Mercurial > hg > orthanc
annotate OrthancFramework/Sources/HttpServer/HttpStreamTranscoder.h @ 4831:7053502fbf97
added copyright UCLouvain
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 25 Nov 2021 19:01:11 +0100 |
| parents | d9473bd5ed43 |
| children | 43e613a7756b |
| rev | line source |
|---|---|
| 1525 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1525 | 4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2021 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 1525 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
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9 * modify it under the terms of the GNU Lesser General Public License |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
| 1525 | 12 * |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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16 * Lesser General Public License for more details. |
| 1525 | 17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
| 1525 | 21 **/ |
| 22 | |
| 23 | |
| 24 #pragma once | |
| 25 | |
| 26 #include "BufferHttpSender.h" | |
| 27 | |
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28 #include "../Compatibility.h" |
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29 |
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30 #include <memory> // For std::unique_ptr |
| 1525 | 31 |
| 32 namespace Orthanc | |
| 33 { | |
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34 class ORTHANC_PUBLIC HttpStreamTranscoder : public IHttpStreamAnswer |
| 1525 | 35 { |
| 36 private: | |
| 37 IHttpStreamAnswer& source_; | |
| 38 CompressionType sourceCompression_; | |
| 39 uint64_t bytesToSkip_; | |
| 40 uint64_t skipped_; | |
| 41 uint64_t currentChunkOffset_; | |
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42 bool ready_; |
| 1525 | 43 |
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44 std::unique_ptr<BufferHttpSender> uncompressed_; |
| 1525 | 45 |
| 46 void ReadSource(std::string& buffer); | |
| 47 | |
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48 HttpCompression SetupZlibCompression(bool deflateAllowed); |
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49 |
| 1525 | 50 public: |
| 51 HttpStreamTranscoder(IHttpStreamAnswer& source, | |
| 4298 | 52 CompressionType compression); |
| 1525 | 53 |
| 54 // This is the first method to be called | |
| 55 virtual HttpCompression SetupHttpCompression(bool gzipAllowed, | |
| 4201 | 56 bool deflateAllowed) ORTHANC_OVERRIDE; |
| 1525 | 57 |
| 4298 | 58 virtual bool HasContentFilename(std::string& filename) ORTHANC_OVERRIDE; |
| 1525 | 59 |
| 4298 | 60 virtual std::string GetContentType() ORTHANC_OVERRIDE; |
| 1525 | 61 |
| 4201 | 62 virtual uint64_t GetContentLength() ORTHANC_OVERRIDE; |
| 1525 | 63 |
| 4201 | 64 virtual bool ReadNextChunk() ORTHANC_OVERRIDE; |
| 1525 | 65 |
| 4201 | 66 virtual const char* GetChunkContent() ORTHANC_OVERRIDE; |
| 1525 | 67 |
| 4201 | 68 virtual size_t GetChunkSize() ORTHANC_OVERRIDE; |
| 1525 | 69 }; |
| 70 } |