diff options
Diffstat (limited to 'attic/muse_qt4_evolution/muse/audioinput.cpp')
-rw-r--r-- | attic/muse_qt4_evolution/muse/audioinput.cpp | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/attic/muse_qt4_evolution/muse/audioinput.cpp b/attic/muse_qt4_evolution/muse/audioinput.cpp deleted file mode 100644 index fe7c57bb..00000000 --- a/attic/muse_qt4_evolution/muse/audioinput.cpp +++ /dev/null @@ -1,131 +0,0 @@ -//============================================================================= -// MusE -// Linux Music Editor -// $Id:$ -// -// Copyright (C) 2002-2006 by Werner Schweer and others -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License version 2. -// -// This program 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 General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -//============================================================================= - -#include "globals.h" -#include "audioinput.h" -#include "jackaudio.h" -#include "audio.h" - -//--------------------------------------------------------- -// AudioInput -//--------------------------------------------------------- - -AudioInput::AudioInput() - : AudioTrack() - { - // set Default for Input Ports: - _mute = muteDefault(); - _channels = 0; - setChannels(2); - // - // buffers are allocated from AudioTrack() - // and not needed by AudioInput which uses - // the JACK supplied buffers - for (int i = 0; i < MAX_CHANNELS; ++i) { - if (buffer[i]) { - free(buffer[i]); - buffer[i] = 0; - } - } - } - -//--------------------------------------------------------- -// ~AudioInput -//--------------------------------------------------------- - -AudioInput::~AudioInput() - { - for (int i = 0; i < _channels; ++i) { - if (!jackPort(i).isZero()) - audioDriver->unregisterPort(jackPort(i)); - } - // AudioInput does not own buffers (they are from JACK) - // make sure ~AudioTrack() does not delete them: - for (int i = 0; i < MAX_CHANNELS; ++i) - buffer[i] = 0; - } - -//--------------------------------------------------------- -// write -//--------------------------------------------------------- - -void AudioInput::write(Xml& xml) const - { - xml.stag("AudioInput"); - AudioTrack::writeProperties(xml); - xml.etag("AudioInput"); - } - -//--------------------------------------------------------- -// read -//--------------------------------------------------------- - -void AudioInput::read(QDomNode node) - { - for (;!node.isNull(); node = node.nextSibling()) { - AudioTrack::readProperties(node); - } - setName(name()); // allocate jack ports - } - -//--------------------------------------------------------- -// setChannels -//--------------------------------------------------------- - -void AudioInput::setChannels(int n) - { - if (n == _channels) - return; - AudioTrack::setChannels(n); - } - -//--------------------------------------------------------- -// setName -//--------------------------------------------------------- - -void AudioInput::setName(const QString& s) - { - Track::setName(s); - for (int i = 0; i < channels(); ++i) { - if (!jackPort(i).isZero()) { - char buffer[128]; - snprintf(buffer, 128, "%s-%d", _name.toAscii().data(), i); - if (!jackPort(i).isZero()) - audioDriver->setPortName(jackPort(i), buffer); - } - } - } - -//--------------------------------------------------------- -// collectInputData -// if buffer contains silence, set bufferEmpty to true -//--------------------------------------------------------- - -void AudioInput::collectInputData() - { - bufferEmpty = false; - for (int ch = 0; ch < channels(); ++ch) { - Port port = jackPort(ch); - if (!port.isZero()) - buffer[ch] = audioDriver->getBuffer(port, segmentSize); - } - } - - |