uint8x16_t q5, q6, q7, q8, q9, q10; + + qblimit = vdupq_n_u8(blimit); + qlimit = vdupq_n_u8(limit); + qthresh = vdupq_n_u8(thresh); + src -= (pitch << 2); + + q3 = vld1q_u8(src); + src += pitch; + q4 = vld1q_u8(src); + src += pitch; + q5 = vld1q_u8(src); + src += pitch; + q6 = vld1q_u8(src); + src += pitch; + q7 = vld1q_u8(src); + src += pitch; + q8 = vld1q_u8(src); + src += pitch; + q9 = vld1q_u8(src); + src += pitch; + q10 = vld1q_u8(src); + + vp8_loop_filter_neon(qblimit, qlimit, qthresh, q3, q4, + q5, q6, q7, q8, q9, q10, + &q5, &q6, &q7, &q8); + + src -= (pitch * 5); + vst1q_u8(src, q5); + src += pitch; + vst1q_u8(src, q6); + src += pitch; + vst1q_u8(src, q7); + src += pitch; + vst1q_u8(src, q8); + return; +} + +void vp8_loop_filter_horizontal_edge_uv_neon( + unsigned char *u, + int pitch, + unsigned char blimit, + unsigned char limit, + unsigned char thresh, + unsigned char *v) { + uint8x16_t qblimit, qlimit, qthresh, q3, q4; + uint8x16_t q5, q6, q7, q8, q9, q10; + uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14; + uint8x8_t d15, d16, d17, d18, d19, d20, d21; + + qblimit = vdupq_n_u8(blimit); + qlimit = vdupq_n_u8(limit); + qthresh = vdupq_n_u8(thresh); + + u -= (pitch << 2); + v -= (pitch << 2); + + d6 = vld1_u8(u); + u += pitch; + d7 = vld1_u8(v); + v += pitch; + d8 = vld1_u8(u); + u += pitch; + d9 = vld1_u8(v); + v += pitch; + d10 = vld1_u8(u); + u += pitch; + d11 = vld1_u8(v); + v += pitch; + d12 = vld1_u8(u); + u += pitch; + d13 = vld1_u8(v); + v += pitch; + d14 = vld1_u8(u); + u += pitch; + d15 = vld1_u8(v); + v += pitch; + d16 = vld1_u8(u); + u += pitch; + d17 = vld1_u8(v); + v += pitch; + d18 = vld1_u8(u); + u += pitch; + d19 = vld1_u8(v); + v += pitch; + d20 = vld1_u8(u); + d21 = vld1_u8(v); + + q3 = vcombine_u8(d6, d7); + q4 = vcombine_u8(d8, d9); + q5 = vcombine_u8(d10, d11); + q6 = vcombine_u8(d12, d13); + q7 = vcombine_u8(d14, d15); + q8 = vcombine_u8(d16, d17); + q9 = vcombine_u8(d18, d19); + q10 = vcombine_u8(d20, d21); + + vp8_loop_filter_neon(qblimit, qlimit, qthresh, q3, q4, + q5, q6, q7, q8, q9, q10, + &q5, &q6, &q7, &q8); + + u -= (pitch * 5); + vst1_u8(u, vget_low_u8(q5)); + u += pitch; + vst1_u8(u, vget_low_u8(q6)); + u += pitch; + vst1_u8(u, vget_low_u8(q7)); + u += pitch; + vst1_u8(u, vget_low_u8(q8)); + + v -= (pitch * 5); + vst1_u8(v, vget_high_u8(q5)); + v += pitch; + vst1_u8(v, vget_high_u8(q6)); + v += pitch; + vst1_u8(v, vget_high_u8(q7)); + v += pitch; + vst1_u8(v, vget_high_u8(q8)); + return; +} + +void vp8_loop_filter_vertical_edge_y_neon( + unsigned char *src, + int pitch, + unsigned char blimit, + unsigned char limit, + unsigned char thresh) { + unsigned char *s, *d; + uint8x16_t qblimit, qlimit, qthresh, q3, q4; + uint8x16_t q5, q6, q7, q8, q9, q10; + uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14; + uint8x8_t d15, d16, d17, d18, d19, d20, d21; + uint32x4x2_t q2tmp0, q2tmp1, q2tmp2, q2tmp3; + uint16x8x2_t q2tmp4, q2tmp5, q2tmp6, q2tmp7; + uint8x16x2_t q2tmp8, q2tmp9, q2tmp10, q2tmp11; + uint8x8x4_t q4ResultH, q4ResultL; + + qblimit = vdupq_n_u8(blimit); + qlimit = vdupq_n_u8(limit); + qthresh = vdupq_n_u8(thresh); + + s = src - 4; + d6 = vld1_u8(s); + s += pitch; + d8 = vld1_u8(s); + s += pitch; + d10 = vld1_u8(s); + s += pitch; + d12 = vld1_u8(s); + s += pitch; + d14 = vld1_u8(s); + s += pitch; + d16 = vld1_u8(s); + s += pitch; + d18 = vld1_u8(s); + s += pitch; + d20 = vld1_u8(s); + s += pitch; + d7 = vld1_u8(s); + s += pitch; + d9 = vld1_u8(s); + s += pitch; + d11 = vld1_u8(s); + s += pitch; + d13 = vld1_u8(s); + s += pitch; + d15 = vld1_u8(s); + s += pitch; + d17 = vld1_u8(s); + s += pitch; + d19 = vld1_u8(s); + s += pitch; + d21 = vld1_u8(s); + + q3 = vcombine_u8(d6, d7); + q4 = vcombine_u8(d8, d9); + q5 = vcombine_u8(d10, d11); + q6 = vcombine_u8(d12, d13); + q7 = vcombine_u8(d14, d15); + q8 = vcombine_u8(d16, d17); + q9 = vcombine_u8(d18, d19); + q10 = vcombine_u8(d20, d21); + + q2tmp0 = vtrnq_u32(vreinterpretq_u32_u8(q3), vreinterpretq_u32_u8(q7)); + q2tmp1 = vtrnq_u32(vreinterpretq_u32_u8(q4), vreinterpretq_u32_u8(q8)); + q2tmp2 = vtrnq_u32(vreinterpretq_u32_u8(q5), vreinterpretq_u32_u8(q9)); + q2tmp3 = vtrnq_u32(vreinterpretq_u32_u8(q6), vreinterpretq_u32_u8(q10)); + + q2tmp4 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[0]), + vreinterpretq_u16_u32(q2tmp2.val[0])); + q2tmp5 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[0]), + vreinterpretq_u16_u32(q2tmp3.val[0])); + q2tmp6 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[1]), + vreinterpretq_u16_u32(q2tmp2.val[1])); + q2tmp7 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[1]), + vreinterpretq_u16_u32(q2tmp3.val[1])); + + q2tmp8 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[0]), + vreinterpretq_u8_u16(q2tmp5.val[0])); + q2tmp9 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[1]), + vreinterpretq_u8_u16(q2tmp5.val[1])); + q2tmp10 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[0]), + vreinterpretq_u8_u16(q2tmp7.val[0])); + q2tmp11 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[1]), + vreinterpretq_u8_u16(q2tmp7.val[1])); + + q3 = q2tmp8.val[0]; + q4 = q2tmp8.val[1]; + q5 = q2tmp9.val[0]; + q6 = q2tmp9.val[1]; + q7 = q2tmp10.val[0]; + q8 = q2tmp10.val[1]; + q9 = q2tmp11.val[0]; + q10 = q2tmp11.val[1]; + + vp8_loop_filter_neon(qblimit, qlimit, qthresh, q3, q4, + q5, q6, q7, q8, q9, q10, + &q5, &q6, &q7, &q8); + + q4ResultL.val[0] = vget_low_u8(q5); // d10 + q4ResultL.val[1] = vget_low_u8(q6); // d12 + q4ResultL.val[2] = vget_low_u8(q7); // d14 + q4ResultL.val[3] = vget_low_u8(q8); // d16 + q4ResultH.val[0] = vget_high_u8(q5); // d11 + q4ResultH.val[1] = vget_high_u8(q6); // d13 + q4ResultH.val[2] = vget_high_u8(q7); // d15 + q4ResultH.val[3] = vget_high_u8(q8); // d17 + + d = src - 2; + vst4_lane_u8(d, q4ResultL, 0); + d += pitch; + vst4_lane_u8(d, q4ResultL, 1); + d += pitch; + vst4_lane_u8(d, q4ResultL, 2); + d += pitch; + vst4_lane_u8(d, q4ResultL, 3); + d += pitch; + vst4_lane_u8(d, q4ResultL, 4); + d += pitch; + vst4_lane_u8(d, q4ResultL, 5); + d += pitch; + vst4_lane_u8(d, q4ResultL, 6); + d += pitch; + vst4_lane_u8(d, q4ResultL, 7); + d += pitch; + vst4_lane_u8(d, q4ResultH, 0); + d += pitch; + vst4_lane_u8(d, q4ResultH, 1); + d += pitch; + vst4_lane_u8(d, q4ResultH, 2); + d += pitch; + vst4_lane_u8(d, q4ResultH, 3); + d += pitch; + vst4_lane_u8(d, q4ResultH, 4); + d += pitch; + vst4_lane_u8(d, q4ResultH, 5); + d += pitch; + vst4_lane_u8(d, q4ResultH, 6); + d += pitch; + vst4_lane_u8(d, q4ResultH, 7); + return; +} + +void vp8_loop_filter_vertical_edge_uv_neon( + unsigned char *u, + int pitch, + unsigned char blimit, + unsigned char limit, + unsigned char thresh, + unsigned char *v) { + unsigned char *us, *ud; + unsigned char *vs, *vd; + uint8x16_t qblimit, qlimit, qthresh, q3, q4; + uint8x16_t q5, q6, q7, q8, q9, q10; + uint8x8_t d6, d7, d8, d9, d10, d11, d12, d13, d14; + uint8x8_t d15, d16, d17, d18, d19, d20, d21; + uint32x4x2_t q2tmp0, q2tmp1, q2tmp2, q2tmp3; + uint16x8x2_t q2tmp4, q2tmp5, q2tmp6, q2tmp7; + uint8x16x2_t q2tmp8, q2tmp9, q2tmp10, q2tmp11; + uint8x8x4_t q4ResultH, q4ResultL; + + qblimit = vdupq_n_u8(blimit); + qlimit = vdupq_n_u8(limit); + qthresh = vdupq_n_u8(thresh); + + us = u - 4; + d6 = vld1_u8(us); + us += pitch; + d8 = vld1_u8(us); + us += pitch; + d10 = vld1_u8(us); + us += pitch; + d12 = vld1_u8(us); + us += pitch; + d14 = vld1_u8(us); + us += pitch; + d16 = vld1_u8(us); + us += pitch; + d18 = vld1_u8(us); + us += pitch; + d20 = vld1_u8(us); + + vs = v - 4; + d7 = vld1_u8(vs); + vs += pitch; + d9 = vld1_u8(vs); + vs += pitch; + d11 = vld1_u8(vs); + vs += pitch; + d13 = vld1_u8(vs); + vs += pitch; + d15 = vld1_u8(vs); + vs += pitch; + d17 = vld1_u8(vs); + vs += pitch; + d19 = vld1_u8(vs); + vs += pitch; + d21 = vld1_u8(vs); + + q3 = vcombine_u8(d6, d7); + q4 = vcombine_u8(d8, d9); + q5 = vcombine_u8(d10, d11); + q6 = vcombine_u8(d12, d13); + q7 = vcombine_u8(d14, d15); + q8 = vcombine_u8(d16, d17); + q9 = vcombine_u8(d18, d19); + q10 = vcombine_u8(d20, d21); + + q2tmp0 = vtrnq_u32(vreinterpretq_u32_u8(q3), vreinterpretq_u32_u8(q7)); + q2tmp1 = vtrnq_u32(vreinterpretq_u32_u8(q4), vreinterpretq_u32_u8(q8)); + q2tmp2 = vtrnq_u32(vreinterpretq_u32_u8(q5), vreinterpretq_u32_u8(q9)); + q2tmp3 = vtrnq_u32(vreinterpretq_u32_u8(q6), vreinterpretq_u32_u8(q10)); + + q2tmp4 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[0]), + vreinterpretq_u16_u32(q2tmp2.val[0])); + q2tmp5 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[0]), + vreinterpretq_u16_u32(q2tmp3.val[0])); + q2tmp6 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp0.val[1]), + vreinterpretq_u16_u32(q2tmp2.val[1])); + q2tmp7 = vtrnq_u16(vreinterpretq_u16_u32(q2tmp1.val[1]), + vreinterpretq_u16_u32(q2tmp3.val[1])); + + q2tmp8 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[0]), + vreinterpretq_u8_u16(q2tmp5.val[0])); + q2tmp9 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp4.val[1]), + vreinterpretq_u8_u16(q2tmp5.val[1])); + q2tmp10 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[0]), + vreinterpretq_u8_u16(q2tmp7.val[0])); + q2tmp11 = vtrnq_u8(vreinterpretq_u8_u16(q2tmp6.val[1]), + vreinterpretq_u8_u16(q2tmp7.val[1])); + + q3 = q2tmp8.val[0]; + q4 = q2tmp8.val[1]; + q5 = q2tmp9.val[0]; + q6 = q2tmp9.val[1]; + q7 = q2tmp10.val[0]; + q8 = q2tmp10.val[1]; + q9 = q2tmp11.val[0]; + q10 = q2tmp11.val[1]; + + vp8_loop_filter_neon(qblimit, qlimit, qthresh, q3, q4, + q5, q6, q7, q8, q9, q10, + &q5, &q6, &q7, &q8); + + q4ResultL.val[0] = vget_low_u8(q5); // d10 + q4ResultL.val[1] = vget_low_u8(q6); // d12 + q4ResultL.val[2] = vget_low_u8(q7); // d14 + q4ResultL.val[3] = vget_low_u8(q8); // d16 + ud = u - 2; + vst4_lane_u8(ud, q4ResultL, 0); + ud += pitch; + vst4_lane_u8(ud, q4ResultL, 1); + ud += pitch; + vst4_lane_u8(ud, q4ResultL, 2); + ud += pitch; + vst4_lane_u8(ud, q4ResultL, 3); + ud += pitch; + vst4_lane_u8(ud, q4ResultL, 4); + ud += pitch; + vst4_lane_u8(ud, q4ResultL, 5); + ud += pitch; + vst4_lane_u8(ud, q4ResultL, 6); + ud += pitch; + vst4_lane_u8(ud, q4ResultL, 7); + + q4ResultH.val[0] = vget_high_u8(q5); // d11 + q4ResultH.val[1] = vget_high_u8(q6); // d13 + q4ResultH.val[2] = vget_high_u8(q7); // d15 + q4ResultH.val[3] = vget_high_u8(q8); // d17 + vd = v - 2; + vst4_lane_u8(vd, q4ResultH, 0); + vd += pitch; + vst4_lane_u8(vd, q4ResultH, 1); + vd += pitch; + vst4_lane_u8(vd, q4ResultH, 2); + vd += pitch; + vst4_lane_u8(vd, q4ResultH, 3); + vd += pitch; + vst4_lane_u8(vd, q4ResultH, 4); + vd += pitch; + vst4_lane_u8(vd, q4ResultH, 5); + vd += pitch; + vst4_lane_u8(vd, q4ResultH, 6); + vd += pitch; + vst4_lane_u8(vd, q4ResultH, 7); + return; +} -- cgit v1.2.3