AgsPulseDevin

AgsPulseDevin — Input from soundcard

Stability Level

Stable, unless otherwise indicated

Functions

#define AGS_PULSE_DEVIN_GET_OBJ_MUTEX()
GQuark ags_pulse_devin_error_quark ()
gboolean ags_pulse_devin_test_flags ()
void ags_pulse_devin_set_flags ()
void ags_pulse_devin_unset_flags ()
void ags_pulse_devin_switch_buffer_flag ()
void ags_pulse_devin_adjust_delay_and_attack ()
void ags_pulse_devin_realloc_buffer ()
AgsPulseDevin * ags_pulse_devin_new ()

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
guint pcm-channels Read / Write
AgsPulseClient * pulse-client Read / Write
gpointer pulse-port Read / Write
guint samplerate Read / Write

Types and Values

#define AGS_PULSE_DEVIN_DEFAULT_APP_BUFFER_SIZE
enum AgsPulseDevinFlags
enum AgsPulseDevinAppBufferMode
enum AgsPulseDevinSyncFlags
#define AGS_PULSE_DEVIN_ERROR
enum AgsPulseDevinError

Object Hierarchy

    GFlags
    ╰── AgsPulseDevinFlags
    GObject
    ╰── AgsPulseDevin

Includes

#include <ags/audio/pulse/ags_pulse_devin.h>

Description

AgsPulseDevin represents a soundcard and supports input.

Functions

AGS_PULSE_DEVIN_GET_OBJ_MUTEX()

#define AGS_PULSE_DEVIN_GET_OBJ_MUTEX(obj) (&(((AgsPulseDevin *) obj)->obj_mutex))

ags_pulse_devin_error_quark ()

GQuark
ags_pulse_devin_error_quark ();

ags_pulse_devin_test_flags ()

gboolean
ags_pulse_devin_test_flags (AgsPulseDevin *pulse_devin,
                            AgsPulseDevinFlags flags);

Test flags to be set on pulse_devin .

Parameters

pulse_devin

the AgsPulseDevin

  

flags

the flags

  

Returns

TRUE if flags are set, else FALSE

Since: 3.0.0

ags_pulse_devin_set_flags ()

void
ags_pulse_devin_set_flags (AgsPulseDevin *pulse_devin,
                           AgsPulseDevinFlags flags);

Enable a feature of pulse_devin .

Parameters

pulse_devin

the AgsPulseDevin

  

flags

see AgsPulseDevinFlags

  

Since: 3.0.0

ags_pulse_devin_unset_flags ()

void
ags_pulse_devin_unset_flags (AgsPulseDevin *pulse_devin,
                             AgsPulseDevinFlags flags);

Disable a feature of pulse_devin .

Parameters

pulse_devin

the AgsPulseDevin

  

flags

see AgsPulseDevinFlags

  

Since: 3.0.0

ags_pulse_devin_switch_buffer_flag ()

void
ags_pulse_devin_switch_buffer_flag (AgsPulseDevin *pulse_devin);

The buffer flag indicates the currently played buffer.

Parameters

pulse_devin

an AgsPulseDevin

  

Since: 3.0.0

ags_pulse_devin_adjust_delay_and_attack ()

void
ags_pulse_devin_adjust_delay_and_attack
                               (AgsPulseDevin *pulse_devin);

Calculate delay and attack and reset it.

Parameters

pulse_devin

the AgsPulseDevin

  

Since: 3.0.0

ags_pulse_devin_realloc_buffer ()

void
ags_pulse_devin_realloc_buffer (AgsPulseDevin *pulse_devin);

Reallocate the internal audio buffer.

Parameters

pulse_devin

the AgsPulseDevin

  

Since: 3.0.0

ags_pulse_devin_new ()

AgsPulseDevin *
ags_pulse_devin_new ();

Creates a new instance of AgsPulseDevin.

Returns

the new AgsPulseDevin

Since: 3.0.0

Types and Values

AGS_PULSE_DEVIN_DEFAULT_APP_BUFFER_SIZE

#define AGS_PULSE_DEVIN_DEFAULT_APP_BUFFER_SIZE (8)

enum AgsPulseDevinFlags

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

Members

AGS_PULSE_DEVIN_INITIALIZED

the soundcard was initialized

  

AGS_PULSE_DEVIN_START_RECORD

capture starting

  

AGS_PULSE_DEVIN_RECORD

do capture

  

AGS_PULSE_DEVIN_SHUTDOWN

stop capture

  

AGS_PULSE_DEVIN_NONBLOCKING

do non-blocking calls

  

AGS_PULSE_DEVIN_ATTACK_FIRST

use first attack, instead of second one

  

enum AgsPulseDevinAppBufferMode

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

Members

AGS_PULSE_DEVIN_APP_BUFFER_0

ring-buffer 0

  

AGS_PULSE_DEVIN_APP_BUFFER_1

ring-buffer 1

  

AGS_PULSE_DEVIN_APP_BUFFER_2

ring-buffer 2

  

AGS_PULSE_DEVIN_APP_BUFFER_3

ring-buffer 3

  

AGS_PULSE_DEVIN_APP_BUFFER_4

ring-buffer 4

  

AGS_PULSE_DEVIN_APP_BUFFER_5

ring-buffer 5

  

AGS_PULSE_DEVIN_APP_BUFFER_6

ring-buffer 6

  

AGS_PULSE_DEVIN_APP_BUFFER_7

ring-buffer 7

  

enum AgsPulseDevinSyncFlags

Enum values to control the synchronization between soundcard and client.

Members

AGS_PULSE_DEVIN_PASS_THROUGH

do not sync

  

AGS_PULSE_DEVIN_INITIAL_CALLBACK

initial callback

  

AGS_PULSE_DEVIN_CALLBACK_WAIT

sync wait, soundcard conditional lock

  

AGS_PULSE_DEVIN_CALLBACK_DONE

sync done, soundcard conditional lock

  

AGS_PULSE_DEVIN_CALLBACK_FINISH_WAIT

sync wait, client conditional lock

  

AGS_PULSE_DEVIN_CALLBACK_FINISH_DONE

sync done, client conditional lock

  

AGS_PULSE_DEVIN_ERROR

#define AGS_PULSE_DEVIN_ERROR (ags_pulse_devin_error_quark())

enum AgsPulseDevinError

Members

AGS_PULSE_DEVIN_ERROR_LOCKED_SOUNDCARD

    

Property Details

The “attack” property

  “attack”                   gpointer

Attack of the buffer

Owner: AgsPulseDevin

Flags: Read

Since: 3.0.0

The “bpm” property

  “bpm”                      double

Beats per minute

Owner: AgsPulseDevin

Flags: Read / Write

Allowed values: [1,240]

Default value: 120

Since: 3.0.0

The “buffer” property

  “buffer”                   gpointer

The buffer

Owner: AgsPulseDevin

Flags: Read

Since: 3.0.0

The “buffer-size” property

  “buffer-size”              guint

The buffer size

Owner: AgsPulseDevin

Flags: Read / Write

Allowed values: [16,16384]

Default value: 1024

Since: 3.0.0

The “delay-factor” property

  “delay-factor”             double

tact

Owner: AgsPulseDevin

Flags: Read / Write

Allowed values: [0,16]

Default value: 1

Since: 3.0.0

The “device” property

  “device”                   char *

The pulse soundcard indentifier

Owner: AgsPulseDevin

Flags: Read / Write

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

Since: 3.0.0

The “dsp-channels” property

  “dsp-channels”             guint

The dsp channel count

Owner: AgsPulseDevin

Flags: Read / Write

Allowed values: [1,64]

Default value: 2

Since: 3.0.0

The “format” property

  “format”                   guint

The precision of the buffer

Owner: AgsPulseDevin

Flags: Read / Write

Default value: 16

Since: 3.0.0

The “pcm-channels” property

  “pcm-channels”             guint

The pcm channel count

Owner: AgsPulseDevin

Flags: Read / Write

Allowed values: [1,64]

Default value: 2

Since: 3.0.0

The “pulse-client” property

  “pulse-client”             AgsPulseClient *

The assigned AgsPulseClient

Owner: AgsPulseDevin

Flags: Read / Write

Since: 3.0.0

The “pulse-port” property

  “pulse-port”               gpointer

The assigned AgsPulsePort

Owner: AgsPulseDevin

Flags: Read / Write

Since: 3.0.0

The “samplerate” property

  “samplerate”               guint

The samplerate

Owner: AgsPulseDevin

Flags: Read / Write

Allowed values: [8000,5644800]

Default value: 48000

Since: 3.0.0

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