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* Code readability: Template parameter <T> -> <Time>

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git-svn-id: svn://localhost/ardour2/branches/3.0@4521 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Hans Baier 2009-02-10 22:06:56 +00:00
parent 7666413e18
commit 494e7feec6
12 changed files with 218 additions and 218 deletions
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14
libs/evoral/evoral/Event.hpp
View file

@ -38,12 +38,12 @@ namespace Evoral {
/** An event (much like a type generic jack_midi_event_t)
*
* Template parameter Timestamp is the type of the time stamp used for this event.
* Template parameter Time is the type of the time stamp used for this event.
*/
template<typename Timestamp>
template<typename Time>
struct Event {
#ifdef EVORAL_EVENT_ALLOC
Event(EventType type=0, Timestamp timestamp=0, uint32_t size=0, uint8_t* buffer=NULL, bool alloc=false);
Event(EventType type=0, Time timestamp=0, uint32_t size=0, uint8_t* buffer=NULL, bool alloc=false);
/** Copy \a copy.
*
@ -89,7 +89,7 @@ struct Event {
_buf = copy._buf;
}
inline void set(uint8_t* buf, uint32_t size, Timestamp t) {
inline void set(uint8_t* buf, uint32_t size, Time t) {
if (_owns_buf) {
if (_size < size) {
_buf = (uint8_t*) ::realloc(_buf, size);
@ -164,8 +164,8 @@ struct Event {
inline EventType event_type() const { return _type; }
inline void set_event_type(EventType t) { _type = t; }
inline Timestamp time() const { return _time; }
inline Timestamp& time() { return _time; }
inline Time time() const { return _time; }
inline Time& time() { return _time; }
inline uint32_t size() const { return _size; }
inline uint32_t& size() { return _size; }
@ -174,7 +174,7 @@ struct Event {
protected:
EventType _type; /**< Type of event (application relative, NOT MIDI 'type') */
Timestamp _time; /**< Sample index (or beat time) at which event is valid */
Time _time; /**< Sample index (or beat time) at which event is valid */
uint32_t _size; /**< Number of uint8_ts of data in \a buffer */
uint8_t* _buf; /**< Raw MIDI data */

30
libs/evoral/evoral/EventRingBuffer.hpp
View file

@ -34,8 +34,8 @@ namespace Evoral {
* This packs a timestamp, size, and size bytes of data flat into the buffer.
* Useful for MIDI events, OSC messages, etc.
*/
template<typename T>
class EventRingBuffer : public Evoral::RingBuffer<uint8_t>, public Evoral::EventSink<T> {
template<typename Time>
class EventRingBuffer : public Evoral::RingBuffer<uint8_t>, public Evoral::EventSink<Time> {
public:
/** @param capacity Ringbuffer capacity in bytes.
@ -45,27 +45,27 @@ public:
size_t capacity() const { return _size; }
bool peek_time(T* time);
bool peek_time(Time* time);
uint32_t write(T time, EventType type, uint32_t size, const uint8_t* buf);
bool read (T* time, EventType* type, uint32_t* size, uint8_t* buf);
uint32_t write(Time time, EventType type, uint32_t size, const uint8_t* buf);
bool read (Time* time, EventType* type, uint32_t* size, uint8_t* buf);
};
template<typename T>
template<typename Time>
inline bool
EventRingBuffer<T>::peek_time(T* time)
EventRingBuffer<Time>::peek_time(Time* time)
{
bool success = RingBuffer<uint8_t>::full_peek(sizeof(T), (uint8_t*)time);
bool success = RingBuffer<uint8_t>::full_peek(sizeof(Time), (uint8_t*)time);
return success;
}
template<typename T>
template<typename Time>
inline bool
EventRingBuffer<T>::read(T* time, EventType* type, uint32_t* size, uint8_t* buf)
EventRingBuffer<Time>::read(Time* time, EventType* type, uint32_t* size, uint8_t* buf)
{
bool success = RingBuffer<uint8_t>::full_read(sizeof(T), (uint8_t*)time);
bool success = RingBuffer<uint8_t>::full_read(sizeof(Time), (uint8_t*)time);
if (success)
success = RingBuffer<uint8_t>::full_read(sizeof(EventType), (uint8_t*)type);
if (success)
@ -77,14 +77,14 @@ EventRingBuffer<T>::read(T* time, EventType* type, uint32_t* size, uint8_t* buf)
}
template<typename T>
template<typename Time>
inline uint32_t
EventRingBuffer<T>::write(T time, EventType type, uint32_t size, const uint8_t* buf)
EventRingBuffer<Time>::write(Time time, EventType type, uint32_t size, const uint8_t* buf)
{
if (write_space() < (sizeof(T) + sizeof(EventType) + sizeof(uint32_t) + size)) {
if (write_space() < (sizeof(Time) + sizeof(EventType) + sizeof(uint32_t) + size)) {
return 0;
} else {
RingBuffer<uint8_t>::write(sizeof(T), (uint8_t*)&time);
RingBuffer<uint8_t>::write(sizeof(Time), (uint8_t*)&time);
RingBuffer<uint8_t>::write(sizeof(EventType), (uint8_t*)&type);
RingBuffer<uint8_t>::write(sizeof(uint32_t), (uint8_t*)&size);
RingBuffer<uint8_t>::write(size, buf);

4
libs/evoral/evoral/EventSink.hpp
View file

@ -26,11 +26,11 @@ namespace Evoral {
/** Pure virtual base for anything you can write events to.
*/
template<typename T>
template<typename Time>
class EventSink {
public:
virtual ~EventSink() {}
virtual uint32_t write(T time, EventType type, uint32_t size, const uint8_t* buf) = 0;
virtual uint32_t write(Time time, EventType type, uint32_t size, const uint8_t* buf) = 0;
};

12
libs/evoral/evoral/MIDIEvent.hpp
View file

@ -34,14 +34,14 @@ namespace Evoral {
* but the application must make sure the event actually contains
* valid MIDI data for these functions to make sense.
*/
template<typename Timestamp>
struct MIDIEvent : public Event<Timestamp> {
MIDIEvent(EventType type=0, Timestamp timestamp=0, uint32_t size=0, uint8_t* buffer=NULL, bool alloc=false)
: Event<Timestamp>(type, timestamp, size, buffer, alloc)
template<typename Time>
struct MIDIEvent : public Event<Time> {
MIDIEvent(EventType type=0, Time timestamp=0, uint32_t size=0, uint8_t* buffer=NULL, bool alloc=false)
: Event<Time>(type, timestamp, size, buffer, alloc)
{}
MIDIEvent(const Event<Timestamp>& copy, bool alloc)
: Event<Timestamp>(copy, alloc)
MIDIEvent(const Event<Time>& copy, bool alloc)
: Event<Time>(copy, alloc)
{}
#ifdef EVORAL_MIDI_XML

28
libs/evoral/evoral/Note.hpp
View file

@ -29,16 +29,16 @@ namespace Evoral {
*
* Currently a note is defined as (on event, length, off event).
*/
template<typename T>
template<typename Time>
class Note {
public:
Note(uint8_t chan=0, T time=0, EventLength len=0, uint8_t note=0, uint8_t vel=0x40);
Note(const Note<T>& copy);
Note(uint8_t chan=0, Time time=0, EventLength len=0, uint8_t note=0, uint8_t vel=0x40);
Note(const Note<Time>& copy);
~Note();
const Note<T>& operator=(const Note<T>& copy);
const Note<Time>& operator=(const Note<Time>& copy);
inline bool operator==(const Note<T>& other) {
inline bool operator==(const Note<Time>& other) {
return time() == other.time() &&
note() == other.note() &&
length() == other.length() &&
@ -46,8 +46,8 @@ public:
channel() == other.channel();
}
inline T time() const { return _on_event.time(); }
inline T end_time() const { return _off_event.time(); }
inline Time time() const { return _on_event.time(); }
inline Time end_time() const { return _off_event.time(); }
inline uint8_t note() const { return _on_event.note(); }
inline uint8_t velocity() const { return _on_event.velocity(); }
inline EventLength length() const { return _off_event.time() - _on_event.time(); }
@ -56,21 +56,21 @@ public:
return _on_event.channel();
}
inline void set_time(T t) { _off_event.time() = t + length(); _on_event.time() = t; }
inline void set_time(Time t) { _off_event.time() = t + length(); _on_event.time() = t; }
inline void set_note(uint8_t n) { _on_event.buffer()[1] = n; _off_event.buffer()[1] = n; }
inline void set_velocity(uint8_t n) { _on_event.buffer()[2] = n; }
inline void set_length(EventLength l) { _off_event.time() = _on_event.time() + l; }
inline void set_channel(uint8_t c) { _on_event.set_channel(c); _off_event.set_channel(c); }
inline Event<T>& on_event() { return _on_event; }
inline const Event<T>& on_event() const { return _on_event; }
inline Event<T>& off_event() { return _off_event; }
inline const Event<T>& off_event() const { return _off_event; }
inline Event<Time>& on_event() { return _on_event; }
inline const Event<Time>& on_event() const { return _on_event; }
inline Event<Time>& off_event() { return _off_event; }
inline const Event<Time>& off_event() const { return _off_event; }
private:
// Event buffers are self-contained
MIDIEvent<T> _on_event;
MIDIEvent<T> _off_event;
MIDIEvent<Time> _on_event;
MIDIEvent<Time> _off_event;
};

40
libs/evoral/evoral/RingBuffer.hpp
View file

@ -29,7 +29,7 @@ namespace Evoral {
* Read/Write realtime safe.
* Single-reader Single-writer thread safe.
*/
template <typename T>
template <typename Time>
class RingBuffer {
public:
@ -37,7 +37,7 @@ public:
*/
RingBuffer(size_t size)
: _size(size)
, _buf(new T[size])
, _buf(new Time[size])
{
reset();
assert(read_space() == 0);
@ -96,7 +96,7 @@ public:
* read-pointer---^
* </pre>
*/
size_t peek(size_t size, T* dst);
size_t peek(size_t size, Time* dst);
/** Peek at the ringbuffer (read w/o advancing read pointer).
* @return how much has been peeked (wraps around if read exceeds
@ -106,32 +106,32 @@ public:
* read-pointer---^
* </pre>
*/
bool full_peek(size_t size, T* dst);
bool full_peek(size_t size, Time* dst);
/** Read from the ringbuffer. (advances read pointer)
* @return how much has been read (read cannot exceed the end
* of the buffer):
*/
size_t read(size_t size, T* dst);
size_t read(size_t size, Time* dst);
/** Read from the ringbuffer. (advances read pointer)
* @return how much has been peeked (wraps around if read exceeds
* the end of the buffer):
*/
bool full_read(size_t size, T* dst);
bool full_read(size_t size, Time* dst);
/** Advance read pointer by size
*/
bool skip(size_t size);
void write(size_t size, const T* src);
void write(size_t size, const Time* src);
protected:
mutable int _write_ptr;
mutable int _read_ptr;
size_t _size; ///< Size (capacity) in bytes
T* _buf; ///< size, event, size, event...
Time* _buf; ///< size, event, size, event...
};
@ -141,9 +141,9 @@ protected:
* Caller must check return value and call again if necessary, or use the
* full_peek method which does this automatically.
*/
template<typename T>
template<typename Time>
size_t
RingBuffer<T>::peek(size_t size, T* dst)
RingBuffer<Time>::peek(size_t size, Time* dst)
{
const size_t priv_read_ptr = g_atomic_int_get(&_read_ptr);
@ -157,9 +157,9 @@ RingBuffer<T>::peek(size_t size, T* dst)
}
template<typename T>
template<typename Time>
bool
RingBuffer<T>::full_peek(size_t size, T* dst)
RingBuffer<Time>::full_peek(size_t size, Time* dst)
{
if (read_space() < size) {
return false;
@ -181,9 +181,9 @@ RingBuffer<T>::full_peek(size_t size, T* dst)
* Caller must check return value and call again if necessary, or use the
* full_read method which does this automatically.
*/
template<typename T>
template<typename Time>
size_t
RingBuffer<T>::read(size_t size, T* dst)
RingBuffer<Time>::read(size_t size, Time* dst)
{
const size_t priv_read_ptr = g_atomic_int_get(&_read_ptr);
@ -199,9 +199,9 @@ RingBuffer<T>::read(size_t size, T* dst)
}
template<typename T>
template<typename Time>
bool
RingBuffer<T>::full_read(size_t size, T* dst)
RingBuffer<Time>::full_read(size_t size, Time* dst)
{
if (read_space() < size) {
return false;
@ -217,9 +217,9 @@ RingBuffer<T>::full_read(size_t size, T* dst)
}
template<typename T>
template<typename Time>
bool
RingBuffer<T>::skip(size_t size)
RingBuffer<Time>::skip(size_t size)
{
if (read_space() < size) {
std::cerr << "WARNING: Attempt to skip past end of MIDI ring buffer" << std::endl;
@ -233,9 +233,9 @@ RingBuffer<T>::skip(size_t size)
}
template<typename T>
template<typename Time>
inline void
RingBuffer<T>::write(size_t size, const T* src)
RingBuffer<Time>::write(size_t size, const Time* src)
{
const size_t priv_write_ptr = g_atomic_int_get(&_write_ptr);

12
libs/evoral/evoral/SMF.hpp
View file

@ -24,13 +24,13 @@
namespace Evoral {
template<typename T> class Event;
template<typename T> class EventRingBuffer;
template<typename Time> class Event;
template<typename Time> class EventRingBuffer;
/** Standard Midi File (Type 0)
*/
template<typename T>
template<typename Time>
class SMF {
public:
SMF();
@ -42,10 +42,10 @@ public:
bool is_empty() const { return _empty; }
bool eof() const { return feof(_fd); }
T last_event_time() const { return _last_ev_time; }
Time last_event_time() const { return _last_ev_time; }
void begin_write(FrameTime start_time);
void append_event_unlocked(uint32_t delta_t, const Event<T>& ev);
void append_event_unlocked(uint32_t delta_t, const Event<Time>& ev);
void end_write();
void flush();
@ -73,7 +73,7 @@ private:
static const uint16_t _ppqn = 19200;
FILE* _fd;
T _last_ev_time; ///< last frame time written, relative to source start
Time _last_ev_time; ///< last frame time written, relative to source start
uint32_t _track_size;
uint32_t _header_size; ///< size of SMF header, including MTrk chunk header
bool _empty; ///< true iff file contains(non-empty) events

70
libs/evoral/evoral/Sequence.hpp
View file

@ -35,9 +35,9 @@
namespace Evoral {
class TypeMap;
template<typename T> class EventSink;
template<typename T> class Note;
template<typename T> class Event;
template<typename Time> class EventSink;
template<typename Time> class Note;
template<typename Time> class Event;
/** An iterator over (the x axis of) a 2-d double coordinate space.
*/
@ -58,7 +58,7 @@ public:
/** This is a higher level view of events, with separate representations for
* notes (instead of just unassociated note on/off events) and controller data.
* Controller data is represented as a list of time-stamped float values. */
template<typename T>
template<typename Time>
class Sequence : virtual public ControlSet {
public:
Sequence(const TypeMap& type_map, size_t size=0);
@ -80,54 +80,54 @@ public:
bool writing() const { return _writing; }
void end_write(bool delete_stuck=false);
size_t read(EventSink<T>& dst,
size_t read(EventSink<Time>& dst,
timestamp_t start,
timedur_t length,
timestamp_t stamp_offset) const;
/** Resizes vector if necessary (NOT realtime safe) */
void append(const Event<T>& ev);
void append(const Event<Time>& ev);
inline const boost::shared_ptr< const Note<T> > note_at(unsigned i) const { return _notes[i]; }
inline const boost::shared_ptr< Note<T> > note_at(unsigned i) { return _notes[i]; }
inline const boost::shared_ptr< const Note<Time> > note_at(unsigned i) const { return _notes[i]; }
inline const boost::shared_ptr< Note<Time> > note_at(unsigned i) { return _notes[i]; }
inline size_t n_notes() const { return _notes.size(); }
inline bool empty() const { return _notes.size() == 0 && ControlSet::empty(); }
inline static bool note_time_comparator(const boost::shared_ptr< const Note<T> >& a,
const boost::shared_ptr< const Note<T> >& b) {
inline static bool note_time_comparator(const boost::shared_ptr< const Note<Time> >& a,
const boost::shared_ptr< const Note<Time> >& b) {
return a->time() < b->time();
}
struct LaterNoteEndComparator {
typedef const Note<T>* value_type;
inline bool operator()(const boost::shared_ptr< const Note<T> > a,
const boost::shared_ptr< const Note<T> > b) const {
typedef const Note<Time>* value_type;
inline bool operator()(const boost::shared_ptr< const Note<Time> > a,
const boost::shared_ptr< const Note<Time> > b) const {
return a->end_time() > b->end_time();
}
};
typedef std::vector< boost::shared_ptr< Note<T> > > Notes;
typedef std::vector< boost::shared_ptr< Note<Time> > > Notes;
inline Notes& notes() { return _notes; }
inline const Notes& notes() const { return _notes; }
// useful for storing SysEx / Meta events
typedef std::vector< boost::shared_ptr< Event<T> > > SysExes;
typedef std::vector< boost::shared_ptr< Event<Time> > > SysExes;
inline SysExes& sysexes() { return _sysexes; }
inline const SysExes& sysexes() const { return _sysexes; }
/** Read iterator */
class const_iterator {
public:
const_iterator(const Sequence<T>& seq, T t);
const_iterator(const Sequence<Time>& seq, Time t);
~const_iterator();
inline bool valid() const { return !_is_end && _event; }
inline bool locked() const { return _locked; }
const Event<T>& operator*() const { return *_event; }
const boost::shared_ptr< Event<T> > operator->() const { return _event; }
const boost::shared_ptr< Event<T> > get_event_pointer() { return _event; }
const Event<Time>& operator*() const { return *_event; }
const boost::shared_ptr< Event<Time> > operator->() const { return _event; }
const boost::shared_ptr< Event<Time> > get_event_pointer() { return _event; }
const const_iterator& operator++(); // prefix only
bool operator==(const const_iterator& other) const;
@ -136,15 +136,15 @@ public:
const_iterator& operator=(const const_iterator& other);
private:
friend class Sequence<T>;
friend class Sequence<Time>;
enum MIDIMessageType { NIL, NOTE_ON, NOTE_OFF, CONTROL, SYSEX };
const Sequence<T>* _seq;
boost::shared_ptr< Event<T> > _event;
const Sequence<Time>* _seq;
boost::shared_ptr< Event<Time> > _event;
typedef std::priority_queue< boost::shared_ptr< Note<T> >,
std::deque< boost::shared_ptr< Note<T> > >,
typedef std::priority_queue< boost::shared_ptr< Note<Time> >,
std::deque< boost::shared_ptr< Note<Time> > >,
LaterNoteEndComparator >
ActiveNotes;
@ -160,13 +160,13 @@ public:
ControlIterators::iterator _control_iter;
};
const_iterator begin(T t=0) const { return const_iterator(*this, t); }
const_iterator begin(Time t=0) const { return const_iterator(*this, t); }
const const_iterator& end() const { return _end_iter; }
void read_seek(T t) { _read_iter = begin(t); }
T read_time() const { return _read_iter.valid() ? _read_iter->time() : 0.0; }
void read_seek(Time t) { _read_iter = begin(t); }
Time read_time() const { return _read_iter.valid() ? _read_iter->time() : 0.0; }
bool control_to_midi_event(boost::shared_ptr< Event<T> >& ev,
bool control_to_midi_event(boost::shared_ptr< Event<Time> >& ev,
const ControlIterator& iter) const;
bool edited() const { return _edited; }
@ -176,8 +176,8 @@ public:
bool is_sorted() const;
#endif
void add_note_unlocked(const boost::shared_ptr< Note<T> > note);
void remove_note_unlocked(const boost::shared_ptr< const Note<T> > note);
void add_note_unlocked(const boost::shared_ptr< Note<Time> > note);
void remove_note_unlocked(const boost::shared_ptr< const Note<Time> > note);
uint8_t lowest_note() const { return _lowest_note; }
uint8_t highest_note() const { return _highest_note; }
@ -189,10 +189,10 @@ protected:
private:
friend class const_iterator;
void append_note_on_unlocked(uint8_t chan, T time, uint8_t note, uint8_t velocity);
void append_note_off_unlocked(uint8_t chan, T time, uint8_t note);
void append_control_unlocked(const Parameter& param, T time, double value);
void append_sysex_unlocked(const MIDIEvent<T>& ev);
void append_note_on_unlocked(uint8_t chan, Time time, uint8_t note, uint8_t velocity);
void append_note_off_unlocked(uint8_t chan, Time time, uint8_t note);
void append_control_unlocked(const Parameter& param, Time time, double value);
void append_sysex_unlocked(const MIDIEvent<Time>& ev);
mutable Glib::RWLock _lock;
@ -217,7 +217,7 @@ private:
uint8_t _highest_note;
typedef std::priority_queue<
boost::shared_ptr< Note<T> >, std::deque< boost::shared_ptr< Note<T> > >,
boost::shared_ptr< Note<Time> >, std::deque< boost::shared_ptr< Note<Time> > >,
LaterNoteEndComparator>
ActiveNotes;
};

10
libs/evoral/src/MIDIEvent.cpp
View file

@ -28,9 +28,9 @@ namespace Evoral {
#ifdef EVORAL_MIDI_XML
template<typename Timestamp>
MIDIEvent<Timestamp>::MIDIEvent(const XMLNode& event)
: Event<Timestamp>()
template<typename Time>
MIDIEvent<Time>::MIDIEvent(const XMLNode& event)
: Event<Time>()
{
string name = event.name();
@ -51,9 +51,9 @@ MIDIEvent<Timestamp>::MIDIEvent(const XMLNode& event)
}
template<typename Timestamp>
template<typename Time>
boost::shared_ptr<XMLNode>
MIDIEvent<Timestamp>::to_xml() const
MIDIEvent<Time>::to_xml() const
{
XMLNode *result = 0;

18
libs/evoral/src/Note.cpp
View file

@ -21,8 +21,8 @@
namespace Evoral {
template<typename T>
Note<T>::Note(uint8_t chan, T t, EventLength l, uint8_t n, uint8_t v)
template<typename Time>
Note<Time>::Note(uint8_t chan, Time t, EventLength l, uint8_t n, uint8_t v)
// FIXME: types?
: _on_event(0xDE, t, 3, NULL, true)
, _off_event(0xAD, t + l, 3, NULL, true)
@ -46,8 +46,8 @@ Note<T>::Note(uint8_t chan, T t, EventLength l, uint8_t n, uint8_t v)
}
template<typename T>
Note<T>::Note(const Note<T>& copy)
template<typename Time>
Note<Time>::Note(const Note<Time>& copy)
: _on_event(copy._on_event, true)
, _off_event(copy._off_event, true)
{
@ -73,15 +73,15 @@ Note<T>::Note(const Note<T>& copy)
}
template<typename T>
Note<T>::~Note()
template<typename Time>
Note<Time>::~Note()
{
}
template<typename T>
const Note<T>&
Note<T>::operator=(const Note<T>& copy)
template<typename Time>
const Note<Time>&
Note<Time>::operator=(const Note<Time>& copy)
{
_on_event = copy._on_event;
_off_event = copy._off_event;

68
libs/evoral/src/SMF.cpp
View file

@ -32,8 +32,8 @@ using namespace std;
namespace Evoral {
template<typename T>
SMF<T>::SMF()
template<typename Time>
SMF<Time>::SMF()
: _fd(0)
, _last_ev_time(0)
, _track_size(4) // 4 bytes for the ever-present EOT event
@ -42,8 +42,8 @@ SMF<T>::SMF()
{
}
template<typename T>
SMF<T>::~SMF()
template<typename Time>
SMF<Time>::~SMF()
{
}
@ -55,9 +55,9 @@ SMF<T>::~SMF()
* -1 if the file can not be opened for reading,
* -2 if the file can not be opened for writing
*/
template<typename T>
template<typename Time>
int
SMF<T>::open(const std::string& path)
SMF<Time>::open(const std::string& path)
{
//cerr << "Opening SMF file " << path() << " writeable: " << writable() << endl;
_fd = fopen(path.c_str(), "r+");
@ -90,9 +90,9 @@ SMF<T>::open(const std::string& path)
return (_fd == 0) ? -1 : 0;
}
template<typename T>
template<typename Time>
void
SMF<T>::close()
SMF<Time>::close()
{
if (_fd) {
flush_header();
@ -102,16 +102,16 @@ SMF<T>::close()
}
}
template<typename T>
template<typename Time>
void
SMF<T>::seek_to_start() const
SMF<Time>::seek_to_start() const
{
fseek(_fd, _header_size, SEEK_SET);
}
template<typename T>
template<typename Time>
void
SMF<T>::seek_to_footer_position()
SMF<Time>::seek_to_footer_position()
{
uint8_t buffer[4];
@ -132,16 +132,16 @@ SMF<T>::seek_to_footer_position()
}
}
template<typename T>
template<typename Time>
void
SMF<T>::flush()
SMF<Time>::flush()
{
fflush(_fd);
}
template<typename T>
template<typename Time>
int
SMF<T>::flush_header()
SMF<Time>::flush_header()
{
// FIXME: write timeline position somehow?
@ -169,9 +169,9 @@ SMF<T>::flush_header()
return 0;
}
template<typename T>
template<typename Time>
int
SMF<T>::flush_footer()
SMF<Time>::flush_footer()
{
//cerr << path() << " SMF Flushing footer\n";
seek_to_footer_position();
@ -181,9 +181,9 @@ SMF<T>::flush_footer()
return 0;
}
template<typename T>
template<typename Time>
void
SMF<T>::write_footer()
SMF<Time>::write_footer()
{
write_var_len(0);
char eot[3] = { 0xFF, 0x2F, 0x00 }; // end-of-track meta-event
@ -206,9 +206,9 @@ SMF<T>::write_footer()
* Returns event length (including status byte) on success, 0 if event was
* skipped (eg a meta event), or -1 on EOF (or end of track).
*/
template<typename T>
template<typename Time>
int
SMF<T>::read_event(uint32_t* delta_t, uint32_t* size, uint8_t** buf) const
SMF<Time>::read_event(uint32_t* delta_t, uint32_t* size, uint8_t** buf) const
{
if (feof(_fd)) {
return -1;
@ -278,9 +278,9 @@ SMF<T>::read_event(uint32_t* delta_t, uint32_t* size, uint8_t** buf) const
return (int)*size;
}
template<typename T>
template<typename Time>
void
SMF<T>::append_event_unlocked(uint32_t delta_t, const Event<T>& ev)
SMF<Time>::append_event_unlocked(uint32_t delta_t, const Event<Time>& ev)
{
if (ev.size() == 0)
return;
@ -301,25 +301,25 @@ SMF<T>::append_event_unlocked(uint32_t delta_t, const Event<T>& ev)
_empty = false;
}
template<typename T>
template<typename Time>
void
SMF<T>::begin_write(FrameTime start_frame)
SMF<Time>::begin_write(FrameTime start_frame)
{
_last_ev_time = 0;
fseek(_fd, _header_size, SEEK_SET);
}
template<typename T>
template<typename Time>
void
SMF<T>::end_write()
SMF<Time>::end_write()
{
flush_header();
flush_footer();
}
template<typename T>
template<typename Time>
void
SMF<T>::write_chunk_header(const char id[4], uint32_t length)
SMF<Time>::write_chunk_header(const char id[4], uint32_t length)
{
const uint32_t length_be = GUINT32_TO_BE(length);
@ -327,9 +327,9 @@ SMF<T>::write_chunk_header(const char id[4], uint32_t length)
fwrite(&length_be, 4, 1, _fd);
}
template<typename T>
template<typename Time>
void
SMF<T>::write_chunk(const char id[4], uint32_t length, void* data)
SMF<Time>::write_chunk(const char id[4], uint32_t length, void* data)
{
write_chunk_header(id, length);
@ -337,9 +337,9 @@ SMF<T>::write_chunk(const char id[4], uint32_t length, void* data)
}
/** Returns the size (in bytes) of the value written. */
template<typename T>
template<typename Time>
size_t
SMF<T>::write_var_len(uint32_t value)
SMF<Time>::write_var_len(uint32_t value)
{
size_t ret = 0;

130
libs/evoral/src/Sequence.cpp
View file

@ -35,25 +35,25 @@ using namespace std;
namespace Evoral {
template<typename T>
void Sequence<T>::write_lock() {
template<typename Time>
void Sequence<Time>::write_lock() {
_lock.writer_lock();
_control_lock.lock();
}
template<typename T>
void Sequence<T>::write_unlock() {
template<typename Time>
void Sequence<Time>::write_unlock() {
_lock.writer_unlock();
_control_lock.unlock();
}
template<typename T>
void Sequence<T>::read_lock() const {
template<typename Time>
void Sequence<Time>::read_lock() const {
_lock.reader_lock();
}
template<typename T>
void Sequence<T>::read_unlock() const {
template<typename Time>
void Sequence<Time>::read_unlock() const {
_lock.reader_unlock();
}
@ -68,8 +68,8 @@ static ostream& errorout = cerr;
// Read iterator (const_iterator)
template<typename T>
Sequence<T>::const_iterator::const_iterator(const Sequence<T>& seq, T t)
template<typename Time>
Sequence<Time>::const_iterator::const_iterator(const Sequence<Time>& seq, Time t)
: _seq(&seq)
, _is_end( (t == DBL_MAX) || seq.empty() )
, _locked( !_is_end )
@ -84,7 +84,7 @@ Sequence<T>::const_iterator::const_iterator(const Sequence<T>& seq, T t)
// find first note which begins after t
_note_iter = seq.notes().end();
for (typename Sequence<T>::Notes::const_iterator i = seq.notes().begin();
for (typename Sequence<Time>::Notes::const_iterator i = seq.notes().begin();
i != seq.notes().end(); ++i) {
if ((*i)->time() >= t) {
_note_iter = i;
@ -95,7 +95,7 @@ Sequence<T>::const_iterator::const_iterator(const Sequence<T>& seq, T t)
// find first sysex which begins after t
_sysex_iter = seq.sysexes().end();
for (typename Sequence<T>::SysExes::const_iterator i = seq.sysexes().begin();
for (typename Sequence<Time>::SysExes::const_iterator i = seq.sysexes().begin();
i != seq.sysexes().end(); ++i) {
if ((*i)->time() >= t) {
_sysex_iter = i;
@ -159,7 +159,7 @@ Sequence<T>::const_iterator::const_iterator(const Sequence<T>& seq, T t)
#endif
MIDIMessageType type = NIL;
T earliest_t = t;
Time earliest_t = t;
// if the note comes before anything else set the iterator to the note
if (_note_iter != seq.notes().end() && (*_note_iter)->on_event().time() >= t) {
@ -188,7 +188,7 @@ Sequence<T>::const_iterator::const_iterator(const Sequence<T>& seq, T t)
if (type == NOTE_ON) {
debugout << "Reading note on event @ " << earliest_t << endl;
// initialize the event pointer with a new event
_event = boost::shared_ptr< Event<T> >(new Event<T>((*_note_iter)->on_event(), true));
_event = boost::shared_ptr< Event<Time> >(new Event<Time>((*_note_iter)->on_event(), true));
_active_notes.push(*_note_iter);
++_note_iter;
_control_iter = _control_iters.end();
@ -198,7 +198,7 @@ Sequence<T>::const_iterator::const_iterator(const Sequence<T>& seq, T t)
} else if (type == SYSEX) {
debugout << "Reading system exclusive event @ " << earliest_t << endl;
// initialize the event pointer with a new event
_event = boost::shared_ptr< Event<T> >(new Event<T>(*(*_sysex_iter), true));
_event = boost::shared_ptr< Event<Time> >(new Event<Time>(*(*_sysex_iter), true));
++_sysex_iter;
_control_iter = _control_iters.end();
}
@ -216,7 +216,7 @@ Sequence<T>::const_iterator::const_iterator(const Sequence<T>& seq, T t)
}
} else {
debugout << "New Iterator = " << _event->event_type();
debugout << " : " << hex << (int)((MIDIEvent<T>*)_event.get())->type();
debugout << " : " << hex << (int)((MIDIEvent<Time>*)_event.get())->type();
debugout << " @ " << _event->time() << endl;
}
@ -225,17 +225,17 @@ Sequence<T>::const_iterator::const_iterator(const Sequence<T>& seq, T t)
//assert(_is_end || (_event->buffer() && _event->buffer()[0] != '\0'));
}
template<typename T>
Sequence<T>::const_iterator::~const_iterator()
template<typename Time>
Sequence<Time>::const_iterator::~const_iterator()
{
if (_locked) {
_seq->read_unlock();
}
}
template<typename T>
const typename Sequence<T>::const_iterator&
Sequence<T>::const_iterator::operator++()
template<typename Time>
const typename Sequence<Time>::const_iterator&
Sequence<Time>::const_iterator::operator++()
{
if (_is_end) {
throw std::logic_error("Attempt to iterate past end of Sequence");
@ -244,7 +244,7 @@ Sequence<T>::const_iterator::operator++()
debugout << "Iterator ++" << endl;
assert(_event && _event->buffer() && _event->size() > 0);
const MIDIEvent<T>& ev = *((MIDIEvent<T>*)_event.get());
const MIDIEvent<Time>& ev = *((MIDIEvent<Time>*)_event.get());
//debugout << "const_iterator::operator++: " << _event->to_string() << endl;
@ -291,7 +291,7 @@ Sequence<T>::const_iterator::operator++()
}
MIDIMessageType type = NIL;
T earliest_t = 0;
Time earliest_t = 0;
// Next earliest note on
if (_note_iter != _seq->notes().end()) {
@ -349,9 +349,9 @@ Sequence<T>::const_iterator::operator++()
return *this;
}
template<typename T>
template<typename Time>
bool
Sequence<T>::const_iterator::operator==(const const_iterator& other) const
Sequence<Time>::const_iterator::operator==(const const_iterator& other) const
{
if (_is_end || other._is_end) {
return (_is_end == other._is_end);
@ -360,9 +360,9 @@ Sequence<T>::const_iterator::operator==(const const_iterator& other) const
}
}
template<typename T>
typename Sequence<T>::const_iterator&
Sequence<T>::const_iterator::operator=(const const_iterator& other)
template<typename Time>
typename Sequence<Time>::const_iterator&
Sequence<Time>::const_iterator::operator=(const const_iterator& other)
{
if (_locked && _seq != other._seq) {
_seq->read_unlock();
@ -382,7 +382,7 @@ Sequence<T>::const_iterator::operator=(const const_iterator& other)
if (_event) {
*_event = *other._event.get();
} else {
_event = boost::shared_ptr< Event<T> >(new Event<T>(*other._event, true));
_event = boost::shared_ptr< Event<Time> >(new Event<Time>(*other._event, true));
}
} else {
if (_event) {
@ -395,8 +395,8 @@ Sequence<T>::const_iterator::operator=(const const_iterator& other)
// Sequence
template<typename T>
Sequence<T>::Sequence(const TypeMap& type_map, size_t size)
template<typename Time>
Sequence<Time>::Sequence(const TypeMap& type_map, size_t size)
: _read_iter(*this, DBL_MAX)
, _edited(false)
, _type_map(type_map)
@ -417,9 +417,9 @@ Sequence<T>::Sequence(const TypeMap& type_map, size_t size)
* adding \a offset to each event's timestamp.
* \return number of events written to \a dst
*/
template<typename T>
template<typename Time>
size_t
Sequence<T>::read(EventSink<T>& dst, timestamp_t start, timedur_t nframes, timestamp_t offset) const
Sequence<Time>::read(EventSink<Time>& dst, timestamp_t start, timedur_t nframes, timestamp_t offset) const
{
debugout << this << " read @ " << start << " * " << nframes << " + " << offset << endl;
debugout << this << " # notes: " << n_notes() << endl;
@ -462,16 +462,16 @@ Sequence<T>::read(EventSink<T>& dst, timestamp_t start, timedur_t nframes, times
* The event_type of \a ev should be set to the expected output type.
* \return true on success
*/
template<typename T>
template<typename Time>
bool
Sequence<T>::control_to_midi_event(boost::shared_ptr< Event<T> >& ev, const ControlIterator& iter) const
Sequence<Time>::control_to_midi_event(boost::shared_ptr< Event<Time> >& ev, const ControlIterator& iter) const
{
assert(iter.list.get());
const uint32_t event_type = iter.list->parameter().type();
// initialize the event pointer with a new event, if necessary
if (!ev) {
ev = boost::shared_ptr< Event<T> >(new Event<T>(event_type, 0, 3, NULL, true));
ev = boost::shared_ptr< Event<Time> >(new Event<Time>(event_type, 0, 3, NULL, true));
}
uint8_t midi_type = _type_map.parameter_midi_type(iter.list->parameter());
@ -533,9 +533,9 @@ Sequence<T>::control_to_midi_event(boost::shared_ptr< Event<T> >& ev, const Cont
/** Clear all events from the model.
*/
template<typename T>
template<typename Time>
void
Sequence<T>::clear()
Sequence<Time>::clear()
{
_lock.writer_lock();
_notes.clear();
@ -553,9 +553,9 @@ Sequence<T>::clear()
* stored; note off events are discarded entirely and all contained notes will
* have length 0.
*/
template<typename T>
template<typename Time>
void
Sequence<T>::start_write()
Sequence<Time>::start_write()
{
debugout << this << " START WRITE, PERCUSSIVE = " << _percussive << endl;
write_lock();
@ -573,9 +573,9 @@ Sequence<T>::start_write()
* that were never resolved with a corresonding note off will be deleted.
* Otherwise they will remain as notes with length 0.
*/
template<typename T>
template<typename Time>
void
Sequence<T>::end_write(bool delete_stuck)
Sequence<Time>::end_write(bool delete_stuck)
{
write_lock();
assert(_writing);
@ -597,7 +597,7 @@ Sequence<T>::end_write(bool delete_stuck)
for (int i = 0; i < 16; ++i) {
if (!_write_notes[i].empty()) {
errorout << "WARNING: Sequence<T>::end_write: Channel " << i << " has "
errorout << "WARNING: Sequence<Time>::end_write: Channel " << i << " has "
<< _write_notes[i].size() << " stuck notes" << endl;
}
_write_notes[i].clear();
@ -617,14 +617,14 @@ Sequence<T>::end_write(bool delete_stuck)
* the start of this model (t=0) and MUST be monotonically increasing
* and MUST be >= the latest event currently in the model.
*/
template<typename T>
template<typename Time>
void
Sequence<T>::append(const Event<T>& event)
Sequence<Time>::append(const Event<Time>& event)
{
write_lock();
_edited = true;
const MIDIEvent<T>& ev = (const MIDIEvent<T>&)event;
const MIDIEvent<Time>& ev = (const MIDIEvent<Time>&)event;
assert(_notes.empty() || ev.time() >= _notes.back()->time());
assert(_writing);
@ -666,9 +666,9 @@ Sequence<T>::append(const Event<T>& event)
write_unlock();
}
template<typename T>
template<typename Time>
void
Sequence<T>::append_note_on_unlocked(uint8_t chan, T time, uint8_t note_num, uint8_t velocity)
Sequence<Time>::append_note_on_unlocked(uint8_t chan, Time time, uint8_t note_num, uint8_t velocity)
{
debugout << this << " c" << (int)chan << " note " << (int)note_num << " off @ " << time << endl;
assert(note_num <= 127);
@ -681,7 +681,7 @@ Sequence<T>::append_note_on_unlocked(uint8_t chan, T time, uint8_t note_num, uin
if (note_num > _highest_note)
_highest_note = note_num;
boost::shared_ptr< Note<T> > new_note(new Note<T>(chan, time, 0, note_num, velocity));
boost::shared_ptr< Note<Time> > new_note(new Note<Time>(chan, time, 0, note_num, velocity));
_notes.push_back(new_note);
if (!_percussive) {
debugout << "Sustained: Appending active note on " << (unsigned)(uint8_t)note_num << endl;
@ -691,9 +691,9 @@ Sequence<T>::append_note_on_unlocked(uint8_t chan, T time, uint8_t note_num, uin
}
}
template<typename T>
template<typename Time>
void
Sequence<T>::append_note_off_unlocked(uint8_t chan, T time, uint8_t note_num)
Sequence<Time>::append_note_off_unlocked(uint8_t chan, Time time, uint8_t note_num)
{
debugout << this << " c" << (int)chan << " note " << (int)note_num << " off @ " << time << endl;
assert(note_num <= 127);
@ -715,7 +715,7 @@ Sequence<T>::append_note_off_unlocked(uint8_t chan, T time, uint8_t note_num)
for (WriteNotes::iterator n = _write_notes[chan].begin(); n
!= _write_notes[chan].end(); ++n) {
Note<T>& note = *_notes[*n].get();
Note<Time>& note = *_notes[*n].get();
if (note.note() == note_num) {
assert(time >= note.time());
note.set_length(time - note.time());
@ -732,9 +732,9 @@ Sequence<T>::append_note_off_unlocked(uint8_t chan, T time, uint8_t note_num)
}
}
template<typename T>
template<typename Time>
void
Sequence<T>::append_control_unlocked(const Parameter& param, T time, double value)
Sequence<Time>::append_control_unlocked(const Parameter& param, Time time, double value)
{
debugout << this << " " << _type_map.to_symbol(param) << " @ " << time << " \t= \t" << value
<< " # controls: " << _controls.size() << endl;
@ -742,9 +742,9 @@ Sequence<T>::append_control_unlocked(const Parameter& param, T time, double valu
c->list()->rt_add(time, value);
}
template<typename T>
template<typename Time>
void
Sequence<T>::append_sysex_unlocked(const MIDIEvent<T>& ev)
Sequence<Time>::append_sysex_unlocked(const MIDIEvent<Time>& ev)
{
debugout << this << " SysEx @ " << ev.time() << " \t= \t [ " << hex;
for (size_t i=0; i < ev.size(); ++i) {
@ -752,13 +752,13 @@ Sequence<T>::append_sysex_unlocked(const MIDIEvent<T>& ev)
}
debugout << "]" << endl;
boost::shared_ptr<MIDIEvent<T> > event(new MIDIEvent<T>(ev, true));
boost::shared_ptr<MIDIEvent<Time> > event(new MIDIEvent<Time>(ev, true));
_sysexes.push_back(event);
}
template<typename T>
template<typename Time>
void
Sequence<T>::add_note_unlocked(const boost::shared_ptr< Note<T> > note)
Sequence<Time>::add_note_unlocked(const boost::shared_ptr< Note<Time> > note)
{
debugout << this << " add note " << (int)note->note() << " @ " << note->time() << endl;
_edited = true;
@ -767,15 +767,15 @@ Sequence<T>::add_note_unlocked(const boost::shared_ptr< Note<T> > note)
_notes.insert(i, note);
}
template<typename T>
template<typename Time>
void
Sequence<T>::remove_note_unlocked(const boost::shared_ptr< const Note<T> > note)
Sequence<Time>::remove_note_unlocked(const boost::shared_ptr< const Note<Time> > note)
{
_edited = true;
debugout << this << " remove note " << (int)note->note() << " @ " << note->time() << endl;
for (typename Notes::iterator n = _notes.begin(); n != _notes.end(); ++n) {
Note<T>& _n = *(*n);
const Note<T>& _note = *note;
Note<Time>& _n = *(*n);
const Note<Time>& _note = *note;
// TODO: There is still the issue, that after restarting ardour
// persisted undo does not work, because of rounding errors in the
// event times after saving/restoring to/from MIDI files
@ -794,9 +794,9 @@ Sequence<T>::remove_note_unlocked(const boost::shared_ptr< const Note<T> > note)
/** Slow! for debugging only. */
#ifndef NDEBUG
template<typename T>
template<typename Time>
bool
Sequence<T>::is_sorted() const {
Sequence<Time>::is_sorted() const {
bool t = 0;
for (typename Notes::const_iterator n = _notes.begin(); n != _notes.end(); ++n)
if ((*n)->time() < t)