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sample gen h/w to div by 8, fix in steps=epoch

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Kohya S
2023-03-08 21:18:28 +09:00
parent 225c533279
commit 8929bf31d9
1 changed files with 3 additions and 1 deletions
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4
library/train_util.py
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@@ -2209,7 +2209,7 @@ def sample_images(accelerator, args: argparse.Namespace, epoch, steps, device, v
if epoch is None or epoch % args.sample_every_n_epochs != 0: if epoch is None or epoch % args.sample_every_n_epochs != 0:
return return
else: else:
if steps % args.sample_every_n_steps != 0: if steps % args.sample_every_n_steps != 0 or epoch is not None: # steps is not divisable or end of epoch
return return
print(f"generating sample images at step / サンプル画像生成 ステップ: {steps}") print(f"generating sample images at step / サンプル画像生成 ステップ: {steps}")
@@ -2353,6 +2353,8 @@ def sample_images(accelerator, args: argparse.Namespace, epoch, steps, device, v
if negative_prompt is not None: if negative_prompt is not None:
negative_prompt = negative_prompt.replace(prompt_replacement[0], prompt_replacement[1]) negative_prompt = negative_prompt.replace(prompt_replacement[0], prompt_replacement[1])
height = max(64, height - height % 8) # round to divisible by 8
width = max(64, width - width % 8) # round to divisible by 8
image = pipeline(prompt, height, width, sample_steps, scale, negative_prompt).images[0] image = pipeline(prompt, height, width, sample_steps, scale, negative_prompt).images[0]
ts_str = time.strftime('%Y%m%d%H%M%S', time.localtime()) ts_str = time.strftime('%Y%m%d%H%M%S', time.localtime())