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Correct gamma for SMPTE ST-2084 EOTF

The short answer is: You don't pick a color space for your RAW material based on what kind of monitor you're using. A color pipeline is a very complicated series of mathematical conversions, which is ...
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3 votes
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Motion RAW Videos possible?

This camera can't shoot RAW for still, not talking about video. And according to the specifications this camera can shoot 640x480x30 which is not very much by contemporary measures. For shooting RAW ...
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3 votes

Who owns the RAW video, audio and photo footage in case the client does not pay the agreed price?

Copyright law here says that the person who shoots the footage owns the footage. The only way to change this is if you sign a work for hire contract which says that the production company owns the ...
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3 votes
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Converting MLV to Prores

I'd pick something that looks flat and unsaturated. Those are usually the ones designed to retain detail. If you see clog or slog2, those are good. Rec 709 will throw out info, so don't use that. ...
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2 votes
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Is there a way to directly save DNG Sequences to 16bit exr Sequences in Photoshop or After Effects?

Using After Effects this is not an issue. After Effects has CameraRAW support and by that also support importing DNG sequences. You import them just as you would any other image sequence. Then simply ...
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2 votes

Find raw footage based on second hand video?

In Premiere, you can align clips based on audio by putting the clips on separate tracks, selecting them both, right-clicking on one, and choosing, "Synchronize." As far as "programs to compare edits ...
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2 votes
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FFMPEG 4.0 skipping frames

Y4M has no timestamps, only framerate in its header. So, if your source has any variability in its framerate, you'll see a shift in apparent timestamp in the Y4M. e.g. n src y4m 0 0 ...
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2 votes
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Camera settings instead of RAW

It highly depends on your Bit-depth and scene and post-production. If you're trying to maximize for dynamic range and avoid clipping highlights for example, you should reduce contrast as much as ...
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1 vote
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What is this colour blocking/ banding i'm seeing and can it be corrected for?

This is most likely a compression issue from chroma subsampling and 8-bit log footage. Log footage does have very little contrast and saturation so that it does not clip. However, that means that your ...
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1 vote
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use ffmpeg to convert interleaved raw yuv/pcm to compressed

Here's a method that should, in principle, work. It assumes VAVA interleaving and for somewhat efficient processing requires the packet sizes for both video and audio having a reasonably large ...
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1 vote

Archival storage for RAW video

If your system has external SAS, you can either buy an older LTO Tape Drive System, such as an LTO-5, or rent one. Or go for an LTO-6 or 7 drive. Linear tape really is the best choice for a number ...
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1 vote
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Frame rate mismatch when converting to raw video

Raw video is just that - a raw dump of video content payload - there is no packetization or metadata. Output to Y4M for a format with metadata ffmpeg -r 50 -i test.ts -pix_fmt yuv420p -vf "setpts=...
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1 vote
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ffmpeg. Converting through rawbitstream results to noise

Use ffmpeg -i in.MOV -an -vcodec rawvideo -pix_fmt yuv420p rawbitstream.yuv ffmpeg -s 640x480 -i rawbitstream.yuv -vf select="not(mod(n+1\,2))" -c:v rawvideo -vsync 0 -an even.yuv ffmpeg -f ...
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1 vote

Is mp4 or avi format convertable to raw?

No, if you don't record in raw, you can't get back to it. That's why people go through the headaches of recording in RAW. RAW is the actual photosite exposure data and isn't actually a usable image ...
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  • 19.2k
1 vote
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video format for pre-demosaic'ed stream

Turns out the answer is yes. Such format is called CinemaDNG and is used for professional video production since 2009. Here's the spec for the format: http://download.macromedia.com/pub/labs/...
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  • 121
1 vote
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Combining high res photo with low res video in a static shot

To extract the moving things, I'd try a difference matte. There's a tutorial on doing it in After Effects here and another one here. You'll need to somehow extract the static background, probably by ...
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  • 2,146
1 vote

Is GoPro "Cam_Raw" a true RAW image format?

Camera raw sounds like it is effectively similar to RAW because it is describing the light data without any corrections. What comes in on the sensor is written out, but it does sound like it may be ...
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