audiorecorder.cpp 2.33 KB
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/*
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 *  Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010, 2011 Savoir-Faire Linux Inc.
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 *  Alexandre Savard <alexandre.savard@savoirfairelinux.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  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.
 *
 *  Additional permission under GNU GPL version 3 section 7:
 *
 *  If you modify this program, or any covered work, by linking or
 *  combining it with the OpenSSL project's OpenSSL library (or a
 *  modified version of that library), containing parts covered by the
 *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
 *  grants you additional permission to convey the resulting work.
 *  Corresponding Source for a non-source form of such a combination
 *  shall include the source code for the parts of OpenSSL used as well
 *  as that of the covered work.
 */

#include "audiorecorder.h"
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#include "mainbuffer.h"
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#include <cassert>
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int AudioRecorder::count_ = 0;
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AudioRecorder::AudioRecorder(AudioRecord  *arec, MainBuffer *mb) : Thread(), mbuffer_(mb), arecord_(arec)
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{
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    assert(mb);
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    setCancel(cancelDeferred);
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    ++count_;
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    std::string id("processid_");
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    // convert count into string
    std::string s;
    std::stringstream out;
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    out << count_;
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    s = out.str();

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    recorderId_ = id.append(s);
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}

/**
 * Reimplementation of run()
 */
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void AudioRecorder::run()
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{
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    int bufferLength = 10000;
    SFLDataFormat buffer[bufferLength];
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    while (true) {
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        int availBytes = mbuffer_->availForGet(recorderId_);
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        int toGet = (availBytes < bufferLength) ? availBytes : bufferLength;

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        mbuffer_->getData(buffer, toGet, recorderId_);
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        if (availBytes > 0)
            arecord_->recData(buffer, availBytes / sizeof(SFLDataFormat));
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        sleep(20);
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    }
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}