Python network.Generator() Examples

The following are 1 code examples of network.Generator(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module network , or try the search function .
Example #1
Source File: analogy.py    From chainer-PGGAN with MIT License 5 votes vote down vote up 
def generate():
    parser = argparse.ArgumentParser()
    parser.add_argument('--gpu', '-g', type=int, default=-1)
    parser.add_argument('--gen', type=str, default=None)
    parser.add_argument('--depth', '-d', type=int, default=0)
    parser.add_argument('--out', '-o', type=str, default='img/')
    parser.add_argument('--num', '-n', type=int, default=10)
    args = parser.parse_args()
    
    gen = network.Generator(depth=args.depth)
    print('loading generator model from ' + args.gen)
    serializers.load_npz(args.gen, gen)

    if args.gpu >= 0:
        cuda.get_device_from_id(0).use()
        gen.to_gpu()

    xp = gen.xp
        
    z1 = gen.z(1)
    z2 = gen.z(1)

    for i in range(args.num):
        print(i)
        p = i / (args.num-1)
        z = z1 * p + z2 * (1 - p)
        x = gen(z, alpha=1.0)
        x = chainer.cuda.to_cpu(x.data)
        
        img = x[0].copy()
        filename = os.path.join(args.out, 'gen_%04d.png'%i)
        utils.save_image(img, filename)