From 2a9a78ddd34ac86dad084dc1102320645963df1c Mon Sep 17 00:00:00 2001 From: trialuser02 Date: Tue, 27 Nov 2007 19:10:13 +0000 Subject: fixed seeking; added effect plugin support; added sample rate converter plugin git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@190 90c681e8-e032-0410-971d-27865f9a5e38 --- lib/effect.h | 87 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 lib/effect.h (limited to 'lib/effect.h') diff --git a/lib/effect.h b/lib/effect.h new file mode 100644 index 000000000..654c1c2b6 --- /dev/null +++ b/lib/effect.h @@ -0,0 +1,87 @@ +/*************************************************************************** + * Copyright (C) 2007 by Ilya Kotov * + * forkotov02@hotmail.ru * + * * + * 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 2 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., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#ifndef EFFECT_H +#define EFFECT_H + +#include +#include +#include + + +/** + @author Ilya Kotov +*/ + +class EffectFactory; + +class Effect : public QObject +{ + Q_OBJECT +public: + Effect(QObject *parent = 0); + + virtual ~Effect(); + + /*/*! + * Adds effect to the input data pointer \b in_data with the size \b size. + * Result is stored in the output data \b out_data. + * Return value is the size of the output data. Output data size should not be more then \b size. + * Subclass should implement this function. + */ + virtual const ulong process(char *in_data, const ulong size, char **out_data) = 0; + + //virtual const ulong process(char *in_data, const ulong size, char *out_data) = 0; + //virtual bool process(char *in_data, char *out_data, const ulong maxsize, ulong &rbytes, ulong &wbytes) = 0; + + + virtual void configure(ulong freq, int chan, int res); + + /*! + * Returns frequency. + * This function should be reimplemented if subclass changes default samplerate. + */ + virtual const ulong frequency(); + + /*! + * Returns channel number. + * This function should be reimplemented if subclass changes default channel number. + */ + virtual const int channels(); + + /*! + * Returns resolution. + * This function should be reimplemented if subclass changes default resolution. + */ + virtual const int resolution(); + + + static QList create(QObject *parent); + static QList *effectFactories(); + static QStringList effectFiles(); + static void setEnabled(EffectFactory* factory, bool enable = TRUE); + static bool isEnabled(EffectFactory* factory); + +private: + ulong m_freq; + int m_chan; + int m_res; +}; + +#endif -- cgit v1.2.3-13-gbd6f