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//! Wrapper around [RTCRtpEncodingParameters][0].
//!
//! [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
use dart_sys::Dart_Handle;
use medea_macro::dart_bridge;
use super::utils::{c_str_into_string, string_into_c_str};
use crate::platform::dart::utils::{
NonNullDartValueArgExt as _, handle::DartHandle,
};
#[dart_bridge(
"flutter/lib/src/native/platform/send_encoding_parameters.g.dart"
)]
mod send_encoding_parameters {
use std::{os::raw::c_char, ptr};
use dart_sys::Dart_Handle;
use crate::{api::DartValueArg, platform::Error};
extern "C" {
/// Creates new [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
pub fn new_send_encoding_parameters(
rid: ptr::NonNull<c_char>,
active: bool,
) -> Result<Dart_Handle, Error>;
/// Returns [RID] from the provided [RTCRtpEncodingParameters][0].
///
/// [RID]: https://w3.org/TR/webrtc#dom-rtcrtpcodingparameters-rid
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
pub fn get_rid(
encoding: Dart_Handle,
) -> Result<ptr::NonNull<c_char>, Error>;
/// Sets [activeness][1] of the provided [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
/// [1]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters-active
pub fn set_active(
encoding: Dart_Handle,
active: bool,
) -> Result<(), Error>;
/// Returns [activeness][1] of the provided
/// [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
/// [1]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters-active
pub fn get_active(encoding: Dart_Handle) -> Result<bool, Error>;
/// Sets [maxBitrate][1] of the provided [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
/// [1]:https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters-maxbitrate
pub fn set_max_bitrate(
encoding: Dart_Handle,
max_bitrate: u32,
) -> Result<(), Error>;
/// Returns [maxBitrate][1] of the provided
/// [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
/// [1]:https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters-maxbitrate
pub fn get_max_bitrate(
encoding: Dart_Handle,
) -> Result<ptr::NonNull<DartValueArg<Option<u32>>>, Error>;
/// Sets [scaleResolutionDownBy][1] of the provided
/// [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
/// [1]: https://tinyurl.com/ypzzc75t
pub fn set_scale_resolution_down_by(
encoding: Dart_Handle,
scale_resolution_down_by: f64,
) -> Result<(), Error>;
/// Returns [scaleResolutionDownBy][1] of the provided
/// [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
/// [1]: https://tinyurl.com/ypzzc75t
pub fn get_scale_resolution_down_by(
encoding: Dart_Handle,
) -> Result<f64, Error>;
/// Sets [scalabilityMode][1] of the provided
/// [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
/// [1]: https://tinyurl.com/3zuaee45
pub fn set_scalability_mode(
encoding: Dart_Handle,
scalability_mode: ptr::NonNull<c_char>,
) -> Result<(), Error>;
/// Returns [scalabilityMode][1] of the provided
/// [RTCRtpEncodingParameters][0].
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
/// [1]: https://tinyurl.com/3zuaee45
pub fn get_scalability_mode(
encoding: Dart_Handle,
) -> Result<ptr::NonNull<c_char>, Error>;
}
}
/// Wrapper around [RTCRtpEncodingParameters][0] providing handy methods for its
/// direction changes.
///
/// [0]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters
#[derive(Clone, Debug)]
pub struct SendEncodingParameters(DartHandle);
impl From<DartHandle> for SendEncodingParameters {
fn from(value: DartHandle) -> Self {
Self(value)
}
}
impl SendEncodingParameters {
/// Creates new [`SendEncodingParameters`].
#[must_use]
pub fn new(rid: String, active: bool) -> Self {
let handle = unsafe {
send_encoding_parameters::new_send_encoding_parameters(
string_into_c_str(rid),
active,
)
}
.unwrap();
Self(unsafe { DartHandle::new(handle) })
}
/// Returns the underlying [`Dart_Handle`] of these
/// [`SendEncodingParameters`].
#[must_use]
pub fn handle(&self) -> Dart_Handle {
self.0.get()
}
/// Returns [RID] of these [`SendEncodingParameters`].
///
/// [RID]: https://w3.org/TR/webrtc#dom-rtcrtpcodingparameters-rid
#[must_use]
pub fn rid(&self) -> Option<String> {
let rid =
unsafe { send_encoding_parameters::get_rid(self.0.get()).unwrap() };
let rid = unsafe { c_str_into_string(rid) };
(!rid.is_empty()).then_some(rid)
}
/// Sets [activeness][1] of these [`SendEncodingParameters`].
///
/// [1]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters-active
pub fn set_active(&self, active: bool) {
unsafe { send_encoding_parameters::set_active(self.0.get(), active) }
.unwrap();
}
/// Returns [activeness][1] of these [`SendEncodingParameters`].
///
/// [1]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters-active
#[must_use]
pub fn active(&self) -> bool {
unsafe { send_encoding_parameters::get_active(self.0.get()) }.unwrap()
}
/// Sets [maxBitrate][1] of these [`SendEncodingParameters`].
///
/// [1]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters-maxbitrate
pub fn set_max_bitrate(&self, max_bitrate: u32) {
unsafe {
send_encoding_parameters::set_max_bitrate(self.0.get(), max_bitrate)
}
.unwrap();
}
/// Returns [maxBitrate][1] of these [`SendEncodingParameters`].
///
/// [1]: https://w3.org/TR/webrtc#dom-rtcrtpencodingparameters-maxbitrate
#[must_use]
pub fn max_bitrate(&self) -> Option<u32> {
let max_bitrate =
unsafe { send_encoding_parameters::get_max_bitrate(self.0.get()) }
.unwrap();
Option::try_from(unsafe { max_bitrate.unbox() }).unwrap()
}
/// Sets [scaleResolutionDownBy][1] of these [`SendEncodingParameters`].
///
/// [1]: https://tinyurl.com/ypzzc75t
pub fn set_scale_resolution_down_by(&self, scale_resolution_down_by: f64) {
unsafe {
send_encoding_parameters::set_scale_resolution_down_by(
self.0.get(),
scale_resolution_down_by,
)
}
.unwrap();
}
/// Returns [scaleResolutionDownBy][1] of these [`SendEncodingParameters`].
///
/// [1]: https://tinyurl.com/ypzzc75t
#[must_use]
pub fn scale_resolution_down_by(&self) -> f64 {
unsafe {
send_encoding_parameters::get_scale_resolution_down_by(self.0.get())
}
.unwrap()
}
/// Sets [scalabilityMode][1] of these [`SendEncodingParameters`].
///
/// [1]: https://tinyurl.com/3zuaee45
pub fn set_scalability_mode(&self, scalability_mode: String) {
unsafe {
send_encoding_parameters::set_scalability_mode(
self.0.get(),
string_into_c_str(scalability_mode),
)
}
.unwrap();
}
/// Returns [scalabilityMode][1] of these [`SendEncodingParameters`].
///
/// [1]: https://tinyurl.com/3zuaee45
#[must_use]
pub fn scalability_mode(&self) -> Option<String> {
let mode = unsafe {
send_encoding_parameters::get_scalability_mode(self.0.get())
.unwrap()
};
let mode = unsafe { c_str_into_string(mode) };
(!mode.is_empty()).then_some(mode)
}
}