AgsJackDevout: Advanced Gtk+ Sequencer Audio Reference Manual

Stability Level

Stable, unless otherwise indicated

Functions

#define	AGS_JACK_DEVOUT_GET_OBJ_MUTEX()
GQuark	ags_jack_devout_error_quark ()
gboolean	ags_jack_devout_test_flags ()
void	ags_jack_devout_set_flags ()
void	ags_jack_devout_unset_flags ()
void	ags_jack_devout_switch_buffer_flag ()
void	ags_jack_devout_adjust_delay_and_attack ()
void	ags_jack_devout_realloc_buffer ()
AgsJackDevout *	ags_jack_devout_new ()

Types and Values

enum	AgsJackDevoutFlags
enum	AgsJackDevoutSyncFlags
#define	AGS_JACK_DEVOUT_ERROR
enum	AgsJackDevoutError

Includes

#include <ags/audio/jack/ags_jack_devout.h>

Description

AgsJackDevout represents a soundcard and supports output.

Functions

AGS_JACK_DEVOUT_GET_OBJ_MUTEX()

#define AGS_JACK_DEVOUT_GET_OBJ_MUTEX(obj) (&(((AgsJackDevout *) obj)->obj_mutex))

ags_jack_devout_error_quark ()

GQuark
ags_jack_devout_error_quark ();

ags_jack_devout_test_flags ()

gboolean
ags_jack_devout_test_flags (AgsJackDevout *jack_devout,
                            guint flags);

Test flags to be set on jack_devout .

Parameters

jack_devout	the AgsJackDevout
flags	the flags

Returns

TRUE if flags are set, else FALSE

Since: 3.0.0

ags_jack_devout_set_flags ()

void
ags_jack_devout_set_flags (AgsJackDevout *jack_devout,
                           guint flags);

Enable a feature of jack_devout .

Parameters

jack_devout	the AgsJackDevout
flags	see AgsJackDevoutFlags

Since: 3.0.0

ags_jack_devout_unset_flags ()

void
ags_jack_devout_unset_flags (AgsJackDevout *jack_devout,
                             guint flags);

Disable a feature of jack_devout .

Parameters

jack_devout	the AgsJackDevout
flags	see AgsJackDevoutFlags

Since: 3.0.0

ags_jack_devout_switch_buffer_flag ()

void
ags_jack_devout_switch_buffer_flag (AgsJackDevout *jack_devout);

The buffer flag indicates the currently played buffer.

Parameters

jack_devout

an AgsJackDevout

Since: 3.0.0

ags_jack_devout_adjust_delay_and_attack ()

void
ags_jack_devout_adjust_delay_and_attack
                               (AgsJackDevout *jack_devout);

Calculate delay and attack and reset it.

Parameters

jack_devout

the AgsJackDevout

Since: 3.0.0

ags_jack_devout_realloc_buffer ()

void
ags_jack_devout_realloc_buffer (AgsJackDevout *jack_devout);

Reallocate the internal audio buffer.

Parameters

jack_devout

the AgsJackDevout

Since: 3.0.0

ags_jack_devout_new ()

AgsJackDevout *
ags_jack_devout_new ();

Creates a new instance of AgsJackDevout.

Returns

the new AgsJackDevout

Since: 3.0.0

Types and Values

enum AgsJackDevoutFlags

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

Members

AGS_JACK_DEVOUT_ADDED_TO_REGISTRY	the JACK devout was added to registry, see `AgsConnectable::add_to_registry()`
AGS_JACK_DEVOUT_CONNECTED	indicates the JACK devout was connected by calling `AgsConnectable::connect()`
AGS_JACK_DEVOUT_BUFFER0	ring-buffer 0
AGS_JACK_DEVOUT_BUFFER1	ring-buffer 1
AGS_JACK_DEVOUT_BUFFER2	ring-buffer 2
AGS_JACK_DEVOUT_BUFFER3	ring-buffer 3
AGS_JACK_DEVOUT_ATTACK_FIRST	use first attack, instead of second one
AGS_JACK_DEVOUT_PLAY	do playback
AGS_JACK_DEVOUT_SHUTDOWN	stop playback
AGS_JACK_DEVOUT_START_PLAY	playback starting
AGS_JACK_DEVOUT_NONBLOCKING	do non-blocking calls
AGS_JACK_DEVOUT_INITIALIZED	the soundcard was initialized

enum AgsJackDevoutSyncFlags

Enum values to control the synchronization between soundcard and client.

Members

AGS_JACK_DEVOUT_PASS_THROUGH	do not sync
AGS_JACK_DEVOUT_INITIAL_CALLBACK	initial callback
AGS_JACK_DEVOUT_CALLBACK_WAIT	sync wait, soundcard conditional lock
AGS_JACK_DEVOUT_CALLBACK_DONE	sync done, soundcard conditional lock
AGS_JACK_DEVOUT_CALLBACK_FINISH_WAIT	sync wait, client conditional lock
AGS_JACK_DEVOUT_CALLBACK_FINISH_DONE	sync done, client conditional lock

AGS_JACK_DEVOUT_ERROR

#define AGS_JACK_DEVOUT_ERROR (ags_jack_devout_error_quark())

enum AgsJackDevoutError

Members

AGS_JACK_DEVOUT_ERROR_LOCKED_SOUNDCARD