chromium/third_party/webrtc/audio/channel_receive_frame_transformer_delegate.cc

/*
 *  Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#include "audio/channel_receive_frame_transformer_delegate.h"

#include <cstdint>
#include <memory>
#include <string>
#include <utility>

#include "absl/types/optional.h"
#include "api/array_view.h"
#include "api/frame_transformer_interface.h"
#include "api/rtp_headers.h"
#include "api/scoped_refptr.h"
#include "api/sequence_checker.h"
#include "api/task_queue/task_queue_base.h"
#include "api/units/timestamp.h"
#include "rtc_base/buffer.h"
#include "rtc_base/string_encode.h"

namespace webrtc {

class TransformableIncomingAudioFrame
    : public TransformableAudioFrameInterface { … };

ChannelReceiveFrameTransformerDelegate::ChannelReceiveFrameTransformerDelegate(
    ReceiveFrameCallback receive_frame_callback,
    rtc::scoped_refptr<FrameTransformerInterface> frame_transformer,
    TaskQueueBase* channel_receive_thread)
    : … { … }

void ChannelReceiveFrameTransformerDelegate::Init() { … }

void ChannelReceiveFrameTransformerDelegate::Reset() { … }

void ChannelReceiveFrameTransformerDelegate::Transform(
    rtc::ArrayView<const uint8_t> packet,
    const RTPHeader& header,
    uint32_t ssrc,
    const std::string& codec_mime_type,
    Timestamp receive_time) { … }

void ChannelReceiveFrameTransformerDelegate::OnTransformedFrame(
    std::unique_ptr<TransformableFrameInterface> frame) { … }

void ChannelReceiveFrameTransformerDelegate::StartShortCircuiting() { … }

void ChannelReceiveFrameTransformerDelegate::ReceiveFrame(
    std::unique_ptr<TransformableFrameInterface> frame) const { … }

rtc::scoped_refptr<FrameTransformerInterface>
ChannelReceiveFrameTransformerDelegate::FrameTransformer() { … }

std::unique_ptr<TransformableAudioFrameInterface> CloneReceiverAudioFrame(
    TransformableAudioFrameInterface* original) { … }
}  // namespace webrtc