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ffmpeg guide · GitHub
https://gist.github.com/protrolium/e0dbd4bb0f1a396fcb55#:~:text=ffmpeg%20-i%20input-video.avi%20-vn%20-acodec%20copy%20output-audio.aac%20vn,ffmpeg%20that%20the%20ouput%20is%20in%20mp3%20format.
use ffmpeg to transform mp4 to same high-quality avi file ...
https://askubuntu.com/questions/83161/use-ffmpeg-to-transform-mp4-to-same-high-quality-avi-file
I would like to use ffmpeg to transform an mp4 video file into avi but with the same quality, even if it takes up more space. If I simply do: ffmpeg -i file.mp4 file.mp4.avi The resulting avi file is very low-quality and pixelated. How can I do this transformation …
MP4 to avi No Sound - VideoHelp Forum
https://forum.videohelp.com/threads/325533-MP4-to-avi-No-Sound
It does not seem to matter what form the video is in but if the audio is aac, then the converted (to avi) is silent. This happens with mov and mp4. Please post the Process Information log, accessible by clicking the blue "i" in the ffmpegX Progress window.
Audio Transcoding using FFmpeg - Change Audio Codecs using ...
https://ottverse.com/transcode-audio-codec-ffmpeg-without-changing-video/
ffmpeg -i input_filename.avi -acodec mp3 -vcodec copy output_filename.avi Here, you are instructing FFmpeg to. read the input file named input_filename.avi that is in an avi media container that holds both the audio and video. copy the video content as is using the -vcodec copy parameter (no video re-encoding), use mp3 audio codec to re-encode the audio ; and provide …
[SOLVED] ffmpeg : mp4 conversion - no video in output file
https://www.linuxquestions.org/questions/linux-software-2/ffmpeg-mp4-conversion-no-video-in-output-file-4175600733/
If all that you want to do is change containers: Code: ffmpeg -i file.mp4 -c:a copy -c:v copy file.avi. Depending on what you start with that will probably be h264 video and aac audio. If you want just the audio from it. Code: ffmpeg -i file.mp4 -vn -c:a copy file.m4a.
How to Convert AVI to MP4 using FFmpeg? Lossy ... - …
https://ottverse.com/ffmpeg-convert-avi-to-mp4-lossless/
Ok, if you are in a hurry to convert AVI to MP4 using FFmpeg, then simply run the following FFmpeg command. It should work for most of the use-cases. ffmpeg -i input_filename.avi -c:v copy -c:a copy -y output_filename.mp4. In this commandline, you are providing. the AVI video as input.
encoding - FFMpeg Convert AVI to MP4 - Audio / Video …
https://stackoverflow.com/questions/5212780/ffmpeg-convert-avi-to-mp4-audio-video-out-of-sync
The video still plays fine at this point as an AVI. Convert the AVI to MP4 using ffmpeg batch file: set FFMPEG_DATADIR=c:\Presets ffmpeg.exe -i "test.avi" -s 640x480 -y -strict experimental -acodec aac \ -ab 128k -ac 2 -ar 48000 -vcodec libx264 -vpre medium -vpre ipod640 -r 24 \ -g 48 -b 520000 -threads 64 "out.mp4"
ffmpeg guide · GitHub
https://gist.github.com/protrolium/e0dbd4bb0f1a396fcb55
Extract Audio. ffmpeg -i input-video.avi -vn -acodec copy output-audio.aac . vn is no video. acodec copy says use the same audio stream that's already in there. ffmpeg -i video.mp4 -f mp3 -ab 192000 -vn music.mp3. The -i option in the above command is simple: it is the path to the input file.
html - FFMPEG mkv to mp4 conversion lacks audio in …
https://stackoverflow.com/questions/46456692/ffmpeg-mkv-to-mp4-conversion-lacks-audio-in-html5-player
I used ffmpeg to convert an mkv file to mp4 using this command line: ffmpeg -i input.mkv -c copy file-1.mp4. The resulting mp4 plays fine (video and audio) on Linux Mint's Xplayer. But after uploading file-1, it played with no audio. So I uploaded another mp4 file-2, one I didn't have to convert, and it plays both video and audio without a problem.
[AVI to MP4] How to Convert AVI to MP4 Using FFmpeg
https://www.leawo.org/entips/how-to-convert-avi-to-mp4-using-ffmpeg-1400.html
Try this command line in FFmpeg for converting AVI to MP4 files: ‘ffmpeg -i input.avi -c:v libx264 -preset slow -crf 19 -c:a libvo_aacenc -b:a 128k’ When the conversion completes, you should have changed your AVI files to MP4 files without quality loss.
FFmpeg
News January 17th, 2022, FFmpeg 5.0 "Lorentz" FFmpeg 5.0 "Lorentz", a new major release, is now available!For this long-overdue release, a major effort underwent to remove the old encode/decode APIs and replace them with an N:M-based API, the entire libavresample library was removed, libswscale has a new, easier to use AVframe-based API, the Vulkan code was …
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