From 1688bbd83a15dabf274f1613fc981a964acf6bb8 Mon Sep 17 00:00:00 2001 From: trialuser02 Date: Sun, 1 Aug 2010 10:51:41 +0000 Subject: prepare for midi support git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@1815 90c681e8-e032-0410-971d-27865f9a5e38 --- src/plugins/Input/wildmidi/decoder_wildmidi.cpp | 83 +++++++++++++++++++++++++ 1 file changed, 83 insertions(+) create mode 100644 src/plugins/Input/wildmidi/decoder_wildmidi.cpp (limited to 'src/plugins/Input/wildmidi/decoder_wildmidi.cpp') diff --git a/src/plugins/Input/wildmidi/decoder_wildmidi.cpp b/src/plugins/Input/wildmidi/decoder_wildmidi.cpp new file mode 100644 index 000000000..f29d60fef --- /dev/null +++ b/src/plugins/Input/wildmidi/decoder_wildmidi.cpp @@ -0,0 +1,83 @@ +/*************************************************************************** + * Copyright (C) 2008-2010 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. * + ***************************************************************************/ + +#include "wildmidihelper.h" +#include "decoder_wildmidi.h" + +// Decoder class +DecoderWildMidi::DecoderWildMidi(const QString &path) : Decoder() +{ + m_path = path; + midi_ptr = 0; +} + +DecoderWildMidi::~DecoderWildMidi() +{ + if(midi_ptr) + WildMidi_Close(midi_ptr); +} + +bool DecoderWildMidi::initialize() +{ + m_totalTime = 0; + + if(!WildMidiHelper::instance()->initialize()) + { + qWarning("DecoderWildMidi: initialization failed"); + return false; + } + + + midi_ptr = WildMidi_Open (m_path.toLocal8Bit()); + if(!midi_ptr) + { + qWarning("DecoderWildMidi: unable to open file"); + return false; + } + _WM_Info *wm_info = WildMidi_GetInfo(midi_ptr); + + m_totalTime = (qint64)wm_info->approx_total_samples / 48; + + configure(48000, 2, Qmmp::PCM_S16LE); + + qDebug("DecoderWildMidi: initialize succes"); + return true; +} + +qint64 DecoderWildMidi::totalTime() +{ + return m_totalTime; +} + +void DecoderWildMidi::seek(qint64 pos) +{ + ulong sample = ulong(pos*48); + WildMidi_FastSeek(midi_ptr, &sample); +} + +int DecoderWildMidi::bitrate() +{ + return 8; +} + +qint64 DecoderWildMidi::read(char *data, qint64 size) +{ + return WildMidi_GetOutput (midi_ptr, data, size); +} -- cgit v1.2.3-13-gbd6f