mirror of
https://github.com/FunAudioLLM/CosyVoice.git
synced 2026-02-05 01:49:25 +08:00
Refactor CosyVoice inference methods to streamline CUDA stream management
- Removed the queue-based stream pool and integrated direct CUDA stream usage for improved performance. - Simplified inference methods by eliminating unnecessary synchronization and stream management code. - Enhanced logging for better tracking of synthesis operations and performance metrics. - Updated the model class to support CUDA stream context management, ensuring efficient resource utilization during inference.
This commit is contained in:
@@ -23,6 +23,7 @@ import uuid
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from cosyvoice.utils.common import fade_in_out
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from cosyvoice.utils.file_utils import convert_onnx_to_trt
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from cosyvoice.flow.flow_matching import EstimatorWrapper
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import queue
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class CosyVoiceModel:
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@@ -66,6 +67,12 @@ class CosyVoiceModel:
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self.flow_cache_dict = {}
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self.hift_cache_dict = {}
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self.stream_context_pool = queue.Queue()
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for _ in range(10):
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self.stream_context_pool.put(torch.cuda.stream(torch.cuda.Stream(self.device)) if torch.cuda.is_available() else nullcontext())
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self.is_cuda_available = torch.cuda.is_available()
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def load(self, llm_model, flow_model, hift_model):
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self.llm.load_state_dict(torch.load(llm_model, map_location=self.device), strict=True)
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self.llm.to(self.device).eval()
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@@ -166,63 +173,70 @@ class CosyVoiceModel:
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flow_prompt_speech_token=torch.zeros(1, 0, dtype=torch.int32),
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prompt_speech_feat=torch.zeros(1, 0, 80), stream=False, speed=1.0, **kwargs):
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# this_uuid is used to track variables related to this inference thread
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this_uuid = str(uuid.uuid1())
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with self.lock:
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self.tts_speech_token_dict[this_uuid], self.llm_end_dict[this_uuid] = [], False
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self.hift_cache_dict[this_uuid] = None
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self.mel_overlap_dict[this_uuid] = torch.zeros(1, 80, 0)
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self.flow_cache_dict[this_uuid] = torch.zeros(1, 80, 0, 2)
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p = threading.Thread(target=self.llm_job, args=(text, prompt_text, llm_prompt_speech_token, llm_embedding, this_uuid))
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p.start()
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if stream is True:
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token_hop_len = self.token_min_hop_len
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while True:
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time.sleep(0.1)
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if len(self.tts_speech_token_dict[this_uuid]) >= token_hop_len + self.token_overlap_len:
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid][:token_hop_len + self.token_overlap_len]) \
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.unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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finalize=False)
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yield {'tts_speech': this_tts_speech.cpu()}
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with self.lock:
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self.tts_speech_token_dict[this_uuid] = self.tts_speech_token_dict[this_uuid][token_hop_len:]
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# increase token_hop_len for better speech quality
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token_hop_len = min(self.token_max_hop_len, int(token_hop_len * self.stream_scale_factor))
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if self.llm_end_dict[this_uuid] is True and len(self.tts_speech_token_dict[this_uuid]) < token_hop_len + self.token_overlap_len:
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break
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p.join()
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# deal with remain tokens, make sure inference remain token len equals token_hop_len when cache_speech is not None
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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finalize=True)
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yield {'tts_speech': this_tts_speech.cpu()}
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else:
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# deal with all tokens
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p.join()
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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finalize=True,
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speed=speed)
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yield {'tts_speech': this_tts_speech.cpu()}
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with self.lock:
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self.tts_speech_token_dict.pop(this_uuid)
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self.llm_end_dict.pop(this_uuid)
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self.mel_overlap_dict.pop(this_uuid)
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self.hift_cache_dict.pop(this_uuid)
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self.flow_cache_dict.pop(this_uuid)
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torch.cuda.empty_cache()
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stream_context = self.stream_context_pool.get()
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with stream_context:
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this_uuid = str(uuid.uuid1())
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with self.lock:
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self.tts_speech_token_dict[this_uuid], self.llm_end_dict[this_uuid] = [], False
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self.hift_cache_dict[this_uuid] = None
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self.mel_overlap_dict[this_uuid] = torch.zeros(1, 80, 0)
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self.flow_cache_dict[this_uuid] = torch.zeros(1, 80, 0, 2)
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p = threading.Thread(target=self.llm_job, args=(text, prompt_text, llm_prompt_speech_token, llm_embedding, this_uuid))
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p.start()
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if stream is True:
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token_hop_len = self.token_min_hop_len
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while True:
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time.sleep(0.1)
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if len(self.tts_speech_token_dict[this_uuid]) >= token_hop_len + self.token_overlap_len:
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid][:token_hop_len + self.token_overlap_len]) \
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.unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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finalize=False)
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yield {'tts_speech': this_tts_speech.cpu()}
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with self.lock:
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self.tts_speech_token_dict[this_uuid] = self.tts_speech_token_dict[this_uuid][token_hop_len:]
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# increase token_hop_len for better speech quality
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token_hop_len = min(self.token_max_hop_len, int(token_hop_len * self.stream_scale_factor))
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if self.llm_end_dict[this_uuid] is True and len(self.tts_speech_token_dict[this_uuid]) < token_hop_len + self.token_overlap_len:
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break
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p.join()
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# deal with remain tokens, make sure inference remain token len equals token_hop_len when cache_speech is not None
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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finalize=True)
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yield {'tts_speech': this_tts_speech.cpu()}
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else:
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# deal with all tokens
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p.join()
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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finalize=True,
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speed=speed)
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yield {'tts_speech': this_tts_speech.cpu()}
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with self.lock:
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self.tts_speech_token_dict.pop(this_uuid)
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self.llm_end_dict.pop(this_uuid)
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self.mel_overlap_dict.pop(this_uuid)
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self.hift_cache_dict.pop(this_uuid)
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self.flow_cache_dict.pop(this_uuid)
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self.synchronize_stream()
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self.stream_context_pool.put(stream_context)
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torch.cuda.empty_cache()
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def vc(self, source_speech_token, flow_prompt_speech_token, prompt_speech_feat, flow_embedding, stream=False, speed=1.0, **kwargs):
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# this_uuid is used to track variables related to this inference thread
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@@ -278,6 +292,10 @@ class CosyVoiceModel:
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self.hift_cache_dict.pop(this_uuid)
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torch.cuda.empty_cache()
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def synchronize_stream(self):
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if self.is_cuda_available:
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torch.cuda.current_stream().synchronize()
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class CosyVoice2Model(CosyVoiceModel):
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@@ -314,6 +332,12 @@ class CosyVoice2Model(CosyVoiceModel):
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self.llm_end_dict = {}
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self.hift_cache_dict = {}
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self.stream_context_pool = queue.Queue()
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for _ in range(10):
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self.stream_context_pool.put(torch.cuda.stream(torch.cuda.Stream(self.device)) if torch.cuda.is_available() else nullcontext())
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self.is_cuda_available = torch.cuda.is_available()
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def load_jit(self, flow_encoder_model):
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flow_encoder = torch.jit.load(flow_encoder_model, map_location=self.device)
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self.flow.encoder = flow_encoder
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@@ -359,57 +383,64 @@ class CosyVoice2Model(CosyVoiceModel):
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flow_prompt_speech_token=torch.zeros(1, 0, dtype=torch.int32),
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prompt_speech_feat=torch.zeros(1, 0, 80), stream=False, speed=1.0, **kwargs):
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# this_uuid is used to track variables related to this inference thread
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this_uuid = str(uuid.uuid1())
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with self.lock:
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self.tts_speech_token_dict[this_uuid], self.llm_end_dict[this_uuid] = [], False
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self.hift_cache_dict[this_uuid] = None
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p = threading.Thread(target=self.llm_job, args=(text, prompt_text, llm_prompt_speech_token, llm_embedding, this_uuid))
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p.start()
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if stream is True:
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token_offset = 0
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while True:
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time.sleep(0.1)
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if len(self.tts_speech_token_dict[this_uuid]) - token_offset >= self.token_hop_len + self.flow.pre_lookahead_len:
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid][:token_offset + self.token_hop_len + self.flow.pre_lookahead_len]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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token_offset=token_offset,
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finalize=False)
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token_offset += self.token_hop_len
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yield {'tts_speech': this_tts_speech.cpu()}
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if self.llm_end_dict[this_uuid] is True and len(self.tts_speech_token_dict[this_uuid]) - token_offset < self.token_hop_len + self.flow.pre_lookahead_len:
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break
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p.join()
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# deal with remain tokens, make sure inference remain token len equals token_hop_len when cache_speech is not None
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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token_offset=token_offset,
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finalize=True)
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yield {'tts_speech': this_tts_speech.cpu()}
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else:
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# deal with all tokens
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p.join()
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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token_offset=0,
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finalize=True,
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speed=speed)
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yield {'tts_speech': this_tts_speech.cpu()}
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with self.lock:
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self.tts_speech_token_dict.pop(this_uuid)
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self.llm_end_dict.pop(this_uuid)
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torch.cuda.empty_cache()
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self.synchronize_stream()
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stream_context = self.stream_context_pool.get()
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with torch.cuda.stream(stream_context):
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this_uuid = str(uuid.uuid1())
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with self.lock:
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self.tts_speech_token_dict[this_uuid], self.llm_end_dict[this_uuid] = [], False
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self.hift_cache_dict[this_uuid] = None
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p = threading.Thread(target=self.llm_job, args=(text, prompt_text, llm_prompt_speech_token, llm_embedding, this_uuid))
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p.start()
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if stream is True:
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token_offset = 0
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while True:
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time.sleep(0.1)
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if len(self.tts_speech_token_dict[this_uuid]) - token_offset >= self.token_hop_len + self.flow.pre_lookahead_len:
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid][:token_offset + self.token_hop_len + self.flow.pre_lookahead_len]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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token_offset=token_offset,
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finalize=False)
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token_offset += self.token_hop_len
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yield {'tts_speech': this_tts_speech.cpu()}
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if self.llm_end_dict[this_uuid] is True and len(self.tts_speech_token_dict[this_uuid]) - token_offset < self.token_hop_len + self.flow.pre_lookahead_len:
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break
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p.join()
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# deal with remain tokens, make sure inference remain token len equals token_hop_len when cache_speech is not None
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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token_offset=token_offset,
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finalize=True)
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yield {'tts_speech': this_tts_speech.cpu()}
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else:
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# deal with all tokens
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p.join()
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this_tts_speech_token = torch.tensor(self.tts_speech_token_dict[this_uuid]).unsqueeze(dim=0)
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this_tts_speech = self.token2wav(token=this_tts_speech_token,
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prompt_token=flow_prompt_speech_token,
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prompt_feat=prompt_speech_feat,
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embedding=flow_embedding,
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uuid=this_uuid,
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token_offset=0,
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finalize=True,
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speed=speed)
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yield {'tts_speech': this_tts_speech.cpu()}
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with self.lock:
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self.tts_speech_token_dict.pop(this_uuid)
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self.llm_end_dict.pop(this_uuid)
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self.synchronize_stream()
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self.stream_context_pool.put(stream_context)
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torch.cuda.empty_cache()
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class VllmCosyVoice2Model(CosyVoice2Model):
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