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annotate c/InputFrameListModule.cpp @ 400:7ef1071e3cc3

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clean up of input classes for list of images and video files
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Mon, 29 Jul 2013 18:06:55 -0400
parents c389fae9689a
children b829ebdc18e6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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400
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1 #include "InputFrameListModule.h"
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2 #include "utils.hpp"
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3
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4 #include <fstream>
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5 #include <ostream>
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6 #include <iostream>
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7
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8 #include "opencv2/core/core.hpp"
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9 #include "opencv2/highgui/highgui.hpp"
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10
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11 InputFrameListModule::InputFrameListModule(const std::string& basePath, const std::string& pictureList)
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12 : mCurrentIdx(0), mInit(false), mBasePath(basePath+"/") {
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13 loadFileList(pictureList);
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14 }
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15 InputFrameListModule::~InputFrameListModule()
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16 {
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17
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18 }
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21
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22 bool InputFrameListModule::getNextFrame(cv::Mat& mat)
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23 {
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24 bool success = false;
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25 if(mCurrentIdx < mFileList.size())
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26 {
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27 const std::string& fileName = mBasePath+mFileList[mCurrentIdx++];
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28 mCurrentFrame = cv::imread(fileName);
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29
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30 if(!mCurrentFrame.empty())
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31 success = true;
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32 mat = mCurrentFrame;
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33 }
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34
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35
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36 return success;
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37 }
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38
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39 unsigned int InputFrameListModule::getNbFrames()
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40 {
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41 return mFileList.size();
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42 }
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43
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44 void InputFrameListModule::loadFileList(const std::string& path)
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45 {
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46 std::ifstream inputFile((mBasePath+path).c_str());
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47 ::openCheck(inputFile, mBasePath+path, "InputFrameListModule::loadFileList");
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48 std::string str;
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49 while( !inputFile.eof() )
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50 {
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51 std::getline(inputFile, str);
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52 if (str.empty())
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53 break;
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54 if (str.at(0) == '#' )
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55 continue; /* comment */
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56 mFileList.push_back(str);
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57 }
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58
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59 if(!mFileList.empty())
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60 {
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61 cv::Mat tmpImg = cv::imread(mBasePath+mFileList[0]);
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62 mSize = cv::Size(tmpImg.cols, tmpImg.rows);
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63 mInit = true;
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64 }
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65 }