Merge pull request #3669 from random-thoughtss/master
Added option to use unmasked conditioning image for inpainting model.
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AUTOMATIC1111
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@ -75,6 +75,7 @@ titles = {
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"Create style": "Save current prompts as a style. If you add the token {prompt} to the text, the style use that as placeholder for your prompt when you use the style in the future.",
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"Checkpoint name": "Loads weights from checkpoint before making images. You can either use hash or a part of filename (as seen in settings) for checkpoint name. Recommended to use with Y axis for less switching.",
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"Inpainting conditioning mask strength": "Only applies to inpainting models. Determines how strongly to mask off the original image for inpainting and img2img. 1.0 means fully masked, which is the default behaviour. 0.0 means a fully unmasked conditioning. Lower values will help preserve the overall composition of the image, but will struggle with large changes.",
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"vram": "Torch active: Peak amount of VRAM used by Torch during generation, excluding cached data.\nTorch reserved: Peak amount of VRAM allocated by Torch, including all active and cached data.\nSys VRAM: Peak amount of VRAM allocation across all applications / total GPU VRAM (peak utilization%).",
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@ -129,6 +129,73 @@ class StableDiffusionProcessing():
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self.all_seeds = None
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self.all_subseeds = None
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def txt2img_image_conditioning(self, x, width=None, height=None):
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if self.sampler.conditioning_key not in {'hybrid', 'concat'}:
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# Dummy zero conditioning if we're not using inpainting model.
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# Still takes up a bit of memory, but no encoder call.
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# Pretty sure we can just make this a 1x1 image since its not going to be used besides its batch size.
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return torch.zeros(
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x.shape[0], 5, 1, 1,
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dtype=x.dtype,
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device=x.device
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)
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height = height or self.height
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width = width or self.width
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# The "masked-image" in this case will just be all zeros since the entire image is masked.
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image_conditioning = torch.zeros(x.shape[0], 3, height, width, device=x.device)
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image_conditioning = self.sd_model.get_first_stage_encoding(self.sd_model.encode_first_stage(image_conditioning))
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# Add the fake full 1s mask to the first dimension.
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image_conditioning = torch.nn.functional.pad(image_conditioning, (0, 0, 0, 0, 1, 0), value=1.0)
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image_conditioning = image_conditioning.to(x.dtype)
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return image_conditioning
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def img2img_image_conditioning(self, source_image, latent_image, image_mask = None):
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if self.sampler.conditioning_key not in {'hybrid', 'concat'}:
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# Dummy zero conditioning if we're not using inpainting model.
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return torch.zeros(
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latent_image.shape[0], 5, 1, 1,
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dtype=latent_image.dtype,
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device=latent_image.device
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)
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# Handle the different mask inputs
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if image_mask is not None:
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if torch.is_tensor(image_mask):
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conditioning_mask = image_mask
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else:
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conditioning_mask = np.array(image_mask.convert("L"))
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conditioning_mask = conditioning_mask.astype(np.float32) / 255.0
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conditioning_mask = torch.from_numpy(conditioning_mask[None, None])
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# Inpainting model uses a discretized mask as input, so we round to either 1.0 or 0.0
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conditioning_mask = torch.round(conditioning_mask)
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else:
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conditioning_mask = torch.ones(1, 1, *source_image.shape[-2:])
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# Create another latent image, this time with a masked version of the original input.
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# Smoothly interpolate between the masked and unmasked latent conditioning image using a parameter.
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conditioning_mask = conditioning_mask.to(source_image.device)
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conditioning_image = torch.lerp(
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source_image,
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source_image * (1.0 - conditioning_mask),
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getattr(self, "inpainting_mask_weight", shared.opts.inpainting_mask_weight)
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)
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# Encode the new masked image using first stage of network.
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conditioning_image = self.sd_model.get_first_stage_encoding(self.sd_model.encode_first_stage(conditioning_image))
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# Create the concatenated conditioning tensor to be fed to `c_concat`
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conditioning_mask = torch.nn.functional.interpolate(conditioning_mask, size=latent_image.shape[-2:])
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conditioning_mask = conditioning_mask.expand(conditioning_image.shape[0], -1, -1, -1)
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image_conditioning = torch.cat([conditioning_mask, conditioning_image], dim=1)
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image_conditioning = image_conditioning.to(shared.device).type(self.sd_model.dtype)
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return image_conditioning
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def init(self, all_prompts, all_seeds, all_subseeds):
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pass
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@ -571,37 +638,16 @@ class StableDiffusionProcessingTxt2Img(StableDiffusionProcessing):
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self.truncate_x = int(self.firstphase_width - firstphase_width_truncated) // opt_f
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self.truncate_y = int(self.firstphase_height - firstphase_height_truncated) // opt_f
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def create_dummy_mask(self, x, width=None, height=None):
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if self.sampler.conditioning_key in {'hybrid', 'concat'}:
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height = height or self.height
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width = width or self.width
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# The "masked-image" in this case will just be all zeros since the entire image is masked.
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image_conditioning = torch.zeros(x.shape[0], 3, height, width, device=x.device)
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image_conditioning = self.sd_model.get_first_stage_encoding(self.sd_model.encode_first_stage(image_conditioning))
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# Add the fake full 1s mask to the first dimension.
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image_conditioning = torch.nn.functional.pad(image_conditioning, (0, 0, 0, 0, 1, 0), value=1.0)
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image_conditioning = image_conditioning.to(x.dtype)
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else:
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# Dummy zero conditioning if we're not using inpainting model.
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# Still takes up a bit of memory, but no encoder call.
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# Pretty sure we can just make this a 1x1 image since its not going to be used besides its batch size.
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image_conditioning = torch.zeros(x.shape[0], 5, 1, 1, dtype=x.dtype, device=x.device)
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return image_conditioning
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def sample(self, conditioning, unconditional_conditioning, seeds, subseeds, subseed_strength):
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self.sampler = sd_samplers.create_sampler_with_index(sd_samplers.samplers, self.sampler_index, self.sd_model)
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if not self.enable_hr:
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x = create_random_tensors([opt_C, self.height // opt_f, self.width // opt_f], seeds=seeds, subseeds=subseeds, subseed_strength=self.subseed_strength, seed_resize_from_h=self.seed_resize_from_h, seed_resize_from_w=self.seed_resize_from_w, p=self)
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samples = self.sampler.sample(self, x, conditioning, unconditional_conditioning, image_conditioning=self.create_dummy_mask(x))
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samples = self.sampler.sample(self, x, conditioning, unconditional_conditioning, image_conditioning=self.txt2img_image_conditioning(x))
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return samples
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x = create_random_tensors([opt_C, self.firstphase_height // opt_f, self.firstphase_width // opt_f], seeds=seeds, subseeds=subseeds, subseed_strength=self.subseed_strength, seed_resize_from_h=self.seed_resize_from_h, seed_resize_from_w=self.seed_resize_from_w, p=self)
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samples = self.sampler.sample(self, x, conditioning, unconditional_conditioning, image_conditioning=self.create_dummy_mask(x, self.firstphase_width, self.firstphase_height))
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samples = self.sampler.sample(self, x, conditioning, unconditional_conditioning, image_conditioning=self.txt2img_image_conditioning(x, self.firstphase_width, self.firstphase_height))
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samples = samples[:, :, self.truncate_y//2:samples.shape[2]-self.truncate_y//2, self.truncate_x//2:samples.shape[3]-self.truncate_x//2]
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@ -638,7 +684,12 @@ class StableDiffusionProcessingTxt2Img(StableDiffusionProcessing):
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x = None
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devices.torch_gc()
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samples = self.sampler.sample_img2img(self, samples, noise, conditioning, unconditional_conditioning, steps=self.steps, image_conditioning=self.create_dummy_mask(samples))
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image_conditioning = self.img2img_image_conditioning(
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decoded_samples,
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samples,
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decoded_samples.new_ones(decoded_samples.shape[0], 1, decoded_samples.shape[2], decoded_samples.shape[3])
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)
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samples = self.sampler.sample_img2img(self, samples, noise, conditioning, unconditional_conditioning, steps=self.steps, image_conditioning=image_conditioning)
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return samples
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@ -770,33 +821,7 @@ class StableDiffusionProcessingImg2Img(StableDiffusionProcessing):
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elif self.inpainting_fill == 3:
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self.init_latent = self.init_latent * self.mask
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if self.sampler.conditioning_key in {'hybrid', 'concat'}:
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if self.image_mask is not None:
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conditioning_mask = np.array(self.image_mask.convert("L"))
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conditioning_mask = conditioning_mask.astype(np.float32) / 255.0
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conditioning_mask = torch.from_numpy(conditioning_mask[None, None])
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# Inpainting model uses a discretized mask as input, so we round to either 1.0 or 0.0
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conditioning_mask = torch.round(conditioning_mask)
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else:
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conditioning_mask = torch.ones(1, 1, *image.shape[-2:])
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# Create another latent image, this time with a masked version of the original input.
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conditioning_mask = conditioning_mask.to(image.device)
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conditioning_image = image * (1.0 - conditioning_mask)
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conditioning_image = self.sd_model.get_first_stage_encoding(self.sd_model.encode_first_stage(conditioning_image))
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# Create the concatenated conditioning tensor to be fed to `c_concat`
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conditioning_mask = torch.nn.functional.interpolate(conditioning_mask, size=self.init_latent.shape[-2:])
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conditioning_mask = conditioning_mask.expand(conditioning_image.shape[0], -1, -1, -1)
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self.image_conditioning = torch.cat([conditioning_mask, conditioning_image], dim=1)
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self.image_conditioning = self.image_conditioning.to(shared.device).type(self.sd_model.dtype)
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else:
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self.image_conditioning = torch.zeros(
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self.init_latent.shape[0], 5, 1, 1,
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dtype=self.init_latent.dtype,
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device=self.init_latent.device
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)
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self.image_conditioning = self.img2img_image_conditioning(image, self.init_latent, self.image_mask)
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def sample(self, conditioning, unconditional_conditioning, seeds, subseeds, subseed_strength):
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@ -267,6 +267,7 @@ options_templates.update(options_section(('sd', "Stable Diffusion"), {
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"sd_checkpoint_cache": OptionInfo(0, "Checkpoints to cache in RAM", gr.Slider, {"minimum": 0, "maximum": 10, "step": 1}),
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"sd_hypernetwork": OptionInfo("None", "Hypernetwork", gr.Dropdown, lambda: {"choices": ["None"] + [x for x in hypernetworks.keys()]}, refresh=reload_hypernetworks),
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"sd_hypernetwork_strength": OptionInfo(1.0, "Hypernetwork strength", gr.Slider, {"minimum": 0.0, "maximum": 1.0, "step": 0.001}),
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"inpainting_mask_weight": OptionInfo(1.0, "Inpainting conditioning mask strength", gr.Slider, {"minimum": 0.0, "maximum": 1.0, "step": 0.01}),
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"img2img_color_correction": OptionInfo(False, "Apply color correction to img2img results to match original colors."),
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"save_images_before_color_correction": OptionInfo(False, "Save a copy of image before applying color correction to img2img results"),
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"img2img_fix_steps": OptionInfo(False, "With img2img, do exactly the amount of steps the slider specifies (normally you'd do less with less denoising)."),
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@ -153,7 +153,6 @@ def str_permutations(x):
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"""dummy function for specifying it in AxisOption's type when you want to get a list of permutations"""
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return x
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AxisOption = namedtuple("AxisOption", ["label", "type", "apply", "format_value", "confirm"])
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AxisOptionImg2Img = namedtuple("AxisOptionImg2Img", ["label", "type", "apply", "format_value", "confirm"])
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@ -178,6 +177,7 @@ axis_options = [
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AxisOption("Eta", float, apply_field("eta"), format_value_add_label, None),
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AxisOption("Clip skip", int, apply_clip_skip, format_value_add_label, None),
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AxisOption("Denoising", float, apply_field("denoising_strength"), format_value_add_label, None),
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AxisOption("Cond. Image Mask Weight", float, apply_field("inpainting_mask_weight"), format_value_add_label, None),
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]
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