status-go/vendor/github.com/pion/webrtc/v3/api.go

73 lines
1.9 KiB
Go

//go:build !js
// +build !js
package webrtc
import (
"github.com/pion/interceptor"
"github.com/pion/logging"
)
// API allows configuration of a PeerConnection
// with APIs that are available in the standard. This
// lets you set custom behavior via the SettingEngine, configure
// codecs via the MediaEngine and define custom media behaviors via
// Interceptors.
type API struct {
settingEngine *SettingEngine
mediaEngine *MediaEngine
interceptorRegistry *interceptor.Registry
interceptor interceptor.Interceptor // Generated per PeerConnection
}
// NewAPI Creates a new API object for keeping semi-global settings to WebRTC objects
func NewAPI(options ...func(*API)) *API {
a := &API{
interceptor: &interceptor.NoOp{},
settingEngine: &SettingEngine{},
mediaEngine: &MediaEngine{},
interceptorRegistry: &interceptor.Registry{},
}
for _, o := range options {
o(a)
}
if a.settingEngine.LoggerFactory == nil {
a.settingEngine.LoggerFactory = logging.NewDefaultLoggerFactory()
}
return a
}
// WithMediaEngine allows providing a MediaEngine to the API.
// Settings can be changed after passing the engine to an API.
func WithMediaEngine(m *MediaEngine) func(a *API) {
return func(a *API) {
a.mediaEngine = m
if a.mediaEngine == nil {
a.mediaEngine = &MediaEngine{}
}
}
}
// WithSettingEngine allows providing a SettingEngine to the API.
// Settings should not be changed after passing the engine to an API.
func WithSettingEngine(s SettingEngine) func(a *API) {
return func(a *API) {
a.settingEngine = &s
}
}
// WithInterceptorRegistry allows providing Interceptors to the API.
// Settings should not be changed after passing the registry to an API.
func WithInterceptorRegistry(ir *interceptor.Registry) func(a *API) {
return func(a *API) {
a.interceptorRegistry = ir
if a.interceptorRegistry == nil {
a.interceptorRegistry = &interceptor.Registry{}
}
}
}