portaudio_c_bindings 19.6.0 (latest)

type ('inp_fmt, 'inp_inter, 'out_fmt, 'out_inter) stream

module Flags : sig ... end

module Callback : sig ... end

val open_stream : 
  ?input_params:('a, 'b, 'c) StreamParameters.t ->
  ?output_params:('d, 'e, 'f) StreamParameters.t ->
  sample_rate:float ->
  frames_per_buffer:int ->
  stream_flags:Flags.t ->
  ?callback:('a, 'c, 'd, 'f) Callback.t ->
  unit ->
  ('a, 'c, 'd, 'f) stream

parameter callback
An optional callback for the stream. Do not save the view values passed into the callback. Copy the data if it's needed outside the callback.

val open_default_stream : 
  num_input_channels:int ->
  num_output_channels:int ->
  format:('a, 'b, 'c) SampleFormat.t ->
  sample_rate:float ->
  frames_per_buffer:int ->
  ?callback:('a, 'c, 'a, 'c) Callback.t ->
  unit ->
  ('a, 'c, 'a, 'c) stream

parameter callback
An optional callback for the stream. Do not save the view values passed into the callback. Copy the data if it's needed outside the callback.

type stream_info = {

version : int;
input_latency : pa_time;
output_latency : pa_time;
sample_rate : float;

}

val start : ('a, 'b, 'c, 'd) stream -> unit

val stop : ('a, 'b, 'c, 'd) stream -> unit

val close : ('a, 'b, 'c, 'd) stream -> unit

val abort : ('a, 'b, 'c, 'd) stream -> unit

val is_stopped : ('a, 'b, 'c, 'd) stream -> bool

val is_active : ('a, 'b, 'c, 'd) stream -> bool

val get_info : ('a, 'b, 'c, 'd) stream -> stream_info

val time : ('a, 'b, 'c, 'd) stream -> pa_time

val cpu_load : ('a, 'b, 'c, 'd) stream -> float

val read_interleaved : 
  ('a, SampleFormat.interleaved, 'c, 'd) stream ->
  ('a, SampleFormat.interleaved) View.t ->
  unit

val read_non_interleaved : 
  ('a, SampleFormat.non_interleaved, 'c, 'd) stream ->
  ('a, SampleFormat.non_interleaved) View.t array ->
  unit

val write_interleaved : 
  ('a, 'b, 'c, SampleFormat.interleaved) stream ->
  ('c, SampleFormat.interleaved) View.t ->
  unit

val write_non_interleaved : 
  ('a, 'b, 'c, SampleFormat.non_interleaved) stream ->
  ('c, SampleFormat.non_interleaved) View.t array ->
  unit

val read_available : ('a, 'b, 'c, 'd) stream -> int

val write_available : ('a, 'b, 'c, 'd) stream -> int

val set_finished_callback : 
  ('a, 'b, 'c, 'd) stream ->
  (unit -> unit) option ->
  unit

package portaudio_c_bindings