/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef _RTCDTMFSender_h_
#define _RTCDTMFSender_h_
#include "MediaEventSource.h"
#include "mozilla/DOMEventTargetHelper.h"
#include "mozilla/RefPtr.h"
#include "js/RootingAPI.h"
#include "nsITimer.h"
class nsPIDOMWindowInner;
class nsITimer;
namespace mozilla {
class AudioSessionConduit;
struct DtmfEvent {
DtmfEvent(
int aPayloadType,
int aPayloadFrequency,
int aEventCode,
int aLengthMs)
: mPayloadType(aPayloadType),
mPayloadFrequency(aPayloadFrequency),
mEventCode(aEventCode),
mLengthMs(aLengthMs) {}
const int mPayloadType;
const int mPayloadFrequency;
const int mEventCode;
const int mLengthMs;
};
namespace dom {
class RTCRtpTransceiver;
class RTCDTMFSender :
public DOMEventTargetHelper,
public nsITimerCallback,
public nsINamed {
public:
RTCDTMFSender(nsPIDOMWindowInner* aWindow, RTCRtpTransceiver* aTransceiver);
// nsISupports
NS_DECL_NSITIMERCALLBACK
NS_DECL_NSINAMED
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(RTCDTMFSender, DOMEventTargetHelper)
// webidl
JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
void SetPayloadType(int32_t aPayloadType, int32_t aPayloadFrequency);
bool CanInsertDTMF()
const;
void InsertDTMF(
const nsAString& aTones, uint32_t aDuration,
uint32_t aInterToneGap, ErrorResult& aRv);
void GetToneBuffer(nsAString& aOutToneBuffer);
IMPL_EVENT_HANDLER(tonechange)
void StopPlayout();
MediaEventSource<DtmfEvent>& OnDtmfEvent() {
return mDtmfEvent; }
private:
virtual ~RTCDTMFSender() =
default;
void StartPlayout(uint32_t aDelay);
RefPtr<RTCRtpTransceiver> mTransceiver;
MediaEventProducer<DtmfEvent> mDtmfEvent;
Maybe<int32_t> mPayloadType;
Maybe<int32_t> mPayloadFrequency;
nsString mToneBuffer;
uint32_t mDuration = 0;
uint32_t mInterToneGap = 0;
nsCOMPtr<nsITimer> mSendTimer;
};
}
// namespace dom
}
// namespace mozilla
#endif // _RTCDTMFSender_h_
