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add ldm superresolution #3710

Merged
merged 3 commits into from
Nov 10, 2022
Merged

add ldm superresolution #3710

merged 3 commits into from
Nov 10, 2022

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westfish
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@westfish westfish commented Nov 9, 2022 •
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PR types

New features

PR changes

Models

Description

ppdiffusers新增超分(Super-Resolution)任务
ppdiffusers新增LDM Super-Resolution Pipeline，支持LDM Super-resolution任务和预训练模型

使用方法：

import paddle
from ppdiffusers import LDMSuperResolutionPipeline
from PIL import Image

pipe = LDMSuperResolutionPipeline.from_pretrained('CompVis/ldm-super-resolution-4x-openimages')

img = Image.open('p2526-resize.jpeg')
super_img = pipe(img, num_inference_steps=100, eta=1)
super_img = super_img['images'][0]

效果展示：
原图片
p2526-resize

超分图片
p2526-resize-res—pp

@JunnYu JunnYu self-requested a review November 9, 2022 07:28
JunnYu
JunnYu reviewed Nov 9, 2022
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ppdiffusers/ppdiffusers/pipelines/latent_diffusion/pipeline_latent_diffusion_superresolution.py Outdated
def preprocess(image):
w, h = image.size
w, h = map(lambda x: x - x % 32, (w, h)) # resize to integer multiple of 32
image = image.resize((w, h), resample=PIL.Image.LANCZOS)
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这个PIL.Image.LANCZOS建议看一下我之前的改法

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好的

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这个是吧 #3457

@westfish westfish requested a review from guoshengCS November 9, 2022 08:53
@guoshengCS
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看HF那个已经合入了，HF那个当前用的model id是什么呢，是否需要一致呢

@westfish
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好的 我把这个id都一致改为CompVis/ldm-super-resolution-4x-openimages

@westfish westfish merged commit d37fd7f into develop Nov 10, 2022
@JunnYu JunnYu mentioned this pull request Nov 17, 2022
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@JunnYu JunnYu JunnYu left review comments

@guoshengCS guoshengCS guoshengCS approved these changes

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3 participants
@westfish @guoshengCS @JunnYu