github/digital_video_introduction
1
1
Fork 0
mirror of https://github.com/leandromoreira/digital_video_introduction.git synced 2026-01-09 14:38:02 -05:00
Code Issues Packages Projects Releases Wiki Activity

adds muxing and demuxing

Browse Source
This commit is contained in:
Leandro Moreira
2017-02-01 09:59:18 -02:00
parent 5d0aa78944
commit ac01ddba10
1 changed files with 16 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
README.md
View File

@@ -87,6 +87,22 @@ From `1080p` to `480p`:
./s/ffmpeg -i /files/v/small_bunny_1080p_30fps.mp4 -vf scale=480:-1 /files/v/small_bunny_1080p_30fps_transsizing_480.mp4
```
## Demuxing
Extracting `audio` from `container`:
```
./s/ffmpeg -i /files/v/small_bunny_1080p_30fps.mp4 -vn -c:a copy /files/v/small_bunny_audio.aac
```
# Muxing
Joining `audio` with `video`:
```
./s/ffmpeg -i /files/v/small_bunny_audio.aac -i /files/v/small_bunny_1080p_30fps.mp4 /files/v/small_bunny_1080p_30fps_muxed.mp4
```
## Audio sampling
From `original` to `8kHz`: