diff options
Diffstat (limited to 'src/multimedia/video/qvideoframeconversionhelper_p.h')
| -rw-r--r-- | src/multimedia/video/qvideoframeconversionhelper_p.h | 145 |
1 files changed, 82 insertions, 63 deletions
diff --git a/src/multimedia/video/qvideoframeconversionhelper_p.h b/src/multimedia/video/qvideoframeconversionhelper_p.h index b7837db2a..17490a817 100644 --- a/src/multimedia/video/qvideoframeconversionhelper_p.h +++ b/src/multimedia/video/qvideoframeconversionhelper_p.h @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part 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. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only #ifndef QVIDEOFRAMECONVERSIONHELPER_P_H #define QVIDEOFRAMECONVERSIONHELPER_P_H @@ -54,40 +18,93 @@ #include <qvideoframe.h> #include <private/qsimd_p.h> +QT_BEGIN_NAMESPACE + +// Converts to RGB32 or ARGB32_Premultiplied typedef void (QT_FASTCALL *VideoFrameConvertFunc)(const QVideoFrame &frame, uchar *output); +typedef void(QT_FASTCALL *PixelsCopyFunc)(uint32_t *dst, const uint32_t *src, size_t size, uint32_t mask); -inline quint32 qConvertBGRA32ToARGB32(quint32 bgra) -{ - return (((bgra & 0xFF000000) >> 24) - | ((bgra & 0x00FF0000) >> 8) - | ((bgra & 0x0000FF00) << 8) - | ((bgra & 0x000000FF) << 24)); -} +VideoFrameConvertFunc qConverterForFormat(QVideoFrameFormat::PixelFormat format); + +void Q_MULTIMEDIA_EXPORT qCopyPixelsWithAlphaMask(uint32_t *dst, + const uint32_t *src, + size_t size, + QVideoFrameFormat::PixelFormat format, + bool srcAlphaVaries); -inline quint32 qConvertBGR24ToARGB32(const uchar *bgr) +void Q_MULTIMEDIA_EXPORT qCopyPixelsWithMask(uint32_t *dst, const uint32_t *src, size_t size, uint32_t mask); + +uint32_t Q_MULTIMEDIA_EXPORT qAlphaMask(QVideoFrameFormat::PixelFormat format); + +template<int a, int r, int g, int b> +struct ArgbPixel { - return 0xFF000000 | bgr[0] | bgr[1] << 8 | bgr[2] << 16; -} + quint32 data; + inline quint32 convert() const + { +#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN + return (((data >> (8*a)) & 0xff) << 24) + | (((data >> (8*r)) & 0xff) << 16) + | (((data >> (8*g)) & 0xff) << 8) + | ((data >> (8*b)) & 0xff); +#else + return (((data >> (32-8*a)) & 0xff) << 24) + | (((data >> (32-8*r)) & 0xff) << 16) + | (((data >> (32-8*g)) & 0xff) << 8) + | ((data >> (32-8*b)) & 0xff); +#endif + } +}; -inline quint32 qConvertBGR565ToARGB32(quint16 bgr) +template<int r, int g, int b> +struct RgbPixel { - return 0xff000000 - | ((((bgr) >> 8) & 0xf8) | (((bgr) >> 13) & 0x7)) - | ((((bgr) << 5) & 0xfc00) | (((bgr) >> 1) & 0x300)) - | ((((bgr) << 19) & 0xf80000) | (((bgr) << 14) & 0x70000)); -} + quint32 data; + inline quint32 convert() const + { +#if Q_BYTE_ORDER == Q_LITTLE_ENDIAN + return 0xff000000 + | (((data >> (8*r)) & 0xff) << 16) + | (((data >> (8*g)) & 0xff) << 8) + | ((data >> (8*b)) & 0xff); +#else + return 0xff000000 + | (((data >> (32-8*r)) & 0xff) << 16) + | (((data >> (32-8*g)) & 0xff) << 8) + | ((data >> (32-8*b)) & 0xff); +#endif + } +}; -inline quint32 qConvertBGR555ToARGB32(quint16 bgr) +template<typename Y> +struct YPixel { - return 0xff000000 - | ((((bgr) >> 7) & 0xf8) | (((bgr) >> 12) & 0x7)) - | ((((bgr) << 6) & 0xf800) | (((bgr) << 1) & 0x700)) - | ((((bgr) << 19) & 0xf80000) | (((bgr) << 11) & 0x70000)); -} + Y data; + static constexpr uint shift = (sizeof(Y) - 1)*8; + inline quint32 convert() const + { + uint y = (data >> shift) & 0xff; + return (0xff000000) + | (y << 16) + | (y << 8) + | (y); + } + +}; + + +using ARGB8888 = ArgbPixel<0, 1, 2, 3>; +using ABGR8888 = ArgbPixel<0, 3, 2, 1>; +using RGBA8888 = ArgbPixel<3, 0, 1, 2>; +using BGRA8888 = ArgbPixel<3, 2, 1, 0>; +using XRGB8888 = RgbPixel<1, 2, 3>; +using XBGR8888 = RgbPixel<3, 2, 1>; +using RGBX8888 = RgbPixel<0, 1, 2>; +using BGRX8888 = RgbPixel<2, 1, 0>; #define FETCH_INFO_PACKED(frame) \ - const uchar *src = frame.bits(); \ - int stride = frame.bytesPerLine(); \ + const uchar *src = frame.bits(0); \ + int stride = frame.bytesPerLine(0); \ int width = frame.width(); \ int height = frame.height(); @@ -116,8 +133,10 @@ inline quint32 qConvertBGR555ToARGB32(quint16 bgr) stride = 0; \ } -#define ALIGN(boundary, ptr, x, length) \ +#define QT_MEDIA_ALIGN(boundary, ptr, x, length) \ for (; ((reinterpret_cast<qintptr>(ptr) & (boundary - 1)) != 0) && x < length; ++x) +QT_END_NAMESPACE + #endif // QVIDEOFRAMECONVERSIONHELPER_P_H |