AgsCoreAudioMidiin

AgsCoreAudioMidiin — Input from sequencer

Stability Level

Stable, unless otherwise indicated

Functions

Properties

gpointer attack Read
double bpm Read / Write
gpointer buffer Read
AgsCoreAudioClient * core-audio-client Read / Write
AgsCoreAudioPort * core-audio-port Read / Write
double delay-factor Read / Write
char * device Read / Write

Types and Values

Object Hierarchy

    GFlags
    ╰── AgsCoreAudioMidiinFlags
    GObject
    ╰── AgsCoreAudioMidiin

Includes

#include <ags/audio/core-audio/ags_core_audio_midiin.h>

Description

AgsCoreAudioMidiin represents a sequencer and supports midi input.

Functions

AGS_CORE_AUDIO_MIDIIN_GET_OBJ_MUTEX()

#define AGS_CORE_AUDIO_MIDIIN_GET_OBJ_MUTEX(obj) (&(((AgsCoreAudioMidiin *) obj)->obj_mutex))

ags_core_audio_midiin_error_quark ()

GQuark
ags_core_audio_midiin_error_quark ();

ags_core_audio_midiin_test_flags ()

gboolean
ags_core_audio_midiin_test_flags (AgsCoreAudioMidiin *core_audio_midiin,
                                  AgsCoreAudioMidiinFlags flags);

Test flags to be set on core_audio_midiin .

Parameters

core_audio_midiin

the AgsCoreAudioMidiin

 

flags

the flags

 

Returns

TRUE if flags are set, else FALSE

Since: 3.0.0


ags_core_audio_midiin_set_flags ()

void
ags_core_audio_midiin_set_flags (AgsCoreAudioMidiin *core_audio_midiin,
                                 AgsCoreAudioMidiinFlags flags);

Enable a feature of core_audio_midiin .

Parameters

core_audio_midiin

the AgsCoreAudioMidiin

 

flags

see AgsCoreAudioMidiinFlags

 

Since: 3.0.0


ags_core_audio_midiin_unset_flags ()

void
ags_core_audio_midiin_unset_flags (AgsCoreAudioMidiin *core_audio_midiin,
                                   AgsCoreAudioMidiinFlags flags);

Disable a feature of core_audio_midiin .

Parameters

core_audio_midiin

the AgsCoreAudioMidiin

 

flags

see AgsCoreAudioMidiinFlags

 

Since: 3.0.0


ags_core_audio_midiin_switch_buffer_flag ()

void
ags_core_audio_midiin_switch_buffer_flag
                               (AgsCoreAudioMidiin *core_audio_midiin);

The buffer flag indicates the currently recorded buffer.

Parameters

core_audio_midiin

the AgsCoreAudioMidiin

 

Since: 3.0.0


ags_core_audio_midiin_new ()

AgsCoreAudioMidiin *
ags_core_audio_midiin_new ();

Creates a new instance of AgsCoreAudioMidiin.

Returns

a new AgsCoreAudioMidiin

Since: 3.0.0

Types and Values

AGS_CORE_AUDIO_MIDIIN_DEFAULT_BUFFER_SIZE

#define AGS_CORE_AUDIO_MIDIIN_DEFAULT_BUFFER_SIZE (256)

enum AgsCoreAudioMidiinFlags

Enum values to control the behavior or indicate internal state of AgsCoreAudioMidiin by enable/disable as flags.

Members

AGS_CORE_AUDIO_MIDIIN_INITIALIZED

recording is initialized

 

AGS_CORE_AUDIO_MIDIIN_START_RECORD

just started recording

 

AGS_CORE_AUDIO_MIDIIN_RECORD

is recording

 

AGS_CORE_AUDIO_MIDIIN_SHUTDOWN

stop recording

 

AGS_CORE_AUDIO_MIDIIN_NONBLOCKING

do non-blocking calls

 

AGS_CORE_AUDIO_MIDIIN_ATTACK_FIRST

use first attack, instead of second one

 

enum AgsCoreAudioMidiinAppBufferMode

Enum values to indicate internal state of AgsCoreAudioMidiin application buffer by setting mode.

Members

AGS_CORE_AUDIO_MIDIIN_APP_BUFFER_0

ring-buffer 0

 

AGS_CORE_AUDIO_MIDIIN_APP_BUFFER_1

ring-buffer 1

 

AGS_CORE_AUDIO_MIDIIN_APP_BUFFER_2

ring-buffer 2

 

AGS_CORE_AUDIO_MIDIIN_APP_BUFFER_3

ring-buffer 3

 

enum AgsCoreAudioMidiinSyncFlags

Enum values to control the synchronization between soundcard and client.

Members

AGS_CORE_AUDIO_MIDIIN_PASS_THROUGH

do not sync

 

AGS_CORE_AUDIO_MIDIIN_INITIAL_CALLBACK

initial callback

 

AGS_CORE_AUDIO_MIDIIN_CALLBACK_WAIT

sync wait, soundcard conditional lock

 

AGS_CORE_AUDIO_MIDIIN_CALLBACK_DONE

sync done, soundcard conditional lock

 

AGS_CORE_AUDIO_MIDIIN_CALLBACK_FINISH_WAIT

sync wait, client conditional lock

 

AGS_CORE_AUDIO_MIDIIN_CALLBACK_FINISH_DONE

sync done, client conditional lock

 

AGS_CORE_AUDIO_MIDIIN_DO_SYNC

do synchronize

 

AGS_CORE_AUDIO_MIDIIN_ERROR

#define AGS_CORE_AUDIO_MIDIIN_ERROR (ags_core_audio_midiin_error_quark())

enum AgsCoreAudioMidiinError

Members

AGS_CORE_AUDIO_MIDIIN_ERROR_LOCKED_SOUNDCARD

   

Property Details

The “attack” property

  “attack”                   gpointer

Attack of the buffer

Owner: AgsCoreAudioMidiin

Flags: Read

Since: 3.0.0


The “bpm” property

  “bpm”                      double

Beats per minute

Owner: AgsCoreAudioMidiin

Flags: Read / Write

Allowed values: [1,240]

Default value: 120

Since: 3.0.0


The “buffer” property

  “buffer”                   gpointer

The buffer

Owner: AgsCoreAudioMidiin

Flags: Read

Since: 3.0.0


The “core-audio-client” property

  “core-audio-client”        AgsCoreAudioClient *

The assigned AgsCoreAudioClient

Owner: AgsCoreAudioMidiin

Flags: Read / Write

Since: 3.0.0


The “core-audio-port” property

  “core-audio-port”          AgsCoreAudioPort *

The assigned AgsCoreAudioPort

Owner: AgsCoreAudioMidiin

Flags: Read / Write

Since: 3.0.0


The “delay-factor” property

  “delay-factor”             double

tact

Owner: AgsCoreAudioMidiin

Flags: Read / Write

Allowed values: [0,16]

Default value: 1

Since: 3.0.0


The “device” property

  “device”                   char *

The core audio sequencer indentifier

Owner: AgsCoreAudioMidiin

Flags: Read / Write

Default value: "hw:0"

Since: 3.0.0