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-rw-r--r--dgedit/player.h131
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diff --git a/dgedit/player.h b/dgedit/player.h
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-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/***************************************************************************
- * player.h
- *
- * Tue Apr 15 10:34:18 CEST 2014
- * Copyright 2014 Bent Bisballe Nyeng
- * deva@aasimon.org
- ****************************************************************************/
-
-/*
- * This file is part of DrumGizmo.
- *
- * DrumGizmo 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 2 of the License, or
- * (at your option) any later version.
- *
- * DrumGizmo 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 DrumGizmo; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- */
-#ifndef __DRUMGIZMO_PLAYER_H__
-#define __DRUMGIZMO_PLAYER_H__
-
-#include <QThread>
-#include <QTimer>
-#include <QMutex>
-
-#include <ao/ao.h>
-
-#include "selection.h"
-
-class Player : public QThread {
-Q_OBJECT
-public:
- Player();
- ~Player();
-
- void run();
-
- // TODO: Make these private.
- // These two need to be public in order for the ugly hack in
- // CanvasToolListen::playRange to work...
- // volatile bool playing;
- volatile size_t pos;
- volatile size_t end;
-
-public slots:
- /**
- * Assign PCM data to the player.
- */
- void setPcmData(float *data, size_t num_samples);
-
- /**
- * Set gain scalar.
- * This value is multiplied with each sample before it is played.
- */
- void setGainScalar(double gain_scalar);
-
- /**
- * Set gain is dB.
- * Convenience method for setGainScalar. It simple recalculates the dB value
- * to a scalar and sets the gain scalar accordingly.
- */
- void setGainDB(double gain_db);
-
- /**
- * Set player position as sample offset.
- */
- void setPosition(size_t position);
-
- /**
- * Play range based on selection including fade-in/out.
- * @param length Stop playing after length samples. -1 means play all.
- */
- void playSelection(Selection selection, int length = -1);
-
- /**
- * Return true if last selection is done playing.
- */
- bool playSelectionDone();
-
- /**
- * Stop playing
- */
- void stop();
-
-signals:
- /**
- * The absolute maximum of samples seen since last update.
- */
- void peakUpdate(double peak);
-
- /**
- * The absolute maximum of samples seen since last update in dB.
- */
- void peakUpdateDB(double peak_db);
-
- /**
- * The sample position of the player.
- */
- void positionUpdate(size_t position);
-
-private slots:
- void reportTimeout();
-
-private:
- ao_device *dev;
-
- float *pcm_data;
- size_t pcm_size;
-
- QTimer report_timer;
-
- double gain_scalar;
- double peak;
-
- bool running;
-
- QMutex mutex;
- volatile bool new_selection;
- size_t sel_end;
- Selection selection;
-};
-
-#endif/*__DRUMGIZMO_PLAYER_H__*/