| | |
| | | from typing import List |
| | | from typing import Tuple |
| | | import logging |
| | | #!/usr/bin/env python3 |
| | | # -*- encoding: utf-8 -*- |
| | | # Copyright FunASR (https://github.com/alibaba-damo-academy/FunASR). All Rights Reserved. |
| | | # MIT License (https://opensource.org/licenses/MIT) |
| | | |
| | | import torch |
| | | import torch.nn as nn |
| | | import numpy as np |
| | | from typing import List, Tuple |
| | | |
| | | from funasr.register import tables |
| | | from funasr.models.scama import utils as myutils |
| | | from funasr.models.transformer.decoder import BaseTransformerDecoder |
| | | |
| | | from funasr.models.sanm.attention import MultiHeadedAttentionSANMDecoder, MultiHeadedAttentionCrossAtt |
| | | from funasr.models.transformer.layer_norm import LayerNorm |
| | | from funasr.models.sanm.positionwise_feed_forward import PositionwiseFeedForwardDecoderSANM |
| | | from funasr.models.transformer.utils.repeat import repeat |
| | | from funasr.models.transformer.decoder import DecoderLayer |
| | | from funasr.models.transformer.attention import MultiHeadedAttention |
| | | from funasr.models.transformer.layer_norm import LayerNorm |
| | | from funasr.models.transformer.embedding import PositionalEncoding |
| | | from funasr.models.transformer.attention import MultiHeadedAttention |
| | | from funasr.models.transformer.utils.nets_utils import make_pad_mask |
| | | from funasr.models.transformer.decoder import BaseTransformerDecoder |
| | | from funasr.models.transformer.positionwise_feed_forward import PositionwiseFeedForward |
| | | from funasr.register import tables |
| | | from funasr.models.sanm.positionwise_feed_forward import PositionwiseFeedForwardDecoderSANM |
| | | from funasr.models.sanm.attention import MultiHeadedAttentionSANMDecoder, MultiHeadedAttentionCrossAtt |
| | | |
| | | class DecoderLayerSANM(nn.Module): |
| | | |
| | | class DecoderLayerSANM(torch.nn.Module): |
| | | """Single decoder layer module. |
| | | |
| | | Args: |
| | |
| | | self.norm2 = LayerNorm(size) |
| | | if src_attn is not None: |
| | | self.norm3 = LayerNorm(size) |
| | | self.dropout = nn.Dropout(dropout_rate) |
| | | self.dropout = torch.nn.Dropout(dropout_rate) |
| | | self.normalize_before = normalize_before |
| | | self.concat_after = concat_after |
| | | if self.concat_after: |
| | | self.concat_linear1 = nn.Linear(size + size, size) |
| | | self.concat_linear2 = nn.Linear(size + size, size) |
| | | self.concat_linear1 = torch.nn.Linear(size + size, size) |
| | | self.concat_linear2 = torch.nn.Linear(size + size, size) |
| | | self.reserve_attn=False |
| | | self.attn_mat = [] |
| | | |
| | |
| | | # x = residual + self.dropout(self.src_attn(x, memory, memory_mask)) |
| | | |
| | | return x, tgt_mask, memory, memory_mask, cache |
| | | |
| | | def get_attn_mat(self, tgt, tgt_mask, memory, memory_mask=None, cache=None): |
| | | residual = tgt |
| | | tgt = self.norm1(tgt) |
| | | tgt = self.feed_forward(tgt) |
| | | |
| | | x = tgt |
| | | if self.self_attn is not None: |
| | | tgt = self.norm2(tgt) |
| | | x, cache = self.self_attn(tgt, tgt_mask, cache=cache) |
| | | x = residual + x |
| | | |
| | | residual = x |
| | | x = self.norm3(x) |
| | | x_src_attn, attn_mat = self.src_attn(x, memory, memory_mask, ret_attn=True) |
| | | return attn_mat |
| | | |
| | | def forward_one_step(self, tgt, tgt_mask, memory, memory_mask=None, cache=None): |
| | | """Compute decoded features. |
| | |
| | | ys.unsqueeze(0), ys_mask, x.unsqueeze(0), cache=state |
| | | ) |
| | | return logp.squeeze(0), state |
| | | |
| | | def forward_asf2( |
| | | self, |
| | | hs_pad: torch.Tensor, |
| | | hlens: torch.Tensor, |
| | | ys_in_pad: torch.Tensor, |
| | | ys_in_lens: torch.Tensor, |
| | | ): |
| | | |
| | | tgt = ys_in_pad |
| | | tgt_mask = myutils.sequence_mask(ys_in_lens, device=tgt.device)[:, :, None] |
| | | |
| | | memory = hs_pad |
| | | memory_mask = myutils.sequence_mask(hlens, device=memory.device)[:, None, :] |
| | | |
| | | tgt, tgt_mask, memory, memory_mask, _ = self.decoders[0](tgt, tgt_mask, memory, memory_mask) |
| | | attn_mat = self.model.decoders[1].get_attn_mat(tgt, tgt_mask, memory, memory_mask) |
| | | return attn_mat |
| | | |
| | | def forward_asf6( |
| | | self, |
| | | hs_pad: torch.Tensor, |
| | | hlens: torch.Tensor, |
| | | ys_in_pad: torch.Tensor, |
| | | ys_in_lens: torch.Tensor, |
| | | ): |
| | | |
| | | tgt = ys_in_pad |
| | | tgt_mask = myutils.sequence_mask(ys_in_lens, device=tgt.device)[:, :, None] |
| | | |
| | | memory = hs_pad |
| | | memory_mask = myutils.sequence_mask(hlens, device=memory.device)[:, None, :] |
| | | |
| | | tgt, tgt_mask, memory, memory_mask, _ = self.decoders[0](tgt, tgt_mask, memory, memory_mask) |
| | | tgt, tgt_mask, memory, memory_mask, _ = self.decoders[1](tgt, tgt_mask, memory, memory_mask) |
| | | tgt, tgt_mask, memory, memory_mask, _ = self.decoders[2](tgt, tgt_mask, memory, memory_mask) |
| | | tgt, tgt_mask, memory, memory_mask, _ = self.decoders[3](tgt, tgt_mask, memory, memory_mask) |
| | | tgt, tgt_mask, memory, memory_mask, _ = self.decoders[4](tgt, tgt_mask, memory, memory_mask) |
| | | attn_mat = self.decoders[5].get_attn_mat(tgt, tgt_mask, memory, memory_mask) |
| | | return attn_mat |
| | | |
| | | def forward_chunk( |
| | | self, |
| | |
| | | |
| | | return y, new_cache |
| | | |
| | | class DecoderLayerSANMExport(torch.nn.Module): |
| | | |
| | | @tables.register("decoder_classes", "ParaformerDecoderSAN") |
| | | class ParaformerDecoderSAN(BaseTransformerDecoder): |
| | | def __init__( |
| | | self, |
| | | model |
| | | ): |
| | | super().__init__() |
| | | self.self_attn = model.self_attn |
| | | self.src_attn = model.src_attn |
| | | self.feed_forward = model.feed_forward |
| | | self.norm1 = model.norm1 |
| | | self.norm2 = model.norm2 if hasattr(model, 'norm2') else None |
| | | self.norm3 = model.norm3 if hasattr(model, 'norm3') else None |
| | | self.size = model.size |
| | | |
| | | |
| | | def forward(self, tgt, tgt_mask, memory, memory_mask=None, cache=None): |
| | | |
| | | residual = tgt |
| | | tgt = self.norm1(tgt) |
| | | tgt = self.feed_forward(tgt) |
| | | |
| | | x = tgt |
| | | if self.self_attn is not None: |
| | | tgt = self.norm2(tgt) |
| | | x, cache = self.self_attn(tgt, tgt_mask, cache=cache) |
| | | x = residual + x |
| | | |
| | | if self.src_attn is not None: |
| | | residual = x |
| | | x = self.norm3(x) |
| | | x = residual + self.src_attn(x, memory, memory_mask) |
| | | |
| | | |
| | | return x, tgt_mask, memory, memory_mask, cache |
| | | |
| | | |
| | | @tables.register("decoder_classes", "ParaformerSANMDecoderExport") |
| | | class ParaformerSANMDecoderExport(torch.nn.Module): |
| | | def __init__(self, model, |
| | | max_seq_len=512, |
| | | model_name='decoder', |
| | | onnx: bool = True, |
| | | **kwargs |
| | | ): |
| | | super().__init__() |
| | | # self.embed = model.embed #Embedding(model.embed, max_seq_len) |
| | | from funasr.utils.torch_function import MakePadMask |
| | | from funasr.utils.torch_function import sequence_mask |
| | | |
| | | self.model = model |
| | | if onnx: |
| | | self.make_pad_mask = MakePadMask(max_seq_len, flip=False) |
| | | else: |
| | | self.make_pad_mask = sequence_mask(max_seq_len, flip=False) |
| | | |
| | | from funasr.models.sanm.attention import MultiHeadedAttentionSANMDecoderExport |
| | | from funasr.models.sanm.attention import MultiHeadedAttentionCrossAttExport |
| | | |
| | | |
| | | for i, d in enumerate(self.model.decoders): |
| | | if isinstance(d.self_attn, MultiHeadedAttentionSANMDecoder): |
| | | d.self_attn = MultiHeadedAttentionSANMDecoderExport(d.self_attn) |
| | | if isinstance(d.src_attn, MultiHeadedAttentionCrossAtt): |
| | | d.src_attn = MultiHeadedAttentionCrossAttExport(d.src_attn) |
| | | self.model.decoders[i] = DecoderLayerSANMExport(d) |
| | | |
| | | if self.model.decoders2 is not None: |
| | | for i, d in enumerate(self.model.decoders2): |
| | | if isinstance(d.self_attn, MultiHeadedAttentionSANMDecoder): |
| | | d.self_attn = MultiHeadedAttentionSANMDecoderExport(d.self_attn) |
| | | self.model.decoders2[i] = DecoderLayerSANMExport(d) |
| | | |
| | | for i, d in enumerate(self.model.decoders3): |
| | | self.model.decoders3[i] = DecoderLayerSANMExport(d) |
| | | |
| | | self.output_layer = model.output_layer |
| | | self.after_norm = model.after_norm |
| | | self.model_name = model_name |
| | | |
| | | def prepare_mask(self, mask): |
| | | mask_3d_btd = mask[:, :, None] |
| | | if len(mask.shape) == 2: |
| | | mask_4d_bhlt = 1 - mask[:, None, None, :] |
| | | elif len(mask.shape) == 3: |
| | | mask_4d_bhlt = 1 - mask[:, None, :] |
| | | mask_4d_bhlt = mask_4d_bhlt * -10000.0 |
| | | |
| | | return mask_3d_btd, mask_4d_bhlt |
| | | |
| | | def forward( |
| | | self, |
| | | hs_pad: torch.Tensor, |
| | | hlens: torch.Tensor, |
| | | ys_in_pad: torch.Tensor, |
| | | ys_in_lens: torch.Tensor, |
| | | ): |
| | | |
| | | tgt = ys_in_pad |
| | | tgt_mask = self.make_pad_mask(ys_in_lens) |
| | | tgt_mask, _ = self.prepare_mask(tgt_mask) |
| | | # tgt_mask = myutils.sequence_mask(ys_in_lens, device=tgt.device)[:, :, None] |
| | | |
| | | memory = hs_pad |
| | | memory_mask = self.make_pad_mask(hlens) |
| | | _, memory_mask = self.prepare_mask(memory_mask) |
| | | # memory_mask = myutils.sequence_mask(hlens, device=memory.device)[:, None, :] |
| | | |
| | | x = tgt |
| | | x, tgt_mask, memory, memory_mask, _ = self.model.decoders( |
| | | x, tgt_mask, memory, memory_mask |
| | | ) |
| | | if self.model.decoders2 is not None: |
| | | x, tgt_mask, memory, memory_mask, _ = self.model.decoders2( |
| | | x, tgt_mask, memory, memory_mask |
| | | ) |
| | | x, tgt_mask, memory, memory_mask, _ = self.model.decoders3( |
| | | x, tgt_mask, memory, memory_mask |
| | | ) |
| | | x = self.after_norm(x) |
| | | x = self.output_layer(x) |
| | | |
| | | return x, ys_in_lens |
| | | |
| | | def get_dummy_inputs(self, enc_size): |
| | | tgt = torch.LongTensor([0]).unsqueeze(0) |
| | | memory = torch.randn(1, 100, enc_size) |
| | | pre_acoustic_embeds = torch.randn(1, 1, enc_size) |
| | | cache_num = len(self.model.decoders) + len(self.model.decoders2) |
| | | cache = [ |
| | | torch.zeros((1, self.model.decoders[0].size, self.model.decoders[0].self_attn.kernel_size)) |
| | | for _ in range(cache_num) |
| | | ] |
| | | return (tgt, memory, pre_acoustic_embeds, cache) |
| | | |
| | | def is_optimizable(self): |
| | | return True |
| | | |
| | | def get_input_names(self): |
| | | cache_num = len(self.model.decoders) + len(self.model.decoders2) |
| | | return ['tgt', 'memory', 'pre_acoustic_embeds'] \ |
| | | + ['cache_%d' % i for i in range(cache_num)] |
| | | |
| | | def get_output_names(self): |
| | | cache_num = len(self.model.decoders) + len(self.model.decoders2) |
| | | return ['y'] \ |
| | | + ['out_cache_%d' % i for i in range(cache_num)] |
| | | |
| | | def get_dynamic_axes(self): |
| | | ret = { |
| | | 'tgt': { |
| | | 0: 'tgt_batch', |
| | | 1: 'tgt_length' |
| | | }, |
| | | 'memory': { |
| | | 0: 'memory_batch', |
| | | 1: 'memory_length' |
| | | }, |
| | | 'pre_acoustic_embeds': { |
| | | 0: 'acoustic_embeds_batch', |
| | | 1: 'acoustic_embeds_length', |
| | | } |
| | | } |
| | | cache_num = len(self.model.decoders) + len(self.model.decoders2) |
| | | ret.update({ |
| | | 'cache_%d' % d: { |
| | | 0: 'cache_%d_batch' % d, |
| | | 2: 'cache_%d_length' % d |
| | | } |
| | | for d in range(cache_num) |
| | | }) |
| | | return ret |
| | | |
| | | @tables.register("decoder_classes", "ParaformerSANMDecoderOnlineExport") |
| | | class ParaformerSANMDecoderOnlineExport(torch.nn.Module): |
| | | def __init__(self, model, |
| | | max_seq_len=512, |
| | | model_name='decoder', |
| | | onnx: bool = True, **kwargs): |
| | | super().__init__() |
| | | # self.embed = model.embed #Embedding(model.embed, max_seq_len) |
| | | self.model = model |
| | | from funasr.utils.torch_function import MakePadMask |
| | | from funasr.utils.torch_function import sequence_mask |
| | | |
| | | self.model = model |
| | | if onnx: |
| | | self.make_pad_mask = MakePadMask(max_seq_len, flip=False) |
| | | else: |
| | | self.make_pad_mask = sequence_mask(max_seq_len, flip=False) |
| | | |
| | | from funasr.models.sanm.attention import MultiHeadedAttentionSANMDecoderExport |
| | | from funasr.models.sanm.attention import MultiHeadedAttentionCrossAttExport |
| | | |
| | | for i, d in enumerate(self.model.decoders): |
| | | if isinstance(d.self_attn, MultiHeadedAttentionSANMDecoder): |
| | | d.self_attn = MultiHeadedAttentionSANMDecoderExport(d.self_attn) |
| | | if isinstance(d.src_attn, MultiHeadedAttentionCrossAtt): |
| | | d.src_attn = MultiHeadedAttentionCrossAttExport(d.src_attn) |
| | | self.model.decoders[i] = DecoderLayerSANMExport(d) |
| | | |
| | | if self.model.decoders2 is not None: |
| | | for i, d in enumerate(self.model.decoders2): |
| | | if isinstance(d.self_attn, MultiHeadedAttentionSANMDecoder): |
| | | d.self_attn = MultiHeadedAttentionSANMDecoderExport(d.self_attn) |
| | | self.model.decoders2[i] = DecoderLayerSANMExport(d) |
| | | |
| | | for i, d in enumerate(self.model.decoders3): |
| | | self.model.decoders3[i] = DecoderLayerSANMExport(d) |
| | | |
| | | self.output_layer = model.output_layer |
| | | self.after_norm = model.after_norm |
| | | self.model_name = model_name |
| | | |
| | | def prepare_mask(self, mask): |
| | | mask_3d_btd = mask[:, :, None] |
| | | if len(mask.shape) == 2: |
| | | mask_4d_bhlt = 1 - mask[:, None, None, :] |
| | | elif len(mask.shape) == 3: |
| | | mask_4d_bhlt = 1 - mask[:, None, :] |
| | | mask_4d_bhlt = mask_4d_bhlt * -10000.0 |
| | | |
| | | return mask_3d_btd, mask_4d_bhlt |
| | | |
| | | def forward( |
| | | self, |
| | | hs_pad: torch.Tensor, |
| | | hlens: torch.Tensor, |
| | | ys_in_pad: torch.Tensor, |
| | | ys_in_lens: torch.Tensor, |
| | | *args, |
| | | ): |
| | | |
| | | tgt = ys_in_pad |
| | | tgt_mask = self.make_pad_mask(ys_in_lens) |
| | | tgt_mask, _ = self.prepare_mask(tgt_mask) |
| | | # tgt_mask = myutils.sequence_mask(ys_in_lens, device=tgt.device)[:, :, None] |
| | | |
| | | memory = hs_pad |
| | | memory_mask = self.make_pad_mask(hlens) |
| | | _, memory_mask = self.prepare_mask(memory_mask) |
| | | # memory_mask = myutils.sequence_mask(hlens, device=memory.device)[:, None, :] |
| | | |
| | | x = tgt |
| | | out_caches = list() |
| | | for i, decoder in enumerate(self.model.decoders): |
| | | in_cache = args[i] |
| | | x, tgt_mask, memory, memory_mask, out_cache = decoder( |
| | | x, tgt_mask, memory, memory_mask, cache=in_cache |
| | | ) |
| | | out_caches.append(out_cache) |
| | | if self.model.decoders2 is not None: |
| | | for i, decoder in enumerate(self.model.decoders2): |
| | | in_cache = args[i + len(self.model.decoders)] |
| | | x, tgt_mask, memory, memory_mask, out_cache = decoder( |
| | | x, tgt_mask, memory, memory_mask, cache=in_cache |
| | | ) |
| | | out_caches.append(out_cache) |
| | | x, tgt_mask, memory, memory_mask, _ = self.model.decoders3( |
| | | x, tgt_mask, memory, memory_mask |
| | | ) |
| | | x = self.after_norm(x) |
| | | x = self.output_layer(x) |
| | | |
| | | return x, out_caches |
| | | |
| | | def get_dummy_inputs(self, enc_size): |
| | | enc = torch.randn(2, 100, enc_size).type(torch.float32) |
| | | enc_len = torch.tensor([30, 100], dtype=torch.int32) |
| | | acoustic_embeds = torch.randn(2, 10, enc_size).type(torch.float32) |
| | | acoustic_embeds_len = torch.tensor([5, 10], dtype=torch.int32) |
| | | cache_num = len(self.model.decoders) |
| | | if hasattr(self.model, 'decoders2') and self.model.decoders2 is not None: |
| | | cache_num += len(self.model.decoders2) |
| | | cache = [ |
| | | torch.zeros((2, self.model.decoders[0].size, self.model.decoders[0].self_attn.kernel_size - 1), |
| | | dtype=torch.float32) |
| | | for _ in range(cache_num) |
| | | ] |
| | | return (enc, enc_len, acoustic_embeds, acoustic_embeds_len, *cache) |
| | | |
| | | def get_input_names(self): |
| | | cache_num = len(self.model.decoders) |
| | | if hasattr(self.model, 'decoders2') and self.model.decoders2 is not None: |
| | | cache_num += len(self.model.decoders2) |
| | | return ['enc', 'enc_len', 'acoustic_embeds', 'acoustic_embeds_len'] \ |
| | | + ['in_cache_%d' % i for i in range(cache_num)] |
| | | |
| | | def get_output_names(self): |
| | | cache_num = len(self.model.decoders) |
| | | if hasattr(self.model, 'decoders2') and self.model.decoders2 is not None: |
| | | cache_num += len(self.model.decoders2) |
| | | return ['logits', 'sample_ids'] \ |
| | | + ['out_cache_%d' % i for i in range(cache_num)] |
| | | |
| | | def get_dynamic_axes(self): |
| | | ret = { |
| | | 'enc': { |
| | | 0: 'batch_size', |
| | | 1: 'enc_length' |
| | | }, |
| | | 'acoustic_embeds': { |
| | | 0: 'batch_size', |
| | | 1: 'token_length' |
| | | }, |
| | | 'enc_len': { |
| | | 0: 'batch_size', |
| | | }, |
| | | 'acoustic_embeds_len': { |
| | | 0: 'batch_size', |
| | | }, |
| | | |
| | | } |
| | | cache_num = len(self.model.decoders) |
| | | if hasattr(self.model, 'decoders2') and self.model.decoders2 is not None: |
| | | cache_num += len(self.model.decoders2) |
| | | ret.update({ |
| | | 'in_cache_%d' % d: { |
| | | 0: 'batch_size', |
| | | } |
| | | for d in range(cache_num) |
| | | }) |
| | | ret.update({ |
| | | 'out_cache_%d' % d: { |
| | | 0: 'batch_size', |
| | | } |
| | | for d in range(cache_num) |
| | | }) |
| | | return ret |
| | | |
| | | |
| | | @tables.register("decoder_classes", "ParaformerSANDecoder") |
| | | class ParaformerSANDecoder(BaseTransformerDecoder): |
| | | """ |
| | | Author: Speech Lab of DAMO Academy, Alibaba Group |
| | | Paraformer: Fast and Accurate Parallel Transformer for Non-autoregressive End-to-End Speech Recognition |
| | |
| | | else: |
| | | return x, olens |
| | | |
| | | @tables.register("decoder_classes", "ParaformerDecoderSANExport") |
| | | class ParaformerDecoderSANExport(torch.nn.Module): |
| | | def __init__(self, model, |
| | | max_seq_len=512, |
| | | model_name='decoder', |
| | | onnx: bool = True, ): |
| | | super().__init__() |
| | | # self.embed = model.embed #Embedding(model.embed, max_seq_len) |
| | | self.model = model |
| | | |
| | | from funasr.utils.torch_function import MakePadMask |
| | | from funasr.utils.torch_function import sequence_mask |
| | | |
| | | self.model = model |
| | | if onnx: |
| | | self.make_pad_mask = MakePadMask(max_seq_len, flip=False) |
| | | else: |
| | | self.make_pad_mask = sequence_mask(max_seq_len, flip=False) |
| | | |
| | | |
| | | from funasr.models.transformer.decoder import DecoderLayerExport |
| | | from funasr.models.transformer.attention import MultiHeadedAttentionExport |
| | | |
| | | for i, d in enumerate(self.model.decoders): |
| | | if isinstance(d.src_attn, MultiHeadedAttention): |
| | | d.src_attn = MultiHeadedAttentionExport(d.src_attn) |
| | | self.model.decoders[i] = DecoderLayerExport(d) |
| | | |
| | | self.output_layer = model.output_layer |
| | | self.after_norm = model.after_norm |
| | | self.model_name = model_name |
| | | |
| | | def prepare_mask(self, mask): |
| | | mask_3d_btd = mask[:, :, None] |
| | | if len(mask.shape) == 2: |
| | | mask_4d_bhlt = 1 - mask[:, None, None, :] |
| | | elif len(mask.shape) == 3: |
| | | mask_4d_bhlt = 1 - mask[:, None, :] |
| | | mask_4d_bhlt = mask_4d_bhlt * -10000.0 |
| | | |
| | | return mask_3d_btd, mask_4d_bhlt |
| | | |
| | | def forward( |
| | | self, |
| | | hs_pad: torch.Tensor, |
| | | hlens: torch.Tensor, |
| | | ys_in_pad: torch.Tensor, |
| | | ys_in_lens: torch.Tensor, |
| | | ): |
| | | |
| | | tgt = ys_in_pad |
| | | tgt_mask = self.make_pad_mask(ys_in_lens) |
| | | tgt_mask, _ = self.prepare_mask(tgt_mask) |
| | | # tgt_mask = myutils.sequence_mask(ys_in_lens, device=tgt.device)[:, :, None] |
| | | |
| | | memory = hs_pad |
| | | memory_mask = self.make_pad_mask(hlens) |
| | | _, memory_mask = self.prepare_mask(memory_mask) |
| | | # memory_mask = myutils.sequence_mask(hlens, device=memory.device)[:, None, :] |
| | | |
| | | x = tgt |
| | | x, tgt_mask, memory, memory_mask = self.model.decoders( |
| | | x, tgt_mask, memory, memory_mask |
| | | ) |
| | | x = self.after_norm(x) |
| | | x = self.output_layer(x) |
| | | |
| | | return x, ys_in_lens |
| | | |
| | | def get_dummy_inputs(self, enc_size): |
| | | tgt = torch.LongTensor([0]).unsqueeze(0) |
| | | memory = torch.randn(1, 100, enc_size) |
| | | pre_acoustic_embeds = torch.randn(1, 1, enc_size) |
| | | cache_num = len(self.model.decoders) + len(self.model.decoders2) |
| | | cache = [ |
| | | torch.zeros((1, self.model.decoders[0].size, self.model.decoders[0].self_attn.kernel_size)) |
| | | for _ in range(cache_num) |
| | | ] |
| | | return (tgt, memory, pre_acoustic_embeds, cache) |
| | | |
| | | def is_optimizable(self): |
| | | return True |
| | | |
| | | def get_input_names(self): |
| | | cache_num = len(self.model.decoders) + len(self.model.decoders2) |
| | | return ['tgt', 'memory', 'pre_acoustic_embeds'] \ |
| | | + ['cache_%d' % i for i in range(cache_num)] |
| | | |
| | | def get_output_names(self): |
| | | cache_num = len(self.model.decoders) + len(self.model.decoders2) |
| | | return ['y'] \ |
| | | + ['out_cache_%d' % i for i in range(cache_num)] |
| | | |
| | | def get_dynamic_axes(self): |
| | | ret = { |
| | | 'tgt': { |
| | | 0: 'tgt_batch', |
| | | 1: 'tgt_length' |
| | | }, |
| | | 'memory': { |
| | | 0: 'memory_batch', |
| | | 1: 'memory_length' |
| | | }, |
| | | 'pre_acoustic_embeds': { |
| | | 0: 'acoustic_embeds_batch', |
| | | 1: 'acoustic_embeds_length', |
| | | } |
| | | } |
| | | cache_num = len(self.model.decoders) + len(self.model.decoders2) |
| | | ret.update({ |
| | | 'cache_%d' % d: { |
| | | 0: 'cache_%d_batch' % d, |
| | | 2: 'cache_%d_length' % d |
| | | } |
| | | for d in range(cache_num) |
| | | }) |
| | | return ret |
| | | |