ffmpeg – how to add multiple overlay gifs on top of video + command generator runs forever

the user will choose multiple gifs, scale them, put them in the desired position on screen, then they will be overlayed on top of a video .. in simple case where user choose only one gif to overlay .. this line was working very well for me, but now it runs forever !!: ‘-i video.mp4 … Read more

animated gif speed, nice in ImageMagick or GraphicsMagic, slow in powerpoint

I have N tiff files. In linux I can do convert -delay 0 -loop 0 *.tiff output.gif In linux, using gm animate *.tif I get a nice smooth rotation at a nice speed. And if I recreate N tiff files to have 2N files the rotation slows but is still good, what one would expect. … Read more

ffmpeg png to gif losing first half of frame list with fifo filter

Can anybody suggest a solution to (or at least a cause for) the following snag I’m experiencing in Windows 10, please? While I originally thought this was, maybe, a problem with the source images, I’m now focusing on a difficulty with the fifo function – but I’m prepared to stand corrected. Problem I’m losing all … Read more

ffmpeg png to gif losing first half of frame list with fifo filter

Can anybody suggest a solution to (or at least a cause for) the following snag I’m experiencing in Windows 10, please? While I originally thought this was, maybe, a problem with the source images, I’m now focusing on a difficulty with the fifo function – but I’m prepared to stand corrected. Problem I’m losing all … Read more

FFMPEG keeps converting without stopping when using HStack to combine a gif with an video while also using a scale2ref filter

I am trying to combine/merge a gif/image with a video to output a video that has both in one frame. For that purpose i’m using FFMPEG on nodejs. The filter I am using is Hstack and since the content can be dynamically sized so I am resizing the gif based on the parameters of video … Read more

How to lower the file size of a GIF file?

I am using Peek for screen recording into a GIF file. Sometimes I want to remove useless part of the file. For this purpose I use Kdenlive. After editing and rendering a final file become much bigger in size than original. For some reason the default rendering pop-up has disabled quality settings. See screenshot below: … Read more

Which animation or video format supports setting the delay for individual frames beside gif and webp?

I am experimenting making animations. Currently my program can generate gif animation and video too. In the later case the framerate is higher, and moving animations are much smoother. I also can apply background music for a video file, unlike for gif animation. Unfortunately video files are much larger, as the steady parts contains many … Read more