/*
- Copyright (C) 2006-2009 Paul Davis
+ Copyright (C) 2006-2009 Paul Davis
Author: Dave Robillard
-
+
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.
#ifndef __ardour_midi_buffer_h__
#define __ardour_midi_buffer_h__
-#include <evoral/midi_util.h>
-#include <midi++/event.h>
-#include <ardour/buffer.h>
-#include <ardour/event_type_map.h>
+#include "evoral/midi_util.h"
+#include "midi++/event.h"
+#include "ardour/buffer.h"
+#include "ardour/event_type_map.h"
namespace ARDOUR {
class MidiBuffer : public Buffer
{
public:
+ typedef nframes_t TimeType;
+
MidiBuffer(size_t capacity);
~MidiBuffer();
- void silence(nframes_t dur, nframes_t offset=0);
-
- void read_from(const Buffer& src, nframes_t nframes, nframes_t offset);
-
+ void silence (nframes_t nframes, nframes_t offset = 0);
+ void read_from (const Buffer& src, nframes_t nframes, nframes_t dst_offset = 0, nframes_t src_offset = 0);
+ void merge_from (const Buffer& src, nframes_t nframes, nframes_t dst_offset = 0, nframes_t src_offset = 0);
+
void copy(const MidiBuffer& copy);
- bool push_back(const Evoral::MIDIEvent& event);
+ bool push_back(const Evoral::MIDIEvent<TimeType>& event);
bool push_back(const jack_midi_event_t& event);
- uint8_t* reserve(double time, size_t size);
+ bool push_back(TimeType time, size_t size, const uint8_t* data);
+ uint8_t* reserve(TimeType time, size_t size);
void resize(size_t);
bool merge(const MidiBuffer& a, const MidiBuffer& b);
bool merge_in_place(const MidiBuffer &other);
-
- template<typename B, typename E>
+
+ template<typename BufferType, typename EventType>
struct iterator_base {
- iterator_base<B,E>(B& b, size_t o) : buffer(b), offset(o) {}
- inline E operator*() const {
- uint8_t* ev_start = buffer._data + offset + sizeof(Evoral::EventTime);
- return E(EventTypeMap::instance().midi_event_type(*ev_start),
- *(Evoral::EventTime*)(buffer._data + offset),
- Evoral::midi_event_size(*ev_start) + 1, ev_start);
+ iterator_base<BufferType, EventType>(BufferType& b, nframes_t o) : buffer(b), offset(o) {}
+ inline EventType operator*() const {
+ uint8_t* ev_start = buffer._data + offset + sizeof(TimeType);
+ int event_size = Evoral::midi_event_size(ev_start);
+ assert(event_size >= 0);
+ return EventType(EventTypeMap::instance().midi_event_type(*ev_start),
+ *((TimeType*)(buffer._data + offset)),
+ event_size, ev_start);
+ }
+ inline EventType operator*() {
+ uint8_t* ev_start = buffer._data + offset + sizeof(TimeType);
+ int event_size = Evoral::midi_event_size(ev_start);
+ assert(event_size >= 0);
+ return EventType(EventTypeMap::instance().midi_event_type(*ev_start),
+ *((TimeType*)(buffer._data + offset)),
+ event_size, ev_start);
}
- inline iterator_base<B,E>& operator++() {
- uint8_t* ev_start = buffer._data + offset + sizeof(Evoral::EventTime);
- offset += sizeof(Evoral::EventTime) + Evoral::midi_event_size(*ev_start) + 1;
+
+ inline iterator_base<BufferType, EventType>& operator++() {
+ uint8_t* ev_start = buffer._data + offset + sizeof(TimeType);
+ int event_size = Evoral::midi_event_size(ev_start);
+ assert(event_size >= 0);
+ offset += sizeof(TimeType) + event_size;
return *this;
}
- inline bool operator!=(const iterator_base<B,E>& other) const {
+ inline bool operator!=(const iterator_base<BufferType, EventType>& other) const {
return (&buffer != &other.buffer) || (offset != other.offset);
}
- B& buffer;
- size_t offset;
+ BufferType& buffer;
+ size_t offset;
};
-
- typedef iterator_base<MidiBuffer, Evoral::MIDIEvent> iterator;
- typedef iterator_base<const MidiBuffer, const Evoral::MIDIEvent> const_iterator;
+
+ typedef iterator_base< MidiBuffer, Evoral::MIDIEvent<TimeType> > iterator;
+ typedef iterator_base< const MidiBuffer, const Evoral::MIDIEvent<TimeType> > const_iterator;
iterator begin() { return iterator(*this, 0); }
iterator end() { return iterator(*this, _size); }
const_iterator end() const { return const_iterator(*this, _size); }
private:
- friend class iterator_base<MidiBuffer, Evoral::MIDIEvent>;
- friend class iterator_base<const MidiBuffer, const Evoral::MIDIEvent>;
-
- size_t _size; ///< Size in bytes of used portion of _data
+ friend class iterator_base< MidiBuffer, Evoral::MIDIEvent<TimeType> >;
+ friend class iterator_base< const MidiBuffer, const Evoral::MIDIEvent<TimeType> >;
+
uint8_t* _data; ///< timestamp, event, timestamp, event, ...
};
projects / ardour.git / blobdiff