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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 TEST_ENCODER_PROXY_FACTORY_H_
#define TEST_ENCODER_PROXY_FACTORY_H_
#include <memory>
#include <vector>
#include "absl/memory/memory.h"
#include "api/video_codecs/video_encoder.h"
#include "api/video_codecs/video_encoder_factory.h"
namespace webrtc {
namespace test {
// An encoder factory with a single underlying VideoEncoder object,
// intended for test purposes. Each call to CreateVideoEncoder returns
// a proxy for the same encoder, typically an instance of FakeEncoder.
class EncoderProxyFactory final : public VideoEncoderFactory {
public:
explicit EncoderProxyFactory(VideoEncoder* encoder) : encoder_(encoder) {
codec_info_.is_hardware_accelerated = false;
codec_info_.has_internal_source = false;
}
// Unused by tests.
std::vector<SdpVideoFormat> GetSupportedFormats() const override {
RTC_NOTREACHED();
return {};
}
CodecInfo QueryVideoEncoder(const SdpVideoFormat& format) const override {
return codec_info_;
}
std::unique_ptr<VideoEncoder> CreateVideoEncoder(
const SdpVideoFormat& format) override {
return absl::make_unique<EncoderProxy>(encoder_);
}
void SetIsHardwareAccelerated(bool is_hardware_accelerated) {
codec_info_.is_hardware_accelerated = is_hardware_accelerated;
}
void SetHasInternalSource(bool has_internal_source) {
codec_info_.has_internal_source = has_internal_source;
}
private:
// Wrapper class, since CreateVideoEncoder needs to surrender
// ownership to the object it returns.
class EncoderProxy final : public VideoEncoder {
public:
explicit EncoderProxy(VideoEncoder* encoder) : encoder_(encoder) {}
private:
int32_t Encode(const VideoFrame& input_image,
const CodecSpecificInfo* codec_specific_info,
const std::vector<FrameType>* frame_types) override {
return encoder_->Encode(input_image, codec_specific_info, frame_types);
}
int32_t InitEncode(const VideoCodec* config,
int32_t number_of_cores,
size_t max_payload_size) override {
return encoder_->InitEncode(config, number_of_cores, max_payload_size);
}
VideoEncoder::ScalingSettings GetScalingSettings() const override {
return encoder_->GetScalingSettings();
}
int32_t RegisterEncodeCompleteCallback(
EncodedImageCallback* callback) override {
return encoder_->RegisterEncodeCompleteCallback(callback);
}
int32_t Release() override { return encoder_->Release(); }
int32_t SetChannelParameters(uint32_t packet_loss, int64_t rtt) override {
return encoder_->SetChannelParameters(packet_loss, rtt);
}
int32_t SetRateAllocation(const VideoBitrateAllocation& rate_allocation,
uint32_t framerate) override {
return encoder_->SetRateAllocation(rate_allocation, framerate);
}
const char* ImplementationName() const override {
return encoder_->ImplementationName();
}
VideoEncoder* const encoder_;
};
VideoEncoder* const encoder_;
CodecInfo codec_info_;
};
} // namespace test
} // namespace webrtc
#endif // TEST_ENCODER_PROXY_FACTORY_H_
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