On Fri, 12 Apr 2013, Carsten Kurz wrote:
Hi Carl,
nice work. Used a few other DCP creating tools before, was a bit
sceptical at first about your 'all-in-one-converter'. However, great
functionality in a single package, and, most important for me, all
processing/conversion steps for video and audio explained and
documented.
Thanks!
Now, I'm using the most recent version 0.83/64bit
Windows. Seems the
Trim frames feature doesn't work. Whatever numbers I dial in for
Start/End, it will always create the full length DCP from my 1:31:42
source. All dialogs show these 137564 frame count (also 'Properties').
Currently I have Start 1 and End 100, but it's creeping through the full
90mins of footage.
There's a bit of a complication here. I think there are two ways of doing
the trim:
1. encode only the frames within the trimmed portion.
2. encode all frames and then mark the portion to play in the associated
XML metadata.
(1) would be preferable in most cases, except for the situation when:
i) you encode a big DCP with a start trim of, say, 48 frames.
ii) you decide that after all you want a start trim of 24 frames.
Now with approach (2) this would just be a rewrite of the metadata, which
is quick. For (1) I see no way of doing it other than encoding the new
frames and then copying the entire remainder of the MXF from the old to
the new.
In other words, it's a trade off between making it quick to alter start
and end trims (but slower if the trims are large, as unnecessary encoding
will be done) and making it quicker to do big trims (as the unnecessary
frames will not be encoded).
Maybe it should be an option, or maybe it should just go for approach (2)
in all cases. I'm not sure. Any thoughts?
Regardless of all that, if the DCP you make with the current version does
not *play back* with the trims in place, something else is going wrong!
The trim parameters do not show up in the log file.
Should they?
They don't, I think; I should add them.
Best regards
Carl
- Carsten
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