1 /* 2 * Copyright (C) 2024 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 OH_VEF_VIDEO_DECODER_H 17 #define OH_VEF_VIDEO_DECODER_H 18 19 #include <string> 20 #include "ffrt.h" 21 #include <native_avdemuxer.h> 22 #include <native_avsource.h> 23 #include <native_avformat.h> 24 #include "codec/video_decoder_engine.h" 25 #include "codec/video/decoder/video_demuxer.h" 26 #include "codec/common/codec_common.h" 27 #include "video_editor.h" 28 29 namespace OHOS { 30 namespace Media { 31 32 class VideoDecoder { 33 public: 34 VideoDecoder(uint64_t id, const CodecOnInData& packetReadFunc, 35 const CodecOnDecodeFrame& onDecodeFrameCallback, const CodecOnDecodeResult& onDecodeResultCallback); 36 ~VideoDecoder(); 37 38 public: 39 VEFError Init(OH_AVFormat* videoFormat); 40 VEFError SetNativeWindow(OHNativeWindow* surfaceWindow); 41 VEFError Start(); 42 VEFError Stop(); 43 44 private: 45 VEFError CreateDecoder(); 46 VEFError ConfigureDecoder(OH_AVFormat* videoFormat); 47 void CodecOnStreamChangedInner(OH_AVFormat* format); 48 void CodecOnNeedInputDataInner(OH_AVCodec* codec, uint32_t index, OH_AVMemory* data); 49 void CodecOnNewOutputData(OH_AVCodec* codec, uint32_t index, OH_AVMemory* data, OH_AVCodecBufferAttr* attr); 50 51 private: 52 std::string logTag_ = ""; 53 OH_AVCodec* decoder_{ nullptr }; 54 std::string codecMime_ = ""; 55 CodecOnInData packetReadFunc_{ nullptr }; 56 CodecOnDecodeFrame onDecodeFrameCallback_{ nullptr }; 57 CodecOnDecodeResult onDecodeResultCallback_{ nullptr }; 58 CodecState state_{ CodecState::INIT }; 59 ffrt::task_handle taskHandle_{ nullptr }; 60 }; 61 } // namespace Media 62 } // namespace OHOS 63 64 #endif // OH_VEF_VIDEO_DECODER_H 65