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/*
* Copyright (c) 2018 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.
*/
#ifndef API_VIDEO_VIDEO_STREAM_ENCODER_SETTINGS_H_
#define API_VIDEO_VIDEO_STREAM_ENCODER_SETTINGS_H_
#include <string>
#include "api/video/video_bitrate_allocator_factory.h"
#include "api/video_codecs/video_encoder.h"
#include "api/video_codecs/video_encoder_factory.h"
namespace webrtc {
class EncoderSwitchRequestCallback {
public:
virtual ~EncoderSwitchRequestCallback() {}
// Requests switch to next negotiated encoder.
virtual void RequestEncoderFallback() = 0;
// Requests switch to a specific encoder. If the encoder is not available and
// `allow_default_fallback` is `true` the default fallback is invoked.
virtual void RequestEncoderSwitch(const SdpVideoFormat& format,
bool allow_default_fallback) = 0;
};
struct VideoStreamEncoderSettings {
explicit VideoStreamEncoderSettings(
const VideoEncoder::Capabilities& capabilities)
: capabilities(capabilities) {}
// Enables the new method to estimate the cpu load from encoding, used for
// cpu adaptation.
bool experiment_cpu_load_estimator = false;
// Ownership stays with WebrtcVideoEngine (delegated from PeerConnection).
VideoEncoderFactory* encoder_factory = nullptr;
// Requests the WebRtcVideoChannel to perform a codec switch.
EncoderSwitchRequestCallback* encoder_switch_request_callback = nullptr;
// Ownership stays with WebrtcVideoEngine (delegated from PeerConnection).
VideoBitrateAllocatorFactory* bitrate_allocator_factory = nullptr;
// Negotiated capabilities which the VideoEncoder may expect the other
// side to use.
VideoEncoder::Capabilities capabilities;
};
} // namespace webrtc
#endif // API_VIDEO_VIDEO_STREAM_ENCODER_SETTINGS_H_
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