1 /*
2 * Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include "video/frame_dumping_decoder.h"
12
13 #include <memory>
14 #include <utility>
15
16 #include "modules/video_coding/include/video_codec_interface.h"
17 #include "modules/video_coding/utility/ivf_file_writer.h"
18
19 namespace webrtc {
20 namespace {
21
22 class FrameDumpingDecoder : public VideoDecoder {
23 public:
24 FrameDumpingDecoder(std::unique_ptr<VideoDecoder> decoder, FileWrapper file);
25 ~FrameDumpingDecoder() override;
26
27 bool Configure(const Settings& settings) override;
28 int32_t Decode(const EncodedImage& input_image,
29 bool missing_frames,
30 int64_t render_time_ms) override;
31 int32_t RegisterDecodeCompleteCallback(
32 DecodedImageCallback* callback) override;
33 int32_t Release() override;
34 DecoderInfo GetDecoderInfo() const override;
35 const char* ImplementationName() const override;
36
37 private:
38 std::unique_ptr<VideoDecoder> decoder_;
39 VideoCodecType codec_type_ = VideoCodecType::kVideoCodecGeneric;
40 std::unique_ptr<IvfFileWriter> writer_;
41 };
42
FrameDumpingDecoder(std::unique_ptr<VideoDecoder> decoder,FileWrapper file)43 FrameDumpingDecoder::FrameDumpingDecoder(std::unique_ptr<VideoDecoder> decoder,
44 FileWrapper file)
45 : decoder_(std::move(decoder)),
46 writer_(IvfFileWriter::Wrap(std::move(file),
47 /* byte_limit= */ 100000000)) {}
48
49 FrameDumpingDecoder::~FrameDumpingDecoder() = default;
50
Configure(const Settings & settings)51 bool FrameDumpingDecoder::Configure(const Settings& settings) {
52 codec_type_ = settings.codec_type();
53 return decoder_->Configure(settings);
54 }
55
Decode(const EncodedImage & input_image,bool missing_frames,int64_t render_time_ms)56 int32_t FrameDumpingDecoder::Decode(const EncodedImage& input_image,
57 bool missing_frames,
58 int64_t render_time_ms) {
59 int32_t ret = decoder_->Decode(input_image, missing_frames, render_time_ms);
60 writer_->WriteFrame(input_image, codec_type_);
61
62 return ret;
63 }
64
RegisterDecodeCompleteCallback(DecodedImageCallback * callback)65 int32_t FrameDumpingDecoder::RegisterDecodeCompleteCallback(
66 DecodedImageCallback* callback) {
67 return decoder_->RegisterDecodeCompleteCallback(callback);
68 }
69
Release()70 int32_t FrameDumpingDecoder::Release() {
71 return decoder_->Release();
72 }
73
GetDecoderInfo() const74 VideoDecoder::DecoderInfo FrameDumpingDecoder::GetDecoderInfo() const {
75 return decoder_->GetDecoderInfo();
76 }
77
ImplementationName() const78 const char* FrameDumpingDecoder::ImplementationName() const {
79 return decoder_->ImplementationName();
80 }
81
82 } // namespace
83
CreateFrameDumpingDecoderWrapper(std::unique_ptr<VideoDecoder> decoder,FileWrapper file)84 std::unique_ptr<VideoDecoder> CreateFrameDumpingDecoderWrapper(
85 std::unique_ptr<VideoDecoder> decoder,
86 FileWrapper file) {
87 return std::make_unique<FrameDumpingDecoder>(std::move(decoder),
88 std::move(file));
89 }
90
91 } // namespace webrtc
92