# ffmpeg-tutorial

**Repository Path**: weiyuankui/ffmpeg-tutorial

## Basic Information

- **Project Name**: ffmpeg-tutorial
- **Description**: ffmpeg-tutorial
- **Primary Language**: C++
- **License**: MIT
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2025-03-07
- **Last Updated**: 2025-05-23

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# ffmpeg

#### 介绍
ffmpeg study


#### 环境搭建
基础环境
```
sudo apt install -y build-essential libssl-dev zlib1g-dev libncurses5-dev libnss3-dev libreadline-dev libffi-dev curl libsqlite3-dev libbz2-dev nasm yasm automake libtool
```
cmake安装
```
tar -xvf cmake-3.31.6.tar.gz
cd cmake-3.31.6/
sudo ./bootstrap
sudo make -j$(nproc)
sudo make install
```
x264
```
git clone https://github.com/mirror/x264.git
cd x264
sudo ./configure --enable-shared --prefix=/usr/
sudo make -j$(nproc)
sudo make install
```
x265
```
git clone https://github.com/videolan/x265.git
cd x265/build/linux
./make-Makefiles.bash
sudo make -j$(nproc)
sudo make install
```
fdk-aac
```
git clone https://github.com/mstorsjo/fdk-aac.git
git checkout v2.0.3
# git checkout v0.1.6（ffmpeg3.4）
cd fdk-aac
sudo ./autogen.sh  # Only if building from the git repository
# sudo autoreconf -fiv 
CFLAGS="-fPIC" sudo ./configure --prefix=/usr/local --enable-shared
sudo make -j$(nproc)
sudo make install
```
ffmpeg
```
wget https://ffmpeg.org/releases/ffmpeg-4.3.8.tar.gz
cd ffmpeg-4.3.8
sudo ./configure --prefix=/usr/local --enable-nonfree --enable-gpl --enable-shared --enable-libx264 --enable-libx265 --enable-libfdk-aac  --enable-nvdec --enable-nvenc --enable-cuvid
sudo make -j$(nproc)
sudo make install
```
#### llvm
卸载
```
dpkg -l | grep llvm
sudo apt purge llvm-<version> clang-<version> lldb-<version> lld-<version> clang-format-<version> 
sudo rm -rf /usr/lib/llvm-<version>
sudo rm -rf /usr/include/llvm-<version>
sudo rm -rf /usr/share/doc/llvm-<version>
sudo apt update
sudo apt autoremove
```
安装
```
wget https://github.com/llvm/llvm-project/archive/refs/tags/llvmorg-18.1.8.tar.gz
sudo tar -xvf llvmorg-18.1.8.tar.gz
cd llvm-project-llvmorg-18.1.8 && mkdir build && cd build
cmake ../llvm -DLLVM_ENABLE_PROJECTS="clang;clang-tools-extra" -DCMAKE_BUILD_TYPE=Release -DLLVM_TARGETS_TO_BUILD="X86"
sudo make -j$(nproc)
sudo make install
```

#### Python安装
```
sudo tar xzf Python-3.x.x.tgz
cd Python-3.x.x
sudo ./configure --enable-optimizations
sudo make -j24
sudo make altinstall
```
#### 字体安装
```
wget https://download.jetbrains.com/fonts/JetBrainsMono-2.304.zip
unzip JetBrainsMono-2.304.zip
sudo cp -rf fonts/ /usr/share/
cd /usr/share/fonts
sudo mkfontscale
sudo mkfontdir
sudo fc-cache -fv
fc-list | grep JetBrains
```
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'''

#### wsl命令
```
wsl --set-default Ubuntu
wsl --unregister Ubuntu
wsl -l -v
wsl --terminate <发行版名称>
wsl --export .\Desktop\Ubuntu-22.04.rar
wsl --import <新发行版名称> <目标路径> <备份路径.tar>
```

#### 常用命令
```
pkg-config --list-all | grep -E "x265|fdk-aac"
ffmpeg.exe -f dshow -list_devices true -i dummy
ffmpeg.exe -f dshow -i video="HD Webcam" -f dshow -i audio="阵列麦克风 (AMD Audio Device)" out.mp4
```

#### windows ffmpeg
```
./vcpkg install x264:x64-windows
./vcpkg install x265:x64-windows
./vcpkg install fdk-aac:x64-windows
./vcpkg install ffmpeg[core,avcodec,avformat,avfilter,avdevice,swscale,swresample,gpl,nonfree,nvcodec,x264,x265,fdk-aac]:x64-windows
```
https://7wsaog98.mirror.aliyuncs.com
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