Increased speed of darknet.py. Fixed functions related to resize_image().

AlexeyAB

2018-04-30 a0e288f0dca328b8b12592cc19da9bb7c29646f4

 src/demo.c

@@ -144,11 +144,11 @@
    demo_classes = classes;
    demo_thresh = thresh;
    printf("Demo\n");
    net = parse_network_cfg_custom(cfgfile, 1);
    net = parse_network_cfg_custom(cfgfile, 1); // set batch=1
    if(weightfile){
        load_weights(&net, weightfile);
    }
    set_batch_network(&net, 1);
    //set_batch_network(&net, 1);
   fuse_conv_batchnorm(net);
    srand(2222222);