07 2023 档案
摘要:CMakeLists.txt cmake_minimum_required(VERSION 3.25) project(test) set(CMAKE_CXX_STANDARD 17) set(CMAKE_CXX_STANDARD 14) set(FFMPEG_DIR /usr/local/ffmp
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摘要:配置链接库路径 sudo vim /etc/ld.so.conf.d/ffmpeg.conf /usr/local/ffmpeg/lib/ 编写CMakeLists.txt cmake_minimum_required(VERSION 3.25) project(test) set(CMAKE_CX
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摘要:```python # tensorflow里引入一个新的数据类型-张量(tensor),与numpy的ndarray类似,是一个多维数组。和numpy的区别在于:numpy的ndarray只支持CPU计算,而张量支持GPU,可以通过GPU加速,提高速度,同时张量还支持自动微分计算,更适合深度学习
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摘要:class NoModifyMeta(type): def __setattr__(cls, key, value): raise AttributeError(f"Cannot modify class attribute '{key}'") class ConstDict(metaclass=N
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摘要:ffmpeg -i 1.mp4 -i 2.mp4 -map 0:a -map 1:v? -c:v copy -shortest output.mp4
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摘要:# -*- coding: utf-8 -*- import os import subprocess import threading import time import tkinter from tkinter import TOP, LEFT, RIGHT, messagebox, file
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摘要:ffmpeg -i a.mp4 -i a.mp3 -c:v copy -c:a aac -strict experimental output.mp4
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摘要:# 提取视频里的声音 ffmpeg -i 1.mp4 -vn output.mp3 # 提取视频里的画面,过滤掉声音 ffmpeg -i 1.mp4 -an output.mp4 # 同时分离视频流和音频流 ffmpeg -i 1.mp4 -vn -c:v copy audio.mp3 -an -c
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摘要:import cv2 import subprocess input_video_path = "/home/navy/Desktop/1.mp4" opencv_video_path = "/home/navy/Desktop/2.mp4" new_video_path = "/home/navy
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摘要:# -*- coding: utf-8 -*- import os import threading import time import tkinter from tkinter import TOP, LEFT, RIGHT, messagebox, filedialog, DISABLED,
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摘要:# -*- coding: utf-8 -*- import os import time import cv2 import numpy from PIL import Image, ImageDraw, ImageFont ascii_char = list("$@B%8&WM#*oahkbdp
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摘要:# -*- coding: utf-8 -*- import os import threading import tkinter from tkinter import LEFT, RIGHT, filedialog, messagebox, DISABLED, NORMAL, TOP impor
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