diff options
Diffstat (limited to 'src/multimedia/video/qvideoframeconversionhelper_p.h')
| -rw-r--r-- | src/multimedia/video/qvideoframeconversionhelper_p.h | 107 |
1 files changed, 54 insertions, 53 deletions
diff --git a/src/multimedia/video/qvideoframeconversionhelper_p.h b/src/multimedia/video/qvideoframeconversionhelper_p.h index eeb11f833..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 @@ -58,21 +22,58 @@ 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); 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); + +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 RgbPixel +struct ArgbPixel { - uchar data[4]; + quint32 data; inline quint32 convert() const { - return (a >= 0 ? (uint(data[a]) << 24) : 0xff000000) - | (uint(data[r]) << 16) - | (uint(data[g]) << 8) - | (uint(data[b])); +#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 } +}; +template<int r, int g, int b> +struct RgbPixel +{ + 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 + } }; template<typename Y> @@ -92,14 +93,14 @@ struct YPixel }; -using ARGB8888 = RgbPixel<0, 1, 2, 3>; -using ABGR8888 = RgbPixel<0, 3, 2, 1>; -using RGBA8888 = RgbPixel<3, 0, 1, 2>; -using BGRA8888 = RgbPixel<3, 2, 1, 0>; -using XRGB8888 = RgbPixel<-1, 1, 2, 3>; -using XBGR8888 = RgbPixel<-1, 3, 2, 1>; -using RGBX8888 = RgbPixel<-1, 0, 1, 2>; -using BGRX8888 = RgbPixel<-1, 2, 1, 0>; +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(0); \ @@ -132,7 +133,7 @@ using BGRX8888 = RgbPixel<-1, 2, 1, 0>; 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 |