1 /* 2 * Copyright (c) 2023 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 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 OHOS_HDI_CODEC_V1_0_CODECJPEGDEC_H 17 #define OHOS_HDI_CODEC_V1_0_CODECJPEGDEC_H 18 19 #include <map> 20 #include <mutex> 21 #include "buffer_handle.h" 22 #include "codec_jpeg_core.h" 23 #include "codec_image_config.h" 24 constexpr uint32_t CODEC_IMAGE_MAX_BUFFER_SIZE = 50 * 1024 *1024; 25 namespace OHOS { 26 namespace HDI { 27 namespace Codec { 28 namespace Image { 29 namespace V1_0 { 30 class CodecJpegDecoder : public ICodecImageJpeg { 31 public: 32 explicit CodecJpegDecoder(); 33 34 virtual ~CodecJpegDecoder() = default; 35 36 int32_t GetImageCapability(std::vector<CodecImageCapability>& capList) override; 37 38 int32_t JpegInit() override; 39 40 int32_t JpegDeInit() override; 41 42 int32_t DoJpegDecode(const CodecImageBuffer& inBuffer, const CodecImageBuffer& outBuffer, 43 const sptr<ICodecImageCallback>& callbacks, const CodecJpegDecInfo& decInfo) override; 44 45 int32_t AllocateInBuffer(CodecImageBuffer& inBuffer, uint32_t size) override; 46 47 int32_t FreeInBuffer(const CodecImageBuffer& buffer) override; 48 49 private: 50 uint32_t GetNextBufferId(); 51 52 private: 53 uint32_t bufferId_; 54 std::mutex mutex_; 55 std::unique_ptr<CodecJpegCore> core_; 56 std::map<uint32_t, BufferHandle*> bufferHandleMap_; 57 }; 58 } // V1_0 59 } // Image 60 } // Codec 61 } // HDI 62 } // OHOS 63 64 #endif // OHOS_HDI_CODEC_V1_0_CODECJPEGDEC_H 65