diff options
author | Tomi Korpipää <tomi.korpipaa@digia.com> | 2013-05-08 12:46:49 +0300 |
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committer | Tomi Korpipää <tomi.korpipaa@digia.com> | 2013-05-08 13:30:48 +0300 |
commit | ee7f5d387934c46442ece1ea17566305ada94cef (patch) | |
tree | 90dd4d95ae2f83f66e2ee42608122a393f5be46c /examples/datavis3d/spectrum/spectrumapp/utils.h | |
parent | 161232582e7f7e7e6e991def2fe87d78e668d08f (diff) |
Directory structure reorganized
Unnecessary subdirectory levels deleted from examples and src
Change-Id: I88892b4fc92784e706be2264eeb7d6208250a50f
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>
Reviewed-by: Mika Salmela <mika.salmela@digia.com>
Diffstat (limited to 'examples/datavis3d/spectrum/spectrumapp/utils.h')
-rw-r--r-- | examples/datavis3d/spectrum/spectrumapp/utils.h | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/examples/datavis3d/spectrum/spectrumapp/utils.h b/examples/datavis3d/spectrum/spectrumapp/utils.h deleted file mode 100644 index 62215db5..00000000 --- a/examples/datavis3d/spectrum/spectrumapp/utils.h +++ /dev/null @@ -1,112 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the examples of QtDataVis3D. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 Digia Plc and its Subsidiary(-ies) 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef UTILS_H -#define UTILS_H - -#include <QtCore/qglobal.h> -#include <QDebug> - -QT_FORWARD_DECLARE_CLASS(QAudioFormat) - -//----------------------------------------------------------------------------- -// Miscellaneous utility functions -//----------------------------------------------------------------------------- - -qint64 audioDuration(const QAudioFormat &format, qint64 bytes); -qint64 audioLength(const QAudioFormat &format, qint64 microSeconds); - -QString formatToString(const QAudioFormat &format); - -qreal nyquistFrequency(const QAudioFormat &format); - -// Scale PCM value to [-1.0, 1.0] -qreal pcmToReal(qint16 pcm); - -// Scale real value in [-1.0, 1.0] to PCM -qint16 realToPcm(qreal real); - -// Check whether the audio format is PCM -bool isPCM(const QAudioFormat &format); - -// Check whether the audio format is signed, little-endian, 16-bit PCM -bool isPCMS16LE(const QAudioFormat &format); - -// 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; }; - - -//----------------------------------------------------------------------------- -// Debug output -//----------------------------------------------------------------------------- - -class NullDebug -{ -public: - template <typename T> - NullDebug& operator<<(const T&) { return *this; } -}; - -inline NullDebug nullDebug() { return NullDebug(); } - -#ifdef LOG_ENGINE -# define ENGINE_DEBUG qDebug() -#else -# define ENGINE_DEBUG nullDebug() -#endif - -#ifdef LOG_SPECTRUMANALYSER -# define SPECTRUMANALYSER_DEBUG qDebug() -#else -# define SPECTRUMANALYSER_DEBUG nullDebug() -#endif - -#ifdef LOG_WAVEFORM -# define WAVEFORM_DEBUG qDebug() -#else -# define WAVEFORM_DEBUG nullDebug() -#endif - -#endif // UTILS_H |