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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 MODULES_VIDEO_CODING_ENCODER_DATABASE_H_
#define MODULES_VIDEO_CODING_ENCODER_DATABASE_H_
#include <memory>
#include "modules/video_coding/generic_encoder.h"
namespace webrtc {
class VCMEncoderDataBase {
public:
explicit VCMEncoderDataBase(VCMEncodedFrameCallback* encoded_frame_callback);
~VCMEncoderDataBase();
// Sets the sender side codec and initiates the desired codec given the
// VideoCodec struct.
// Returns true if the codec was successfully registered, false otherwise.
bool SetSendCodec(const VideoCodec* send_codec,
int number_of_cores,
size_t max_payload_size);
// Registers and initializes an external encoder object.
// |internal_source| should be set to true if the codec has an internal
// video source and doesn't need the user to provide it with frames via
// the Encode() method.
void RegisterExternalEncoder(VideoEncoder* external_encoder,
bool internal_source);
// Deregisters any external encoder.
void DeregisterExternalEncoder();
VCMGenericEncoder* GetEncoder();
bool MatchesCurrentResolution(int width, int height) const;
private:
// Determines whether a new codec has to be created or not.
// Checks every setting apart from maxFramerate and startBitrate.
bool RequiresEncoderReset(const VideoCodec& send_codec);
void DeleteEncoder();
int number_of_cores_;
size_t max_payload_size_;
bool pending_encoder_reset_;
VideoCodec send_codec_;
VideoEncoder* external_encoder_;
bool internal_source_;
VCMEncodedFrameCallback* const encoded_frame_callback_;
std::unique_ptr<VCMGenericEncoder> ptr_encoder_;
};
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_ENCODER_DATABASE_H_
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