AgsGstreamerDevin

AgsGstreamerDevin — Input from soundcard

Functions

#define AGS_GSTREAMER_DEVIN_GET_OBJ_MUTEX()
GQuark ags_gstreamer_devin_error_quark ()
gboolean ags_gstreamer_devin_test_flags ()
void ags_gstreamer_devin_set_flags ()
void ags_gstreamer_devin_unset_flags ()
void ags_gstreamer_devin_switch_buffer_flag ()
void ags_gstreamer_devin_adjust_delay_and_attack ()
void ags_gstreamer_devin_realloc_buffer ()
AgsGstreamerDevin * ags_gstreamer_devin_new ()
#define AGS_GSTREAMER_DEVIN()
#define AGS_GSTREAMER_DEVIN_CLASS()
#define AGS_GSTREAMER_DEVIN_GET_CLASS()
#define AGS_IS_GSTREAMER_DEVIN()
#define AGS_IS_GSTREAMER_DEVIN_CLASS()
GType ags_gstreamer_devin_get_type ()

Properties

gpointer attack Read
double bpm Read / Write
gpointer buffer Read
guint buffer-size Read / Write
double delay-factor Read / Write
char * device Read / Write
guint dsp-channels Read / Write
guint format Read / Write
AgsGstreamerClient * gstreamer-client Read / Write
gpointer gstreamer-port Read / Write
guint pcm-channels Read / Write
guint samplerate Read / Write

Types and Values

enum AgsGstreamerDevinFlags
enum AgsGstreamerDevinSyncFlags
#define AGS_GSTREAMER_DEVIN_ERROR
enum AgsGstreamerDevinError
#define AGS_TYPE_GSTREAMER_DEVIN
struct AgsGstreamerDevin
struct AgsGstreamerDevinClass

Object Hierarchy

    GObject
    ╰── AgsGstreamerDevin

Implemented Interfaces

AgsGstreamerDevin implements AgsConnectable and AgsSoundcard.

Includes

#include <ags/audio/gstreamer/ags_gstreamer_devin.h>

Description

AgsGstreamerDevin represents a soundcard and supports input.

Functions

AGS_GSTREAMER_DEVIN_GET_OBJ_MUTEX()

#define AGS_GSTREAMER_DEVIN_GET_OBJ_MUTEX(obj) (&(((AgsGstreamerDevin *) obj)->obj_mutex))

ags_gstreamer_devin_error_quark ()

GQuark
ags_gstreamer_devin_error_quark ();

ags_gstreamer_devin_test_flags ()

gboolean
ags_gstreamer_devin_test_flags (AgsGstreamerDevin *gstreamer_devin,
                                guint flags);

Test flags to be set on gstreamer_devin .

Parameters

gstreamer_devin

the AgsGstreamerDevin

  

flags

the flags

  

Returns

TRUE if flags are set, else FALSE

Since: 3.6.0

ags_gstreamer_devin_set_flags ()

void
ags_gstreamer_devin_set_flags (AgsGstreamerDevin *gstreamer_devin,
                               guint flags);

Enable a feature of gstreamer_devin .

Parameters

gstreamer_devin

the AgsGstreamerDevin

  

flags

see AgsGstreamerDevinFlags

  

Since: 3.6.0

ags_gstreamer_devin_unset_flags ()

void
ags_gstreamer_devin_unset_flags (AgsGstreamerDevin *gstreamer_devin,
                                 guint flags);

Disable a feature of gstreamer_devin .

Parameters

gstreamer_devin

the AgsGstreamerDevin

  

flags

see AgsGstreamerDevinFlags

  

Since: 3.6.0

ags_gstreamer_devin_switch_buffer_flag ()

void
ags_gstreamer_devin_switch_buffer_flag
                               (AgsGstreamerDevin *gstreamer_devin);

The buffer flag indicates the currently played buffer.

Parameters

gstreamer_devin

an AgsGstreamerDevin

  

Since: 3.6.0

ags_gstreamer_devin_adjust_delay_and_attack ()

void
ags_gstreamer_devin_adjust_delay_and_attack
                               (AgsGstreamerDevin *gstreamer_devin);

Calculate delay and attack and reset it.

Parameters

gstreamer_devin

the AgsGstreamerDevin

  

Since: 3.6.0

ags_gstreamer_devin_realloc_buffer ()

void
ags_gstreamer_devin_realloc_buffer (AgsGstreamerDevin *gstreamer_devin);

Reallocate the internal audio buffer.

Parameters

gstreamer_devin

the AgsGstreamerDevin

  

Since: 3.6.0

ags_gstreamer_devin_new ()

AgsGstreamerDevin *
ags_gstreamer_devin_new ();

Creates a new instance of AgsGstreamerDevin.

Returns

the new AgsGstreamerDevin

Since: 3.6.0

AGS_GSTREAMER_DEVIN()

#define AGS_GSTREAMER_DEVIN(obj)                (G_TYPE_CHECK_INSTANCE_CAST((obj), AGS_TYPE_GSTREAMER_DEVIN, AgsGstreamerDevin))

AGS_GSTREAMER_DEVIN_CLASS()

#define AGS_GSTREAMER_DEVIN_CLASS(class)        (G_TYPE_CHECK_CLASS_CAST(class, AGS_TYPE_GSTREAMER_DEVIN, AgsGstreamerDevin))

AGS_GSTREAMER_DEVIN_GET_CLASS()

#define AGS_GSTREAMER_DEVIN_GET_CLASS(obj)      (G_TYPE_INSTANCE_GET_CLASS(obj, AGS_TYPE_GSTREAMER_DEVIN, AgsGstreamerDevinClass))

AGS_IS_GSTREAMER_DEVIN()

#define AGS_IS_GSTREAMER_DEVIN(obj)             (G_TYPE_CHECK_INSTANCE_TYPE ((obj), AGS_TYPE_GSTREAMER_DEVIN))

AGS_IS_GSTREAMER_DEVIN_CLASS()

#define AGS_IS_GSTREAMER_DEVIN_CLASS(class)     (G_TYPE_CHECK_CLASS_TYPE ((class), AGS_TYPE_GSTREAMER_DEVIN))

ags_gstreamer_devin_get_type ()

GType
ags_gstreamer_devin_get_type ();

Types and Values

enum AgsGstreamerDevinFlags

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

Members

AGS_GSTREAMER_DEVIN_ADDED_TO_REGISTRY

the GSTREAMER devin was added to registry, see AgsConnectable::add_to_registry()

  

AGS_GSTREAMER_DEVIN_CONNECTED

indicates the GSTREAMER devin was connected by calling AgsConnectable::connect()

  

AGS_GSTREAMER_DEVIN_BUFFER0

ring-buffer 0

  

AGS_GSTREAMER_DEVIN_BUFFER1

ring-buffer 1

  

AGS_GSTREAMER_DEVIN_BUFFER2

ring-buffer 2

  

AGS_GSTREAMER_DEVIN_BUFFER3

ring-buffer 3

  

AGS_GSTREAMER_DEVIN_BUFFER4

ring-buffer 4

  

AGS_GSTREAMER_DEVIN_BUFFER5

ring-buffer 5

  

AGS_GSTREAMER_DEVIN_BUFFER6

ring-buffer 6

  

AGS_GSTREAMER_DEVIN_BUFFER7

ring-buffer 7

  

AGS_GSTREAMER_DEVIN_ATTACK_FIRST

use first attack, instead of second one

  

AGS_GSTREAMER_DEVIN_RECORD

do capture

  

AGS_GSTREAMER_DEVIN_SHUTDOWN

stop capture

  

AGS_GSTREAMER_DEVIN_START_RECORD

capture starting

  

AGS_GSTREAMER_DEVIN_NONBLOCKING

do non-blocking calls

  

AGS_GSTREAMER_DEVIN_INITIALIZED

the soundcard was initialized

  

enum AgsGstreamerDevinSyncFlags

Enum values to control the synchronization between soundcard and client.

Members

AGS_GSTREAMER_DEVIN_PASS_THROUGH

do not sync

  

AGS_GSTREAMER_DEVIN_INITIAL_CALLBACK

initial callback

  

AGS_GSTREAMER_DEVIN_CALLBACK_WAIT

sync wait, soundcard conditional lock

  

AGS_GSTREAMER_DEVIN_CALLBACK_DONE

sync done, soundcard conditional lock

  

AGS_GSTREAMER_DEVIN_CALLBACK_FINISH_WAIT

sync wait, client conditional lock

  

AGS_GSTREAMER_DEVIN_CALLBACK_FINISH_DONE

sync done, client conditional lock

  

AGS_GSTREAMER_DEVIN_ERROR

#define AGS_GSTREAMER_DEVIN_ERROR (ags_gstreamer_devin_error_quark())

enum AgsGstreamerDevinError

Members

AGS_GSTREAMER_DEVIN_ERROR_LOCKED_SOUNDCARD

    

AGS_TYPE_GSTREAMER_DEVIN

#define AGS_TYPE_GSTREAMER_DEVIN                (ags_gstreamer_devin_get_type())

struct AgsGstreamerDevin

struct AgsGstreamerDevin;

struct AgsGstreamerDevinClass

struct AgsGstreamerDevinClass {
  GObjectClass gobject;
};

Property Details

The “attack” property

  “attack”                   gpointer

Attack of the buffer

Owner: AgsGstreamerDevin

Flags: Read

Since: 3.6.0

The “bpm” property

  “bpm”                      double

Beats per minute

Owner: AgsGstreamerDevin

Flags: Read / Write

Allowed values: [1,240]

Default value: 120

Since: 3.6.0

The “buffer” property

  “buffer”                   gpointer

The buffer

Owner: AgsGstreamerDevin

Flags: Read

Since: 3.6.0

The “buffer-size” property

  “buffer-size”              guint

The buffer size

Owner: AgsGstreamerDevin

Flags: Read / Write

Allowed values: [1,44100]

Default value: 940

Since: 3.6.0

The “delay-factor” property

  “delay-factor”             double

tact

Owner: AgsGstreamerDevin

Flags: Read / Write

Allowed values: [0,16]

Default value: 1

Since: 3.6.0

The “device” property

  “device”                   char *

The gstreamer soundcard indentifier

Owner: AgsGstreamerDevin

Flags: Read / Write

Default value: "ags-gstreamer-devin-0"

Since: 3.6.0

The “dsp-channels” property

  “dsp-channels”             guint

The dsp channel count

Owner: AgsGstreamerDevin

Flags: Read / Write

Allowed values: [1,64]

Default value: 2

Since: 3.6.0

The “format” property

  “format”                   guint

The precision of the buffer

Owner: AgsGstreamerDevin

Flags: Read / Write

Allowed values: [1,64]

Default value: 16

Since: 3.6.0

The “gstreamer-client” property

  “gstreamer-client”         AgsGstreamerClient *

The assigned AgsGstreamerClient

Owner: AgsGstreamerDevin

Flags: Read / Write

Since: 3.6.0

The “gstreamer-port” property

  “gstreamer-port”           gpointer

The assigned AgsGstreamerPort

Owner: AgsGstreamerDevin

Flags: Read / Write

Since: 3.6.0

The “pcm-channels” property

  “pcm-channels”             guint

The pcm channel count

Owner: AgsGstreamerDevin

Flags: Read / Write

Allowed values: [1,64]

Default value: 2

Since: 3.6.0

The “samplerate” property

  “samplerate”               guint

The samplerate

Owner: AgsGstreamerDevin

Flags: Read / Write

Allowed values: [8000,96000]

Default value: 44100

Since: 3.6.0

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