Fixs: After scaling back to original image, some detected ROI will outside the original image ROI
Copy ocl::queryDeviceInfo interface from master to 2.4.
Affected functions surf.ocl, pyrlk.ocl and hog.ocl are updated with the change.
libd1394 2.x support for mingw on windows added
libd1394 2.x support for mingw on windows added
Merge branch 'mingw-libdc1394-2-windows' of https://github.com/dominikrose/opencv into mingw-libdc1394-2-windows
Merge branch 'mingw-libdc1394-2-windows' of https://github.com/dominikrose/opencv into mingw-libdc1394-2-windows
Merge branch 'mingw-libdc1394-2-windows' of https://github.com/dominikrose/opencv into mingw-libdc1394-2-windows
Merge branch 'mingw-libdc1394-2-windows' of https://github.com/dominikrose/opencv into mingw-libdc1394-2-windows
Merge branch 'mingw-libdc1394-2-windows' of https://github.com/dominikrose/opencv into mingw-libdc1394-2-windows
libdc1394 - removed validation for msvc compiler in CMakeLists.txt
add accuracy tests while running perf
fix the waring in gemm test
add OpticalFlowDual_TVL1_OCL function
fix a warning
Merge pull request #897 from bitwangyaoyao:2.4_TVL1
'aapt' tool moved in SDK r22, adding support to run.py
Bug #2967, basic_structures.rst, fix 2 typos
Bug #2967, void DescriptorMatcher::radiusMatch() // description unclear,
only file:  common_interfaces_of_descriptor_matchers.rst
Bug #2966, insert CV_Assert(size.width>0 && size.height>0); in imshow()
Simple set of the camera index to allow the user to change it after the object has been initialized.