We have collected the most relevant information on Ffmpeg Overlay Video With Audio. Open the URLs, which are collected below, and you will find all the info you are interested in.
How to overlay/downmix two audio files using ffmpeg ...
https://stackoverflow.com/questions/14498539/how-to-overlay-downmix-two-audio-files-using-ffmpeg#:~:text=ffmpeg%20-i%20INPUT1%20-i%20INPUT2%20-i%20INPUT3%20-filter_complex,and%20a%20dropout%20transition%20time%20of%203%20seconds.
From audio to video with ffmpeg - Mirobarsa website
https://www.mirobarsa.com/technology/from-audio-to-video-with-ffmpeg/
ffmpeg -stream_loop -1 -i video.mp4 \. -i input_audio.mp3 -filter_complex \. " [1:a]showwaves=s=1280x100:colors=Red:mode=cline:rate=25:scale=sqrt [outputwave]; \. [0:v] [outputwave] overlay=0:main_h-overlay_h:shortest=1 [out]" \. -map ' [out]' -map '1:a' -c:a copy -y \.
How to overlay/downmix two audio files using ffmpeg ...
https://stackoverflow.com/questions/14498539/how-to-overlay-downmix-two-audio-files-using-ffmpeg
ffmpeg -i INPUT1 -i INPUT2 -i INPUT3 -filter_complex amix=inputs=3:duration=first:dropout_transition=3 OUTPUT This command will mix 3 input audio streams (I used two mp3 files, in the example below) into a single output with the same duration as the first input and a dropout transition time of 3 seconds.
Add an animation overlay on a video with ffmpeg - DEV ...
https://dev.to/dak425/add-an-animation-overlay-on-a-video-with-ffmpeg-25na
The short answer is, its using a complex filtergraph to offset the timestamps on the frames of the sub animation and delay its audio so they play over the main video when I wanted them to. The command is as follows:
Ffmpeg add new audio in video (mixing 2 audio) - iTecTec
https://itectec.com/superuser/ffmpeg-add-new-audio-in-video-mixing-2-audio/
The first atrim gets the the first 12 seconds of audio from the first input (video.mkv). The second atrim gets seconds 30-42 from the second input (audio.mp3). The third atrim gets seconds 24-end of audio from the first input (video.mkv). concat then …
Add an image overlay in front of video using ffmpeg
https://video.stackexchange.com/questions/12105/add-an-image-overlay-in-front-of-video-using-ffmpeg
You can do a simple image overlay using the following syntax: ffmpeg -i input.mp4 -i image.png \ -filter_complex "[0:v][1:v] overlay=25:25:enable='between(t,0,20)'" \ -pix_fmt yuv420p -c:a copy \ output.mp4 overlay=25:25 means we want to position the image 25px to the right and 25px down, originating from the top left corner (0:0).
Now you know Ffmpeg Overlay Video With Audio
Now that you know Ffmpeg Overlay Video With Audio, we suggest that you familiarize yourself with information on similar questions.
