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Add end frame control support #6

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Add end frame control support #6

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20 changes: 17 additions & 3 deletions nodes.py
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Original file line number Diff line number Diff line change
Expand Up @@ -289,6 +289,8 @@ def INPUT_TYPES(s):
},
"optional": {
"start_latent": ("LATENT", {"tooltip": "init Latents to use for image2video"} ),
"image_end_embeds": ("CLIP_VISION_OUTPUT", {"tooltip": "end image embeds to use for image2video"}),
"end_latent": ("LATENT", {"tooltip": "end Latents to use for image2video"} ),
"initial_samples": ("LATENT", {"tooltip": "init Latents to use for video2video"} ),
"denoise_strength": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01}),
}
Expand All @@ -299,8 +301,8 @@ def INPUT_TYPES(s):
FUNCTION = "process"
CATEGORY = "FramePackWrapper"

def process(self, model, shift, positive, negative, latent_window_size, use_teacache, total_second_length, teacache_rel_l1_thresh, image_embeds, steps, cfg,
guidance_scale, seed, sampler, gpu_memory_preservation, start_latent=None, initial_samples=None, denoise_strength=1.0):
def process(self, model, shift, positive, negative, latent_window_size, use_teacache, total_second_length, teacache_rel_l1_thresh, image_embeds, steps, cfg,
guidance_scale, seed, sampler, gpu_memory_preservation, start_latent=None, image_end_embeds=None, end_latent=None, initial_samples=None, denoise_strength=1.0):
total_latent_sections = (total_second_length * 30) / (latent_window_size * 4)
total_latent_sections = int(max(round(total_latent_sections), 1))
print("total_latent_sections: ", total_latent_sections)
Expand All @@ -323,6 +325,11 @@ def process(self, model, shift, positive, negative, latent_window_size, use_teac

image_encoder_last_hidden_state = image_embeds["last_hidden_state"].to(base_dtype).to(device)

if end_latent is not None and image_end_embeds is not None:
end_latent = end_latent["samples"] * vae_scaling_factor
image_end_encoder_last_hidden_state = image_end_embeds["last_hidden_state"].to(base_dtype).to(device)
image_encoder_last_hidden_state = (image_encoder_last_hidden_state + image_end_encoder_last_hidden_state) / 2

llama_vec = positive[0][0].to(base_dtype).to(device)
clip_l_pooler = positive[0][1]["pooled_output"].to(base_dtype).to(device)

Expand Down Expand Up @@ -373,9 +380,11 @@ def process(self, model, shift, positive, negative, latent_window_size, use_teac
for latent_padding in latent_paddings:
print(f"latent_padding: {latent_padding}")
is_last_section = latent_padding == 0
is_first_section = latent_padding == latent_paddings[0]

latent_padding_size = latent_padding * latent_window_size

print(f'latent_padding_size = {latent_padding_size}, is_last_section = {is_last_section}')
print(f'latent_padding_size = {latent_padding_size}, is_last_section = {is_last_section}, is_first_section = {is_first_section}')

indices = torch.arange(0, sum([1, latent_padding_size, latent_window_size, 1, 2, 16])).unsqueeze(0)
clean_latent_indices_pre, blank_indices, latent_indices, clean_latent_indices_post, clean_latent_2x_indices, clean_latent_4x_indices = indices.split([1, latent_padding_size, latent_window_size, 1, 2, 16], dim=1)
Expand All @@ -385,6 +394,11 @@ def process(self, model, shift, positive, negative, latent_window_size, use_teac
clean_latents_post, clean_latents_2x, clean_latents_4x = history_latents[:, :, :1 + 2 + 16, :, :].split([1, 2, 16], dim=2)
clean_latents = torch.cat([clean_latents_pre, clean_latents_post], dim=2)

# Use end image latent for the first section if provided
if end_latent is not None and image_end_embeds is not None and is_first_section:
clean_latents_post = end_latent.to(history_latents)
clean_latents = torch.cat([clean_latents_pre, clean_latents_post], dim=2)

#vid2vid

if initial_samples is not None:
Expand Down