19#ifndef DRUMSTICK_ALSAEVENT_H
20#define DRUMSTICK_ALSAEVENT_H
23 #include <alsa/asoundlib.h>
40#if defined(DRUMSTICK_STATIC)
41#define DRUMSTICK_ALSA_EXPORT
43#if defined(drumstick_alsa_EXPORTS)
44#define DRUMSTICK_ALSA_EXPORT Q_DECL_EXPORT
46#define DRUMSTICK_ALSA_EXPORT Q_DECL_IMPORT
82 void setDestination(
const unsigned char client,
const unsigned char port);
83 void setSource(
const unsigned char port);
114 void setSubscribers();
117 void scheduleTick(
const int queue,
const int tick,
const bool relative);
118 void scheduleReal(
const int queue,
const ulong secs,
const ulong nanos,
const bool relative);
119 void setPriority(
const bool high);
126 void setTag(
const unsigned char aTag);
127 unsigned int getRaw32(
const unsigned int n)
const;
128 void setRaw32(
const unsigned int n,
const unsigned int value);
129 unsigned char getRaw8(
const unsigned int n)
const;
130 void setRaw8(
const unsigned int n,
const unsigned char value);
136 int getEncodedLength();
146 Q_DECL_DEPRECATED
void free();
222 virtual KeyEvent* clone()
const override;
244 NoteEvent(
const int ch,
const int key,
const int vel,
const int dur);
258 virtual NoteEvent* clone()
const override;
277 NoteOnEvent(
const int ch,
const int key,
const int vel);
297 NoteOffEvent(
const int ch,
const int key,
const int vel);
476 const char*
getData()
const {
return static_cast<const char*
>(
m_event.data.ext.ptr); }
489 explicit SysExEvent(
const snd_seq_event_t* event);
492 SysExEvent(
const unsigned int datalen,
char* dataptr);
507 explicit TextEvent(
const snd_seq_event_t* event);
508 explicit TextEvent(
const QString& text,
const int textType = 1);
510 TextEvent(
const unsigned int datalen,
char* dataptr);
532 explicit SystemEvent(
const snd_seq_event_type_t type);
551 QueueControlEvent(
const snd_seq_event_type_t type,
const int queue,
const int value);
628 ValueEvent(
const snd_seq_event_type_t type,
const int val);
744 virtual PortEvent* clone()
const override;
754 friend class MidiClient;
767 const snd_seq_addr_t*
getDest();
771 const snd_seq_timestamp_t*
getTime();
774 void setDest(
const snd_seq_addr_t* dest);
778 void setTime(
const snd_seq_timestamp_t* time);
781 snd_seq_remove_events_t* m_Info;
795 long decode(
unsigned char *buf,
797 const snd_seq_event_t *ev);
798 long encode(
const unsigned char *buf,
800 snd_seq_event_t *ev);
802 snd_seq_event_t *ev);
808 snd_midi_event_t* m_Info;
The QEvent class is the base class of all event classes.
The QObject class is the base class of all Qt objects.
Event representing a MIDI channel pressure or after-touch event.
ChanPressEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
void setValue(const int v)
Sets the channel aftertouch value.
int getValue() const
Gets the channel aftertouch value.
ChanPressEvent()
Default constructor.
Base class for the events having a Channel property.
void setChannel(const MidiByte c)
Sets the channel of the event.
ChannelEvent()
Default constructor.
ChannelEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
int getChannel() const
Gets the event's channel.
ALSA Event representing a change on some ALSA sequencer client on the system.
ClientEvent()
Default constructor.
int getClient() const
Gets the client number.
ClientEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
Event representing a MIDI control change event.
uint getParam() const
Gets the controller event's parameter.
ControllerEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
void setParam(const uint p)
Sets the controller event's parameter.
void setValue(const int v)
Sets the controller event's value.
ControllerEvent()
Default constructor.
int getValue() const
Gets the controller event's value.
Base class for the events having Key and Velocity properties.
int getKey() const
Gets the MIDI note of this event.
KeyEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
void setKey(const MidiByte b)
Sets the MIDI note of this event.
KeyEvent()
Default constructor.
void setVelocity(const MidiByte b)
Sets the note velocity of this event.
int getVelocity() const
Gets the note velocity of this event.
Event representing a MIDI key pressure, or polyphonic after-touch event.
KeyPressEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
KeyPressEvent()
Default constructor.
void init()
CODEC initialization.
long encode(const unsigned char *buf, long count, snd_seq_event_t *ev)
Encode from byte stream.
void resetEncoder()
Reset MIDI encode parser.
void resizeBuffer(int bufsize)
Resize the CODEC buffer.
void enableRunningStatus(bool enable)
Enable MIDI running status (command merge)
MidiCodec(int bufsize, QObject *parent=nullptr)
MidiCodec constructor.
long decode(unsigned char *buf, long count, const snd_seq_event_t *ev)
Decode from event to bytes.
void resetDecoder()
Reset MIDI decode parser.
Class representing a note event with duration.
NoteEvent()
Default constructor.
void setDuration(const ulong d)
Sets the note's duration.
ulong getDuration() const
Gets the note's duration.
NoteEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
Event representing a note-off MIDI event.
NoteOffEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
NoteOffEvent()
Default constructor.
Event representing a note-on MIDI event.
NoteOnEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
NoteOnEvent()
Default constructor.
Event representing a MIDI bender, or pitch wheel event.
PitchBendEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
void setValue(const int v)
Sets the MIDI pitch bend value, zero centered from -8192 to 8191.
int getValue() const
Gets the MIDI pitch bend value, zero centered from -8192 to 8191.
PitchBendEvent()
Default constructor.
ALSA Event representing a change on some ALSA sequencer port on the system.
PortEvent()
Default constructor.
PortEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
int getPort() const
Gets the port number.
Event representing a MIDI program change event.
void setValue(const int v)
Sets the MIDI program number.
ProgramChangeEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
ProgramChangeEvent()
Default constructor.
int getValue() const
Gets the MIDI program number.
ALSA Event representing a queue control command.
QueueControlEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
void setSkewValue(const uint val)
Sets the skew value.
void setTickTime(const snd_seq_tick_time_t t)
Sets the musical time in ticks.
uint getPosition() const
Gets the queue position.
uint getSkewBase() const
Gets the skew base.
void setSkewBase(const uint base)
Sets the skew base, should be 65536.
snd_seq_tick_time_t getTickTime() const
Gets the musical time in ticks.
int getQueue() const
Gets the queue number.
void setQueue(const uchar q)
Sets the queue number.
uint getSkewValue() const
Gets the skew value.
int getValue() const
Gets the event's value.
void setPosition(const uint pos)
Sets the queue position.
QueueControlEvent()
Default constructor.
void setValue(const int val)
Sets the event's value.
int getSizeOfInfo() const
Gets the allocated size of the ALSA remove events object.
void setEventType(int type)
Sets the event type.
void setTag(int tag)
Sets the numeric tag.
RemoveEvents & operator=(const RemoveEvents &other)
Assignment operator.
const snd_seq_timestamp_t * getTime()
Gets the timestamp.
RemoveEvents()
Default constructor.
int getQueue()
Gets the queue number.
void setCondition(unsigned int cond)
Sets the flags of the conditional event's removal.
void setQueue(int queue)
Sets the queue number.
void setTime(const snd_seq_timestamp_t *time)
Sets the timestamp.
void setChannel(int chan)
Gets the MIDI channel.
int getEventType()
Gets the event type.
RemoveEvents * clone()
Create a new object copied from this object and return a pointer to the copy.
void setDest(const snd_seq_addr_t *dest)
Set the destination address.
int getTag()
Gets the numeric tag.
const snd_seq_addr_t * getDest()
Gets the destination.
int getChannel()
Gets the MIDI channel.
unsigned int getCondition()
Gets the condition.
Base class for the event's hierarchy.
snd_seq_event_t m_event
ALSA sequencer event record.
snd_seq_event_t * getHandle()
Gets the handle of the event.
void setSequencerType(const snd_seq_event_type_t eventType)
Sets the event's ALSA sequencer type.
unsigned char getSourceClient() const
Gets the source client id.
unsigned int getRealTimeSecs() const
Gets the seconds of the event's real time.
unsigned char getTag() const
Gets the tag of the event.
snd_seq_tick_time_t getTick() const
Gets the tick time of the event.
unsigned char getSourcePort() const
Gets the source port id.
SequencerEvent()
Default constructor.
SequencerEvent & operator=(const SequencerEvent &other)
Assignment operator.
snd_seq_event_type_t getSequencerType() const
Gets the sequencer event type.
unsigned int getRealTimeNanos() const
Gets the nanoseconds of the event's real time.
ALSA Event representing a subscription between two ALSA clients and ports.
bool subscribed() const
Returns true if the event was a subscribed port.
SubscriptionEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
int getDestClient() const
Gets the destination client number.
int getDestPort() const
Gets the destination port number.
SubscriptionEvent()
Default constructor.
int getSenderClient() const
Gets the sender client number.
int getSenderPort() const
Gets the sender port number.
bool unsubscribed() const
Returns true if the event was an unsubscribed port.
SysExEvent & operator=(const SysExEvent &other)
Assignment operator.
SysExEvent()
Default constructor.
virtual SysExEvent * clone() const override
Clone this object returning a pointer to the new object.
SystemEvent()
Default constructor.
SystemEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
ALSA Event representing a tempo change for an ALSA queue.
TempoEvent()
Default constructor.
TempoEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
TextEvent()
Default constructor.
virtual TextEvent * clone() const override
Clone this object returning a pointer to the new object.
TextEvent & operator=(const TextEvent &other)
Assignment operator.
QString getText() const
Gets the event's text content.
int getTextType() const
Gets the event's SMF text type.
Generic event having a value property.
ValueEvent(const snd_seq_event_t *event)
Constructor from an ALSA event record.
void setValue(const int v)
Sets the event's value.
ValueEvent()
Default constructor.
int getValue() const
Gets the event's value.
Base class for variable length events.
unsigned int getLength() const
Gets the data length.
VariableEvent & operator=(const VariableEvent &other)
Assignment operator.
const char * getData() const
Gets the data pointer.
VariableEvent()
Default constructor.
QString typeOfEvent(const SequencerEvent &v)
typeOfEvent returns a QString representing the type of the event
QDebug operator<<(QDebug d, const SequencerEvent &event)
operator << outputs a SequencerEvent instance reference to a QDebug stream
quint8 MidiByte
8-bit unsigned number to be used as a MIDI message parameter
const QEvent::Type SequencerEventType
Constant SequencerEventType is the QEvent::type() of any SequencerEvent object to be used to check th...
Drumstick ALSA library wrapper.