484 lines
17 KiB
Python
484 lines
17 KiB
Python
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#!/usr/bin/env python3
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from openai import OpenAI
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import os
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import base64
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import time
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import psutil
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import subprocess
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from datetime import datetime
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class MemoryMonitor:
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def __init__(self):
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self.checkpoints = []
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self.initial_memory = self.get_memory_info()
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def get_memory_info(self):
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"""获取当前内存使用情况"""
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memory = psutil.virtual_memory()
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gpu_info = self.get_gpu_memory()
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process = psutil.Process()
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memory_info = process.memory_info()
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return {
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"timestamp": datetime.now().isoformat(),
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"system_memory_gb": memory.used / 1024**3,
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"system_memory_percent": memory.percent,
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"gpu_memory": gpu_info,
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"process_memory_mb": memory_info.rss / 1024 / 1024
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}
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def get_gpu_memory(self):
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"""获取GPU内存使用情况"""
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try:
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result = subprocess.run(['nvidia-smi', '--query-gpu=memory.total,memory.used,memory.free',
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'--format=csv,noheader,nounits'],
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capture_output=True, text=True, check=True)
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lines = result.stdout.strip().split('\n')
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gpu_info = []
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for i, line in enumerate(lines):
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parts = line.split(', ')
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if len(parts) == 3:
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total, used, free = map(int, parts)
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gpu_info.append({
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"gpu_id": i,
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"total_mb": total,
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"used_mb": used,
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"free_mb": free,
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"usage_percent": round(used / total * 100, 2)
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})
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return gpu_info
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except:
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return []
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def checkpoint(self, name=""):
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"""创建内存检查点"""
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current_memory = self.get_memory_info()
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if self.checkpoints:
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last_memory = self.checkpoints[-1]["memory"]
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memory_diff = {
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"system_memory_gb": current_memory["system_memory_gb"] - last_memory["system_memory_gb"],
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"process_memory_mb": current_memory["process_memory_mb"] - last_memory["process_memory_mb"],
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}
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# GPU内存差异
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gpu_diff = []
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if current_memory["gpu_memory"] and last_memory["gpu_memory"]:
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for i in range(min(len(current_memory["gpu_memory"]), len(last_memory["gpu_memory"]))):
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current_gpu = current_memory["gpu_memory"][i]["used_mb"]
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last_gpu = last_memory["gpu_memory"][i]["used_mb"]
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gpu_diff.append({
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"gpu_id": i,
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"used_mb_diff": current_gpu - last_gpu
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})
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memory_diff["gpu_memory"] = gpu_diff
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else:
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memory_diff = None
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checkpoint = {
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"name": name,
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"memory": current_memory,
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"memory_diff": memory_diff
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}
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self.checkpoints.append(checkpoint)
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return checkpoint
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def check_memory_risk(self):
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"""检查内存风险等级"""
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current = self.get_memory_info()
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# 系统内存风险
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sys_risk = "低"
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if current["system_memory_percent"] > 90:
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sys_risk = "高"
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elif current["system_memory_percent"] > 80:
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sys_risk = "中"
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# GPU内存风险
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gpu_risk = "低"
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if current["gpu_memory"]:
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max_gpu_usage = max(gpu["usage_percent"] for gpu in current["gpu_memory"])
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if max_gpu_usage > 95:
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gpu_risk = "高"
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elif max_gpu_usage > 85:
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gpu_risk = "中"
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return {
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"system_risk": sys_risk,
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"gpu_risk": gpu_risk,
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"current_memory": current
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}
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def print_memory_status(self, title=""):
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"""打印当前内存状态"""
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current = self.get_memory_info()
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risk = self.check_memory_risk()
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print(f"\n{'='*50}")
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print(f"🔍 {title if title else '内存状态检查'}")
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print(f"{'='*50}")
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# 系统内存
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risk_icon = {"低": "✅", "中": "⚠️", "高": "🚨"}[risk["system_risk"]]
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print(f"💾 系统内存: {current['system_memory_gb']:.1f} GB ({current['system_memory_percent']:.1f}%) {risk_icon}")
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# GPU内存
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if current["gpu_memory"]:
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risk_icon = {"低": "✅", "中": "⚠️", "高": "🚨"}[risk["gpu_risk"]]
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for gpu in current["gpu_memory"]:
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print(f"🎮 GPU {gpu['gpu_id']}: {gpu['used_mb']:.0f}/{gpu['total_mb']:.0f} MB ({gpu['usage_percent']:.1f}%) {risk_icon}")
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# 进程内存
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print(f"🔧 当前进程: {current['process_memory_mb']:.1f} MB")
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return risk
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def analyze_file_sizes(video_path, audio_path=None, txt_content=""):
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"""分析文件大小和预估内存占用"""
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print(f"\n{'='*50}")
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print("📊 文件大小分析")
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print(f"{'='*50}")
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total_estimated_mb = 0
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warnings = []
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# 视频文件分析
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if os.path.exists(video_path):
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video_size = os.path.getsize(video_path)
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video_size_mb = video_size / 1024 / 1024
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base64_size_mb = video_size_mb * 1.33 # Base64编码增加约33%
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memory_estimate_mb = base64_size_mb * 2 # 编码过程需要双倍内存
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print(f"🎥 视频文件: {os.path.basename(video_path)}")
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print(f" 原始大小: {video_size_mb:.2f} MB")
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print(f" Base64后: {base64_size_mb:.2f} MB")
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print(f" 内存估算: {memory_estimate_mb:.2f} MB")
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total_estimated_mb += memory_estimate_mb
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if base64_size_mb > 100:
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warnings.append("视频文件过大(>100MB Base64)")
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elif base64_size_mb > 50:
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warnings.append("视频文件较大(>50MB Base64)")
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# 音频文件分析
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if audio_path and os.path.exists(audio_path):
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audio_size = os.path.getsize(audio_path)
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audio_size_mb = audio_size / 1024 / 1024
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base64_size_mb = audio_size_mb * 1.33
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memory_estimate_mb = base64_size_mb * 2
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print(f"\n🎵 音频文件: {os.path.basename(audio_path)}")
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print(f" 原始大小: {audio_size_mb:.2f} MB")
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print(f" Base64后: {base64_size_mb:.2f} MB")
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print(f" 内存估算: {memory_estimate_mb:.2f} MB")
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total_estimated_mb += memory_estimate_mb
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if base64_size_mb > 50:
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warnings.append("音频文件过大(>50MB Base64)")
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# 文本内容分析
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if txt_content:
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text_size_mb = len(txt_content.encode('utf-8')) / 1024 / 1024
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print(f"\n📝 文本内容: {len(txt_content)} 字符 ({text_size_mb:.3f} MB)")
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total_estimated_mb += text_size_mb
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if len(txt_content) > 50000:
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warnings.append("文本内容过长(>50k字符)")
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print(f"\n📋 总估算内存: {total_estimated_mb:.2f} MB")
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# 风险评估
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if total_estimated_mb > 500:
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print("🚨 高风险: 内容过大，强烈建议压缩或分段处理")
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warnings.append("总内存占用过高(>500MB)")
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elif total_estimated_mb > 200:
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print("⚠️ 中风险: 建议监控内存使用")
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warnings.append("总内存占用较高(>200MB)")
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else:
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print("✅ 低风险: 内存占用在可接受范围内")
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return total_estimated_mb, warnings
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# Base64 编码格式
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def encode_video(video_path):
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with open(video_path, "rb") as video_file:
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return base64.b64encode(video_file.read()).decode("utf-8")
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def encode_audio(audio_path):
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with open(audio_path, "rb") as audio_file:
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return base64.b64encode(audio_file.read()).decode("utf-8")
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def read_txt_file(txt_path):
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"""读取txt文件内容"""
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try:
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with open(txt_path, 'r', encoding='utf-8') as file:
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content = file.read()
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print(f"成功读取txt文件: {txt_path}")
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print(f"文件内容长度: {len(content)} 字符")
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return content
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except FileNotFoundError:
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print(f"错误: 找不到文件 {txt_path}")
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return ""
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except Exception as e:
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print(f"读取文件时出错: {e}")
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return ""
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def save_result_to_txt(response_text, video_path, save_dir="results"):
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"""将分析结果保存为TXT文件"""
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os.makedirs(save_dir, exist_ok=True)
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video_name = os.path.splitext(os.path.basename(video_path))[0]
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timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
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txt_filename = f"{video_name}_analysis_{timestamp}.txt"
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txt_path = os.path.join(save_dir, txt_filename)
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content = f"""视频分析结果
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=====================================
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视频文件: {video_path}
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分析时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}
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=====================================
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{response_text}
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"""
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try:
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with open(txt_path, 'w', encoding='utf-8') as f:
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f.write(content)
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print(f"\n✅ 分析结果已保存到: {txt_path}")
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return txt_path
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except Exception as e:
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print(f"\n❌ 保存TXT文件失败: {e}")
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return None
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# 初始化内存监控器
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monitor = MemoryMonitor()
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STREAM_MODE = True
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# 文件路径配置
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video_path = "/root/autodl-tmp/video2audio/sample_demo_6.mp4"
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audio_path = "/root/autodl-tmp/video2audio/sample_demo_6.wav"
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#txt_path = "/root/autodl-tmp/hot_video_analyse/source/example_reference.txt"
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# 初始内存检查
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monitor.checkpoint("程序启动")
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monitor.print_memory_status("程序启动时内存状态")
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# 分析文件大小和预估内存占用
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txt_content = ""
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estimated_memory, warnings = analyze_file_sizes(video_path, txt_content=txt_content)
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# 如果有警告，询问是否继续
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if warnings:
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print(f"\n⚠️ 发现以下潜在问题:")
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for warning in warnings:
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print(f" - {warning}")
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print(f"\n建议:")
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print(f" - 使用更小的测试文件")
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print(f" - 监控内存使用情况")
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print(f" - 如遇到错误，尝试压缩文件")
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# 编码前内存检查
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monitor.checkpoint("开始编码前")
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risk_before = monitor.check_memory_risk()
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if risk_before["system_risk"] == "高" or risk_before["gpu_risk"] == "高":
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print(f"\n🚨 警告: 当前内存使用率已经很高，继续可能导致内存溢出!")
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print(f" 系统内存风险: {risk_before['system_risk']}")
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print(f" GPU内存风险: {risk_before['gpu_risk']}")
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print("\n开始编码文件...")
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encode_start_time = time.time()
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try:
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base64_video = encode_video(video_path)
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print(f"✅ 视频编码完成")
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except Exception as e:
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print(f"❌ 视频编码失败: {e}")
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monitor.print_memory_status("编码失败时内存状态")
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exit(1)
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base64_audio = encode_audio(audio_path)
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# 编码后内存检查
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monitor.checkpoint("编码完成")
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encode_end_time = time.time()
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encode_duration = encode_end_time - encode_start_time
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print(f"📁 文件编码完成，耗时: {encode_duration:.2f} 秒")
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# 检查编码后内存变化
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last_checkpoint = monitor.checkpoints[-1]
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if last_checkpoint["memory_diff"]:
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diff = last_checkpoint["memory_diff"]
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print(f"📊 编码过程内存变化:")
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print(f" 进程内存增加: {diff['process_memory_mb']:+.1f} MB")
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if diff["gpu_memory"]:
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for gpu_diff in diff["gpu_memory"]:
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print(f" GPU {gpu_diff['gpu_id']} 内存变化: {gpu_diff['used_mb_diff']:+.0f} MB")
|
|||
|
|
|
|||
|
|
client = OpenAI(
|
|||
|
|
api_key="EMPTY",
|
|||
|
|
base_url="http://localhost:8000/v1",
|
|||
|
|
)
|
|||
|
|
|
|||
|
|
# 构建content列表
|
|||
|
|
content_list = [
|
|||
|
|
{
|
|||
|
|
"type": "video_url",
|
|||
|
|
"video_url": {"url": f"data:video/mp4;base64,{base64_video}"},
|
|||
|
|
"type": "audio_url",
|
|||
|
|
"audio_url": {"url": f"data:audio/wav;base64,{base64_audio}"},
|
|||
|
|
}
|
|||
|
|
]
|
|||
|
|
|
|||
|
|
# 如果txt文件有内容，添加到content中
|
|||
|
|
if txt_content.strip():
|
|||
|
|
content_list.append({
|
|||
|
|
"type": "text",
|
|||
|
|
"text": f"参考文档内容:\n{txt_content}\n\n"
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
# 添加主要提示文本（简化版以减少内存使用）
|
|||
|
|
content_list.append({
|
|||
|
|
"type": "text",
|
|||
|
|
"text": """请分析这个抖音短视频的内容：
|
|||
|
|
|
|||
|
|
1. **口播内容**：转录视频中的语音内容
|
|||
|
|
2. **字幕文字**：识别画面中的文字和字幕
|
|||
|
|
3. **勾子分析**：分析视频的开头勾子策略
|
|||
|
|
|
|||
|
|
请用JSON格式输出结果：
|
|||
|
|
{
|
|||
|
|
"口播分析": {"是否有口播": "", "口播内容": "", "讲话时长": ""},
|
|||
|
|
"字幕分析": {"是否有字幕": "", "字幕内容": "", "字幕位置": ""},
|
|||
|
|
"勾子分析": {"勾子类型": "", "勾子公式": "", "勾子内容": ""}
|
|||
|
|
}"""
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
# API请求前内存检查
|
|||
|
|
monitor.checkpoint("API请求前")
|
|||
|
|
monitor.print_memory_status("API请求前内存状态")
|
|||
|
|
|
|||
|
|
print(f"\n🚀 开始请求API...")
|
|||
|
|
print(f"📅 请求时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}")
|
|||
|
|
print(f"🔄 Stream模式: {STREAM_MODE}")
|
|||
|
|
print(f"📋 Content项目数量: {len(content_list)}")
|
|||
|
|
|
|||
|
|
# 计算请求大小
|
|||
|
|
total_request_size = sum(len(str(content)) for content in content_list)
|
|||
|
|
print(f"📏 请求总大小: {total_request_size/1024/1024:.2f} MB")
|
|||
|
|
|
|||
|
|
api_start_time = time.time()
|
|||
|
|
|
|||
|
|
try:
|
|||
|
|
completion = client.chat.completions.create(
|
|||
|
|
model="/root/autodl-tmp/llm/Qwen-omni",
|
|||
|
|
messages=[
|
|||
|
|
{
|
|||
|
|
"role": "system",
|
|||
|
|
"content": [{"type":"text","text": "You are a helpful assistant."}]
|
|||
|
|
},
|
|||
|
|
{
|
|||
|
|
"role": "user",
|
|||
|
|
"content": content_list
|
|||
|
|
}
|
|||
|
|
],
|
|||
|
|
stream=STREAM_MODE,
|
|||
|
|
stream_options={"include_usage": True} if STREAM_MODE else None,
|
|||
|
|
max_tokens=1024, # 限制输出长度以节省内存
|
|||
|
|
)
|
|||
|
|
|
|||
|
|
if STREAM_MODE:
|
|||
|
|
full_response = ""
|
|||
|
|
usage_info = None
|
|||
|
|
first_token_time = None
|
|||
|
|
token_count = 0
|
|||
|
|
|
|||
|
|
print("✨ 正在生成回复...")
|
|||
|
|
for chunk in completion:
|
|||
|
|
if chunk.choices:
|
|||
|
|
delta = chunk.choices[0].delta
|
|||
|
|
if delta.content:
|
|||
|
|
if first_token_time is None:
|
|||
|
|
first_token_time = time.time()
|
|||
|
|
first_token_delay = first_token_time - api_start_time
|
|||
|
|
print(f"🚀 首个token延迟: {first_token_delay:.2f} 秒")
|
|||
|
|
|
|||
|
|
full_response += delta.content
|
|||
|
|
token_count += 1
|
|||
|
|
else:
|
|||
|
|
usage_info = chunk.usage
|
|||
|
|
|
|||
|
|
api_end_time = time.time()
|
|||
|
|
total_duration = api_end_time - api_start_time
|
|||
|
|
|
|||
|
|
print("\n" + "="*50)
|
|||
|
|
print("📝 完整回复:")
|
|||
|
|
print("="*50)
|
|||
|
|
print(full_response)
|
|||
|
|
|
|||
|
|
# 保存结果为TXT文件
|
|||
|
|
txt_file_path = save_result_to_txt(full_response, video_path)
|
|||
|
|
|
|||
|
|
# API完成后内存检查
|
|||
|
|
monitor.checkpoint("API完成")
|
|||
|
|
|
|||
|
|
# 输出时间统计信息
|
|||
|
|
print("\n" + "="*50)
|
|||
|
|
print("⏱️ 时间统计:")
|
|||
|
|
print("="*50)
|
|||
|
|
print(f"📁 文件编码时间: {encode_duration:.2f} 秒")
|
|||
|
|
if first_token_time:
|
|||
|
|
print(f"🚀 首个token延迟: {first_token_delay:.2f} 秒")
|
|||
|
|
generation_time = api_end_time - first_token_time
|
|||
|
|
print(f"⚡ 内容生成时间: {generation_time:.2f} 秒")
|
|||
|
|
print(f"🕐 API总响应时间: {total_duration:.2f} 秒")
|
|||
|
|
print(f"📊 生成token数量: {token_count}")
|
|||
|
|
if first_token_time and token_count > 0:
|
|||
|
|
tokens_per_second = token_count / generation_time
|
|||
|
|
print(f"🔥 生成速度: {tokens_per_second:.2f} tokens/秒")
|
|||
|
|
print(f"⏰ 完成时间: {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}")
|
|||
|
|
|
|||
|
|
if usage_info:
|
|||
|
|
print(f"\n📈 使用情况: {usage_info}")
|
|||
|
|
|
|||
|
|
except Exception as e:
|
|||
|
|
print(f"\n❌ API请求失败!")
|
|||
|
|
print(f"错误类型: {type(e)}")
|
|||
|
|
print(f"错误信息: {e}")
|
|||
|
|
|
|||
|
|
# 错误时进行内存检查
|
|||
|
|
monitor.checkpoint("API错误")
|
|||
|
|
monitor.print_memory_status("API错误时内存状态")
|
|||
|
|
|
|||
|
|
# 分析可能的原因
|
|||
|
|
if "Internal Server Error" in str(e) or "OutOfMemoryError" in str(e):
|
|||
|
|
print(f"\n💡 可能的内存溢出原因:")
|
|||
|
|
print(f" - 视频文件过大 ({estimated_memory:.1f} MB)")
|
|||
|
|
print(f" - GPU内存不足")
|
|||
|
|
print(f" - 系统内存不足")
|
|||
|
|
print(f"\n建议解决方案:")
|
|||
|
|
print(f" - 使用更小的视频文件")
|
|||
|
|
print(f" - 重启vLLM服务释放GPU内存")
|
|||
|
|
print(f" - 降低max_tokens限制")
|
|||
|
|
|
|||
|
|
# 最终内存状态报告
|
|||
|
|
print(f"\n{'='*60}")
|
|||
|
|
print("📊 最终内存使用报告")
|
|||
|
|
print(f"{'='*60}")
|
|||
|
|
|
|||
|
|
for i, checkpoint in enumerate(monitor.checkpoints):
|
|||
|
|
print(f"{i+1}. {checkpoint['name']}")
|
|||
|
|
if checkpoint['memory_diff']:
|
|||
|
|
diff = checkpoint['memory_diff']
|
|||
|
|
if abs(diff['process_memory_mb']) > 10: # 只显示显著变化
|
|||
|
|
print(f" 进程内存变化: {diff['process_memory_mb']:+.1f} MB")
|
|||
|
|
if diff['gpu_memory']:
|
|||
|
|
for gpu_diff in diff['gpu_memory']:
|
|||
|
|
if abs(gpu_diff['used_mb_diff']) > 50: # 只显示显著变化
|
|||
|
|
print(f" GPU {gpu_diff['gpu_id']} 变化: {gpu_diff['used_mb_diff']:+.0f} MB")
|
|||
|
|
|
|||
|
|
monitor.print_memory_status("程序结束时内存状态")
|