diff options
Diffstat (limited to 'examples/multimedia/spectrum/utils.h')
| -rw-r--r-- | examples/multimedia/spectrum/utils.h | 94 |
1 files changed, 30 insertions, 64 deletions
diff --git a/examples/multimedia/spectrum/utils.h b/examples/multimedia/spectrum/utils.h index d143a83f7..da0711c66 100644 --- a/examples/multimedia/spectrum/utils.h +++ b/examples/multimedia/spectrum/utils.h @@ -1,58 +1,11 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2017 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #ifndef UTILS_H #define UTILS_H -#include <QtCore/qglobal.h> #include <QDebug> +#include <QtGlobal> QT_FORWARD_DECLARE_CLASS(QAudioFormat) @@ -72,12 +25,19 @@ qint16 realToPcm(qreal real); // Compile-time calculation of powers of two -template<int N> class PowerOfTwo -{ public: static const int Result = PowerOfTwo<N-1>::Result * 2; }; - -template<> class PowerOfTwo<0> -{ public: static const int Result = 1; }; +template<int N> +class PowerOfTwo +{ +public: + static const int Result = PowerOfTwo<N - 1>::Result * 2; +}; +template<> +class PowerOfTwo<0> +{ +public: + static const int Result = 1; +}; //----------------------------------------------------------------------------- // Debug output @@ -86,28 +46,34 @@ template<> class PowerOfTwo<0> class NullDebug { public: - template <typename T> - NullDebug& operator<<(const T&) { return *this; } + template<typename T> + NullDebug &operator<<(const T &) + { + return *this; + } }; -inline NullDebug nullDebug() { return NullDebug(); } +inline NullDebug nullDebug() +{ + return NullDebug(); +} #ifdef LOG_ENGINE -# define ENGINE_DEBUG qDebug() +# define ENGINE_DEBUG qDebug() #else -# define ENGINE_DEBUG nullDebug() +# define ENGINE_DEBUG nullDebug() #endif #ifdef LOG_SPECTRUMANALYSER -# define SPECTRUMANALYSER_DEBUG qDebug() +# define SPECTRUMANALYSER_DEBUG qDebug() #else -# define SPECTRUMANALYSER_DEBUG nullDebug() +# define SPECTRUMANALYSER_DEBUG nullDebug() #endif #ifdef LOG_WAVEFORM -# define WAVEFORM_DEBUG qDebug() +# define WAVEFORM_DEBUG qDebug() #else -# define WAVEFORM_DEBUG nullDebug() +# define WAVEFORM_DEBUG nullDebug() #endif #endif // UTILS_H |