aosp12/external/webrtc/test/video_decoder_proxy_factory.h

79 lines
2.5 KiB
C++

/*
* 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_VIDEO_DECODER_PROXY_FACTORY_H_
#define TEST_VIDEO_DECODER_PROXY_FACTORY_H_
#include <memory>
#include <vector>
#include "api/video_codecs/video_decoder.h"
#include "api/video_codecs/video_decoder_factory.h"
namespace webrtc {
namespace test {
// A decoder factory with a single underlying VideoDecoder object, intended for
// test purposes. Each call to CreateVideoDecoder returns a proxy for the same
// decoder, typically an instance of FakeDecoder or MockEncoder.
class VideoDecoderProxyFactory final : public VideoDecoderFactory {
public:
explicit VideoDecoderProxyFactory(VideoDecoder* decoder)
: decoder_(decoder) {}
// Unused by tests.
std::vector<SdpVideoFormat> GetSupportedFormats() const override {
RTC_NOTREACHED();
return {};
}
std::unique_ptr<VideoDecoder> CreateVideoDecoder(
const SdpVideoFormat& format) override {
return std::make_unique<DecoderProxy>(decoder_);
}
private:
// Wrapper class, since CreateVideoDecoder needs to surrender
// ownership to the object it returns.
class DecoderProxy final : public VideoDecoder {
public:
explicit DecoderProxy(VideoDecoder* decoder) : decoder_(decoder) {}
private:
int32_t Decode(const EncodedImage& input_image,
bool missing_frames,
int64_t render_time_ms) override {
return decoder_->Decode(input_image, missing_frames, render_time_ms);
}
int32_t InitDecode(const VideoCodec* config,
int32_t number_of_cores) override {
return decoder_->InitDecode(config, number_of_cores);
}
int32_t RegisterDecodeCompleteCallback(
DecodedImageCallback* callback) override {
return decoder_->RegisterDecodeCompleteCallback(callback);
}
int32_t Release() override { return decoder_->Release(); }
bool PrefersLateDecoding() const { return decoder_->PrefersLateDecoding(); }
const char* ImplementationName() const override {
return decoder_->ImplementationName();
}
VideoDecoder* const decoder_;
};
VideoDecoder* const decoder_;
};
} // namespace test
} // namespace webrtc
#endif // TEST_VIDEO_DECODER_PROXY_FACTORY_H_