webrtc/api/frame_transformer_factory.cc
Tony Herre 097a4decc2 Make all encodedaudioframes inherit from TransformableAudioFrameI'face
Make outgoing encoded audio frames inherit from the same Audio interface
that incoming frames inherit from, to align them and make it possible to
eg clone frames regardless of their direction.

Also begin removing GetHeader() from the Audio interface, replacing it
with getters for the specific values we actually need to propagate in
the API: sequence number and CSRCs. This makes it much easier to treat
incoming and outgoing frames the same, even if they don't have full
RtpHeaders prepared at the point of the transform.

Bug: chromium:1453226
Change-Id: Ib5b39b30dea8a378b3b26efb1589dfd64741d201
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/308141
Commit-Queue: Tony Herre <herre@google.com>
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Palak Agarwal <agpalak@google.com>
Cr-Commit-Position: refs/heads/main@{#40309}
2023-06-19 18:54:47 +00:00

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/*
* Copyright 2022 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 "api/frame_transformer_factory.h"
#include "audio/channel_send_frame_transformer_delegate.h"
#include "modules/rtp_rtcp/source/rtp_sender_video_frame_transformer_delegate.h"
namespace webrtc {
std::unique_ptr<TransformableVideoFrameInterface> CreateVideoSenderFrame() {
RTC_CHECK_NOTREACHED();
return nullptr;
}
std::unique_ptr<TransformableVideoFrameInterface> CreateVideoReceiverFrame() {
RTC_CHECK_NOTREACHED();
return nullptr;
}
std::unique_ptr<TransformableAudioFrameInterface> CloneAudioFrame(
TransformableAudioFrameInterface* original) {
// At the moment, only making sender frames is supported.
return CloneSenderAudioFrame(original);
}
std::unique_ptr<TransformableVideoFrameInterface> CloneVideoFrame(
TransformableVideoFrameInterface* original) {
// At the moment, only making sender frames from receiver frames is supported.
return CloneSenderVideoFrame(original);
}
} // namespace webrtc