static TransformationMatrix applyTransformAnimation(const TransformOperations& from, const TransformOperations& to, double progress, const FloatSize& boxSize, bool listsMatch)
{
TransformationMatrix matrix;
// First frame of an animation.
if (!progress) {
from.apply(boxSize, matrix);
return matrix;
}
// Last frame of an animation.
if (progress == 1) {
to.apply(boxSize, matrix);
return matrix;
}
// If we have incompatible operation lists, we blend the resulting matrices.
if (!listsMatch) {
TransformationMatrix fromMatrix;
to.apply(boxSize, matrix);
from.apply(boxSize, fromMatrix);
matrix.blend(fromMatrix, progress);
return matrix;
}
// Animation to "-webkit-transform: none".
if (!to.size()) {
TransformOperations blended(from);
for (auto& operation : blended.operations())
operation->blend(nullptr, progress, true)->apply(matrix, boxSize);
return matrix;
}
// Animation from "-webkit-transform: none".
if (!from.size()) {
TransformOperations blended(to);
for (auto& operation : blended.operations())
operation->blend(nullptr, 1 - progress, true)->apply(matrix, boxSize);
return matrix;
}
// Normal animation with a matching operation list.
TransformOperations blended(to);
for (size_t i = 0; i < blended.operations().size(); ++i)
blended.operations()[i]->blend(from.at(i), progress, !from.at(i))->apply(matrix, boxSize);
return matrix;
}
bool stitch(Options opts, StitchProgressCallable* callback)
{
try
{
StitchEngine stitcher(opts);
int i = 0;
int t_s = opts.image_names.size();
while (opts.image_names.size())
{
string imagename = opts.image_names.back();
string imagename_full = opts.directory + "/" + imagename;
std::cout << "reading " << imagename_full << std::endl;
Mat img = imread(opts.directory + "/" + imagename);
if(img.empty()){
std::cerr << "image was not read!" << std::endl;
}
stitcher.addNewImage(img);
if (callback)
{
callback->onProgress(int((float(i++) / t_s) * 100));
}
opts.image_names.pop_back();
}
Mat blended(opts.stitch_size,CV_8UC3);
stitcher.stitch(blended,callback);
vector<int> write_params(2);
write_params[0] = CV_IMWRITE_JPEG_QUALITY;
write_params[1] = 85; //need low size for emailing
imwrite(opts.stitch_output, blended, write_params);
}
catch (CanceledException e)
{
std::cout << ("Canceled");
return true;
}
catch (...)
{
std::cerr << ("Fail stitch!");
return false;
}
return true;
}
