Libopencv_calib3d4110d.a missing during cmake build

C++
,
1

GetOpenCV module

set(BUILD_STATIC_LIBS ON)
set(BUILD_SHARED_LIBS OFF)
message(STATUS "Downloading and extracting OpenCV library sources. This will take some time...")
include(FetchContent)
Set(FETCHCONTENT_QUIET FALSE) # Needed to print downloading progress
FetchContent_Declare(
    opencv
    URL https://github.com/opencv/opencv/archive/refs/tags/4.11.0.zip # downloading a zip release speeds up the download
    USES_TERMINAL_DOWNLOAD TRUE
    GIT_PROGRESS TRUE
    DOWNLOAD_EXTRACT_TIMESTAMP FALSE
    EXCLUDE_FROM_ALL
)
FetchContent_MakeAvailable(opencv)

CMakeLists.txt

add_executable(Pixer main.cpp)
target_link_libraries(Pixer ${OpenCV_LIBS})
target_include_directories(Pixer PRIVATE ${OpenCV_INCLUDE_DIRS})

build error

ninja: error: '_deps/opencv-build/lib/libopencv_calib3d4110d.a', needed by 'Pixer.exe', missing and no known rule to make it

Enivronment
Windows 11, msys2 mingw gcc toolchain

2

the d suffix stands for debug builds.

if you don’t have those (of OpenCV), you need to build your own program as a release build instead.

3

For anyone curious, it seems as of this time, FetchContent can not be used to download and populate your project with an OpenCV dependency