X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fbuffer.cc;h=3d4737911b020255384a1c6d03374488a0cad524;hb=ffadfff6506e507b09853e4c7e50bcedffa29cce;hp=d3791eaed18beba26eda83b5a272c0a0a12e48d7;hpb=30c08ba655330232767554c48bda1975bfb5628c;p=ardour.git diff --git a/libs/ardour/buffer.cc b/libs/ardour/buffer.cc index d3791eaed1..3d4737911b 100644 --- a/libs/ardour/buffer.cc +++ b/libs/ardour/buffer.cc @@ -1,23 +1,24 @@ /* - Copyright (C) 2006 Paul Davis - + Copyright (C) 2006 Paul Davis + 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include -#include +#include "ardour/buffer.h" +#include "ardour/audio_buffer.h" +#include "ardour/midi_buffer.h" namespace ARDOUR { @@ -34,74 +35,5 @@ Buffer::create(DataType type, size_t capacity) } -AudioBuffer::AudioBuffer(size_t capacity) - : Buffer(DataType::AUDIO, capacity) - , _data(NULL) -{ - _size = capacity; // For audio buffers, size = capacity (always) - if (capacity > 0) { -#ifdef NO_POSIX_MEMALIGN - _data = (Sample *) malloc(sizeof(Sample) * capacity); -#else - posix_memalign((void**)&_data, 16, sizeof(Sample) * capacity); -#endif - assert(_data); - clear(); - _owns_data = true; - } else { - _owns_data = false; - } -} - -AudioBuffer::~AudioBuffer() -{ - if (_owns_data) - free(_data); -} - -// FIXME: mirroring for MIDI buffers? -MidiBuffer::MidiBuffer(size_t capacity) - : Buffer(DataType::MIDI, capacity) - , _owns_data(true) - , _data(NULL) -{ - assert(capacity > 0); - - _size = capacity; // For audio buffers, size = capacity (always) -#ifdef NO_POSIX_MEMALIGN - _data = (RawMidi *) malloc(sizeof(RawMidi) * capacity); -#else - posix_memalign((void**)&_data, 16, sizeof(RawMidi) * capacity); -#endif - assert(_data); - memset(_data, 0, sizeof(RawMidi) * capacity); -} - -MidiBuffer::~MidiBuffer() -{ - if (_owns_data) - free(_data); -} - -/** Note that offset and nframes refer to sample time, not actual buffer locations */ -void -MidiBuffer::write(const Buffer& src, jack_nframes_t offset, jack_nframes_t nframes) -{ - assert(src.type() == DataType::MIDI); - assert(offset == 0); - MidiBuffer& msrc = (MidiBuffer&)src; - _size = 0; - for (size_t i=0; i < msrc.size() && msrc.data()[i].time < nframes; ++i) { - assert(i < _capacity); - _data[i] = msrc.data()[i]; - ++_size; - } - assert(_size == msrc.size()); - - if (_size > 0) - std::cerr << "MidiBuffer wrote " << _size << " events.\n"; -} - - } // namespace ARDOUR