我正在尝试从两张图片创建 1fps webm, 代码:
// path to output
string outputVideoPath = "/home/gio/Desktop/giffer/def.webm";
// write dimensions in size struct
Size dims = Size(640,480);
// create and open VideoWriter object
VideoWriter outputVideo;
outputVideo.open(outputVideoPath, CV_FOURCC('V','P','8', '0'), 1, dims, true);
// check if opened
if(!outputVideo.isOpened()){
cout << "Creating outputVideo fail" << endl;
return -1;
}
// I hate strings
string paths[2];
paths[0] = "/home/gio/Desktop/giffer/images_temp/g0.jpg";
paths[1] = "/home/gio/Desktop/giffer/images_temp/g1.jpg";
for (int i = 0; i < 2; i++) {
cout << paths[i] << endl;
Mat temp = imread(paths[i]);
outputVideo.write(temp);
usleep(10000);
}
结果是唯一的一帧(最后一张图像),长 1 秒。 我做错了什么?
编辑:
我尝试了 .avi
扩展,DIVX
编解码器,它工作正常。有什么想法可以让它在 .webm
上运行吗?或 .gif
最佳答案
关于c++ - Opencv VideoWriter 只保存一帧,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/33858283/