ags_soundcard_set_device ()

void
ags_soundcard_set_device (AgsSoundcard *soundcard,
                          gchar *card_id);

Set device.

Since: 3.0.0

ags_soundcard_get_device ()

gchar *
ags_soundcard_get_device (AgsSoundcard *soundcard);

Get device.

Since: 3.0.0

ags_soundcard_set_presets ()

void
ags_soundcard_set_presets (AgsSoundcard *soundcard,
                           guint channels,
                           guint rate,
                           guint buffer_size,
                           AgsSoundcardFormat format);

Set presets.

Since: 3.0.0

ags_soundcard_get_presets ()

void
ags_soundcard_get_presets (AgsSoundcard *soundcard,
                           guint *channels,
                           guint *rate,
                           guint *buffer_size,
                           AgsSoundcardFormat *format);

Get presets.

Since: 3.0.0

ags_soundcard_list_cards ()

void
ags_soundcard_list_cards (AgsSoundcard *soundcard,
                          GList **card_id,
                          GList **card_name);

Retrieve card_id and card_name as a list of strings.

Since: 3.0.0

ags_soundcard_pcm_info ()

void
ags_soundcard_pcm_info (AgsSoundcard *soundcard,
                        gchar *card_id,
                        guint *channels_min,
                        guint *channels_max,
                        guint *rate_min,
                        guint *rate_max,
                        guint *buffer_size_min,
                        guint *buffer_size_max,
                        GError **error);

Retrieve detailed information of card_id soundcard.

Since: 3.0.0

ags_soundcard_get_capability ()

AgsSoundcardCapability
ags_soundcard_get_capability (AgsSoundcard *soundcard);

Retrieve AgsSoundcardCapability information.

Since: 3.0.0

ags_soundcard_is_available ()

gboolean
ags_soundcard_is_available (AgsSoundcard *soundcard);

Get available.

Since: 3.0.0

ags_soundcard_is_starting ()

gboolean
ags_soundcard_is_starting (AgsSoundcard *soundcard);

Get starting.

Since: 3.0.0

ags_soundcard_is_playing ()

gboolean
ags_soundcard_is_playing (AgsSoundcard *soundcard);

Get playing.

Since: 3.0.0

ags_soundcard_is_recording ()

gboolean
ags_soundcard_is_recording (AgsSoundcard *soundcard);

Get recording.

Since: 3.0.0

ags_soundcard_get_uptime ()

gchar *
ags_soundcard_get_uptime (AgsSoundcard *soundcard);

Get playback time as string.

Since: 3.0.0

ags_soundcard_play_init ()

void
ags_soundcard_play_init (AgsSoundcard *soundcard,
                         GError **error);

Initializes the soundcard for playback.

Since: 3.0.0

ags_soundcard_play ()

void
ags_soundcard_play (AgsSoundcard *soundcard,
                    GError **error);

Plays the current buffer of soundcard.

Since: 3.0.0

ags_soundcard_record_init ()

void
ags_soundcard_record_init (AgsSoundcard *soundcard,
                           GError **error);

Initializes the soundcard for recordback.

Since: 3.0.0

ags_soundcard_record ()

void
ags_soundcard_record (AgsSoundcard *soundcard,
                      GError **error);

Records the current buffer of soundcard.

Since: 3.0.0

ags_soundcard_stop ()

void
ags_soundcard_stop (AgsSoundcard *soundcard);

Stops the soundcard from playing to it.

Since: 3.0.0

ags_soundcard_tic ()

void
ags_soundcard_tic (AgsSoundcard *soundcard);

Every call to play may generate a tic.

Since: 3.0.0

ags_soundcard_offset_changed ()

void
ags_soundcard_offset_changed (AgsSoundcard *soundcard,
                              guint note_offset);

Callback when counter expires minor note offset.

Since: 3.0.0

ags_soundcard_get_buffer ()

void *
ags_soundcard_get_buffer (AgsSoundcard *soundcard);

Get current playback buffer.

Since: 3.0.0

ags_soundcard_get_next_buffer ()

void *
ags_soundcard_get_next_buffer (AgsSoundcard *soundcard);

Get future playback buffer.

Since: 3.0.0

ags_soundcard_get_prev_buffer ()

void *
ags_soundcard_get_prev_buffer (AgsSoundcard *soundcard);

Get future playback buffer.

Since: 3.0.0

ags_soundcard_lock_buffer ()

void
ags_soundcard_lock_buffer (AgsSoundcard *soundcard,
                           void *buffer);

Lock buffer .

Since: 3.0.0

ags_soundcard_unlock_buffer ()

void
ags_soundcard_unlock_buffer (AgsSoundcard *soundcard,
                             void *buffer);

Unlock buffer .

Since: 3.0.0

ags_soundcard_set_bpm ()

void
ags_soundcard_set_bpm (AgsSoundcard *soundcard,
                       gdouble bpm);

Set current playback bpm.

Since: 3.0.0

ags_soundcard_get_bpm ()

gdouble
ags_soundcard_get_bpm (AgsSoundcard *soundcard);

Get current playback bpm.

Since: 3.0.0

ags_soundcard_set_delay_factor ()

void
ags_soundcard_set_delay_factor (AgsSoundcard *soundcard,
                                gdouble delay_factor);

Set current playback delay factor.

Since: 3.0.0

ags_soundcard_get_delay_factor ()

gdouble
ags_soundcard_get_delay_factor (AgsSoundcard *soundcard);

Get current playback delay factor.

Since: 3.0.0

ags_soundcard_get_absolute_delay ()

gdouble
ags_soundcard_get_absolute_delay (AgsSoundcard *soundcard);

Get current playback delay.

Since: 3.0.0

ags_soundcard_get_delay ()

gdouble
ags_soundcard_get_delay (AgsSoundcard *soundcard);

Get current playback delay.

Since: 3.0.0

ags_soundcard_get_attack ()

guint
ags_soundcard_get_attack (AgsSoundcard *soundcard);

Get current playback attack.

Since: 3.0.0

ags_soundcard_get_delay_counter ()

guint
ags_soundcard_get_delay_counter (AgsSoundcard *soundcard);

Get current playback note offset.

Since: 3.0.0

ags_soundcard_set_start_note_offset ()

void
ags_soundcard_set_start_note_offset (AgsSoundcard *soundcard,
                                     guint start_note_offset);

Set start playback note offset.

Since: 3.0.0

ags_soundcard_get_start_note_offset ()

guint
ags_soundcard_get_start_note_offset (AgsSoundcard *soundcard);

Get start playback note offset.

Since: 3.0.0

ags_soundcard_set_note_offset ()

void
ags_soundcard_set_note_offset (AgsSoundcard *soundcard,
                               guint note_offset);

Set current playback note offset.

Since: 3.0.0

ags_soundcard_get_note_offset ()

guint
ags_soundcard_get_note_offset (AgsSoundcard *soundcard);

Get current playback note offset.

Since: 3.0.0

ags_soundcard_set_note_offset_absolute ()

void
ags_soundcard_set_note_offset_absolute
                               (AgsSoundcard *soundcard,
                                guint note_offset);

Set current playback note offset.

Since: 3.0.0

ags_soundcard_get_note_offset_absolute ()

guint
ags_soundcard_get_note_offset_absolute
                               (AgsSoundcard *soundcard);

Get current playback note offset.

Since: 3.0.0

ags_soundcard_set_loop ()

void
ags_soundcard_set_loop (AgsSoundcard *soundcard,
                        guint loop_left,
                        guint loop_right,
                        gboolean do_loop);

Set loop parameters of soundcard .

Since: 3.0.0

ags_soundcard_get_loop ()

void
ags_soundcard_get_loop (AgsSoundcard *soundcard,
                        guint *loop_left,
                        guint *loop_right,
                        gboolean *do_loop);

Get loop parameters of soundcard .

Since: 3.0.0

ags_soundcard_get_loop_offset ()

guint
ags_soundcard_get_loop_offset (AgsSoundcard *soundcard);

Get current playback loop offset.

Since: 3.0.0

ags_soundcard_get_sub_block_count ()

guint
ags_soundcard_get_sub_block_count (AgsSoundcard *soundcard);

Get sub block count.

Since: 3.0.0

ags_soundcard_trylock_sub_block ()

gboolean
ags_soundcard_trylock_sub_block (AgsSoundcard *soundcard,
                                 void *buffer,
                                 guint sub_block);

Trylock sub block.

Since: 3.0.0

ags_soundcard_unlock_sub_block ()

void
ags_soundcard_unlock_sub_block (AgsSoundcard *soundcard,
                                void *buffer,
                                guint sub_block);

Unlock sub block.

Since: 3.0.0

AGS_IS_SOUNDCARD()

#define AGS_IS_SOUNDCARD(obj)                 (G_TYPE_CHECK_INSTANCE_TYPE((obj), AGS_TYPE_SOUNDCARD))

AGS_IS_SOUNDCARD_INTERFACE()

#define AGS_IS_SOUNDCARD_INTERFACE(vtable)    (G_TYPE_CHECK_CLASS_TYPE((vtable), AGS_TYPE_SOUNDCARD))

AGS_SOUNDCARD()

#define AGS_SOUNDCARD(obj)                    (G_TYPE_CHECK_INSTANCE_CAST((obj), AGS_TYPE_SOUNDCARD, AgsSoundcard))

AGS_SOUNDCARD_GET_INTERFACE()

#define AGS_SOUNDCARD_GET_INTERFACE(obj)      (G_TYPE_INSTANCE_GET_INTERFACE((obj), AGS_TYPE_SOUNDCARD, AgsSoundcardInterface))

AGS_SOUNDCARD_INTERFACE()

#define AGS_SOUNDCARD_INTERFACE(vtable)       (G_TYPE_CHECK_CLASS_CAST((vtable), AGS_TYPE_SOUNDCARD, AgsSoundcardInterface))

ags_soundcard_capability_get_type ()

GType
ags_soundcard_capability_get_type ();

ags_soundcard_format_get_type ()

GType
ags_soundcard_format_get_type ();

ags_soundcard_get_type ()

GType
ags_soundcard_get_type ();

AGS_SOUNDCARD_DEFAULT_DSP_CHANNELS

#define AGS_SOUNDCARD_DEFAULT_DSP_CHANNELS (2)

AGS_SOUNDCARD_MIN_DSP_CHANNELS

#define AGS_SOUNDCARD_MIN_DSP_CHANNELS (1)

AGS_SOUNDCARD_MAX_DSP_CHANNELS

#define AGS_SOUNDCARD_MAX_DSP_CHANNELS (64)

AGS_SOUNDCARD_DEFAULT_PCM_CHANNELS

#define AGS_SOUNDCARD_DEFAULT_PCM_CHANNELS (2)

AGS_SOUNDCARD_MIN_PCM_CHANNELS

#define AGS_SOUNDCARD_MIN_PCM_CHANNELS (1)

AGS_SOUNDCARD_MAX_PCM_CHANNELS

#define AGS_SOUNDCARD_MAX_PCM_CHANNELS (64)

AGS_SOUNDCARD_DEFAULT_SAMPLERATE

#define AGS_SOUNDCARD_DEFAULT_SAMPLERATE (48000.0)

AGS_SOUNDCARD_MIN_SAMPLERATE

#define AGS_SOUNDCARD_MIN_SAMPLERATE (8000.0)

AGS_SOUNDCARD_MAX_SAMPLERATE

#define AGS_SOUNDCARD_MAX_SAMPLERATE (5644800.0)

AGS_SOUNDCARD_DEFAULT_FORMAT

#define AGS_SOUNDCARD_DEFAULT_FORMAT (AGS_SOUNDCARD_SIGNED_16_BIT)

AGS_SOUNDCARD_DEFAULT_BUFFER_SIZE

#define AGS_SOUNDCARD_DEFAULT_BUFFER_SIZE (1024)

AGS_SOUNDCARD_MIN_BUFFER_SIZE

#define AGS_SOUNDCARD_MIN_BUFFER_SIZE (16)

AGS_SOUNDCARD_MAX_BUFFER_SIZE

#define AGS_SOUNDCARD_MAX_BUFFER_SIZE (16384)

AGS_SOUNDCARD_DEFAULT_BPM

#define AGS_SOUNDCARD_DEFAULT_BPM (120.0)

AGS_SOUNDCARD_DEFAULT_DELAY_FACTOR

#define AGS_SOUNDCARD_DEFAULT_DELAY_FACTOR (1.0 / 4.0)

AGS_SOUNDCARD_DEFAULT_JIFFIE

#define AGS_SOUNDCARD_DEFAULT_JIFFIE ((double) AGS_SOUNDCARD_DEFAULT_SAMPLERATE / (double) AGS_SOUNDCARD_DEFAULT_BUFFER_SIZE)

AGS_SOUNDCARD_DEFAULT_TACT

#define AGS_SOUNDCARD_DEFAULT_TACT (1.0 / 1.0)

AGS_SOUNDCARD_DEFAULT_TACT_JIFFIE

#define AGS_SOUNDCARD_DEFAULT_TACT_JIFFIE (60.0 / AGS_SOUNDCARD_DEFAULT_BPM * AGS_SOUNDCARD_DEFAULT_TACT)

AGS_SOUNDCARD_DEFAULT_TACTRATE

#define AGS_SOUNDCARD_DEFAULT_TACTRATE (1.0 / AGS_SOUNDCARD_DEFAULT_TACT_JIFFIE)

AGS_SOUNDCARD_DEFAULT_SCALE

#define AGS_SOUNDCARD_DEFAULT_SCALE (1.0)

AGS_SOUNDCARD_DEFAULT_DELAY

#define AGS_SOUNDCARD_DEFAULT_DELAY ((60.0 * ((AGS_SOUNDCARD_DEFAULT_SAMPLERATE / AGS_SOUNDCARD_DEFAULT_BUFFER_SIZE) / AGS_SOUNDCARD_DEFAULT_BPM)) * ((1.0 / 16.0) * (1.0 / AGS_SOUNDCARD_DEFAULT_DELAY_FACTOR)))

AGS_SOUNDCARD_DEFAULT_PERIOD

#define AGS_SOUNDCARD_DEFAULT_PERIOD (2048.0)

AGS_SOUNDCARD_DEFAULT_LOOP_LEFT

#define AGS_SOUNDCARD_DEFAULT_LOOP_LEFT (0)

AGS_SOUNDCARD_DEFAULT_LOOP_RIGHT

#define AGS_SOUNDCARD_DEFAULT_LOOP_RIGHT (64)

AGS_SOUNDCARD_DEFAULT_OVERCLOCK

#define AGS_SOUNDCARD_DEFAULT_OVERCLOCK (2.0)

AGS_SOUNDCARD_DEFAULT_SUB_BLOCK_COUNT

#define AGS_SOUNDCARD_DEFAULT_SUB_BLOCK_COUNT (8)

enum AgsSoundcardFormat

AgsSoundcardFormat specifies the audio data representation to be used.

enum AgsSoundcardCapability

Enum values to tell about capability.

AGS_TYPE_SOUNDCARD

#define AGS_TYPE_SOUNDCARD                    (ags_soundcard_get_type())

AGS_TYPE_SOUNDCARD_CAPABILITY

#define AGS_TYPE_SOUNDCARD_CAPABILITY         (ags_soundcard_capability_get_type())

AGS_TYPE_SOUNDCARD_FORMAT

#define AGS_TYPE_SOUNDCARD_FORMAT             (ags_soundcard_format_get_type())

AgsSoundcard

typedef struct _AgsSoundcard AgsSoundcard;

struct AgsSoundcardInterface

struct AgsSoundcardInterface {
  GTypeInterface ginterface;

  void (*set_device)(AgsSoundcard *soundcard,
		     gchar *card_id);
  gchar* (*get_device)(AgsSoundcard *soundcard);

  void (*pcm_info)(AgsSoundcard *soundcard, gchar *card_id,
		   guint *channels_min, guint *channels_max,
		   guint *rate_min, guint *rate_max,
		   guint *buffer_size_min, guint *buffer_size_max,
		   GError **error);

  AgsSoundcardCapability (*get_capability)(AgsSoundcard *soundcard);

  void (*set_presets)(AgsSoundcard *soundcard,
		      guint channels,
		      guint rate,
		      guint buffer_size,
		      AgsSoundcardFormat format);
  void (*get_presets)(AgsSoundcard *soundcard,
		      guint *channels,
		      guint *rate,
		      guint *buffer_size,
		      AgsSoundcardFormat *format);

  void (*list_cards)(AgsSoundcard *soundcard,
		     GList **card_id, GList **card_name);

  gboolean (*is_available)(AgsSoundcard *soundcard);

  gboolean (*is_starting)(AgsSoundcard *soundcard);
  gboolean (*is_playing)(AgsSoundcard *soundcard);
  gboolean (*is_recording)(AgsSoundcard *soundcard);

  gchar* (*get_uptime)(AgsSoundcard *soundcard);

  void (*play_init)(AgsSoundcard *soundcard,
		    GError **error);
  void (*play)(AgsSoundcard *soundcard,
	       GError **error);

  void (*record_init)(AgsSoundcard *soundcard,
		      GError **error);
  void (*record)(AgsSoundcard *soundcard,
		 GError **error);

  void (*stop)(AgsSoundcard *soundcard);

  void (*tic)(AgsSoundcard *soundcard);
  void (*offset_changed)(AgsSoundcard *soundcard,
			 guint note_offset);

  void* (*get_buffer)(AgsSoundcard *soundcard);
  void* (*get_next_buffer)(AgsSoundcard *soundcard);

  void* (*get_prev_buffer)(AgsSoundcard *soundcard);

  void (*lock_buffer)(AgsSoundcard *soundcard,
		      void *buffer);
  void (*unlock_buffer)(AgsSoundcard *soundcard,
			void *buffer);

  void (*set_bpm)(AgsSoundcard *soundcard,
		  gdouble bpm);
  gdouble (*get_bpm)(AgsSoundcard *soundcard);

  void (*set_delay_factor)(AgsSoundcard *soundcard,
			   gdouble delay_factor);
  gdouble (*get_delay_factor)(AgsSoundcard *soundcard);

  gdouble (*get_absolute_delay)(AgsSoundcard *soundcard);

  gdouble (*get_delay)(AgsSoundcard *soundcard);
  guint (*get_attack)(AgsSoundcard *soundcard);

  guint (*get_delay_counter)(AgsSoundcard *soundcard);

  void (*set_start_note_offset)(AgsSoundcard *soundcard,
				guint start_note_offset);
  guint (*get_start_note_offset)(AgsSoundcard *soundcard);

  void (*set_note_offset)(AgsSoundcard *soundcard,
			  guint note_offset);
  guint (*get_note_offset)(AgsSoundcard *soundcard);

  void (*set_note_offset_absolute)(AgsSoundcard *soundcard,
				   guint note_offset);
  guint (*get_note_offset_absolute)(AgsSoundcard *soundcard);

  void (*set_loop)(AgsSoundcard *soundcard,
		   guint loop_left, guint loop_right,
		   gboolean do_loop);
  void (*get_loop)(AgsSoundcard *soundcard,
		   guint *loop_left, guint *loop_right,
		   gboolean *do_loop);

  guint (*get_loop_offset)(AgsSoundcard *soundcard);

  guint (*get_sub_block_count)(AgsSoundcard *soundcard);

  gboolean (*trylock_sub_block)(AgsSoundcard *soundcard,
				void *buffer, guint sub_block);
  void (*unlock_sub_block)(AgsSoundcard *soundcard,
			   void *buffer, guint sub_block);
};

The “offset-changed” signal

void
user_function (AgsSoundcard *soundcard,
               guint         note_offset,
               gpointer      user_data)

The ::offset-changed signal notifies about changed position within notation.

Flags: Run Last

Since: 3.0.0

The “stop” signal

void
user_function (AgsSoundcard *soundcard,
               gpointer      user_data)

The ::stop signal is emitted every stop of the soundcard. This notifies about a newly played buffer.

Flags: Run Last

Since: 3.0.0

The “tic” signal

void
user_function (AgsSoundcard *soundcard,
               gpointer      user_data)

The ::tic signal is emitted every tic of the soundcard. This notifies about a newly played buffer.

Flags: Run Last

Since: 3.0.0