Impala Documentation

void Impala::Core::VideoSet::SelectFrames::AddBeginMiddleEnd ( std::vector< int > & keyframes ) [inline, private]

Definition at line 128 of file SelectFrames.h.

00129     {
00130         int totalNr = mFrameNrs.size();
00131         int part = totalNr / 3;
00132         if (totalNr % 3 != 0)
00133             part++;  // begin and middle are more important
00134         std::vector<int> idxVec;
00135         for (int p=0 ; p<part ; p++)
00136         {
00137             for (int i=0 ; i<3 ; i++)
00138             {
00139                 int idx = i*part + p;
00140                 if (idx < totalNr)
00141                     idxVec.push_back(idx);
00142             }
00143         }
00144 
00145         int nrAdded = 0;
00146         int i = 0;
00147         while ((nrAdded < mNrExtra) && (i < idxVec.size()))
00148         {
00149             int frame = mFrameNrs[idxVec[i]];
00150             if (std::find(keyframes.begin(), keyframes.end(), frame) ==
00151                 keyframes.end())
00152             {
00153                 keyframes.push_back(frame);
00154                 nrAdded++;
00155             }
00156             i++;
00157         }
00158     }