diffusers/tests/pipelines/dance_diffusion/test_dance_diffusion.py

133 lines
4.5 KiB
Python

# coding=utf-8
# Copyright 2022 HuggingFace Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import gc
import unittest
import numpy as np
import torch
from diffusers import DanceDiffusionPipeline, IPNDMScheduler, UNet1DModel
from diffusers.utils import slow, torch_device
from diffusers.utils.testing_utils import require_torch_gpu
from ...test_pipelines_common import PipelineTesterMixin
torch.backends.cuda.matmul.allow_tf32 = False
class DanceDiffusionPipelineFastTests(PipelineTesterMixin, unittest.TestCase):
pipeline_class = DanceDiffusionPipeline
test_attention_slicing = False
test_cpu_offload = False
def get_dummy_components(self):
torch.manual_seed(0)
unet = UNet1DModel(
block_out_channels=(32, 32, 64),
extra_in_channels=16,
sample_size=512,
sample_rate=16_000,
in_channels=2,
out_channels=2,
flip_sin_to_cos=True,
use_timestep_embedding=False,
time_embedding_type="fourier",
mid_block_type="UNetMidBlock1D",
down_block_types=("DownBlock1DNoSkip", "DownBlock1D", "AttnDownBlock1D"),
up_block_types=("AttnUpBlock1D", "UpBlock1D", "UpBlock1DNoSkip"),
)
scheduler = IPNDMScheduler()
components = {
"unet": unet,
"scheduler": scheduler,
}
return components
def get_dummy_inputs(self, device, seed=0):
if str(device).startswith("mps"):
generator = torch.manual_seed(seed)
else:
generator = torch.Generator(device=device).manual_seed(seed)
inputs = {
"batch_size": 1,
"generator": generator,
"num_inference_steps": 4,
}
return inputs
def test_dance_diffusion(self):
device = "cpu" # ensure determinism for the device-dependent torch.Generator
components = self.get_dummy_components()
pipe = DanceDiffusionPipeline(**components)
pipe = pipe.to(device)
pipe.set_progress_bar_config(disable=None)
inputs = self.get_dummy_inputs(device)
output = pipe(**inputs)
audio = output.audios
audio_slice = audio[0, -3:, -3:]
assert audio.shape == (1, 2, components["unet"].sample_size)
expected_slice = np.array([-0.7265, 1.0000, -0.8388, 0.1175, 0.9498, -1.0000])
assert np.abs(audio_slice.flatten() - expected_slice).max() < 1e-2
@slow
@require_torch_gpu
class PipelineIntegrationTests(unittest.TestCase):
def tearDown(self):
# clean up the VRAM after each test
super().tearDown()
gc.collect()
torch.cuda.empty_cache()
def test_dance_diffusion(self):
device = torch_device
pipe = DanceDiffusionPipeline.from_pretrained("harmonai/maestro-150k")
pipe = pipe.to(device)
pipe.set_progress_bar_config(disable=None)
generator = torch.Generator(device=device).manual_seed(0)
output = pipe(generator=generator, num_inference_steps=100, audio_length_in_s=4.096)
audio = output.audios
audio_slice = audio[0, -3:, -3:]
assert audio.shape == (1, 2, pipe.unet.sample_size)
expected_slice = np.array([-0.1576, -0.1526, -0.127, -0.2699, -0.2762, -0.2487])
assert np.abs(audio_slice.flatten() - expected_slice).max() < 1e-2
def test_dance_diffusion_fp16(self):
device = torch_device
pipe = DanceDiffusionPipeline.from_pretrained("harmonai/maestro-150k", torch_dtype=torch.float16)
pipe = pipe.to(device)
pipe.set_progress_bar_config(disable=None)
generator = torch.Generator(device=device).manual_seed(0)
output = pipe(generator=generator, num_inference_steps=100, audio_length_in_s=4.096)
audio = output.audios
audio_slice = audio[0, -3:, -3:]
assert audio.shape == (1, 2, pipe.unet.sample_size)
expected_slice = np.array([-0.1693, -0.1698, -0.1447, -0.3044, -0.3203, -0.2937])
assert np.abs(audio_slice.flatten() - expected_slice).max() < 1e-2