Questions tagged [alpha]

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8
votes
3answers
19k views

Is it possible to export a Video with transparent Background? (No Image Sequences!)

Is it possible to export a video file from After Effects with transparency? I don't want to export to an image sequence.
2
votes
1answer
50k views

Make white background in MP4 movie transparent

I have a short animation clip made with PyMOL software (visualizing molecules), in the MP4 format. I am going to use this animation in future presentations, and it would look much better if the ...
1
vote
1answer
8k views

Mask clip with transparency in DaVinci Resolve

Is it possible to use some combination of Color nodes and power windows to hide parts of an already partially transparent clip such as one whose frames might be made from transparent images like ? I'...
1
vote
1answer
2k views

Creating transparent video from transparent png files using ffmpeg

I have a set of 300 transparent png files and I would like to create a transparent video file from them. I'm using the ffmpeg command as follows: ffmpeg -f image2 -i anim.%04d.png -r 30 -vcodec png ...