57 lines
2.0 KiB
Python
57 lines
2.0 KiB
Python
import os
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import pytest
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import torch
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from tests.helpers.runtime import OmniRunner
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from vllm_omni.inputs.data import OmniDiffusionSamplingParams
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from vllm_omni.outputs import OmniRequestOutput
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from vllm_omni.platforms import current_omni_platform
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os.environ["VLLM_WORKER_MULTIPROC_METHOD"] = "spawn"
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models = ["Wan-AI/Wan2.2-T2V-A14B-Diffusers"]
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@pytest.mark.parametrize("model_name", models)
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def test_video_diffusion_model(model_name: str):
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with OmniRunner(
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model_name,
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boundary_ratio=0.875,
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flow_shift=5.0,
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) as runner:
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# Use minimal settings for testing
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# num_frames must satisfy: num_frames % vae_scale_factor_temporal == 1
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# For Wan2.2, vae_scale_factor_temporal=4, so valid values are 5, 9, 13, 17, ...
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height = 480
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width = 640
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num_frames = 5
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outputs = runner.omni.generate(
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prompts="A cat sitting on a table",
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sampling_params_list=OmniDiffusionSamplingParams(
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height=height,
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width=width,
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num_frames=num_frames,
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num_inference_steps=2,
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guidance_scale=1.0,
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generator=torch.Generator(current_omni_platform.device_type).manual_seed(42),
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),
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)
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first_output = outputs[0]
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assert first_output.final_output_type == "image"
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if not hasattr(first_output, "request_output") or not first_output.request_output:
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raise ValueError("No request_output found in OmniRequestOutput")
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req_out = first_output.request_output
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if not isinstance(req_out, OmniRequestOutput) or not hasattr(req_out, "images"):
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raise ValueError("Invalid request_output structure or missing 'images' key")
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frames = req_out.images[0]
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assert frames is not None
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assert hasattr(frames, "shape")
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# frames shape: (batch, num_frames, height, width, channels)
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assert frames.shape[1] == num_frames
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assert frames.shape[2] == height
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assert frames.shape[3] == width
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