Nagram/TMessagesProj/jni/webrtc/video/frame_dumping_decoder.cc

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2020-08-14 16:58:22 +00:00
/*
* 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.
*/
#include "video/frame_dumping_decoder.h"
#include <memory>
#include <utility>
#include "modules/video_coding/include/video_codec_interface.h"
#include "modules/video_coding/utility/ivf_file_writer.h"
namespace webrtc {
namespace {
class FrameDumpingDecoder : public VideoDecoder {
public:
FrameDumpingDecoder(std::unique_ptr<VideoDecoder> decoder, FileWrapper file);
~FrameDumpingDecoder() override;
int32_t InitDecode(const VideoCodec* codec_settings,
int32_t number_of_cores) override;
int32_t Decode(const EncodedImage& input_image,
bool missing_frames,
int64_t render_time_ms) override;
int32_t RegisterDecodeCompleteCallback(
DecodedImageCallback* callback) override;
int32_t Release() override;
bool PrefersLateDecoding() const override;
const char* ImplementationName() const override;
private:
std::unique_ptr<VideoDecoder> decoder_;
VideoCodecType codec_type_ = VideoCodecType::kVideoCodecGeneric;
std::unique_ptr<IvfFileWriter> writer_;
};
FrameDumpingDecoder::FrameDumpingDecoder(std::unique_ptr<VideoDecoder> decoder,
FileWrapper file)
: decoder_(std::move(decoder)),
writer_(IvfFileWriter::Wrap(std::move(file),
/* byte_limit= */ 100000000)) {}
FrameDumpingDecoder::~FrameDumpingDecoder() = default;
int32_t FrameDumpingDecoder::InitDecode(const VideoCodec* codec_settings,
int32_t number_of_cores) {
codec_type_ = codec_settings->codecType;
return decoder_->InitDecode(codec_settings, number_of_cores);
}
int32_t FrameDumpingDecoder::Decode(const EncodedImage& input_image,
bool missing_frames,
int64_t render_time_ms) {
int32_t ret = decoder_->Decode(input_image, missing_frames, render_time_ms);
writer_->WriteFrame(input_image, codec_type_);
return ret;
}
int32_t FrameDumpingDecoder::RegisterDecodeCompleteCallback(
DecodedImageCallback* callback) {
return decoder_->RegisterDecodeCompleteCallback(callback);
}
int32_t FrameDumpingDecoder::Release() {
return decoder_->Release();
}
bool FrameDumpingDecoder::PrefersLateDecoding() const {
return decoder_->PrefersLateDecoding();
}
const char* FrameDumpingDecoder::ImplementationName() const {
return decoder_->ImplementationName();
}
} // namespace
std::unique_ptr<VideoDecoder> CreateFrameDumpingDecoderWrapper(
std::unique_ptr<VideoDecoder> decoder,
FileWrapper file) {
return std::make_unique<FrameDumpingDecoder>(std::move(decoder),
std::move(file));
}
} // namespace webrtc