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[Core] is_cosxl_edit arg in SDXL ip2p. (#7650)

* is_cosxl_edit arg in SDXL ip2p.

* Empty-Commit

Co-authored-by: Yiyi Xu <yixu310@gmail.com>

* doc

* remove redundant logic.

* reflect drhuv's comments.

---------

Co-authored-by: Yiyi Xu <yixu310@gmail.com>
Co-authored-by: Dhruv Nair <dhruv.nair@gmail.com>
This commit is contained in:
Sayak Paul
2024-04-16 22:15:55 +05:30
committed by GitHub
parent fda1531d8a
commit 9d50f7eec1

View File

@@ -169,6 +169,8 @@ class StableDiffusionXLInstructPix2PixPipeline(
Whether to use the [invisible_watermark library](https://github.com/ShieldMnt/invisible-watermark/) to
watermark output images. If not defined, it will default to True if the package is installed, otherwise no
watermarker will be used.
is_cosxl_edit (`bool`, *optional*):
When set the image latents are scaled.
"""
model_cpu_offload_seq = "text_encoder->text_encoder_2->unet->vae"
@@ -185,6 +187,7 @@ class StableDiffusionXLInstructPix2PixPipeline(
scheduler: KarrasDiffusionSchedulers,
force_zeros_for_empty_prompt: bool = True,
add_watermarker: Optional[bool] = None,
is_cosxl_edit: Optional[bool] = False,
):
super().__init__()
@@ -201,6 +204,7 @@ class StableDiffusionXLInstructPix2PixPipeline(
self.vae_scale_factor = 2 ** (len(self.vae.config.block_out_channels) - 1)
self.image_processor = VaeImageProcessor(vae_scale_factor=self.vae_scale_factor)
self.default_sample_size = self.unet.config.sample_size
self.is_cosxl_edit = is_cosxl_edit
add_watermarker = add_watermarker if add_watermarker is not None else is_invisible_watermark_available()
@@ -551,6 +555,9 @@ class StableDiffusionXLInstructPix2PixPipeline(
if image_latents.dtype != self.vae.dtype:
image_latents = image_latents.to(dtype=self.vae.dtype)
if self.is_cosxl_edit:
image_latents = image_latents * self.vae.config.scaling_factor
return image_latents
# Copied from diffusers.pipelines.stable_diffusion_xl.pipeline_stable_diffusion_xl.StableDiffusionXLPipeline._get_add_time_ids