annotate Framework/Loaders/IFetchingStrategy.h @ 925:4639d0bf6390

Added support for Grayscale16 in the multiframe loader (Victor)
author Benjamin Golinvaux <bgo@osimis.io>
date Mon, 22 Jul 2019 16:00:03 +0200
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #include <boost/noncopyable.hpp>
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25
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26 namespace OrthancStone
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27 {
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28 class IFetchingStrategy : public boost::noncopyable
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29 {
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30 public:
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31 virtual ~IFetchingStrategy()
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32 {
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33 }
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34
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35 virtual unsigned int GetItemsCount() const = 0;
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36
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37 virtual unsigned int GetMaxQuality() const = 0;
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38
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39 virtual bool GetNext(unsigned int& item,
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40 unsigned int& quality) = 0;
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41
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42 virtual void SetCurrent(unsigned int item) = 0;
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43
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44 // Ask the strategy to re-schedule the item with the lowest
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45 // priority in the fetching order. This allows to know which item
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46 // should be dropped from a cache.
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47 virtual void RecycleFurthest(unsigned int& item) = 0;
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48 };
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49 };