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avconv - How do I play a video with audio from a separate ...
https://askubuntu.com/questions/667240/how-do-i-play-a-video-with-audio-from-a-separate-file-mux-during-playback
If I've already encoded the video, I normally use this command line to combine the compressed video with the score, based on avconv replace audio: avconv -y -i the_video.mp4 -i the_audio.wav -map 0:0 -map 1:0 -c:v copy -c:a libvo_aacenc -ac 1 -ab 48000 -t 120 result.mp4 avplay result.mp4. Because the lossless intermediate is gigabytes in size ...
Combine audio and video with avconv not merging video ...
https://superuser.com/questions/888820/combine-audio-and-video-with-avconv-not-merging-video
Hmm, I think you are right. I downloaded and compiled it, and installed it. It now successfully combined the audio and video stream. What is weird, when I run avconv by itself, it uses the old version. When I say which avconv it points to /usr/local/bin and it shows todays version that I just compiled. So.. kinda weird, that.
Libav documentation : avconv
https://www.libav.org/avconv.html
avconv is a very fast video and audio converter that can also grab from a live audio/video source. It can also convert between arbitrary sample rates and resize video on the fly with a high quality polyphase filter. avconv reads from an arbitrary number of input "files" (which can be regular files, ...
How to merge videos by avconv? - Stack Overflow
https://stackoverflow.com/questions/18552901/how-to-merge-videos-by-avconv
avconv -f concat -i <(printf "file '%s'\n" /root/chunk/*.mp4) -y \ -c copy /root/test/full.mp4 ... I simply opened the first file. Then I added the next ones in order. Finally, I saved the concatenated video using audio and video copy and format mp4. It worked great ! Share. Improve this answer. ... mux video and audio and trim the audio. 0 ...
encoding - Why is audio generated by avconv choppy ...
https://video.stackexchange.com/questions/16247/why-is-audio-generated-by-avconv-choppy
My command line looks complicated - but it's just capturing audio and video from a UVC camera, encoding everything using openmax hw acceleration, before passing it to avconv to send to a wowza server. I don't use gstreamer to deliver to the wowza server because it seems to corrupt the stream - avconv is much more reliable at the rtmp delivery
video - avconv version and youtube-dl - Ask Ubuntu
https://askubuntu.com/questions/645462/avconv-version-and-youtube-dl
I have youtube-dl version 2015.07.04. While downloading a video, I see this message: Your copy of avconv is outdated and unable to properly mux separate video and audio files, youtube-dl will
raspbian - avconv for converting mkv to mp4 - Raspberry Pi ...
https://raspberrypi.stackexchange.com/questions/73933/avconv-for-converting-mkv-to-mp4
MKV to MP4. If the video and audio formats in the MKV file are supported by MP4, such as H.264 video and AAC audio, then you can just re-mux: ffmpeg -i input.mkv -c copy output.mp4. Otherwise, re-encode by removing -c copy. Share.
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