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Batch Track Matte
Hello Everyone,
I have a series of about 10 interviews shot two camera, one is a close up, second camera is a medium shot. The interviews are quite heavily edited so we are cutting between close up and medium shot every 10 seconds or so. The subject was shot against a window, subject was a little under exposed, so I need to boost the brightness on just the subject and not the window behind them. Subject moves a bit so I need to do track matte on the color corrector. This was pretty easy to do using the the Fast Color Corrector and the pen mask tool that you can now add to most visual effects, and looks great.
The problem is that I have to do this shot by shot. The only way I can figure out how to get the mask to track is to set up the mask on a shot and then press the play forward button on the effect. The mask tracks pretty well, but stops at the out point of the clip. I then can set up the mask on the next shot and press play forward on that shot. It takes several minutes to do each shot, and I probably have 70-80 cuts in the series of interviews, so it is not practical to have to sit and wait for each shot to finish and then start the next shot. It would be nice if I could set up the mask for each shot (basically just cut and pace the same effect to all of the close ups, and then again for all of the medium shots) and then just have all of the masks track as a batch overnight, kind of like rendering out a long project out of after effects.
I have tried to nest all of the shots and applying the mask to all of the close ups, but the mask will not track when there is blank space in the sequence. I have also tried applying the mask to a master clip, but you can not mask master clips.
I do not want to have use “replace with after effects composition” because that gets weird if I need to trim the edits.
Any ideas?
Thank you,
-david
David Lynch
Northwestern University