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bash - How to demux audio and know what type it is? - Unix ...
https://unix.stackexchange.com/questions/27475/how-to-demux-audio-and-know-what-type-it-is
When muxing an audio into a video, ffmpeg, mencoder, etc require to know what the audio's encoding is. The encoder typically uses the file name's extension as the "parameter". eg. .aac . However, when the audio to be muxed is being demuxed from another video, how can I determine the encoding type in a script?
1. Introduction — The Linux Kernel documentation
https://www.kernel.org/doc/html/v4.9/media/uapi/dvb/intro.html
The Linux DVB API lets you control these hardware components through currently six Unix-style character devices for video, audio, frontend, demux, CA and IP-over-DVB networking. The video and audio devices control the MPEG2 decoder hardware, the frontend device the tuner and the DVB demodulator.
demux | The Audio File
https://audio-file.org/tag/demux/
A complete, cross-platform solution to record, convert and stream audio and video. FFmpeg is the leading multimedia framework, able to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created. It supports the most obscure ancient formats up to the cutting edge.
Michael Hunold hunold@linuxtv
https://www.elinux.org/images/1/13/Celf_linux_dvb_v4.pdf
• Linux/Posix character device interface /dev/dvb/adapter0/... – input: frontend, memory – processing: ci, demux – decoding: video, audio – output: audio mixer, spdif, dvb-net • source/sink connection via I/O controls • zero copy DMA via mmap() frontend memory („HDD“) demux audio decoder video decoder demux dvb net ci
gstreamer - How to demux audio and video from rtspsrc …
https://stackoverflow.com/questions/26180533/how-to-demux-audio-and-video-from-rtspsrc-and-then-save-to-file-using-matroska-m
Demux to live playback sink(works) gst-launch-0.10 -v rtspsrc location="rtsp://host:[email protected]/XXX/XXXX?resolution=1280x720&audio=1&audiocodec=g711&audiosamplerate=8000&audiobitrate=64000" latency=0 name=d d. ! rtppcmudepay ! mulawdec ! audioresample ! audioconvert ! autoaudiosink d. ! rtph264depay ! ffdec_h264 ! queue ! ffmpegcolorspace ! autovideosink
Video De/Multiplexers Free Downloads - VideoHelp
https://www.videohelp.com/software/sections/video-de-multiplexers
MKVEXtractGUI and MKVE Wizard are demultiplexer GUIs that allow you to demux mkv streams, split video, audio and subtitle to separate files, from an MKV file. GUI for mkvtoolnix (mkvextract/ mkvmerge). Requires mkvtoolnix in same folder as mkvextractgui.exe/mkvewizard.exe.If it fails use instead MKVExtractGUI-2
Any linux command-line tools to demux/normalize/remux ...
https://forum.videohelp.com/threads/218200-Any-linux-command-line-tools-to-demux-normalize-remux-MPEG2
- Demux the .mpg file to video and audio - Normalize the audio stream (as it came out of the .mpg file, or will I need to transcode it to AIFF, WAV, MP3, etc?) and then output it into a format which won't freak out the DivX6 encoder (or cause audio-sync problems) when it sees it muxed with the video.
Avidemux - Main Page
http://avidemux.sourceforge.net/
Avidemux is a free video editor designed for simple cutting, filtering and encoding tasks. It supports many file types, including AVI, DVD compatible MPEG files, MP4 and ASF, using a variety of codecs. Tasks can be automated using projects, job queue and powerful scripting capabilities. Avidemux is available for Linux, BSD, Mac OS X and Microsoft Windows under the GNU GPL …
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