| int Impala::Application::Video::DemoVideo | ( | ) |
Definition at line 65 of file mainVideo.cpp.
References Impala::Core::Stream::RgbDataDst::Close(), Impala::Core::Array::Array2dTem< StorT, elemSize, ArithT >::CPB(), Impala::Core::Stream::RgbDataSrc::DataPtr(), FpsReset(), Impala::Core::Stream::RgbDataSrc::FrameHeight(), Impala::Core::Stream::RgbDataSrc::FrameWidth(), gDoLoop, gDoRandom, gDst, gFramesDone, gGopSize, gNrFrames, Impala::Core::Stream::RgbDataSrc::GotoFrame(), gRotateLeft, gRotateRight, gSrc, gStatusBuf, gStepSize, gTimer, gVerbose, Impala::Core::Stream::RgbDataSrc::LastFrame(), Impala::Core::Geometry::NEAREST, Impala::Core::Stream::RgbDataDst::NextFrame(), Impala::Core::Stream::RgbDataSrc::NextFrame(), Impala::Core::Stream::RgbDataSrc::Reset(), Impala::Core::Array::Rotate(), Impala::Timer::Start(), Impala::Core::Stream::RgbDataSrc::TheEnd(), UpdateStatusBuf(), and Impala::Core::Stream::RgbDataDst::WindowManage().
Referenced by mainVideo().
00066 { 00067 int done = 0; 00068 Array2dVec3UInt8* rotIm = 0; 00069 gTimer.Start(); 00070 while (!done) 00071 { 00072 if (gDoRandom) 00073 { 00074 int maxFrame = (gSrc->LastFrame()/gGopSize)*gGopSize; 00075 int rFrame = rand()*maxFrame/RAND_MAX; 00076 gSrc->GotoFrame(rFrame); 00077 } 00078 else 00079 { 00080 gSrc->NextFrame(gStepSize); 00081 } 00082 00083 if (! gSrc->DataPtr()) 00084 { 00085 std::cout << "skipping empty frame" << std::endl; 00086 continue; 00087 } 00088 if (gRotateLeft || gRotateRight) 00089 { 00090 int degrees = (gRotateLeft) ? 90 : -90; 00091 Array2dVec3UInt8* wrap = new Array2dVec3UInt8(gSrc->FrameWidth(), 00092 gSrc->FrameHeight(), 00093 0, 0, gSrc->DataPtr(), 00094 true); 00095 Rotate(rotIm, wrap, degrees, Core::Geometry::NEAREST, true, 0); 00096 gDst->NextFrame(rotIm->CPB()); 00097 delete wrap; 00098 } 00099 else 00100 { 00101 gDst->NextFrame(gSrc->DataPtr()); 00102 } 00103 gFramesDone++; 00104 if ((gVerbose > 0) && (gFramesDone % gVerbose == 0)) 00105 { 00106 UpdateStatusBuf(); 00107 std::cout << gStatusBuf << std::endl; 00108 } 00109 00110 UpdateStatusBuf(); 00111 done = gDst->WindowManage(done, gStatusBuf); 00112 if (gSrc->TheEnd()) 00113 { 00114 if (gDoLoop) 00115 { 00116 gSrc->Reset(); 00117 FpsReset(); 00118 } 00119 else 00120 { 00121 done = 1; 00122 gDst->Close(); 00123 } 00124 } 00125 if ((gNrFrames != -1) && (gFramesDone > gNrFrames)) 00126 { 00127 done = 1; 00128 gDst->Close(); 00129 } 00130 } 00131 if (rotIm) 00132 delete rotIm; 00133 return 0; 00134 }
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