Fixed top-coordinate output when -ext_output is used for video

AlexeyAB

2018-05-28 1b7a1a0f33538c9544ad4bf693b4a4247a5548b8

 src/cost_layer.c

@@ -31,7 +31,7 @@

cost_layer make_cost_layer(int batch, int inputs, COST_TYPE cost_type, float scale)
{
    fprintf(stderr, "Cost Layer: %d inputs\n", inputs);
    fprintf(stderr, "cost                                           %4d\n",  inputs);
    cost_layer l = {0};
    l.type = COST;