| /* |
| * 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 <arm_neon.h> |
| #include <string.h> |
| #include "./vpx_config.h" |
| #include "./vp8_rtcd.h" |
| #include "vpx_dsp/arm/mem_neon.h" |
| #include "vpx_ports/mem.h" |
| |
| static const int8_t vp8_sub_pel_filters[8][8] = { |
| { 0, 0, 128, 0, 0, 0, 0, 0 }, /* note that 1/8 pel positionyys are */ |
| { 0, -6, 123, 12, -1, 0, 0, 0 }, /* just as per alpha -0.5 bicubic */ |
| { 2, -11, 108, 36, -8, 1, 0, 0 }, /* New 1/4 pel 6 tap filter */ |
| { 0, -9, 93, 50, -6, 0, 0, 0 }, |
| { 3, -16, 77, 77, -16, 3, 0, 0 }, /* New 1/2 pel 6 tap filter */ |
| { 0, -6, 50, 93, -9, 0, 0, 0 }, |
| { 1, -8, 36, 108, -11, 2, 0, 0 }, /* New 1/4 pel 6 tap filter */ |
| { 0, -1, 12, 123, -6, 0, 0, 0 }, |
| }; |
| |
| // This table is derived from vp8/common/filter.c:vp8_sub_pel_filters. |
| // Apply abs() to all the values. Elements 0, 2, 3, and 5 are always positive. |
| // Elements 1 and 4 are either 0 or negative. The code accounts for this with |
| // multiply/accumulates which either add or subtract as needed. The other |
| // functions will be updated to use this table later. |
| // It is also expanded to 8 elements to allow loading into 64 bit neon |
| // registers. |
| static const uint8_t abs_filters[8][8] = { |
| { 0, 0, 128, 0, 0, 0, 0, 0 }, { 0, 6, 123, 12, 1, 0, 0, 0 }, |
| { 2, 11, 108, 36, 8, 1, 0, 0 }, { 0, 9, 93, 50, 6, 0, 0, 0 }, |
| { 3, 16, 77, 77, 16, 3, 0, 0 }, { 0, 6, 50, 93, 9, 0, 0, 0 }, |
| { 1, 8, 36, 108, 11, 2, 0, 0 }, { 0, 1, 12, 123, 6, 0, 0, 0 }, |
| }; |
| |
| static INLINE uint8x8_t load_and_shift(const unsigned char *a) { |
| return vreinterpret_u8_u64(vshl_n_u64(vreinterpret_u64_u8(vld1_u8(a)), 32)); |
| } |
| |
| static INLINE void filter_add_accumulate(const uint8x16_t a, const uint8x16_t b, |
| const uint8x8_t filter, uint16x8_t *c, |
| uint16x8_t *d) { |
| const uint32x2x2_t a_shuf = vzip_u32(vreinterpret_u32_u8(vget_low_u8(a)), |
| vreinterpret_u32_u8(vget_high_u8(a))); |
| const uint32x2x2_t b_shuf = vzip_u32(vreinterpret_u32_u8(vget_low_u8(b)), |
| vreinterpret_u32_u8(vget_high_u8(b))); |
| *c = vmlal_u8(*c, vreinterpret_u8_u32(a_shuf.val[0]), filter); |
| *d = vmlal_u8(*d, vreinterpret_u8_u32(b_shuf.val[0]), filter); |
| } |
| |
| static INLINE void filter_sub_accumulate(const uint8x16_t a, const uint8x16_t b, |
| const uint8x8_t filter, uint16x8_t *c, |
| uint16x8_t *d) { |
| const uint32x2x2_t a_shuf = vzip_u32(vreinterpret_u32_u8(vget_low_u8(a)), |
| vreinterpret_u32_u8(vget_high_u8(a))); |
| const uint32x2x2_t b_shuf = vzip_u32(vreinterpret_u32_u8(vget_low_u8(b)), |
| vreinterpret_u32_u8(vget_high_u8(b))); |
| *c = vmlsl_u8(*c, vreinterpret_u8_u32(a_shuf.val[0]), filter); |
| *d = vmlsl_u8(*d, vreinterpret_u8_u32(b_shuf.val[0]), filter); |
| } |
| |
| static INLINE void yonly4x4(const unsigned char *src, int src_stride, |
| int filter_offset, unsigned char *dst, |
| int dst_stride) { |
| uint8x8_t a0, a1, a2, a3, a4, a5, a6, a7, a8; |
| uint8x8_t b0, b1, b2, b3, b4, b5, b6, b7, b8; |
| uint16x8_t c0, c1, c2, c3; |
| int16x8_t d0, d1; |
| uint8x8_t e0, e1; |
| |
| const uint8x8_t filter = vld1_u8(abs_filters[filter_offset]); |
| const uint8x8_t filter0 = vdup_lane_u8(filter, 0); |
| const uint8x8_t filter1 = vdup_lane_u8(filter, 1); |
| const uint8x8_t filter2 = vdup_lane_u8(filter, 2); |
| const uint8x8_t filter3 = vdup_lane_u8(filter, 3); |
| const uint8x8_t filter4 = vdup_lane_u8(filter, 4); |
| const uint8x8_t filter5 = vdup_lane_u8(filter, 5); |
| |
| src -= src_stride * 2; |
| // Shift the even rows to allow using 'vext' to combine the vectors. armv8 |
| // has vcopy_lane which would be interesting. This started as just a |
| // horrible workaround for clang adding alignment hints to 32bit loads: |
| // https://llvm.org/bugs/show_bug.cgi?id=24421 |
| // But it turns out it almost identical to casting the loads. |
| a0 = load_and_shift(src); |
| src += src_stride; |
| a1 = vld1_u8(src); |
| src += src_stride; |
| a2 = load_and_shift(src); |
| src += src_stride; |
| a3 = vld1_u8(src); |
| src += src_stride; |
| a4 = load_and_shift(src); |
| src += src_stride; |
| a5 = vld1_u8(src); |
| src += src_stride; |
| a6 = load_and_shift(src); |
| src += src_stride; |
| a7 = vld1_u8(src); |
| src += src_stride; |
| a8 = vld1_u8(src); |
| |
| // Combine the rows so we can operate on 8 at a time. |
| b0 = vext_u8(a0, a1, 4); |
| b2 = vext_u8(a2, a3, 4); |
| b4 = vext_u8(a4, a5, 4); |
| b6 = vext_u8(a6, a7, 4); |
| b8 = a8; |
| |
| // To keep with the 8-at-a-time theme, combine *alternate* rows. This |
| // allows combining the odd rows with the even. |
| b1 = vext_u8(b0, b2, 4); |
| b3 = vext_u8(b2, b4, 4); |
| b5 = vext_u8(b4, b6, 4); |
| b7 = vext_u8(b6, b8, 4); |
| |
| // Multiply and expand to 16 bits. |
| c0 = vmull_u8(b0, filter0); |
| c1 = vmull_u8(b2, filter0); |
| c2 = vmull_u8(b5, filter5); |
| c3 = vmull_u8(b7, filter5); |
| |
| // Multiply, subtract and accumulate for filters 1 and 4 (the negative |
| // ones). |
| c0 = vmlsl_u8(c0, b4, filter4); |
| c1 = vmlsl_u8(c1, b6, filter4); |
| c2 = vmlsl_u8(c2, b1, filter1); |
| c3 = vmlsl_u8(c3, b3, filter1); |
| |
| // Add more positive ones. vmlal should really return a signed type. |
| // It's doing signed math internally, as evidenced by the fact we can do |
| // subtractions followed by more additions. Ideally we could use |
| // vqmlal/sl but that instruction doesn't exist. Might be able to |
| // shoehorn vqdmlal/vqdmlsl in here but it would take some effort. |
| c0 = vmlal_u8(c0, b2, filter2); |
| c1 = vmlal_u8(c1, b4, filter2); |
| c2 = vmlal_u8(c2, b3, filter3); |
| c3 = vmlal_u8(c3, b5, filter3); |
| |
| // Use signed saturation math because vmlsl may have left some negative |
| // numbers in there. |
| d0 = vqaddq_s16(vreinterpretq_s16_u16(c2), vreinterpretq_s16_u16(c0)); |
| d1 = vqaddq_s16(vreinterpretq_s16_u16(c3), vreinterpretq_s16_u16(c1)); |
| |
| // Use signed again because numbers like -200 need to be saturated to 0. |
| e0 = vqrshrun_n_s16(d0, 7); |
| e1 = vqrshrun_n_s16(d1, 7); |
| |
| store_unaligned_u8q(dst, dst_stride, vcombine_u8(e0, e1)); |
| } |
| |
| void vp8_sixtap_predict4x4_neon(unsigned char *src_ptr, int src_pixels_per_line, |
| int xoffset, int yoffset, |
| unsigned char *dst_ptr, int dst_pitch) { |
| uint8x16_t s0, s1, s2, s3, s4; |
| uint64x2_t s01, s23; |
| // Variables to hold src[] elements for the given filter[] |
| uint8x8_t s0_f5, s1_f5, s2_f5, s3_f5, s4_f5; |
| uint8x8_t s4_f1, s4_f2, s4_f3, s4_f4; |
| uint8x16_t s01_f0, s23_f0; |
| uint64x2_t s01_f3, s23_f3; |
| uint32x2x2_t s01_f3_q, s23_f3_q, s01_f5_q, s23_f5_q; |
| // Accumulator variables. |
| uint16x8_t d0123, d4567, d89; |
| uint16x8_t d0123_a, d4567_a, d89_a; |
| int16x8_t e0123, e4567, e89; |
| // Second pass intermediates. |
| uint8x8_t b0, b1, b2, b3, b4, b5, b6, b7, b8; |
| uint16x8_t c0, c1, c2, c3; |
| int16x8_t d0, d1; |
| uint8x8_t e0, e1; |
| uint8x8_t filter, filter0, filter1, filter2, filter3, filter4, filter5; |
| |
| if (xoffset == 0) { // Second pass only. |
| yonly4x4(src_ptr, src_pixels_per_line, yoffset, dst_ptr, dst_pitch); |
| return; |
| } |
| |
| if (yoffset == 0) { // First pass only. |
| src_ptr -= 2; |
| } else { // Add context for the second pass. 2 extra lines on top. |
| src_ptr -= 2 + (src_pixels_per_line * 2); |
| } |
| |
| filter = vld1_u8(abs_filters[xoffset]); |
| filter0 = vdup_lane_u8(filter, 0); |
| filter1 = vdup_lane_u8(filter, 1); |
| filter2 = vdup_lane_u8(filter, 2); |
| filter3 = vdup_lane_u8(filter, 3); |
| filter4 = vdup_lane_u8(filter, 4); |
| filter5 = vdup_lane_u8(filter, 5); |
| |
| // 2 bytes of context, 4 bytes of src values, 3 bytes of context, 7 bytes of |
| // garbage. So much effort for that last single bit. |
| // The low values of each pair are for filter0. |
| s0 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| s1 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| s2 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| s3 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| |
| // Shift to extract values for filter[5] |
| // If src[] is 0, this puts: |
| // 3 4 5 6 7 8 9 10 in s0_f5 |
| // Can't use vshr.u64 because it crosses the double word boundary. |
| s0_f5 = vext_u8(vget_low_u8(s0), vget_high_u8(s0), 5); |
| s1_f5 = vext_u8(vget_low_u8(s1), vget_high_u8(s1), 5); |
| s2_f5 = vext_u8(vget_low_u8(s2), vget_high_u8(s2), 5); |
| s3_f5 = vext_u8(vget_low_u8(s3), vget_high_u8(s3), 5); |
| |
| s01_f0 = vcombine_u8(vget_low_u8(s0), vget_low_u8(s1)); |
| s23_f0 = vcombine_u8(vget_low_u8(s2), vget_low_u8(s3)); |
| |
| s01_f5_q = vzip_u32(vreinterpret_u32_u8(s0_f5), vreinterpret_u32_u8(s1_f5)); |
| s23_f5_q = vzip_u32(vreinterpret_u32_u8(s2_f5), vreinterpret_u32_u8(s3_f5)); |
| d0123 = vmull_u8(vreinterpret_u8_u32(s01_f5_q.val[0]), filter5); |
| d4567 = vmull_u8(vreinterpret_u8_u32(s23_f5_q.val[0]), filter5); |
| |
| // Keep original src data as 64 bits to simplify shifting and extracting. |
| s01 = vreinterpretq_u64_u8(s01_f0); |
| s23 = vreinterpretq_u64_u8(s23_f0); |
| |
| // 3 4 5 6 * filter0 |
| filter_add_accumulate(s01_f0, s23_f0, filter0, &d0123, &d4567); |
| |
| // Shift over one to use -1, 0, 1, 2 for filter1 |
| // -1 0 1 2 * filter1 |
| filter_sub_accumulate(vreinterpretq_u8_u64(vshrq_n_u64(s01, 8)), |
| vreinterpretq_u8_u64(vshrq_n_u64(s23, 8)), filter1, |
| &d0123, &d4567); |
| |
| // 2 3 4 5 * filter4 |
| filter_sub_accumulate(vreinterpretq_u8_u64(vshrq_n_u64(s01, 32)), |
| vreinterpretq_u8_u64(vshrq_n_u64(s23, 32)), filter4, |
| &d0123, &d4567); |
| |
| // 0 1 2 3 * filter2 |
| filter_add_accumulate(vreinterpretq_u8_u64(vshrq_n_u64(s01, 16)), |
| vreinterpretq_u8_u64(vshrq_n_u64(s23, 16)), filter2, |
| &d0123, &d4567); |
| |
| // 1 2 3 4 * filter3 |
| s01_f3 = vshrq_n_u64(s01, 24); |
| s23_f3 = vshrq_n_u64(s23, 24); |
| s01_f3_q = vzip_u32(vreinterpret_u32_u64(vget_low_u64(s01_f3)), |
| vreinterpret_u32_u64(vget_high_u64(s01_f3))); |
| s23_f3_q = vzip_u32(vreinterpret_u32_u64(vget_low_u64(s23_f3)), |
| vreinterpret_u32_u64(vget_high_u64(s23_f3))); |
| // Accumulate into different registers so it can use saturated addition. |
| d0123_a = vmull_u8(vreinterpret_u8_u32(s01_f3_q.val[0]), filter3); |
| d4567_a = vmull_u8(vreinterpret_u8_u32(s23_f3_q.val[0]), filter3); |
| |
| e0123 = |
| vqaddq_s16(vreinterpretq_s16_u16(d0123), vreinterpretq_s16_u16(d0123_a)); |
| e4567 = |
| vqaddq_s16(vreinterpretq_s16_u16(d4567), vreinterpretq_s16_u16(d4567_a)); |
| |
| // Shift and narrow. |
| b0 = vqrshrun_n_s16(e0123, 7); |
| b2 = vqrshrun_n_s16(e4567, 7); |
| |
| if (yoffset == 0) { // firstpass_filter4x4_only |
| store_unaligned_u8q(dst_ptr, dst_pitch, vcombine_u8(b0, b2)); |
| return; |
| } |
| |
| // Load additional context when doing both filters. |
| s0 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| s1 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| s2 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| s3 = vld1q_u8(src_ptr); |
| src_ptr += src_pixels_per_line; |
| s4 = vld1q_u8(src_ptr); |
| |
| s0_f5 = vext_u8(vget_low_u8(s0), vget_high_u8(s0), 5); |
| s1_f5 = vext_u8(vget_low_u8(s1), vget_high_u8(s1), 5); |
| s2_f5 = vext_u8(vget_low_u8(s2), vget_high_u8(s2), 5); |
| s3_f5 = vext_u8(vget_low_u8(s3), vget_high_u8(s3), 5); |
| s4_f5 = vext_u8(vget_low_u8(s4), vget_high_u8(s4), 5); |
| |
| // 3 4 5 6 * filter0 |
| s01_f0 = vcombine_u8(vget_low_u8(s0), vget_low_u8(s1)); |
| s23_f0 = vcombine_u8(vget_low_u8(s2), vget_low_u8(s3)); |
| |
| s01_f5_q = vzip_u32(vreinterpret_u32_u8(s0_f5), vreinterpret_u32_u8(s1_f5)); |
| s23_f5_q = vzip_u32(vreinterpret_u32_u8(s2_f5), vreinterpret_u32_u8(s3_f5)); |
| // But this time instead of 16 pixels to filter, there are 20. So an extra |
| // run with a doubleword register. |
| d0123 = vmull_u8(vreinterpret_u8_u32(s01_f5_q.val[0]), filter5); |
| d4567 = vmull_u8(vreinterpret_u8_u32(s23_f5_q.val[0]), filter5); |
| d89 = vmull_u8(s4_f5, filter5); |
| |
| // Save a copy as u64 for shifting. |
| s01 = vreinterpretq_u64_u8(s01_f0); |
| s23 = vreinterpretq_u64_u8(s23_f0); |
| |
| filter_add_accumulate(s01_f0, s23_f0, filter0, &d0123, &d4567); |
| d89 = vmlal_u8(d89, vget_low_u8(s4), filter0); |
| |
| filter_sub_accumulate(vreinterpretq_u8_u64(vshrq_n_u64(s01, 8)), |
| vreinterpretq_u8_u64(vshrq_n_u64(s23, 8)), filter1, |
| &d0123, &d4567); |
| s4_f1 = vext_u8(vget_low_u8(s4), vget_high_u8(s4), 1); |
| d89 = vmlsl_u8(d89, s4_f1, filter1); |
| |
| filter_sub_accumulate(vreinterpretq_u8_u64(vshrq_n_u64(s01, 32)), |
| vreinterpretq_u8_u64(vshrq_n_u64(s23, 32)), filter4, |
| &d0123, &d4567); |
| s4_f4 = vext_u8(vget_low_u8(s4), vget_high_u8(s4), 4); |
| d89 = vmlsl_u8(d89, s4_f4, filter4); |
| |
| filter_add_accumulate(vreinterpretq_u8_u64(vshrq_n_u64(s01, 16)), |
| vreinterpretq_u8_u64(vshrq_n_u64(s23, 16)), filter2, |
| &d0123, &d4567); |
| s4_f2 = vext_u8(vget_low_u8(s4), vget_high_u8(s4), 2); |
| d89 = vmlal_u8(d89, s4_f2, filter2); |
| |
| s01_f3 = vshrq_n_u64(s01, 24); |
| s23_f3 = vshrq_n_u64(s23, 24); |
| s01_f3_q = vzip_u32(vreinterpret_u32_u64(vget_low_u64(s01_f3)), |
| vreinterpret_u32_u64(vget_high_u64(s01_f3))); |
| s23_f3_q = vzip_u32(vreinterpret_u32_u64(vget_low_u64(s23_f3)), |
| vreinterpret_u32_u64(vget_high_u64(s23_f3))); |
| s4_f3 = vext_u8(vget_low_u8(s4), vget_high_u8(s4), 3); |
| d0123_a = vmull_u8(vreinterpret_u8_u32(s01_f3_q.val[0]), filter3); |
| d4567_a = vmull_u8(vreinterpret_u8_u32(s23_f3_q.val[0]), filter3); |
| d89_a = vmull_u8(s4_f3, filter3); |
| |
| e0123 = |
| vqaddq_s16(vreinterpretq_s16_u16(d0123), vreinterpretq_s16_u16(d0123_a)); |
| e4567 = |
| vqaddq_s16(vreinterpretq_s16_u16(d4567), vreinterpretq_s16_u16(d4567_a)); |
| e89 = vqaddq_s16(vreinterpretq_s16_u16(d89), vreinterpretq_s16_u16(d89_a)); |
| |
| b4 = vqrshrun_n_s16(e0123, 7); |
| b6 = vqrshrun_n_s16(e4567, 7); |
| b8 = vqrshrun_n_s16(e89, 7); |
| |
| // Second pass: 4x4 |
| filter = vld1_u8(abs_filters[yoffset]); |
| filter0 = vdup_lane_u8(filter, 0); |
| filter1 = vdup_lane_u8(filter, 1); |
| filter2 = vdup_lane_u8(filter, 2); |
| filter3 = vdup_lane_u8(filter, 3); |
| filter4 = vdup_lane_u8(filter, 4); |
| filter5 = vdup_lane_u8(filter, 5); |
| |
| b1 = vext_u8(b0, b2, 4); |
| b3 = vext_u8(b2, b4, 4); |
| b5 = vext_u8(b4, b6, 4); |
| b7 = vext_u8(b6, b8, 4); |
| |
| c0 = vmull_u8(b0, filter0); |
| c1 = vmull_u8(b2, filter0); |
| c2 = vmull_u8(b5, filter5); |
| c3 = vmull_u8(b7, filter5); |
| |
| c0 = vmlsl_u8(c0, b4, filter4); |
| c1 = vmlsl_u8(c1, b6, filter4); |
| c2 = vmlsl_u8(c2, b1, filter1); |
| c3 = vmlsl_u8(c3, b3, filter1); |
| |
| c0 = vmlal_u8(c0, b2, filter2); |
| c1 = vmlal_u8(c1, b4, filter2); |
| c2 = vmlal_u8(c2, b3, filter3); |
| c3 = vmlal_u8(c3, b5, filter3); |
| |
| d0 = vqaddq_s16(vreinterpretq_s16_u16(c2), vreinterpretq_s16_u16(c0)); |
| d1 = vqaddq_s16(vreinterpretq_s16_u16(c3), vreinterpretq_s16_u16(c1)); |
| |
| e0 = vqrshrun_n_s16(d0, 7); |
| e1 = vqrshrun_n_s16(d1, 7); |
| |
| store_unaligned_u8q(dst_ptr, dst_pitch, vcombine_u8(e0, e1)); |
| } |
| |
| void vp8_sixtap_predict8x4_neon(unsigned char *src_ptr, int src_pixels_per_line, |
| int xoffset, int yoffset, |
| unsigned char *dst_ptr, int dst_pitch) { |
| unsigned char *src; |
| uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8, d8u8, d9u8; |
| uint8x8_t d22u8, d23u8, d24u8, d25u8, d26u8; |
| uint8x8_t d27u8, d28u8, d29u8, d30u8, d31u8; |
| int8x8_t dtmps8, d0s8, d1s8, d2s8, d3s8, d4s8, d5s8; |
| uint16x8_t q3u16, q4u16, q5u16, q6u16, q7u16; |
| uint16x8_t q8u16, q9u16, q10u16, q11u16, q12u16; |
| int16x8_t q3s16, q4s16, q5s16, q6s16, q7s16; |
| int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16; |
| uint8x16_t q3u8, q4u8, q5u8, q6u8, q7u8; |
| |
| if (xoffset == 0) { // secondpass_filter8x4_only |
| // load second_pass filter |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| // load src data |
| src = src_ptr - src_pixels_per_line * 2; |
| d22u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d23u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d24u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d25u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d26u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d27u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d28u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d29u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d30u8 = vld1_u8(src); |
| |
| q3u16 = vmull_u8(d22u8, d0u8); |
| q4u16 = vmull_u8(d23u8, d0u8); |
| q5u16 = vmull_u8(d24u8, d0u8); |
| q6u16 = vmull_u8(d25u8, d0u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d23u8, d1u8); |
| q4u16 = vmlsl_u8(q4u16, d24u8, d1u8); |
| q5u16 = vmlsl_u8(q5u16, d25u8, d1u8); |
| q6u16 = vmlsl_u8(q6u16, d26u8, d1u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d26u8, d4u8); |
| q4u16 = vmlsl_u8(q4u16, d27u8, d4u8); |
| q5u16 = vmlsl_u8(q5u16, d28u8, d4u8); |
| q6u16 = vmlsl_u8(q6u16, d29u8, d4u8); |
| |
| q3u16 = vmlal_u8(q3u16, d24u8, d2u8); |
| q4u16 = vmlal_u8(q4u16, d25u8, d2u8); |
| q5u16 = vmlal_u8(q5u16, d26u8, d2u8); |
| q6u16 = vmlal_u8(q6u16, d27u8, d2u8); |
| |
| q3u16 = vmlal_u8(q3u16, d27u8, d5u8); |
| q4u16 = vmlal_u8(q4u16, d28u8, d5u8); |
| q5u16 = vmlal_u8(q5u16, d29u8, d5u8); |
| q6u16 = vmlal_u8(q6u16, d30u8, d5u8); |
| |
| q7u16 = vmull_u8(d25u8, d3u8); |
| q8u16 = vmull_u8(d26u8, d3u8); |
| q9u16 = vmull_u8(d27u8, d3u8); |
| q10u16 = vmull_u8(d28u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| |
| q7s16 = vqaddq_s16(q7s16, q3s16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q9s16 = vqaddq_s16(q9s16, q5s16); |
| q10s16 = vqaddq_s16(q10s16, q6s16); |
| |
| d6u8 = vqrshrun_n_s16(q7s16, 7); |
| d7u8 = vqrshrun_n_s16(q8s16, 7); |
| d8u8 = vqrshrun_n_s16(q9s16, 7); |
| d9u8 = vqrshrun_n_s16(q10s16, 7); |
| |
| vst1_u8(dst_ptr, d6u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d7u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d8u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d9u8); |
| return; |
| } |
| |
| // load first_pass filter |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[xoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| // First pass: output_height lines x output_width columns (9x4) |
| if (yoffset == 0) // firstpass_filter4x4_only |
| src = src_ptr - 2; |
| else |
| src = src_ptr - 2 - (src_pixels_per_line * 2); |
| q3u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q4u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q5u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q6u8 = vld1q_u8(src); |
| |
| q7u16 = vmull_u8(vget_low_u8(q3u8), d0u8); |
| q8u16 = vmull_u8(vget_low_u8(q4u8), d0u8); |
| q9u16 = vmull_u8(vget_low_u8(q5u8), d0u8); |
| q10u16 = vmull_u8(vget_low_u8(q6u8), d0u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 1); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 1); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 1); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 1); |
| |
| q7u16 = vmlsl_u8(q7u16, d28u8, d1u8); |
| q8u16 = vmlsl_u8(q8u16, d29u8, d1u8); |
| q9u16 = vmlsl_u8(q9u16, d30u8, d1u8); |
| q10u16 = vmlsl_u8(q10u16, d31u8, d1u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 4); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 4); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 4); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 4); |
| |
| q7u16 = vmlsl_u8(q7u16, d28u8, d4u8); |
| q8u16 = vmlsl_u8(q8u16, d29u8, d4u8); |
| q9u16 = vmlsl_u8(q9u16, d30u8, d4u8); |
| q10u16 = vmlsl_u8(q10u16, d31u8, d4u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 2); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 2); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 2); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 2); |
| |
| q7u16 = vmlal_u8(q7u16, d28u8, d2u8); |
| q8u16 = vmlal_u8(q8u16, d29u8, d2u8); |
| q9u16 = vmlal_u8(q9u16, d30u8, d2u8); |
| q10u16 = vmlal_u8(q10u16, d31u8, d2u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5); |
| |
| q7u16 = vmlal_u8(q7u16, d28u8, d5u8); |
| q8u16 = vmlal_u8(q8u16, d29u8, d5u8); |
| q9u16 = vmlal_u8(q9u16, d30u8, d5u8); |
| q10u16 = vmlal_u8(q10u16, d31u8, d5u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 3); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 3); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 3); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 3); |
| |
| q3u16 = vmull_u8(d28u8, d3u8); |
| q4u16 = vmull_u8(d29u8, d3u8); |
| q5u16 = vmull_u8(d30u8, d3u8); |
| q6u16 = vmull_u8(d31u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| |
| q7s16 = vqaddq_s16(q7s16, q3s16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q9s16 = vqaddq_s16(q9s16, q5s16); |
| q10s16 = vqaddq_s16(q10s16, q6s16); |
| |
| d22u8 = vqrshrun_n_s16(q7s16, 7); |
| d23u8 = vqrshrun_n_s16(q8s16, 7); |
| d24u8 = vqrshrun_n_s16(q9s16, 7); |
| d25u8 = vqrshrun_n_s16(q10s16, 7); |
| |
| if (yoffset == 0) { // firstpass_filter8x4_only |
| vst1_u8(dst_ptr, d22u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d23u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d24u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d25u8); |
| return; |
| } |
| |
| // First Pass on rest 5-line data |
| src += src_pixels_per_line; |
| q3u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q4u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q5u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q6u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q7u8 = vld1q_u8(src); |
| |
| q8u16 = vmull_u8(vget_low_u8(q3u8), d0u8); |
| q9u16 = vmull_u8(vget_low_u8(q4u8), d0u8); |
| q10u16 = vmull_u8(vget_low_u8(q5u8), d0u8); |
| q11u16 = vmull_u8(vget_low_u8(q6u8), d0u8); |
| q12u16 = vmull_u8(vget_low_u8(q7u8), d0u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 1); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 1); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 1); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 1); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 1); |
| |
| q8u16 = vmlsl_u8(q8u16, d27u8, d1u8); |
| q9u16 = vmlsl_u8(q9u16, d28u8, d1u8); |
| q10u16 = vmlsl_u8(q10u16, d29u8, d1u8); |
| q11u16 = vmlsl_u8(q11u16, d30u8, d1u8); |
| q12u16 = vmlsl_u8(q12u16, d31u8, d1u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 4); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 4); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 4); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 4); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 4); |
| |
| q8u16 = vmlsl_u8(q8u16, d27u8, d4u8); |
| q9u16 = vmlsl_u8(q9u16, d28u8, d4u8); |
| q10u16 = vmlsl_u8(q10u16, d29u8, d4u8); |
| q11u16 = vmlsl_u8(q11u16, d30u8, d4u8); |
| q12u16 = vmlsl_u8(q12u16, d31u8, d4u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 2); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 2); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 2); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 2); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 2); |
| |
| q8u16 = vmlal_u8(q8u16, d27u8, d2u8); |
| q9u16 = vmlal_u8(q9u16, d28u8, d2u8); |
| q10u16 = vmlal_u8(q10u16, d29u8, d2u8); |
| q11u16 = vmlal_u8(q11u16, d30u8, d2u8); |
| q12u16 = vmlal_u8(q12u16, d31u8, d2u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 5); |
| |
| q8u16 = vmlal_u8(q8u16, d27u8, d5u8); |
| q9u16 = vmlal_u8(q9u16, d28u8, d5u8); |
| q10u16 = vmlal_u8(q10u16, d29u8, d5u8); |
| q11u16 = vmlal_u8(q11u16, d30u8, d5u8); |
| q12u16 = vmlal_u8(q12u16, d31u8, d5u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 3); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 3); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 3); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 3); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 3); |
| |
| q3u16 = vmull_u8(d27u8, d3u8); |
| q4u16 = vmull_u8(d28u8, d3u8); |
| q5u16 = vmull_u8(d29u8, d3u8); |
| q6u16 = vmull_u8(d30u8, d3u8); |
| q7u16 = vmull_u8(d31u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| q11s16 = vreinterpretq_s16_u16(q11u16); |
| q12s16 = vreinterpretq_s16_u16(q12u16); |
| |
| q8s16 = vqaddq_s16(q8s16, q3s16); |
| q9s16 = vqaddq_s16(q9s16, q4s16); |
| q10s16 = vqaddq_s16(q10s16, q5s16); |
| q11s16 = vqaddq_s16(q11s16, q6s16); |
| q12s16 = vqaddq_s16(q12s16, q7s16); |
| |
| d26u8 = vqrshrun_n_s16(q8s16, 7); |
| d27u8 = vqrshrun_n_s16(q9s16, 7); |
| d28u8 = vqrshrun_n_s16(q10s16, 7); |
| d29u8 = vqrshrun_n_s16(q11s16, 7); |
| d30u8 = vqrshrun_n_s16(q12s16, 7); |
| |
| // Second pass: 8x4 |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| q3u16 = vmull_u8(d22u8, d0u8); |
| q4u16 = vmull_u8(d23u8, d0u8); |
| q5u16 = vmull_u8(d24u8, d0u8); |
| q6u16 = vmull_u8(d25u8, d0u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d23u8, d1u8); |
| q4u16 = vmlsl_u8(q4u16, d24u8, d1u8); |
| q5u16 = vmlsl_u8(q5u16, d25u8, d1u8); |
| q6u16 = vmlsl_u8(q6u16, d26u8, d1u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d26u8, d4u8); |
| q4u16 = vmlsl_u8(q4u16, d27u8, d4u8); |
| q5u16 = vmlsl_u8(q5u16, d28u8, d4u8); |
| q6u16 = vmlsl_u8(q6u16, d29u8, d4u8); |
| |
| q3u16 = vmlal_u8(q3u16, d24u8, d2u8); |
| q4u16 = vmlal_u8(q4u16, d25u8, d2u8); |
| q5u16 = vmlal_u8(q5u16, d26u8, d2u8); |
| q6u16 = vmlal_u8(q6u16, d27u8, d2u8); |
| |
| q3u16 = vmlal_u8(q3u16, d27u8, d5u8); |
| q4u16 = vmlal_u8(q4u16, d28u8, d5u8); |
| q5u16 = vmlal_u8(q5u16, d29u8, d5u8); |
| q6u16 = vmlal_u8(q6u16, d30u8, d5u8); |
| |
| q7u16 = vmull_u8(d25u8, d3u8); |
| q8u16 = vmull_u8(d26u8, d3u8); |
| q9u16 = vmull_u8(d27u8, d3u8); |
| q10u16 = vmull_u8(d28u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| |
| q7s16 = vqaddq_s16(q7s16, q3s16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q9s16 = vqaddq_s16(q9s16, q5s16); |
| q10s16 = vqaddq_s16(q10s16, q6s16); |
| |
| d6u8 = vqrshrun_n_s16(q7s16, 7); |
| d7u8 = vqrshrun_n_s16(q8s16, 7); |
| d8u8 = vqrshrun_n_s16(q9s16, 7); |
| d9u8 = vqrshrun_n_s16(q10s16, 7); |
| |
| vst1_u8(dst_ptr, d6u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d7u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d8u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d9u8); |
| return; |
| } |
| |
| void vp8_sixtap_predict8x8_neon(unsigned char *src_ptr, int src_pixels_per_line, |
| int xoffset, int yoffset, |
| unsigned char *dst_ptr, int dst_pitch) { |
| unsigned char *src, *tmpp; |
| unsigned char tmp[64]; |
| int i; |
| uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8, d8u8, d9u8; |
| uint8x8_t d18u8, d19u8, d20u8, d21u8, d22u8, d23u8, d24u8, d25u8; |
| uint8x8_t d26u8, d27u8, d28u8, d29u8, d30u8, d31u8; |
| int8x8_t dtmps8, d0s8, d1s8, d2s8, d3s8, d4s8, d5s8; |
| uint16x8_t q3u16, q4u16, q5u16, q6u16, q7u16; |
| uint16x8_t q8u16, q9u16, q10u16, q11u16, q12u16; |
| int16x8_t q3s16, q4s16, q5s16, q6s16, q7s16; |
| int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16; |
| uint8x16_t q3u8, q4u8, q5u8, q6u8, q7u8, q9u8, q10u8, q11u8, q12u8; |
| |
| if (xoffset == 0) { // secondpass_filter8x8_only |
| // load second_pass filter |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| // load src data |
| src = src_ptr - src_pixels_per_line * 2; |
| d18u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d19u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d20u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d21u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d22u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d23u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d24u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d25u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d26u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d27u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d28u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d29u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d30u8 = vld1_u8(src); |
| |
| for (i = 2; i > 0; i--) { |
| q3u16 = vmull_u8(d18u8, d0u8); |
| q4u16 = vmull_u8(d19u8, d0u8); |
| q5u16 = vmull_u8(d20u8, d0u8); |
| q6u16 = vmull_u8(d21u8, d0u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d19u8, d1u8); |
| q4u16 = vmlsl_u8(q4u16, d20u8, d1u8); |
| q5u16 = vmlsl_u8(q5u16, d21u8, d1u8); |
| q6u16 = vmlsl_u8(q6u16, d22u8, d1u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d22u8, d4u8); |
| q4u16 = vmlsl_u8(q4u16, d23u8, d4u8); |
| q5u16 = vmlsl_u8(q5u16, d24u8, d4u8); |
| q6u16 = vmlsl_u8(q6u16, d25u8, d4u8); |
| |
| q3u16 = vmlal_u8(q3u16, d20u8, d2u8); |
| q4u16 = vmlal_u8(q4u16, d21u8, d2u8); |
| q5u16 = vmlal_u8(q5u16, d22u8, d2u8); |
| q6u16 = vmlal_u8(q6u16, d23u8, d2u8); |
| |
| q3u16 = vmlal_u8(q3u16, d23u8, d5u8); |
| q4u16 = vmlal_u8(q4u16, d24u8, d5u8); |
| q5u16 = vmlal_u8(q5u16, d25u8, d5u8); |
| q6u16 = vmlal_u8(q6u16, d26u8, d5u8); |
| |
| q7u16 = vmull_u8(d21u8, d3u8); |
| q8u16 = vmull_u8(d22u8, d3u8); |
| q9u16 = vmull_u8(d23u8, d3u8); |
| q10u16 = vmull_u8(d24u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| |
| q7s16 = vqaddq_s16(q7s16, q3s16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q9s16 = vqaddq_s16(q9s16, q5s16); |
| q10s16 = vqaddq_s16(q10s16, q6s16); |
| |
| d6u8 = vqrshrun_n_s16(q7s16, 7); |
| d7u8 = vqrshrun_n_s16(q8s16, 7); |
| d8u8 = vqrshrun_n_s16(q9s16, 7); |
| d9u8 = vqrshrun_n_s16(q10s16, 7); |
| |
| d18u8 = d22u8; |
| d19u8 = d23u8; |
| d20u8 = d24u8; |
| d21u8 = d25u8; |
| d22u8 = d26u8; |
| d23u8 = d27u8; |
| d24u8 = d28u8; |
| d25u8 = d29u8; |
| d26u8 = d30u8; |
| |
| vst1_u8(dst_ptr, d6u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d7u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d8u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d9u8); |
| dst_ptr += dst_pitch; |
| } |
| return; |
| } |
| |
| // load first_pass filter |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[xoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| // First pass: output_height lines x output_width columns (9x4) |
| if (yoffset == 0) // firstpass_filter4x4_only |
| src = src_ptr - 2; |
| else |
| src = src_ptr - 2 - (src_pixels_per_line * 2); |
| |
| tmpp = tmp; |
| for (i = 2; i > 0; i--) { |
| q3u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q4u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q5u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q6u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| |
| __builtin_prefetch(src); |
| __builtin_prefetch(src + src_pixels_per_line); |
| __builtin_prefetch(src + src_pixels_per_line * 2); |
| |
| q7u16 = vmull_u8(vget_low_u8(q3u8), d0u8); |
| q8u16 = vmull_u8(vget_low_u8(q4u8), d0u8); |
| q9u16 = vmull_u8(vget_low_u8(q5u8), d0u8); |
| q10u16 = vmull_u8(vget_low_u8(q6u8), d0u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 1); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 1); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 1); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 1); |
| |
| q7u16 = vmlsl_u8(q7u16, d28u8, d1u8); |
| q8u16 = vmlsl_u8(q8u16, d29u8, d1u8); |
| q9u16 = vmlsl_u8(q9u16, d30u8, d1u8); |
| q10u16 = vmlsl_u8(q10u16, d31u8, d1u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 4); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 4); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 4); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 4); |
| |
| q7u16 = vmlsl_u8(q7u16, d28u8, d4u8); |
| q8u16 = vmlsl_u8(q8u16, d29u8, d4u8); |
| q9u16 = vmlsl_u8(q9u16, d30u8, d4u8); |
| q10u16 = vmlsl_u8(q10u16, d31u8, d4u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 2); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 2); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 2); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 2); |
| |
| q7u16 = vmlal_u8(q7u16, d28u8, d2u8); |
| q8u16 = vmlal_u8(q8u16, d29u8, d2u8); |
| q9u16 = vmlal_u8(q9u16, d30u8, d2u8); |
| q10u16 = vmlal_u8(q10u16, d31u8, d2u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5); |
| |
| q7u16 = vmlal_u8(q7u16, d28u8, d5u8); |
| q8u16 = vmlal_u8(q8u16, d29u8, d5u8); |
| q9u16 = vmlal_u8(q9u16, d30u8, d5u8); |
| q10u16 = vmlal_u8(q10u16, d31u8, d5u8); |
| |
| d28u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 3); |
| d29u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 3); |
| d30u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 3); |
| d31u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 3); |
| |
| q3u16 = vmull_u8(d28u8, d3u8); |
| q4u16 = vmull_u8(d29u8, d3u8); |
| q5u16 = vmull_u8(d30u8, d3u8); |
| q6u16 = vmull_u8(d31u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| |
| q7s16 = vqaddq_s16(q7s16, q3s16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q9s16 = vqaddq_s16(q9s16, q5s16); |
| q10s16 = vqaddq_s16(q10s16, q6s16); |
| |
| d22u8 = vqrshrun_n_s16(q7s16, 7); |
| d23u8 = vqrshrun_n_s16(q8s16, 7); |
| d24u8 = vqrshrun_n_s16(q9s16, 7); |
| d25u8 = vqrshrun_n_s16(q10s16, 7); |
| |
| if (yoffset == 0) { // firstpass_filter8x4_only |
| vst1_u8(dst_ptr, d22u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d23u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d24u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d25u8); |
| dst_ptr += dst_pitch; |
| } else { |
| vst1_u8(tmpp, d22u8); |
| tmpp += 8; |
| vst1_u8(tmpp, d23u8); |
| tmpp += 8; |
| vst1_u8(tmpp, d24u8); |
| tmpp += 8; |
| vst1_u8(tmpp, d25u8); |
| tmpp += 8; |
| } |
| } |
| if (yoffset == 0) return; |
| |
| // First Pass on rest 5-line data |
| q3u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q4u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q5u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q6u8 = vld1q_u8(src); |
| src += src_pixels_per_line; |
| q7u8 = vld1q_u8(src); |
| |
| q8u16 = vmull_u8(vget_low_u8(q3u8), d0u8); |
| q9u16 = vmull_u8(vget_low_u8(q4u8), d0u8); |
| q10u16 = vmull_u8(vget_low_u8(q5u8), d0u8); |
| q11u16 = vmull_u8(vget_low_u8(q6u8), d0u8); |
| q12u16 = vmull_u8(vget_low_u8(q7u8), d0u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 1); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 1); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 1); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 1); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 1); |
| |
| q8u16 = vmlsl_u8(q8u16, d27u8, d1u8); |
| q9u16 = vmlsl_u8(q9u16, d28u8, d1u8); |
| q10u16 = vmlsl_u8(q10u16, d29u8, d1u8); |
| q11u16 = vmlsl_u8(q11u16, d30u8, d1u8); |
| q12u16 = vmlsl_u8(q12u16, d31u8, d1u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 4); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 4); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 4); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 4); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 4); |
| |
| q8u16 = vmlsl_u8(q8u16, d27u8, d4u8); |
| q9u16 = vmlsl_u8(q9u16, d28u8, d4u8); |
| q10u16 = vmlsl_u8(q10u16, d29u8, d4u8); |
| q11u16 = vmlsl_u8(q11u16, d30u8, d4u8); |
| q12u16 = vmlsl_u8(q12u16, d31u8, d4u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 2); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 2); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 2); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 2); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 2); |
| |
| q8u16 = vmlal_u8(q8u16, d27u8, d2u8); |
| q9u16 = vmlal_u8(q9u16, d28u8, d2u8); |
| q10u16 = vmlal_u8(q10u16, d29u8, d2u8); |
| q11u16 = vmlal_u8(q11u16, d30u8, d2u8); |
| q12u16 = vmlal_u8(q12u16, d31u8, d2u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 5); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 5); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 5); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 5); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 5); |
| |
| q8u16 = vmlal_u8(q8u16, d27u8, d5u8); |
| q9u16 = vmlal_u8(q9u16, d28u8, d5u8); |
| q10u16 = vmlal_u8(q10u16, d29u8, d5u8); |
| q11u16 = vmlal_u8(q11u16, d30u8, d5u8); |
| q12u16 = vmlal_u8(q12u16, d31u8, d5u8); |
| |
| d27u8 = vext_u8(vget_low_u8(q3u8), vget_high_u8(q3u8), 3); |
| d28u8 = vext_u8(vget_low_u8(q4u8), vget_high_u8(q4u8), 3); |
| d29u8 = vext_u8(vget_low_u8(q5u8), vget_high_u8(q5u8), 3); |
| d30u8 = vext_u8(vget_low_u8(q6u8), vget_high_u8(q6u8), 3); |
| d31u8 = vext_u8(vget_low_u8(q7u8), vget_high_u8(q7u8), 3); |
| |
| q3u16 = vmull_u8(d27u8, d3u8); |
| q4u16 = vmull_u8(d28u8, d3u8); |
| q5u16 = vmull_u8(d29u8, d3u8); |
| q6u16 = vmull_u8(d30u8, d3u8); |
| q7u16 = vmull_u8(d31u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| q11s16 = vreinterpretq_s16_u16(q11u16); |
| q12s16 = vreinterpretq_s16_u16(q12u16); |
| |
| q8s16 = vqaddq_s16(q8s16, q3s16); |
| q9s16 = vqaddq_s16(q9s16, q4s16); |
| q10s16 = vqaddq_s16(q10s16, q5s16); |
| q11s16 = vqaddq_s16(q11s16, q6s16); |
| q12s16 = vqaddq_s16(q12s16, q7s16); |
| |
| d26u8 = vqrshrun_n_s16(q8s16, 7); |
| d27u8 = vqrshrun_n_s16(q9s16, 7); |
| d28u8 = vqrshrun_n_s16(q10s16, 7); |
| d29u8 = vqrshrun_n_s16(q11s16, 7); |
| d30u8 = vqrshrun_n_s16(q12s16, 7); |
| |
| // Second pass: 8x8 |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| tmpp = tmp; |
| q9u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| q10u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| q11u8 = vld1q_u8(tmpp); |
| tmpp += 16; |
| q12u8 = vld1q_u8(tmpp); |
| |
| d18u8 = vget_low_u8(q9u8); |
| d19u8 = vget_high_u8(q9u8); |
| d20u8 = vget_low_u8(q10u8); |
| d21u8 = vget_high_u8(q10u8); |
| d22u8 = vget_low_u8(q11u8); |
| d23u8 = vget_high_u8(q11u8); |
| d24u8 = vget_low_u8(q12u8); |
| d25u8 = vget_high_u8(q12u8); |
| |
| for (i = 2; i > 0; i--) { |
| q3u16 = vmull_u8(d18u8, d0u8); |
| q4u16 = vmull_u8(d19u8, d0u8); |
| q5u16 = vmull_u8(d20u8, d0u8); |
| q6u16 = vmull_u8(d21u8, d0u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d19u8, d1u8); |
| q4u16 = vmlsl_u8(q4u16, d20u8, d1u8); |
| q5u16 = vmlsl_u8(q5u16, d21u8, d1u8); |
| q6u16 = vmlsl_u8(q6u16, d22u8, d1u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d22u8, d4u8); |
| q4u16 = vmlsl_u8(q4u16, d23u8, d4u8); |
| q5u16 = vmlsl_u8(q5u16, d24u8, d4u8); |
| q6u16 = vmlsl_u8(q6u16, d25u8, d4u8); |
| |
| q3u16 = vmlal_u8(q3u16, d20u8, d2u8); |
| q4u16 = vmlal_u8(q4u16, d21u8, d2u8); |
| q5u16 = vmlal_u8(q5u16, d22u8, d2u8); |
| q6u16 = vmlal_u8(q6u16, d23u8, d2u8); |
| |
| q3u16 = vmlal_u8(q3u16, d23u8, d5u8); |
| q4u16 = vmlal_u8(q4u16, d24u8, d5u8); |
| q5u16 = vmlal_u8(q5u16, d25u8, d5u8); |
| q6u16 = vmlal_u8(q6u16, d26u8, d5u8); |
| |
| q7u16 = vmull_u8(d21u8, d3u8); |
| q8u16 = vmull_u8(d22u8, d3u8); |
| q9u16 = vmull_u8(d23u8, d3u8); |
| q10u16 = vmull_u8(d24u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| |
| q7s16 = vqaddq_s16(q7s16, q3s16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q9s16 = vqaddq_s16(q9s16, q5s16); |
| q10s16 = vqaddq_s16(q10s16, q6s16); |
| |
| d6u8 = vqrshrun_n_s16(q7s16, 7); |
| d7u8 = vqrshrun_n_s16(q8s16, 7); |
| d8u8 = vqrshrun_n_s16(q9s16, 7); |
| d9u8 = vqrshrun_n_s16(q10s16, 7); |
| |
| d18u8 = d22u8; |
| d19u8 = d23u8; |
| d20u8 = d24u8; |
| d21u8 = d25u8; |
| d22u8 = d26u8; |
| d23u8 = d27u8; |
| d24u8 = d28u8; |
| d25u8 = d29u8; |
| d26u8 = d30u8; |
| |
| vst1_u8(dst_ptr, d6u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d7u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d8u8); |
| dst_ptr += dst_pitch; |
| vst1_u8(dst_ptr, d9u8); |
| dst_ptr += dst_pitch; |
| } |
| return; |
| } |
| |
| void vp8_sixtap_predict16x16_neon(unsigned char *src_ptr, |
| int src_pixels_per_line, int xoffset, |
| int yoffset, unsigned char *dst_ptr, |
| int dst_pitch) { |
| unsigned char *src, *src_tmp, *dst, *tmpp; |
| unsigned char tmp[336]; |
| int i, j; |
| uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8, d8u8, d9u8; |
| uint8x8_t d10u8, d11u8, d12u8, d13u8, d14u8, d15u8, d18u8, d19u8; |
| uint8x8_t d20u8, d21u8, d22u8, d23u8, d24u8, d25u8, d26u8, d27u8; |
| uint8x8_t d28u8, d29u8, d30u8, d31u8; |
| int8x8_t dtmps8, d0s8, d1s8, d2s8, d3s8, d4s8, d5s8; |
| uint8x16_t q3u8, q4u8; |
| uint16x8_t q3u16, q4u16, q5u16, q6u16, q7u16, q8u16, q9u16, q10u16; |
| uint16x8_t q11u16, q12u16, q13u16, q15u16; |
| int16x8_t q3s16, q4s16, q5s16, q6s16, q7s16, q8s16, q9s16, q10s16; |
| int16x8_t q11s16, q12s16, q13s16, q15s16; |
| |
| if (xoffset == 0) { // secondpass_filter8x8_only |
| // load second_pass filter |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| // load src data |
| src_tmp = src_ptr - src_pixels_per_line * 2; |
| for (i = 0; i < 2; ++i) { |
| src = src_tmp + i * 8; |
| dst = dst_ptr + i * 8; |
| d18u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d19u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d20u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d21u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d22u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| for (j = 0; j < 4; ++j) { |
| d23u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d24u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d25u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| d26u8 = vld1_u8(src); |
| src += src_pixels_per_line; |
| |
| q3u16 = vmull_u8(d18u8, d0u8); |
| q4u16 = vmull_u8(d19u8, d0u8); |
| q5u16 = vmull_u8(d20u8, d0u8); |
| q6u16 = vmull_u8(d21u8, d0u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d19u8, d1u8); |
| q4u16 = vmlsl_u8(q4u16, d20u8, d1u8); |
| q5u16 = vmlsl_u8(q5u16, d21u8, d1u8); |
| q6u16 = vmlsl_u8(q6u16, d22u8, d1u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d22u8, d4u8); |
| q4u16 = vmlsl_u8(q4u16, d23u8, d4u8); |
| q5u16 = vmlsl_u8(q5u16, d24u8, d4u8); |
| q6u16 = vmlsl_u8(q6u16, d25u8, d4u8); |
| |
| q3u16 = vmlal_u8(q3u16, d20u8, d2u8); |
| q4u16 = vmlal_u8(q4u16, d21u8, d2u8); |
| q5u16 = vmlal_u8(q5u16, d22u8, d2u8); |
| q6u16 = vmlal_u8(q6u16, d23u8, d2u8); |
| |
| q3u16 = vmlal_u8(q3u16, d23u8, d5u8); |
| q4u16 = vmlal_u8(q4u16, d24u8, d5u8); |
| q5u16 = vmlal_u8(q5u16, d25u8, d5u8); |
| q6u16 = vmlal_u8(q6u16, d26u8, d5u8); |
| |
| q7u16 = vmull_u8(d21u8, d3u8); |
| q8u16 = vmull_u8(d22u8, d3u8); |
| q9u16 = vmull_u8(d23u8, d3u8); |
| q10u16 = vmull_u8(d24u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| |
| q7s16 = vqaddq_s16(q7s16, q3s16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q9s16 = vqaddq_s16(q9s16, q5s16); |
| q10s16 = vqaddq_s16(q10s16, q6s16); |
| |
| d6u8 = vqrshrun_n_s16(q7s16, 7); |
| d7u8 = vqrshrun_n_s16(q8s16, 7); |
| d8u8 = vqrshrun_n_s16(q9s16, 7); |
| d9u8 = vqrshrun_n_s16(q10s16, 7); |
| |
| d18u8 = d22u8; |
| d19u8 = d23u8; |
| d20u8 = d24u8; |
| d21u8 = d25u8; |
| d22u8 = d26u8; |
| |
| vst1_u8(dst, d6u8); |
| dst += dst_pitch; |
| vst1_u8(dst, d7u8); |
| dst += dst_pitch; |
| vst1_u8(dst, d8u8); |
| dst += dst_pitch; |
| vst1_u8(dst, d9u8); |
| dst += dst_pitch; |
| } |
| } |
| return; |
| } |
| |
| // load first_pass filter |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[xoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| // First pass: output_height lines x output_width columns (9x4) |
| if (yoffset == 0) { // firstpass_filter4x4_only |
| src = src_ptr - 2; |
| dst = dst_ptr; |
| for (i = 0; i < 8; ++i) { |
| d6u8 = vld1_u8(src); |
| d7u8 = vld1_u8(src + 8); |
| d8u8 = vld1_u8(src + 16); |
| src += src_pixels_per_line; |
| d9u8 = vld1_u8(src); |
| d10u8 = vld1_u8(src + 8); |
| d11u8 = vld1_u8(src + 16); |
| src += src_pixels_per_line; |
| |
| __builtin_prefetch(src); |
| __builtin_prefetch(src + src_pixels_per_line); |
| |
| q6u16 = vmull_u8(d6u8, d0u8); |
| q7u16 = vmull_u8(d7u8, d0u8); |
| q8u16 = vmull_u8(d9u8, d0u8); |
| q9u16 = vmull_u8(d10u8, d0u8); |
| |
| d20u8 = vext_u8(d6u8, d7u8, 1); |
| d21u8 = vext_u8(d9u8, d10u8, 1); |
| d22u8 = vext_u8(d7u8, d8u8, 1); |
| d23u8 = vext_u8(d10u8, d11u8, 1); |
| d24u8 = vext_u8(d6u8, d7u8, 4); |
| d25u8 = vext_u8(d9u8, d10u8, 4); |
| d26u8 = vext_u8(d7u8, d8u8, 4); |
| d27u8 = vext_u8(d10u8, d11u8, 4); |
| d28u8 = vext_u8(d6u8, d7u8, 5); |
| d29u8 = vext_u8(d9u8, d10u8, 5); |
| |
| q6u16 = vmlsl_u8(q6u16, d20u8, d1u8); |
| q8u16 = vmlsl_u8(q8u16, d21u8, d1u8); |
| q7u16 = vmlsl_u8(q7u16, d22u8, d1u8); |
| q9u16 = vmlsl_u8(q9u16, d23u8, d1u8); |
| q6u16 = vmlsl_u8(q6u16, d24u8, d4u8); |
| q8u16 = vmlsl_u8(q8u16, d25u8, d4u8); |
| q7u16 = vmlsl_u8(q7u16, d26u8, d4u8); |
| q9u16 = vmlsl_u8(q9u16, d27u8, d4u8); |
| q6u16 = vmlal_u8(q6u16, d28u8, d5u8); |
| q8u16 = vmlal_u8(q8u16, d29u8, d5u8); |
| |
| d20u8 = vext_u8(d7u8, d8u8, 5); |
| d21u8 = vext_u8(d10u8, d11u8, 5); |
| d22u8 = vext_u8(d6u8, d7u8, 2); |
| d23u8 = vext_u8(d9u8, d10u8, 2); |
| d24u8 = vext_u8(d7u8, d8u8, 2); |
| d25u8 = vext_u8(d10u8, d11u8, 2); |
| d26u8 = vext_u8(d6u8, d7u8, 3); |
| d27u8 = vext_u8(d9u8, d10u8, 3); |
| d28u8 = vext_u8(d7u8, d8u8, 3); |
| d29u8 = vext_u8(d10u8, d11u8, 3); |
| |
| q7u16 = vmlal_u8(q7u16, d20u8, d5u8); |
| q9u16 = vmlal_u8(q9u16, d21u8, d5u8); |
| q6u16 = vmlal_u8(q6u16, d22u8, d2u8); |
| q8u16 = vmlal_u8(q8u16, d23u8, d2u8); |
| q7u16 = vmlal_u8(q7u16, d24u8, d2u8); |
| q9u16 = vmlal_u8(q9u16, d25u8, d2u8); |
| |
| q10u16 = vmull_u8(d26u8, d3u8); |
| q11u16 = vmull_u8(d27u8, d3u8); |
| q12u16 = vmull_u8(d28u8, d3u8); |
| q15u16 = vmull_u8(d29u8, d3u8); |
| |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| q11s16 = vreinterpretq_s16_u16(q11u16); |
| q12s16 = vreinterpretq_s16_u16(q12u16); |
| q15s16 = vreinterpretq_s16_u16(q15u16); |
| |
| q6s16 = vqaddq_s16(q6s16, q10s16); |
| q8s16 = vqaddq_s16(q8s16, q11s16); |
| q7s16 = vqaddq_s16(q7s16, q12s16); |
| q9s16 = vqaddq_s16(q9s16, q15s16); |
| |
| d6u8 = vqrshrun_n_s16(q6s16, 7); |
| d7u8 = vqrshrun_n_s16(q7s16, 7); |
| d8u8 = vqrshrun_n_s16(q8s16, 7); |
| d9u8 = vqrshrun_n_s16(q9s16, 7); |
| |
| q3u8 = vcombine_u8(d6u8, d7u8); |
| q4u8 = vcombine_u8(d8u8, d9u8); |
| vst1q_u8(dst, q3u8); |
| dst += dst_pitch; |
| vst1q_u8(dst, q4u8); |
| dst += dst_pitch; |
| } |
| return; |
| } |
| |
| src = src_ptr - 2 - src_pixels_per_line * 2; |
| tmpp = tmp; |
| for (i = 0; i < 7; ++i) { |
| d6u8 = vld1_u8(src); |
| d7u8 = vld1_u8(src + 8); |
| d8u8 = vld1_u8(src + 16); |
| src += src_pixels_per_line; |
| d9u8 = vld1_u8(src); |
| d10u8 = vld1_u8(src + 8); |
| d11u8 = vld1_u8(src + 16); |
| src += src_pixels_per_line; |
| d12u8 = vld1_u8(src); |
| d13u8 = vld1_u8(src + 8); |
| d14u8 = vld1_u8(src + 16); |
| src += src_pixels_per_line; |
| |
| __builtin_prefetch(src); |
| __builtin_prefetch(src + src_pixels_per_line); |
| __builtin_prefetch(src + src_pixels_per_line * 2); |
| |
| q8u16 = vmull_u8(d6u8, d0u8); |
| q9u16 = vmull_u8(d7u8, d0u8); |
| q10u16 = vmull_u8(d9u8, d0u8); |
| q11u16 = vmull_u8(d10u8, d0u8); |
| q12u16 = vmull_u8(d12u8, d0u8); |
| q13u16 = vmull_u8(d13u8, d0u8); |
| |
| d28u8 = vext_u8(d6u8, d7u8, 1); |
| d29u8 = vext_u8(d9u8, d10u8, 1); |
| d30u8 = vext_u8(d12u8, d13u8, 1); |
| q8u16 = vmlsl_u8(q8u16, d28u8, d1u8); |
| q10u16 = vmlsl_u8(q10u16, d29u8, d1u8); |
| q12u16 = vmlsl_u8(q12u16, d30u8, d1u8); |
| d28u8 = vext_u8(d7u8, d8u8, 1); |
| d29u8 = vext_u8(d10u8, d11u8, 1); |
| d30u8 = vext_u8(d13u8, d14u8, 1); |
| q9u16 = vmlsl_u8(q9u16, d28u8, d1u8); |
| q11u16 = vmlsl_u8(q11u16, d29u8, d1u8); |
| q13u16 = vmlsl_u8(q13u16, d30u8, d1u8); |
| |
| d28u8 = vext_u8(d6u8, d7u8, 4); |
| d29u8 = vext_u8(d9u8, d10u8, 4); |
| d30u8 = vext_u8(d12u8, d13u8, 4); |
| q8u16 = vmlsl_u8(q8u16, d28u8, d4u8); |
| q10u16 = vmlsl_u8(q10u16, d29u8, d4u8); |
| q12u16 = vmlsl_u8(q12u16, d30u8, d4u8); |
| d28u8 = vext_u8(d7u8, d8u8, 4); |
| d29u8 = vext_u8(d10u8, d11u8, 4); |
| d30u8 = vext_u8(d13u8, d14u8, 4); |
| q9u16 = vmlsl_u8(q9u16, d28u8, d4u8); |
| q11u16 = vmlsl_u8(q11u16, d29u8, d4u8); |
| q13u16 = vmlsl_u8(q13u16, d30u8, d4u8); |
| |
| d28u8 = vext_u8(d6u8, d7u8, 5); |
| d29u8 = vext_u8(d9u8, d10u8, 5); |
| d30u8 = vext_u8(d12u8, d13u8, 5); |
| q8u16 = vmlal_u8(q8u16, d28u8, d5u8); |
| q10u16 = vmlal_u8(q10u16, d29u8, d5u8); |
| q12u16 = vmlal_u8(q12u16, d30u8, d5u8); |
| d28u8 = vext_u8(d7u8, d8u8, 5); |
| d29u8 = vext_u8(d10u8, d11u8, 5); |
| d30u8 = vext_u8(d13u8, d14u8, 5); |
| q9u16 = vmlal_u8(q9u16, d28u8, d5u8); |
| q11u16 = vmlal_u8(q11u16, d29u8, d5u8); |
| q13u16 = vmlal_u8(q13u16, d30u8, d5u8); |
| |
| d28u8 = vext_u8(d6u8, d7u8, 2); |
| d29u8 = vext_u8(d9u8, d10u8, 2); |
| d30u8 = vext_u8(d12u8, d13u8, 2); |
| q8u16 = vmlal_u8(q8u16, d28u8, d2u8); |
| q10u16 = vmlal_u8(q10u16, d29u8, d2u8); |
| q12u16 = vmlal_u8(q12u16, d30u8, d2u8); |
| d28u8 = vext_u8(d7u8, d8u8, 2); |
| d29u8 = vext_u8(d10u8, d11u8, 2); |
| d30u8 = vext_u8(d13u8, d14u8, 2); |
| q9u16 = vmlal_u8(q9u16, d28u8, d2u8); |
| q11u16 = vmlal_u8(q11u16, d29u8, d2u8); |
| q13u16 = vmlal_u8(q13u16, d30u8, d2u8); |
| |
| d28u8 = vext_u8(d6u8, d7u8, 3); |
| d29u8 = vext_u8(d9u8, d10u8, 3); |
| d30u8 = vext_u8(d12u8, d13u8, 3); |
| d15u8 = vext_u8(d7u8, d8u8, 3); |
| d31u8 = vext_u8(d10u8, d11u8, 3); |
| d6u8 = vext_u8(d13u8, d14u8, 3); |
| q4u16 = vmull_u8(d28u8, d3u8); |
| q5u16 = vmull_u8(d29u8, d3u8); |
| q6u16 = vmull_u8(d30u8, d3u8); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| q12s16 = vreinterpretq_s16_u16(q12u16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q10s16 = vqaddq_s16(q10s16, q5s16); |
| q12s16 = vqaddq_s16(q12s16, q6s16); |
| |
| q6u16 = vmull_u8(d15u8, d3u8); |
| q7u16 = vmull_u8(d31u8, d3u8); |
| q3u16 = vmull_u8(d6u8, d3u8); |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q11s16 = vreinterpretq_s16_u16(q11u16); |
| q13s16 = vreinterpretq_s16_u16(q13u16); |
| q9s16 = vqaddq_s16(q9s16, q6s16); |
| q11s16 = vqaddq_s16(q11s16, q7s16); |
| q13s16 = vqaddq_s16(q13s16, q3s16); |
| |
| d6u8 = vqrshrun_n_s16(q8s16, 7); |
| d7u8 = vqrshrun_n_s16(q9s16, 7); |
| d8u8 = vqrshrun_n_s16(q10s16, 7); |
| d9u8 = vqrshrun_n_s16(q11s16, 7); |
| d10u8 = vqrshrun_n_s16(q12s16, 7); |
| d11u8 = vqrshrun_n_s16(q13s16, 7); |
| |
| vst1_u8(tmpp, d6u8); |
| tmpp += 8; |
| vst1_u8(tmpp, d7u8); |
| tmpp += 8; |
| vst1_u8(tmpp, d8u8); |
| tmpp += 8; |
| vst1_u8(tmpp, d9u8); |
| tmpp += 8; |
| vst1_u8(tmpp, d10u8); |
| tmpp += 8; |
| vst1_u8(tmpp, d11u8); |
| tmpp += 8; |
| } |
| |
| // Second pass: 16x16 |
| dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]); |
| d0s8 = vdup_lane_s8(dtmps8, 0); |
| d1s8 = vdup_lane_s8(dtmps8, 1); |
| d2s8 = vdup_lane_s8(dtmps8, 2); |
| d3s8 = vdup_lane_s8(dtmps8, 3); |
| d4s8 = vdup_lane_s8(dtmps8, 4); |
| d5s8 = vdup_lane_s8(dtmps8, 5); |
| d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8)); |
| d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8)); |
| d2u8 = vreinterpret_u8_s8(vabs_s8(d2s8)); |
| d3u8 = vreinterpret_u8_s8(vabs_s8(d3s8)); |
| d4u8 = vreinterpret_u8_s8(vabs_s8(d4s8)); |
| d5u8 = vreinterpret_u8_s8(vabs_s8(d5s8)); |
| |
| for (i = 0; i < 2; ++i) { |
| dst = dst_ptr + 8 * i; |
| tmpp = tmp + 8 * i; |
| d18u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| d19u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| d20u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| d21u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| d22u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| for (j = 0; j < 4; ++j) { |
| d23u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| d24u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| d25u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| d26u8 = vld1_u8(tmpp); |
| tmpp += 16; |
| |
| q3u16 = vmull_u8(d18u8, d0u8); |
| q4u16 = vmull_u8(d19u8, d0u8); |
| q5u16 = vmull_u8(d20u8, d0u8); |
| q6u16 = vmull_u8(d21u8, d0u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d19u8, d1u8); |
| q4u16 = vmlsl_u8(q4u16, d20u8, d1u8); |
| q5u16 = vmlsl_u8(q5u16, d21u8, d1u8); |
| q6u16 = vmlsl_u8(q6u16, d22u8, d1u8); |
| |
| q3u16 = vmlsl_u8(q3u16, d22u8, d4u8); |
| q4u16 = vmlsl_u8(q4u16, d23u8, d4u8); |
| q5u16 = vmlsl_u8(q5u16, d24u8, d4u8); |
| q6u16 = vmlsl_u8(q6u16, d25u8, d4u8); |
| |
| q3u16 = vmlal_u8(q3u16, d20u8, d2u8); |
| q4u16 = vmlal_u8(q4u16, d21u8, d2u8); |
| q5u16 = vmlal_u8(q5u16, d22u8, d2u8); |
| q6u16 = vmlal_u8(q6u16, d23u8, d2u8); |
| |
| q3u16 = vmlal_u8(q3u16, d23u8, d5u8); |
| q4u16 = vmlal_u8(q4u16, d24u8, d5u8); |
| q5u16 = vmlal_u8(q5u16, d25u8, d5u8); |
| q6u16 = vmlal_u8(q6u16, d26u8, d5u8); |
| |
| q7u16 = vmull_u8(d21u8, d3u8); |
| q8u16 = vmull_u8(d22u8, d3u8); |
| q9u16 = vmull_u8(d23u8, d3u8); |
| q10u16 = vmull_u8(d24u8, d3u8); |
| |
| q3s16 = vreinterpretq_s16_u16(q3u16); |
| q4s16 = vreinterpretq_s16_u16(q4u16); |
| q5s16 = vreinterpretq_s16_u16(q5u16); |
| q6s16 = vreinterpretq_s16_u16(q6u16); |
| q7s16 = vreinterpretq_s16_u16(q7u16); |
| q8s16 = vreinterpretq_s16_u16(q8u16); |
| q9s16 = vreinterpretq_s16_u16(q9u16); |
| q10s16 = vreinterpretq_s16_u16(q10u16); |
| |
| q7s16 = vqaddq_s16(q7s16, q3s16); |
| q8s16 = vqaddq_s16(q8s16, q4s16); |
| q9s16 = vqaddq_s16(q9s16, q5s16); |
| q10s16 = vqaddq_s16(q10s16, q6s16); |
| |
| d6u8 = vqrshrun_n_s16(q7s16, 7); |
| d7u8 = vqrshrun_n_s16(q8s16, 7); |
| d8u8 = vqrshrun_n_s16(q9s16, 7); |
| d9u8 = vqrshrun_n_s16(q10s16, 7); |
| |
| d18u8 = d22u8; |
| d19u8 = d23u8; |
| d20u8 = d24u8; |
| d21u8 = d25u8; |
| d22u8 = d26u8; |
| |
| vst1_u8(dst, d6u8); |
| dst += dst_pitch; |
| vst1_u8(dst, d7u8); |
| dst += dst_pitch; |
| vst1_u8(dst, d8u8); |
| dst += dst_pitch; |
| vst1_u8(dst, d9u8); |
| dst += dst_pitch; |
| } |
| } |
| return; |
| } |
