4.报错的路径和原因如下图8,大概意思就是在路径D:\opencv\sources\modules\photo\test的test_hdr.cpp缺少include文件 原因:缺少include文件 解决方法:打开test_hdr.cpp,添加 #include <ctime> #include <cstdlib> 1. 2. 成功啦~~
project(MyFFmpegProject) set(CMAKE_CXX_STANDARD 11) # 找到 FFmpeg 包 find_package(FFmpeg REQUIRED) # 添加可执行文件 add_executable(MyFFmpegApp main.cpp) # 链接 FFmpeg 库 target_link_libraries(MyFFmpegApp PRIVATE ${FFmpeg_LIBRARIES}) include_directories(${FFmpeg_INCLUDE_DIRS}) 1. 2. 3. 4...
include_directories( ${OpenCV_INCLUDE_DIRS} ${ffmpeg_headers_DIR} ) 添加一个可执行目标,名称可自己指定,本例是直接用工程名称命名的 该可执行目标是由SRC_LIST中所列出的源文件生成 add_executable(${PROJECT_NAME} ${SRC_LIST} ) directory of opencv library link_directories(${OpenCV_LIBRARY_DIRS} $...
GSTREAMER_APP_INCLUDE_DIRS GSTREAMER_APP_LIBRARIES GSTREAMER_PBUTILS_INCLUDE_DIRS GSTREAMER_PBUTILS_LIBRARIES) -- Could NOT find SDL2 (missing: SDL2_LIBRARY SDL2_INCLUDE_DIR) -- Could NOT find SDL (missing: SDL_LIBRARY SDL_INCLUDE_DIR) CMake Warning (dev) at C:/Program Files/CMake/...
例如将共享库安装到/lib目录,将hello.h安装到/include/hello目录。 在lib/CMakeLists.txt中添加指令: INSTALL(TARGETS hello hello_static LIBRARY DESTINATION lib ARCHIVE DESTINATION lib) INSTALL(FILES hello.h DESTINATION include/hello) 编译指令: cmake -DCMAKE_INSTALL_PREFIX=/usr .. make make install ...
比如编译的 FFmpeg 动态库, # 使用 IMPORTED 表示导入库 add_library(avcodec-57_lib SHARED IMPORTED) # 使用 IMPORTED_LOCATION 属性指定库的路径 set_target_properties(avcodec-57_lib PROPERTIES IMPORTED_LOCATION ${CMAKE_CURRENT_SOURCE_DIR}/src/main/jniLibs/armeabi/libavcodec-57.so ) ...
在Linux环境下使用CMake来编译和链接FFmpeg涉及多个步骤,包括安装和配置FFmpeg开发库、创建CMake项目、编写CMakeLists.txt以及编写源代码等。下面我将详细解释这些步骤: 1. 安装和配置FFmpeg开发库 首先,你需要安装FFmpeg的开发库以及相关的依赖项。这可以通过包管理器来完成,例如在Ubuntu上,你可以使用以下命令: bash ...
(AVUTILREQUIREDlibavutil)# 包含FFmpeg头文件路径include_directories(${AVFORMAT_INCLUDE_DIRS})include_directories(${AVCODEC_INCLUDE_DIRS})include_directories(${AVUTIL_INCLUDE_DIRS})# 添加可执行文件add_executable(ffmpeg_test main.c)# 链接FFmpeg库target_link_libraries(ffmpeg_test ${AVFORMAT_LIBRARIES}${...
#include"swap.h"voidswap::run(){inttemp; temp = _a; _a = _b; _b = temp; }voidswap::printInfo(){ std::cout <<"_a = "<< _a << std::endl; std::cout <<"_b = "<< _b << std::endl; } CMakeLists.txt: cmake_minimum_required(VERSION3.0)project(SWAP)include_directorie...
message(STATUS"Configuring${PROJECT_NAME}ffmpeg6.1")#使用find_package引入ffmpeg#list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)#find_package(ffmpeg REQUIRED GLOBAL)#if(ffmpeg_FOUND)# include_directories(${ffmpeg_INCLUDE_DIRS})#endif()#接口库的方式导入ffmpegif(NOT ANDROID)set(FFMPEG_...