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author | Michele Calgaro <[email protected]> | 2020-12-08 22:26:17 +0900 |
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committer | Michele Calgaro <[email protected]> | 2020-12-08 22:26:17 +0900 |
commit | fce86b22a2367f1be1f9aae5e1ba3d18d1371b74 (patch) | |
tree | 707fe84fef0569a152e632ce1e16407f9d19a3d2 /arts/midi/audiotimer.cpp | |
parent | 41fa1afc2c571b909acd0312e4eebb4a0b21e3c2 (diff) | |
download | tdemultimedia-fce86b22a2367f1be1f9aae5e1ba3d18d1371b74.tar.gz tdemultimedia-fce86b22a2367f1be1f9aae5e1ba3d18d1371b74.zip |
Renaming of files in preparation for code style tools.
Signed-off-by: Michele Calgaro <[email protected]>
Diffstat (limited to 'arts/midi/audiotimer.cpp')
-rw-r--r-- | arts/midi/audiotimer.cpp | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/arts/midi/audiotimer.cpp b/arts/midi/audiotimer.cpp new file mode 100644 index 00000000..a80e551c --- /dev/null +++ b/arts/midi/audiotimer.cpp @@ -0,0 +1,98 @@ + /* + + Copyright (C) 2001-2002 Stefan Westerfeld + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. + + */ + +#include "artsmidi.h" +#include "artsflow.h" +#include "stdsynthmodule.h" +#include "debug.h" +#include "miditimercommon.h" +#include "audiotimer.h" +#include "flowsystem.h" + +using namespace std; +using namespace Arts; + +static AudioTimer *AudioTimer_the = 0; + +AudioTimer::AudioTimer() +{ + AudioTimer_the = this; + samples = seconds = 0; +} + +AudioTimer::~AudioTimer() +{ + AudioTimer_the = 0; +} + +TimeStamp AudioTimer::time() +{ + return TimeStamp(seconds, + (long)((float)samples / samplingRateFloat * 1000000.0)); +} + +void AudioTimer::notify(const Notification &) +{ + list<AudioTimerCallback *>::iterator i; + for(i = callbacks.begin(); i != callbacks.end(); i++) + (*i)->updateTime(); +} + +void AudioTimer::calculateBlock(unsigned long s) +{ + samples += s; + while(samples > samplingRate) + { + samples -= samplingRate; + seconds++; + } + Notification n; + n.receiver = this; + n.ID = 0; + n.data = 0; + n.internal = 0; + NotificationManager::the()->send(n); +} + +AudioTimer *AudioTimer::subscribe() +{ + if(!AudioTimer_the) + { + new AudioTimer(); + AudioTimer_the->_node()->start(); + } + else + { + AudioTimer_the->_copy(); + } + return AudioTimer_the; +} + +void AudioTimer::addCallback(AudioTimerCallback *callback) +{ + callbacks.push_back(callback); +} + +void AudioTimer::removeCallback(AudioTimerCallback *callback) +{ + callbacks.remove(callback); +} |