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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_PEERCONNECTION_RTC_ENCODED_AUDIO_FRAME_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_PEERCONNECTION_RTC_ENCODED_AUDIO_FRAME_H_
#include <stdint.h>
#include <optional>
#include "base/types/expected.h"
#include "base/unguessable_token.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/member.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
#include "third_party/blink/renderer/platform/wtf/vector.h"
namespace webrtc {
class TransformableAudioFrameInterface;
} // namespace webrtc
namespace blink {
class DOMArrayBuffer;
class RTCEncodedAudioFrameDelegate;
class RTCEncodedAudioFrameMetadata;
class RTCEncodedAudioFrameOptions;
class MODULES_EXPORT RTCEncodedAudioFrame final : public ScriptWrappable {
DEFINE_WRAPPERTYPEINFO();
public:
static RTCEncodedAudioFrame* Create(ExecutionContext*,
RTCEncodedAudioFrame* original_frame,
ExceptionState& exception_state);
static RTCEncodedAudioFrame* Create(
ExecutionContext*,
RTCEncodedAudioFrame* original_frame,
const RTCEncodedAudioFrameOptions* options_dict,
ExceptionState& exception_state);
explicit RTCEncodedAudioFrame(
std::unique_ptr<webrtc::TransformableAudioFrameInterface> webrtc_frame);
explicit RTCEncodedAudioFrame(
std::unique_ptr<webrtc::TransformableAudioFrameInterface> webrtc_frame,
base::UnguessableToken owner_id,
int64_t counter);
explicit RTCEncodedAudioFrame(
scoped_refptr<RTCEncodedAudioFrameDelegate> delegate);
// rtc_encoded_audio_frame.idl implementation.
// Returns the RTP Packet Timestamp for this frame.
uint32_t timestamp() const;
std::optional<uint16_t> sequenceNumber() const;
DOMArrayBuffer* data(ExecutionContext* context) const;
RTCEncodedAudioFrameMetadata* getMetadata(ExecutionContext*) const;
base::expected<void, String> SetMetadata(ExecutionContext*,
const RTCEncodedAudioFrameMetadata*);
void setMetadata(ExecutionContext*,
RTCEncodedAudioFrameMetadata*,
ExceptionState&);
void setData(ExecutionContext*, DOMArrayBuffer*);
String toString(ExecutionContext* context) const;
base::UnguessableToken OwnerId();
int64_t Counter();
scoped_refptr<RTCEncodedAudioFrameDelegate> Delegate() const;
void SyncDelegate() const;
// Returns and transfers ownership of the internal WebRTC frame
// backing this RTCEncodedAudioFrame, neutering all RTCEncodedAudioFrames
// backed by that internal WebRTC frame.
std::unique_ptr<webrtc::TransformableAudioFrameInterface> PassWebRtcFrame(
v8::Isolate* isolate,
bool detach_frame_data);
void Trace(Visitor*) const override;
private:
scoped_refptr<RTCEncodedAudioFrameDelegate> delegate_;
mutable Member<DOMArrayBuffer> frame_data_;
base::UnguessableToken owner_id_;
int64_t counter_ = 0;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_PEERCONNECTION_RTC_ENCODED_AUDIO_FRAME_H_
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