Environment construction of ffmpeg in Qt

1. Create the project

2. Build the ffmpeg environment

• Create bin under the project (as the execution directory of the project), ffmpeg (ffmpeg configuration file)

• content in bin

• The content of include in ffmpeg (where the header file is stored

）

• The content of lib in ffmpeg (where the inventory is placed

)

3. Load in pro

3. Configure C use environment

extern "C"
{
    
    
#include <libavcodec/avcodec.h> //编解码
#include <libavformat/avformat.h> //分装格式处理
#include <libswscale/swscale.h>
#include <libswresample/swresample.h>
#include <libavdevice/avdevice.h>//设备
#include <libavutil/avutil.h> //工具库
}

Configuration complete