added image save callback to sample/render loop

1 files changed, 12 insertions, 9 deletions

diff --git a/gantools/cli.py b/gantools/cli.py
index 3e42f2e..a4159f5 100644
--- a/gantools/cli.py
+++ b/gantools/cli.py
@@ -20,7 +20,7 @@ def handle_args(argv=None):
             what it does.).', default=1)
     parser.add_argument('-o', '--output-dir', help='Directory path for output images.')
     parser.add_argument('--prefix', help='File prefix for output images.')
-    parser.add_argument('--interp', help='Set interpolation method.', choices=['linear', 'cubic'])
+    parser.add_argument('--interp', choices=['linear', 'cubic'], default='cubic', help='Set interpolation method.')
     group_loop = parser.add_mutually_exclusive_group(required=False)
     group_loop.add_argument('--loop', dest='loop', action='store_true', default=True, help='Loop the animation.')
     group_loop.add_argument('--no-loop', dest='loop', action='store_false', help='Don\'t loop the animation.')
@@ -34,25 +34,28 @@ def handle_args(argv=None):
 
 # create entrypoints for cli tools
 def main():
-    handle_args()
+    args = handle_args()
     # get animation keyframes from ganbreeder
     print('Downloading keyframe info from ganbreeder...')
     keyframes = ganbreeder.get_info_batch(args.username, args.password, args.keys)
 
     # interpolate path through input space
     print('Interpolating path through input space...')
-    z_seq, label_seq, truncation_seq = latent_space.sequence_keyframes(keyframes, args.nframes, args.nbatch)
+    z_seq, label_seq, truncation_seq = latent_space.sequence_keyframes(
+            keyframes,
+            args.nframes,
+            batch_size=args.nbatch,
+            interp_method=args.interp,
+            loop=args.loop)
 
     # sample the GAN
     print('Loading bigGAN...')
     gan = biggan.BigGAN()
-    print('Sampling from bigGAN...')
-    ims = gan.sample(z_seq, label_seq, truncation_seq, args.nbatch)
 
-    # save images to file
     path = '' if args.output_dir == None else str(args.output_dir)
     prefix = '' if args.prefix == None else str(args.prefix)
-    print('Saving image files: '+path + prefix)
-    image_utils.save_images(ims, output_dir=output_dir, prefix=prefix)
-
+    saver = image_utils.ImageSaver(output_dir=path, prefix=prefix)
+    print('Saving image files to: '+path + prefix)
+    print('Sampling from bigGAN...')
+    gan.sample(z_seq, label_seq, truncation=truncation_seq, batch_size=args.nbatch, save_callback=saver.save)
     print('Done.')