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// Copyright © 2017-2018 Mozilla Foundation
//
// This program is made available under an ISC-style license. See the
// accompanying file LICENSE for details.
use callbacks::cubeb_device_changed_callback;
use channel::cubeb_channel_layout;
use device::cubeb_device;
use format::cubeb_sample_format;
use std::os::raw::{c_char, c_float, c_int, c_uint, c_void};
use std::{fmt, mem};
cubeb_enum! {
pub enum cubeb_input_processing_params {
CUBEB_INPUT_PROCESSING_PARAM_NONE = 0x00,
CUBEB_INPUT_PROCESSING_PARAM_ECHO_CANCELLATION = 0x01,
CUBEB_INPUT_PROCESSING_PARAM_NOISE_SUPPRESSION = 0x02,
CUBEB_INPUT_PROCESSING_PARAM_AUTOMATIC_GAIN_CONTROL = 0x04,
CUBEB_INPUT_PROCESSING_PARAM_VOICE_ISOLATION = 0x08,
}
}
cubeb_enum! {
pub enum cubeb_stream_prefs {
CUBEB_STREAM_PREF_NONE = 0x00,
CUBEB_STREAM_PREF_LOOPBACK = 0x01,
CUBEB_STREAM_PREF_DISABLE_DEVICE_SWITCHING = 0x02,
CUBEB_STREAM_PREF_VOICE = 0x04,
}
}
cubeb_enum! {
pub enum cubeb_state {
CUBEB_STATE_STARTED,
CUBEB_STATE_STOPPED,
CUBEB_STATE_DRAINED,
CUBEB_STATE_ERROR,
}
}
pub enum cubeb_stream {}
#[repr(C)]
#[derive(Clone, Copy)]
pub struct cubeb_stream_params {
pub format: cubeb_sample_format,
pub rate: c_uint,
pub channels: c_uint,
pub layout: cubeb_channel_layout,
pub prefs: cubeb_stream_prefs,
}
impl Default for cubeb_stream_params {
fn default() -> Self {
unsafe { mem::zeroed() }
}
}
// Explicit Debug impl to work around bug in ctest
impl fmt::Debug for cubeb_stream_params {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.debug_struct("cubeb_stream_params")
.field("format", &self.format)
.field("rate", &self.rate)
.field("channels", &self.channels)
.field("layout", &self.layout)
.field("prefs", &self.prefs)
.finish()
}
}
extern "C" {
pub fn cubeb_stream_destroy(stream: *mut cubeb_stream);
pub fn cubeb_stream_start(stream: *mut cubeb_stream) -> c_int;
pub fn cubeb_stream_stop(stream: *mut cubeb_stream) -> c_int;
pub fn cubeb_stream_get_position(stream: *mut cubeb_stream, position: *mut u64) -> c_int;
pub fn cubeb_stream_get_latency(stream: *mut cubeb_stream, latency: *mut c_uint) -> c_int;
pub fn cubeb_stream_get_input_latency(stream: *mut cubeb_stream, latency: *mut c_uint)
-> c_int;
pub fn cubeb_stream_set_volume(stream: *mut cubeb_stream, volume: c_float) -> c_int;
pub fn cubeb_stream_set_name(stream: *mut cubeb_stream, name: *const c_char) -> c_int;
pub fn cubeb_stream_get_current_device(
stream: *mut cubeb_stream,
device: *mut *mut cubeb_device,
) -> c_int;
pub fn cubeb_stream_set_input_mute(stream: *mut cubeb_stream, mute: c_int) -> c_int;
pub fn cubeb_stream_set_input_processing_params(
stream: *mut cubeb_stream,
params: cubeb_input_processing_params,
) -> c_int;
pub fn cubeb_stream_device_destroy(
stream: *mut cubeb_stream,
devices: *mut cubeb_device,
) -> c_int;
pub fn cubeb_stream_register_device_changed_callback(
stream: *mut cubeb_stream,
device_changed_callback: cubeb_device_changed_callback,
) -> c_int;
pub fn cubeb_stream_user_ptr(stream: *mut cubeb_stream) -> *mut c_void;
}
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