| Index: media/base/simd/filter_yuv_sse2.cc
|
| diff --git a/media/base/simd/filter_yuv_sse2.cc b/media/base/simd/filter_yuv_sse2.cc
|
| deleted file mode 100644
|
| index 85ee5a7141779c569d21a55093fb58e1038b0c75..0000000000000000000000000000000000000000
|
| --- a/media/base/simd/filter_yuv_sse2.cc
|
| +++ /dev/null
|
| @@ -1,74 +0,0 @@
|
| -// Copyright (c) 2011 The Chromium Authors. All rights reserved.
|
| -// Use of this source code is governed by a BSD-style license that can be
|
| -// found in the LICENSE file.
|
| -
|
| -#include <stdint.h>
|
| -
|
| -#if defined(_MSC_VER)
|
| -#include <intrin.h>
|
| -#else
|
| -#include <mmintrin.h>
|
| -#include <emmintrin.h>
|
| -#endif
|
| -
|
| -#include "media/base/simd/filter_yuv.h"
|
| -
|
| -namespace media {
|
| -
|
| -void FilterYUVRows_SSE2(uint8_t* dest,
|
| - const uint8_t* src0,
|
| - const uint8_t* src1,
|
| - int width,
|
| - uint8_t fraction) {
|
| - int pixel = 0;
|
| -
|
| - // Process the unaligned bytes first.
|
| - int unaligned_width =
|
| - (16 - (reinterpret_cast<uintptr_t>(dest) & 15)) & 15;
|
| - while (pixel < width && pixel < unaligned_width) {
|
| - dest[pixel] = (src0[pixel] * (256 - fraction) +
|
| - src1[pixel] * fraction) >> 8;
|
| - ++pixel;
|
| - }
|
| -
|
| - __m128i zero = _mm_setzero_si128();
|
| - __m128i src1_fraction = _mm_set1_epi16(fraction);
|
| - __m128i src0_fraction = _mm_set1_epi16(256 - fraction);
|
| - const __m128i* src0_128 =
|
| - reinterpret_cast<const __m128i*>(src0 + pixel);
|
| - const __m128i* src1_128 =
|
| - reinterpret_cast<const __m128i*>(src1 + pixel);
|
| - __m128i* dest128 = reinterpret_cast<__m128i*>(dest + pixel);
|
| - __m128i* end128 = reinterpret_cast<__m128i*>(
|
| - reinterpret_cast<uintptr_t>(dest + width) & ~15);
|
| -
|
| - while (dest128 < end128) {
|
| - __m128i src0 = _mm_loadu_si128(src0_128);
|
| - __m128i src1 = _mm_loadu_si128(src1_128);
|
| - __m128i src2 = _mm_unpackhi_epi8(src0, zero);
|
| - __m128i src3 = _mm_unpackhi_epi8(src1, zero);
|
| - src0 = _mm_unpacklo_epi8(src0, zero);
|
| - src1 = _mm_unpacklo_epi8(src1, zero);
|
| - src0 = _mm_mullo_epi16(src0, src0_fraction);
|
| - src1 = _mm_mullo_epi16(src1, src1_fraction);
|
| - src2 = _mm_mullo_epi16(src2, src0_fraction);
|
| - src3 = _mm_mullo_epi16(src3, src1_fraction);
|
| - src0 = _mm_add_epi16(src0, src1);
|
| - src2 = _mm_add_epi16(src2, src3);
|
| - src0 = _mm_srli_epi16(src0, 8);
|
| - src2 = _mm_srli_epi16(src2, 8);
|
| - src0 = _mm_packus_epi16(src0, src2);
|
| - *dest128++ = src0;
|
| - ++src0_128;
|
| - ++src1_128;
|
| - pixel += 16;
|
| - }
|
| -
|
| - while (pixel < width) {
|
| - dest[pixel] = (src0[pixel] * (256 - fraction) +
|
| - src1[pixel] * fraction) >> 8;
|
| - ++pixel;
|
| - }
|
| -}
|
| -
|
| -} // namespace media
|
|
|