I installed ffmpeg according to this article. ffmpeg installation was ok. Now I build opencv with ffmpeg support and I have some errors. The errors are /home/coie/Softwares/Libraries/opencv-:: error: ‘CODEC_FLAG_GLOBAL_HEADER’ was not declared in thi
在安装好的opencv文件夹下找到路径:opencv245\opencv\3rdparty\ffmpeg,此路径下有一个readme.txt文件,内容例如以下所看到的: The build script is to be fixed. Right now it assumes that 32-bit MinGW is in the system path and 64-bit mingw is installed to c:\Apps\MinGW64. It is important that
教程:www.cnblogs.com/jliangqiu2016/p/5597501.html 这里主要记载我编译遇到的错误及解决方法. OpenCV3.1软件下载:https://sourceforge.net/projects/opencvlibrary/ https://blog.csdn.net/liu798675179/article/details/51259505 Description 描述 The Open Source Computer Vision Library has
背景: 近期想在嵌入式平台上开发QT+Opencv,无料PC机上编写的OpenCV程序老是打不开视频. 開始提示:OpenCV Error: Bad argument (Array should be CvMat or IplImage) in cvGetSize 可是没实用错.考虑到可能没有打开视频,以作为cvGetSize的參数. 曾经程序执行没有问题.近期电脑进行了一些FFMPEG/ZLIB等的交叉编译.就不能执行了. 解决方法: 网上搜索,发现是由于ffmpeg没有编译到opencv里.