How to update ffmpeg

hey guys,
i 'm having a few problems and i'd appreciate if someone helps

1.
currently im using ffmpeg version 2.8.6-1ubuntu2 and want to upgrade it to 3.1.2

Note : i used this guide to install it in the first place http://ift.tt/1lboHUu

2.
i downloaded some tutorials and documentations to use ffmpeg and finally i get it to record,but here is the problem

there is alot of codes and variables and i get lost sometimes, so lets say i want to upload a video to youtube what code should i use to record my screen and my voice and to get this as a result :

Container: MP4
Audio codec: AAC-LC

• Channels: Stereo or Stereo + 5.1
• Sample rate 96khz or 48khz

Video codec: H.264

• Progressive scan (no interlacing)
• High Profile
• 2 consecutive B frames
• Closed GOP. GOP of half the frame rate.
• CABAC
• Variable bitrate. No bitrate limit required, though we offer recommended bit rates below for reference
• Chroma subsampling: 4:2:0

Bitrate
Recommended video bitrates for uploads

Type	Video Bitrate, Standard Frame Rate (24, 25, 30)	Video Bitrate, High Frame Rate (48, 50, 60)
2160p (4k)	35-45 Mbps	53-68 Mbps
1440p (2k)	16 Mbps	24 Mbps
1080p	8 Mbps	12 Mbps
720p	5 Mbps	7.5 Mbps
480p	2.5 Mbps	4 Mbps
360p	1 Mbps	1.5 Mbps

Recommended audio bitrates for uploads

Type	Audio Bitrate
Mono	128 kbps
Stereo	384 kbps
5.1	512 kbps

Note: those are the Recommended upload encoding settings for youtube
and thnx in advance

Let's block ads! (Why?)

How to update ffmpeg