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Diffstat (limited to 'src/gui/image/qimage_sse2.cpp')
| -rw-r--r-- | src/gui/image/qimage_sse2.cpp | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/src/gui/image/qimage_sse2.cpp b/src/gui/image/qimage_sse2.cpp deleted file mode 100644 index 8f7195e0b5..0000000000 --- a/src/gui/image/qimage_sse2.cpp +++ /dev/null @@ -1,125 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtGui module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qimage.h" -#include <private/qimage_p.h> -#include <private/qsimd_p.h> -#include <private/qdrawhelper_p.h> -#include <private/qdrawingprimitive_sse2_p.h> - -#ifdef QT_COMPILER_SUPPORTS_SSE2 - -QT_BEGIN_NAMESPACE - -bool convert_ARGB_to_ARGB_PM_inplace_sse2(QImageData *data, Qt::ImageConversionFlags) -{ - Q_ASSERT(data->format == QImage::Format_ARGB32 || data->format == QImage::Format_RGBA8888); - - const int width = data->width; - const int height = data->height; - const int bpl = data->bytes_per_line; - - const __m128i alphaMask = _mm_set1_epi32(0xff000000); - const __m128i nullVector = _mm_setzero_si128(); - const __m128i half = _mm_set1_epi16(0x80); - const __m128i colorMask = _mm_set1_epi32(0x00ff00ff); - - uchar *d = data->data; - for (int y = 0; y < height; ++y) { - int i = 0; - quint32 *d32 = reinterpret_cast<quint32 *>(d); - ALIGNMENT_PROLOGUE_16BYTES(d, i, width) { - const quint32 p = d32[i]; - if (p <= 0x00ffffff) - d32[i] = 0; - else if (p < 0xff000000) - d32[i] = qPremultiply(p); - } - __m128i *d128 = reinterpret_cast<__m128i *>(d32 + i); - for (; i < (width - 3); i += 4) { - const __m128i srcVector = _mm_load_si128(d128); -#ifdef __SSE4_1__ - if (_mm_testc_si128(srcVector, alphaMask)) { - // opaque, data is unchanged - } else if (_mm_testz_si128(srcVector, alphaMask)) { - // fully transparent - _mm_store_si128(d128, nullVector); - } else { - const __m128i srcVectorAlpha = _mm_and_si128(srcVector, alphaMask); -#else - const __m128i srcVectorAlpha = _mm_and_si128(srcVector, alphaMask); - if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVectorAlpha, alphaMask)) == 0xffff) { - // opaque, data is unchanged - } else if (_mm_movemask_epi8(_mm_cmpeq_epi32(srcVectorAlpha, nullVector)) == 0xffff) { - // fully transparent - _mm_store_si128(d128, nullVector); - } else { -#endif - __m128i alphaChannel = _mm_srli_epi32(srcVector, 24); - alphaChannel = _mm_or_si128(alphaChannel, _mm_slli_epi32(alphaChannel, 16)); - - __m128i result; - BYTE_MUL_SSE2(result, srcVector, alphaChannel, colorMask, half); - result = _mm_or_si128(_mm_andnot_si128(alphaMask, result), srcVectorAlpha); - _mm_store_si128(d128, result); - } - d128++; - } - - SIMD_EPILOGUE(i, width, 3) { - const quint32 p = d32[i]; - if (p <= 0x00ffffff) - d32[i] = 0; - else if (p < 0xff000000) - d32[i] = qPremultiply(p); - } - - d += bpl; - } - - if (data->format == QImage::Format_ARGB32) - data->format = QImage::Format_ARGB32_Premultiplied; - else - data->format = QImage::Format_RGBA8888_Premultiplied; - return true; -} - -QT_END_NAMESPACE - -#endif // QT_COMPILER_SUPPORTS_SSE2 |