Questions tagged [compression]

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13
votes
3answers
959 views

Compressional wave in a cube

I want to see the propagation of a compressional wave in a cube. I meshed a cube along Y and just added wave in this same direction as follows: But only the first and the last Y normal surfaces move ...
1
vote
0answers
33 views

mp4 render output is too compressed - video editor

container: MPEG-4 video codec: MPEG-4 lossless realtime encoding render preview shows high quality rendered frames, but mp4 file is evidently far worse, despite hd settings.
0
votes
0answers
39 views

How small can you make a model realistically?

all! I have a model that I want to add to a THREE.js scene on the web, so making it as light as possible is the main goal. I'm not an expert, so I have no idea how 'small' one could make a model. ...
1
vote
1answer
94 views

Where can I find RGBA, color depth or compression settings?

I'd like t get the usual Output panel back. I used Blender for some motion tracking and regular modeling stuff and here is how my Output area looks like now - no RGBA, compression slider, or color ...
1
vote
0answers
79 views

How to prevent (scurrying) animations from pixelation when uploaded to YouTube?

I've created an animation in which a hugh quantitiy of small-scale movements are happening at the same time. The mp4 file, which results from the render process, displays this animation without any ...
0
votes
1answer
40 views

How do I know a details about video codec used by Blender?

When I do render animation I can choose a "Video Codec". Is that codec provided by Blender app, OS or is installed with some external app? How can verify what have been used?
1
vote
1answer
25 views

JPG decompressed and compressed again, will it affect colors and color space?

I found easy to add a black frames to my photos with Blender. I just add some scaling and offset in VSE and render one image. I am wondering is that process affects colors or color space of my photo? ...
0
votes
0answers
89 views

Blender 2.79. Cycles Render. Output of animation in PNG Sequence. Level of compression

Do you use level of compression = 0 when you make output of animation in PNG Sequence? There is field Compression in Blender. Available values from 0 to 100. If to move cursor to this field ...
1
vote
1answer
192 views

Compositor - File Output - PNG compression ratio issue

I use the compositor to save my renders into files with the "File Output" node. I want to have the smallest file size while preserving all information. I use PNG file format with the highest ...
1
vote
0answers
332 views

How to remove or minimise compression banding in Blender video export using FFmpeg?

When exporting video with very subtle color blending like lights in fog a compressed video will create banding where there was none before, even with the best in-Blender settings e.g. "perceptually ...