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# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the license found in the
# MIT_LICENSE file in the root directory of this source tree.
from dataclasses import dataclass
from typing import List, Optional
from fairseq2.models.utils.arch_registry import ArchitectureRegistry
from fairseq2.typing import DataType, Device
from seamless_communication.models.generator.ecapa_tdnn import ECAPA_TDNN
@dataclass
class EcapaTDNNConfig:
channels: List[int]
kernel_sizes: List[int]
dilations: List[int]
attention_channels: int
res2net_scale: int
se_channels: int
global_context: bool
groups: List[int]
embed_dim: int
input_dim: int
ecapa_tdnn_archs = ArchitectureRegistry[EcapaTDNNConfig]("ecapa_tdnn")
ecapa_tdnn_arch = ecapa_tdnn_archs.decorator
@ecapa_tdnn_arch("base")
def _base_ecapa_tdnn() -> EcapaTDNNConfig:
return EcapaTDNNConfig(
channels=[512, 512, 512, 512, 1536],
kernel_sizes=[5, 3, 3, 3, 1],
dilations=[1, 2, 3, 4, 1],
attention_channels=128,
res2net_scale=8,
se_channels=128,
global_context=True,
groups=[1, 1, 1, 1, 1],
embed_dim=512,
input_dim=80,
)
class EcapaTDNNBuilder:
"""
Builder module for ECAPA_TDNN model
"""
config: EcapaTDNNConfig
device: Optional[Device]
dtype: Optional[DataType]
def __init__(
self,
config: EcapaTDNNConfig,
*,
device: Optional[Device] = None,
dtype: Optional[DataType] = None,
) -> None:
"""
:param config:
The configuration to use.
:param devicev:
The device on which to initialize modules.
:param dtype:
The data type of module parameters and buffers.
"""
self.config = config
self.device, self.dtype = device, dtype
def build_model(self) -> ECAPA_TDNN:
"""Build a model."""
model = ECAPA_TDNN(
self.config.channels,
self.config.kernel_sizes,
self.config.dilations,
self.config.attention_channels,
self.config.res2net_scale,
self.config.se_channels,
self.config.global_context,
self.config.groups,
self.config.embed_dim,
self.config.input_dim,
)
model.to(device=self.device, dtype=self.dtype)
return model
def create_ecapa_tdnn_model(
config: EcapaTDNNConfig,
device: Optional[Device] = None,
dtype: Optional[DataType] = None,
) -> ECAPA_TDNN:
"""Create a ECAPA_TDNN model.
:param config:
The configuration to use.
:param device:
The device on which to initialize modules.
:param dtype:
The data type of module parameters and buffers.
"""
return EcapaTDNNBuilder(config, device=device, dtype=dtype).build_model()
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