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Added support of homography motion model into vidostab sample

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This commit is contained in:
Alexey Spizhevoy 2012-04-06 10:51:46 +00:00
parent d9d4755387
commit 30b461a506
1 changed files with 27 additions and 23 deletions
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50
samples/cpp/videostab.cpp
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@ -65,7 +65,7 @@ void printHelp()
cout << "OpenCV video stabilizer.\n"
"Usage: videostab <file_path> [arguments]\n\n"
"Arguments:\n"
" -m, --model=(transl|transl_and_scale|linear_sim|affine)\n"
" -m, --model=(transl|transl_and_scale|linear_sim|affine|homography)\n"
" Set motion model. The default is affine.\n"
" --outlier-ratio=<float_number>\n"
" Outliers ratio in motion estimation. The default is 0.5.\n"
@ -232,30 +232,34 @@ int main(int argc, const char **argv)
if (arg("fps") == "auto") outputFps = source->fps(); else outputFps = argd("fps");
stabilizer->setFrameSource(source);
if (arg("load-motions") == "no")
{
PyrLkRobustMotionEstimator *est = 0;
if (arg("model") == "transl")
est = new PyrLkRobustMotionEstimator(TRANSLATION);
else if (arg("model") == "transl_and_scale")
est = new PyrLkRobustMotionEstimator(TRANSLATION_AND_SCALE);
else if (arg("model") == "linear_sim")
est = new PyrLkRobustMotionEstimator(LINEAR_SIMILARITY);
else if (arg("model") == "affine")
est = new PyrLkRobustMotionEstimator(AFFINE);
else
{
delete est;
throw runtime_error("unknown motion model: " + arg("model"));
}
RansacParams ransac = est->ransacParams();
ransac.eps = argf("outlier-ratio");
est->setRansacParams(ransac);
est->setMinInlierRatio(argf("min-inlier-ratio"));
stabilizer->setMotionEstimator(est);
}
PyrLkRobustMotionEstimator *est = 0;
if (arg("model") == "transl")
est = new PyrLkRobustMotionEstimator(TRANSLATION);
else if (arg("model") == "transl_and_scale")
est = new PyrLkRobustMotionEstimator(TRANSLATION_AND_SCALE);
else if (arg("model") == "linear_sim")
est = new PyrLkRobustMotionEstimator(LINEAR_SIMILARITY);
else if (arg("model") == "affine")
est = new PyrLkRobustMotionEstimator(AFFINE);
else if (arg("model") == "homography")
est = new PyrLkRobustMotionEstimator(HOMOGRAPHY);
else
{
delete est;
throw runtime_error("unknown motion model: " + arg("model"));
}
RansacParams ransac = est->ransacParams();
ransac.eps = argf("outlier-ratio");
est->setRansacParams(ransac);
est->setMinInlierRatio(argf("min-inlier-ratio"));
stabilizer->setMotionEstimator(est);
if (arg("load-motions") != "no")
{
MotionModel model = stabilizer->motionEstimator()->motionModel();
stabilizer->setMotionEstimator(new FromFileMotionReader(arg("load-motions")));
stabilizer->motionEstimator()->setMotionModel(model);
}
if (arg("save-motions") != "no")
stabilizer->setMotionEstimator(