srishanbhattarai

https://stackoverflow.com/questions/37063267/high-cpu-usage-with-android-emulator-qemu-system-i386-exe

The cause of the constant CPU usage is the sound. If you do not need sound in your emulator you can disable it by editing the AVD's config file.

Change/add those two lines

hw.audioInput=no
hw.audioOutput=no
On Linux/Mac the file is located at ~/.android/avd/<AVD_Name>.avd/config.ini
On Windows the file is located at C:\Users\<username>\.android\avd\<AVD_Name>.avd\config.ini

martinruenz

Introduction

This document contains some of the ffmpeg snippets I use most commonly, and typically in the context of converting research-related image data to video. It is not meant to be exhaustive.

Further reading

• Documentation: https://ffmpeg.org/ffmpeg.html
• Superuser community: https://superuser.com/questions/tagged/ffmpeg
• More on concatenation / named pipes: https://trac.ffmpeg.org/wiki/Concatenate
• A tutorial: Learn FFmpeg libav the Hard Way