Diffstat (limited to 'core/multimedia/opieplayer/audiodevice.h') (more/less context) (ignore whitespace changes)
-rw-r--r-- | core/multimedia/opieplayer/audiodevice.h | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/core/multimedia/opieplayer/audiodevice.h b/core/multimedia/opieplayer/audiodevice.h index dcd79fe..ec70788 100644 --- a/core/multimedia/opieplayer/audiodevice.h +++ b/core/multimedia/opieplayer/audiodevice.h @@ -1,75 +1,70 @@ /********************************************************************** -** Copyright (C) 2000 Trolltech AS. All rights reserved. +** Copyright (C) 2000-2002 Trolltech AS. All rights reserved. ** -** This file is part of Qtopia Environment. +** This file is part of the Qtopia Environment. ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/gpl/ for GPL licensing information. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ -// L.J.Potter added changes Fri 02-15-2002 - - #ifndef AUDIODEVICE_H #define AUDIODEVICE_H - #include <qobject.h> -#include <sys/soundcard.h> class AudioDevicePrivate; class AudioDevice : public QObject { Q_OBJECT public: - AudioDevice( unsigned int freq = 44000, unsigned int channels = 2, unsigned int bytesPerSample = AFMT_S16_LE ); + AudioDevice( unsigned int freq = 44000, unsigned int channels = 2, unsigned int bytesPerSample = 2 ); ~AudioDevice(); unsigned int canWrite() const; void write( char *buffer, unsigned int length ); int bytesWritten(); unsigned int channels() const; unsigned int frequency() const; unsigned int bytesPerSample() const; unsigned int bufferSize() const; // Each volume level is from 0 to 0xFFFF static void getVolume( unsigned int& left, unsigned int& right, bool& muted ); static void setVolume( unsigned int left, unsigned int right, bool muted ); static unsigned int leftVolume() { bool muted; unsigned int l, r; getVolume( l, r, muted ); return l; } static unsigned int rightVolume() { bool muted; unsigned int l, r; getVolume( l, r, muted ); return r; } static bool isMuted() { bool muted; unsigned int l, r; getVolume( l, r, muted ); return muted; } static void increaseVolume() { setVolume( leftVolume() + 1968, rightVolume() + 1968, isMuted() ); } static void decreaseVolume() { setVolume( leftVolume() - 1966, rightVolume() - 1966, isMuted() ); } public slots: // Convinence functions derived from above functions void setVolume( unsigned int level ) { setVolume( level, level, isMuted() ); } void mute() { setVolume( leftVolume(), rightVolume(), TRUE ); } void volumeChanged( bool muted ); signals: void completedIO(); private: AudioDevicePrivate *d; }; #endif // AUDIODEVICE_H |