# ffmpeg.wasm

**Repository Path**: ltp/ffmpeg.wasm

## Basic Information

- **Project Name**: ffmpeg.wasm
- **Description**: 把ffmpeg编译成wasm版本
- **Primary Language**: C
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 2
- **Forks**: 0
- **Created**: 2022-06-19
- **Last Updated**: 2023-06-01

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# 编译ffmpeg到wasm

## 准备ffmpeg

> git clone -b release/5.0 --depth=1 https://git.ffmpeg.org/ffmpeg.git ffmpeg
>
> ./build_ffmpeg.sh

## 准备zlib

./lib目录下已经有libz.a，所以可以不用单独编译
> git clone https://github.com/madler/zlib.git zlib
>
> mkdir zlib/build_release
>
> cd zlib/build_release
>
> emcmake cmake -DCMAKE_BUILD_TYPE=Release ..
>
> make
>
>  cp  libz.a ../../lib

## 编译项目

> 修改CMakeLists.txt中 *BUILD_WASM* 为 **ON**
>
> emcmake cmake .
>
> emmake make