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Original file line number Diff line number Diff line change
Expand Up @@ -16,12 +16,15 @@
import os
from typing import Union

from ...configuration_utils import PretrainedConfig
from ...configuration_utils import PretrainedConfig, layer_type_validation
from ...modeling_rope_utils import rope_config_validation
from transformers.models.siglip.configuration_siglip import SiglipVisionConfig
from transformers import Qwen2Config, WhisperConfig
from ...utils import logging

logger = logging.get_logger(__name__)


class MiniCPMVSliceConfig(PretrainedConfig):
model_type = "minicpmv"

Expand All @@ -39,9 +42,8 @@ def __init__(

@classmethod
def from_pretrained(cls, pretrained_model_name_or_path: Union[str, os.PathLike], **kwargs) -> "PretrainedConfig":
cls._set_token_in_kwargs(kwargs)

config_dict, kwargs = cls.get_config_dict(pretrained_model_name_or_path, **kwargs)
config_dict, kwargs = cls.get_config_dict(
pretrained_model_name_or_path, **kwargs)

if config_dict.get("model_type") == "minicpmv":
config_dict = config_dict["slice_config"]
Expand Down Expand Up @@ -84,10 +86,6 @@ def __init__(
attn_implementation: str = "sdpa",
use_mlp: bool = True,
aug_loss_weight: bool = True,
do_sample: bool = True,
top_p: float = 0.7,
top_k: int = 20,
repetition_penalty: float = 1.0,
**kwargs,
):
super().__init__(**kwargs)
Expand Down Expand Up @@ -116,13 +114,9 @@ def __init__(
self.attn_implementation = attn_implementation
self.use_mlp = use_mlp
self.aug_loss_weight = aug_loss_weight
self.do_sample = do_sample
self.top_p = top_p
self.top_k = top_k
self.repetition_penalty = repetition_penalty


class MiniCPM_o_2_6Config(Qwen2Config):
class MiniCPM_o_2_6Config(PretrainedConfig):
model_type = "minicpmo"
keys_to_ignore_at_inference = ["past_key_values"]

Expand All @@ -136,6 +130,21 @@ class MiniCPM_o_2_6Config(Qwen2Config):
"patch_size": 14,
}

base_model_tp_plan = {
"layers.*.self_attn.q_proj": "colwise",
"layers.*.self_attn.k_proj": "colwise",
"layers.*.self_attn.v_proj": "colwise",
"layers.*.self_attn.o_proj": "rowwise",
"layers.*.mlp.gate_proj": "colwise",
"layers.*.mlp.up_proj": "colwise",
"layers.*.mlp.down_proj": "rowwise",
}
base_model_pp_plan = {
"embed_tokens": (["input_ids"], ["inputs_embeds"]),
"layers": (["hidden_states", "attention_mask"], ["hidden_states"]),
"norm": (["hidden_states"], ["hidden_states"]),
}

def __init__(
self,
use_cache=True,
Expand All @@ -155,6 +164,24 @@ def __init__(
init_vision=True,
init_audio=True,
init_tts=True,
vocab_size=151936,
hidden_size=4096,
intermediate_size=22016,
num_hidden_layers=32,
num_attention_heads=32,
num_key_value_heads=32,
hidden_act="silu",
max_position_embeddings=32768,
initializer_range=0.02,
rms_norm_eps=1e-6,
tie_word_embeddings=False,
rope_theta=10000.0,
rope_scaling=None,
use_sliding_window=False,
sliding_window=4096,
max_window_layers=28,
layer_types=None,
attention_dropout=0.0,
**kwargs,
):
self.use_cache = use_cache
Expand All @@ -179,7 +206,8 @@ def __init__(

# same as HuggingFaceM4/siglip-so400m-14-980-flash-attn2-navit add tgt_sizes
if vision_config is None:
self.vision_config = SiglipVisionConfig(**self.default_vision_config)
self.vision_config = SiglipVisionConfig(
**self.default_vision_config)
logger.info("vision_config is None, using default vision config")
elif isinstance(vision_config, dict):
self.vision_config = SiglipVisionConfig(**vision_config)
Expand All @@ -203,7 +231,47 @@ def __init__(

self.patch_size = self.vision_config.patch_size

super().__init__(**kwargs)
self.vocab_size = vocab_size
self.max_position_embeddings = max_position_embeddings
self.hidden_size = hidden_size
self.intermediate_size = intermediate_size
self.num_hidden_layers = num_hidden_layers
self.num_attention_heads = num_attention_heads
self.use_sliding_window = use_sliding_window
self.sliding_window = sliding_window if self.use_sliding_window else None
self.max_window_layers = max_window_layers

# for backward compatibility
if num_key_value_heads is None:
num_key_value_heads = num_attention_heads

self.num_key_value_heads = num_key_value_heads
self.hidden_act = hidden_act
self.initializer_range = initializer_range
self.rms_norm_eps = rms_norm_eps
self.rope_theta = rope_theta
self.rope_scaling = rope_scaling
self.attention_dropout = attention_dropout
# Validate the correctness of rotary position embeddings parameters
# BC: if there is a 'type' field, move it to 'rope_type'.
if self.rope_scaling is not None and "type" in self.rope_scaling:
self.rope_scaling["rope_type"] = self.rope_scaling["type"]
rope_config_validation(self)

self.layer_types = layer_types
if self.layer_types is None:
self.layer_types = [
"sliding_attention"
if self.sliding_window is not None and i >= self.max_window_layers
else "full_attention"
for i in range(self.num_hidden_layers)
]
layer_type_validation(self.layer_types)

super().__init__(
tie_word_embeddings=tie_word_embeddings,
**kwargs,
)


__all__ = ["MiniCPM_o_2_6Config"]
Original file line number Diff line number Diff line change
@@ -0,0 +1,161 @@
# coding=utf-8
# Copyright 2025 The OpenBMB Team. All rights reserved.
#
# 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 math
from typing import List, Optional, Union

from transformers import WhisperFeatureExtractor, AutoFeatureExtractor, AutoTokenizer
import numpy as np
import torch


class MiniCPM_o_2_6FeatureExtractor(WhisperFeatureExtractor):

def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)

def __call__(
self,
tokenizer: None,
audios: Union[np.ndarray, List[np.ndarray], List[List[np.ndarray]]],
audio_parts: Optional[list] = None,
chunk_input: Optional[bool] = False,
sampling_rate: Optional[int] = None,
chunk_length: Optional[int] = 1,
**kwargs,
):
if isinstance(audios, np.ndarray):
audios_list = [[audios]]
elif isinstance(audios[0], np.ndarray):
audios_list = [audios]
else:
audios_list = audios

if audio_parts is not None:
assert len(audio_parts) == len(audios_list)
for parts, audios in zip(audio_parts, audios_list):
assert len(parts) == len(audios)

audio_feature_lens_list = []
audio_ph_list = []

audio_features_all = []

# audio placeholder not dependent on audio_parts
for audios in audios_list:
if audios:
audio_ph_list.append([self.get_audio_placeholder(tokenizer,
len(a), chunk_input, chunk_length) for a in audios])
else:
audio_ph_list.append([])

for idx, audios in enumerate(audios_list):
if audio_parts is not None:
# same audio part merge
audio_part = audio_parts[idx]
merge_audio = []
cur_audio = []
for aid, (part, audio) in enumerate(zip(audio_part, audios)):
if aid == 0 or audio_part[aid] == audio_part[aid - 1]:
cur_audio.append(audio)
else:
merge_audio.append(np.hstack(cur_audio))
cur_audio = [audio]
if cur_audio:
merge_audio.append(np.hstack(cur_audio))

else:
merge_audio = audios

audio_feature_lens = []

# If the audio exceeds 30 seconds, split it into chunks every 30 seconds.
final_merge_audio = []
max_audio_inp_len = 30 * sampling_rate
for audio in merge_audio:
if len(audio) <= max_audio_inp_len:
final_merge_audio.append(audio)
else:
for i in range(math.ceil(len(audio) / max_audio_inp_len)):
final_merge_audio.append(
audio[i * max_audio_inp_len: (i + 1) * max_audio_inp_len])

if audios:
audio_inputs = super().__call__(
final_merge_audio,
sampling_rate=sampling_rate,
return_attention_mask=True,
padding="max_length",
return_tensors="pt",
**kwargs,
)
audio_feature = audio_inputs["input_features"]
actual_lens = audio_inputs["attention_mask"].sum(dim=1)

for feat, lens in zip(audio_feature, actual_lens):
audio_features_all.append(feat[:, :lens])
audio_feature_lens.append(lens)

audio_feature_lens = torch.hstack(audio_feature_lens)
audio_feature_lens_list.append(audio_feature_lens)
else:
audio_feature_lens_list.append([])

if audio_features_all:
audio_features = [i.permute(1, 0) for i in audio_features_all]
audio_features = torch.nn.utils.rnn.pad_sequence(
audio_features, batch_first=True, padding_value=0.0
).permute(0, 2, 1)
else:
audio_features = []

return audio_features, audio_feature_lens_list, audio_ph_list

def get_audio_placeholder(self, tokenizer, audio_lens, chunk_input, chunk_length):
pool_step = 2
feature_lens = math.ceil(
audio_lens / self.hop_length)

feature_lens = (feature_lens - 1) // 2 + 1
output_lens = (feature_lens - pool_step) // pool_step + 1

if chunk_input:
fbank_feat_in_chunk = int(chunk_length * 100)
cnn_feat_in_chunk = (fbank_feat_in_chunk - 1) // 2 + 1
audio_embeds_in_chunk = (
cnn_feat_in_chunk - pool_step) // pool_step + 1
num_audio_chunks = (
output_lens + audio_embeds_in_chunk - 1) // audio_embeds_in_chunk

place_holders = ""
total_unk_len = 0
for _ in range(num_audio_chunks):
unk_len = min(audio_embeds_in_chunk,
output_lens - total_unk_len)
place_holders += tokenizer.audio_start + \
tokenizer.unk_token * unk_len + tokenizer.audio_end
total_unk_len += unk_len
audio_placeholder = place_holders
else:
audio_placeholder = tokenizer.audio_start + \
tokenizer.unk_token * output_lens + tokenizer.audio_end

return audio_placeholder


AutoFeatureExtractor.register(
"MiniCPM_o_2_6FeatureExtractor", MiniCPM_o_2_6FeatureExtractor)

__all__ = ["MiniCPM_o_2_6FeatureExtractor"]
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