1 /* 2 * Copyright (c) 2024-2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef HI_TRANSCODER_IMPL_H 17 #define HI_TRANSCODER_IMPL_H 18 19 #include "i_transcoder_engine.h" 20 #include "transcoder_param.h" 21 #include "common/log.h" 22 #include "filter/filter_factory.h" 23 #include "osal/task/condition_variable.h" 24 #include "filter/filter.h" 25 #include "media_errors.h" 26 #include "osal/task/task.h" 27 #include "pipeline/pipeline.h" 28 #include "demuxer_filter.h" 29 #include "audio_decoder_filter.h" 30 #include "surface_decoder_filter.h" 31 #include "audio_encoder_filter.h" 32 #include "surface_encoder_filter.h" 33 #include "muxer_filter.h" 34 #include "video_resize_filter.h" 35 #include "hitranscoder_callback_looper.h" 36 37 namespace OHOS { 38 namespace Media { 39 40 class HiTransCoderImpl : public ITransCoderEngine { 41 public: 42 HiTransCoderImpl(int32_t appUid, int32_t appPid, uint32_t appTokenId, uint64_t appFullTokenId); 43 ~HiTransCoderImpl(); 44 void SetInstanceId(uint64_t instanceId); 45 int32_t Init(); 46 int32_t SetInputFile(const std::string &url); 47 int32_t SetOutputFile(const int32_t fd); 48 int32_t SetOutputFormat(OutputFormatType format); 49 int32_t SetObs(const std::weak_ptr<ITransCoderEngineObs> &obs); 50 int32_t Configure(const TransCoderParam &recParam); 51 int32_t Prepare(); 52 int32_t Start(); 53 int32_t Pause(); 54 int32_t Resume(); 55 int32_t Cancel(); 56 void OnEvent(const Event &event); 57 Status OnCallback(std::shared_ptr<Pipeline::Filter> filter, const Pipeline::FilterCallBackCommand cmd, 58 Pipeline::StreamType outType); 59 int32_t GetCurrentTime(int32_t& currentPositionMs); 60 int32_t GetDuration(int32_t& durationMs); 61 62 private: 63 void AppendTranscoderMediaInfo(); 64 void AppendSrcMediaInfo(std::shared_ptr<Meta> meta); 65 void AppendDstMediaInfo(std::shared_ptr<Meta> meta); 66 int32_t GetRealPath(const std::string &url, std::string &realUrlPath) const; 67 void ConfigureVideoEncoderFormat(const TransCoderParam &transCoderParam); 68 Status ConfigureColorSpace(const TransCoderParam &transCoderParam); 69 Status LinkAudioDecoderFilter(const std::shared_ptr<Pipeline::Filter>& preFilter, Pipeline::StreamType type); 70 Status LinkAudioEncoderFilter(const std::shared_ptr<Pipeline::Filter>& preFilter, Pipeline::StreamType type); 71 Status LinkVideoDecoderFilter(const std::shared_ptr<Pipeline::Filter>& preFilter, Pipeline::StreamType type); 72 Status LinkVideoEncoderFilter(const std::shared_ptr<Pipeline::Filter>& preFilter, Pipeline::StreamType type); 73 Status LinkVideoResizeFilter(const std::shared_ptr<Pipeline::Filter>& preFilter, Pipeline::StreamType type); 74 Status LinkMuxerFilter(const std::shared_ptr<Pipeline::Filter>& preFilter, Pipeline::StreamType type); 75 Status SetSurfacePipeline(int32_t outputVideoWidth, int32_t outputVideoHeight); 76 void HandleErrorEvent(int32_t errorCode); 77 void HandleCompleteEvent(); 78 void SkipAudioDecAndEnc(); 79 Status ConfigureVideoAudioMetaData(); 80 void ConfigureVideoWidthHeight(const TransCoderParam &transCoderParam); 81 Status ConfigureAudioParam(const TransCoderParam &transCoderParam); 82 Status ConfigureVideoParam(const TransCoderParam &transCoderParam); 83 Status ConfigureVideoBitrate(); 84 bool SetValueByType(const std::shared_ptr<Meta> &innerMeta, std::shared_ptr<Meta> &outputMeta); 85 bool ProcessMetaKey( 86 const std::shared_ptr<Meta> &innerMeta, std::shared_ptr<Meta> &outputMeta, const std::string &metaKey); 87 void ConfigureMetaDataToTrackFormat(const std::shared_ptr<Meta> &globalInfo, 88 const std::vector<std::shared_ptr<Meta>> &trackInfos); 89 int64_t GetCurrentMillisecond(); 90 void CollectionErrorInfo(int32_t errCode, const std::string& errMsg); 91 void ConfigureDefaultParameter(); 92 void ConfigureVideoDefaultEncFormat(); 93 void ConfigureAudioDefaultEncFormat(); 94 Status ConfigureEnableBFrameEncoding(const TransCoderParam &transCoderParam); 95 96 struct SkipProcessFilterFlag { 97 bool isSameAudioEncFmt = false; 98 bool isSameAudioBitrate = false; 99 bool isSameVideoResolution = false; CanSkipAudioDecAndEncFilterSkipProcessFilterFlag100 bool CanSkipAudioDecAndEncFilter() 101 { 102 return isSameAudioEncFmt && isSameAudioBitrate; 103 } CanSkipVideoResizeFilterSkipProcessFilterFlag104 bool CanSkipVideoResizeFilter() 105 { 106 return isSameVideoResolution; 107 } 108 }; 109 110 SkipProcessFilterFlag skipProcessFilterFlag_ {}; 111 112 int32_t appUid_{0}; 113 int32_t appPid_{0}; 114 int32_t appTokenId_{0}; 115 int64_t appFullTokenId_{0}; 116 117 std::shared_ptr<Pipeline::Pipeline> pipeline_; 118 std::shared_ptr<Pipeline::DemuxerFilter> demuxerFilter_; 119 std::shared_ptr<Pipeline::AudioDecoderFilter> audioDecoderFilter_; 120 std::shared_ptr<Pipeline::SurfaceDecoderFilter> videoDecoderFilter_; 121 std::shared_ptr<Pipeline::AudioEncoderFilter> audioEncoderFilter_; 122 std::shared_ptr<Pipeline::SurfaceEncoderFilter> videoEncoderFilter_; 123 std::shared_ptr<Pipeline::VideoResizeFilter> videoResizeFilter_; 124 std::shared_ptr<Pipeline::MuxerFilter> muxerFilter_; 125 126 std::shared_ptr<Pipeline::EventReceiver> transCoderEventReceiver_; 127 std::shared_ptr<Pipeline::FilterCallback> transCoderFilterCallback_; 128 129 std::shared_ptr<Meta> audioEncFormat_ = std::make_shared<Meta>(); 130 std::shared_ptr<Meta> videoEncFormat_ = std::make_shared<Meta>(); 131 std::shared_ptr<Meta> muxerFormat_ = std::make_shared<Meta>(); 132 std::shared_ptr<Meta> srcVideoFormat_ = std::make_shared<Meta>(); 133 std::shared_ptr<Meta> srcAudioFormat_ = std::make_shared<Meta>(); 134 135 std::weak_ptr<ITransCoderEngineObs> obs_{}; 136 std::shared_ptr<HiTransCoderCallbackLooper> callbackLooper_; 137 OutputFormatType outputFormatType_{OutputFormatType::FORMAT_BUTT}; 138 int32_t fd_ = -1; 139 std::string inputFile_; 140 141 std::string transCoderId_; 142 bool isAudioTrackLinked_ = false; 143 bool isVideoTrackLinked_ = false; 144 int32_t inputVideoWidth_ = 0; 145 int32_t inputVideoHeight_ = 0; 146 std::string inputAudioMimeType_; 147 bool isExistVideoTrack_ = false; 148 bool isConfiguredVideoBitrate_ = false; 149 std::atomic<int32_t> durationMs_{-1}; 150 151 uint64_t instanceId_ = 0; 152 int64_t startTime_ = 0; 153 int64_t transcoderTotalDuration_ = 0; 154 int32_t errCode_ = 0; 155 std::string errMsg_ = "success"; 156 std::mutex ignoreErrorMutex_; 157 bool ignoreError_ = false; 158 }; 159 } // namespace MEDIA 160 } // namespace OHOS 161 #endif // HI_RECORDER_IMPL_H