feature 3D
when viewed off-speed or with
playback disturbances. This fact is
central to da Vinci’s approach to
grading, even on entry level systems
where functions exist to support the
real-time client experience. Real-time
grading results in a better client
experience for the directors and DPs
who are supervising the grading
session. Distracted by a stutter in the
playback, they cannot successfully
judge the product for audience impact.
Performance issues can have a huge
impact on the tone of a session.
Because real-time 3D colour grading
requires extremely high-performance
processing, manufacturers are
developing computer architecture that
provides this power. In early 2008, da
eye, the eye would need to be re- Vinci adopted a GPU-based processing
3D material. Although the ultimate
rendered and projected against the solution. Using GPUs (graphical
technology solution for the home is far
second eye and so on. This iterative processing units) for graphics display
from clear, it is certain that the 3D
workflow made the process both costly and processing power solved the
home experience will require post
and time-consuming, in an industry complex, computation-intensive
facilities to generate additional versions
The
where cost and time efficiency can challenges inherent in DI and -
of projects, with different aspect-ratios
convergence
make or break the project. ultimately - 3D work. This was a
and grading for optimum display on
With today’s state-of-the-art departure from the industry norm. Our
screens that measure 50 inches instead
of computer
technology, such as the da Vinci reasoning was that the graphics-based
of 50 feet. To be compatible with 3D
technology Resolve R-3D, both eye streams can be system had been tested in the fires ofprogramme material, the commercial
has enabled
viewed in real-time on a 3D projector the enormous gaming market, with its
market will also demand 3D. Just as SD
the entire
and graded simultaneously. Colour supremely intensive graphical
commercials look archaic in the context
industry to
decisions are made and played back in computing demands. The parallel
of surrounding HD programming, 2D
leap from SD
real-time and in stereo without waiting computational power of CUDA-capable
commercials will look out-of-place
for a render. Each eye can be graded NVIDIA GPUs lends itself to the
within 3D programming - and
to HD to 2k and matched separately, and then the
requirements of our architecture veryadvertisers will not allow this for long.
to 4k to 3D;
digital images can be ganged and well, and enables real-time 3D and 2D
For evidence of 3D’s allure in the ad
and, perhaps
adjusted together in context with colour grading sessions at 2k and 4k.
market, consider that this year a major
one day
surrounding shots, preserving the eye- When I think of the future of 3D and
corporation essentially bet its Super
soon, 16-bit,
to-eye match. The same the media industry, I can’t help but
Bowl spot on viewers’ excitement
enhancements exist for sizing, with the remember that it was only a little more
about 3D, even though that meant
4k 60fps
added capability of providing 3D- than 10 years ago that all television
producing the commercial using a
stereo. enhanced modes for setting was standard definition. Thecomparatively low-tech, anaglyph
Technological
convergence and blanking. convergence of computer technology
approach.
innovation
A mono project is converted to has enabled the entire industry to leap
The current trend is that more
enables
stereo by simply adding and defining from SD to HD to 2k to 4k to 3D; and,
participants in the content creation
these
the other eye timeline. Grades are perhaps one day soon, 16-bit, 4k 60fps
world are producing more 3D content.
copied to the added timeline in a single stereo. Technological innovation
This means post-production facilities
advances, operation, and then grading continues
enables these advances, which delivermust respond to this growing demand
which deliver
in stereo. Resolve’s Color Trace feature more visually stimulating and realistic
by increasing both their capacity and
more
can increase facility throughput by content to the viewer. Studios are now
throughput with better and more
visually
automatically copying grades from recognising that they can deliver 3D
effective 3D-capable technology.
stimulating
previous sessions and whenever content along with revenue. The 3D
Ideally, colour grading and finishing a
editorial changes occur, even in a evolution benefits the industry by
3D project should be accomplished in a
and realistic
stereo project. Grading can begin increasing revenue in the production,
stereoscopic viewing environment so
content to without waiting for picture lock, so post-production and distributionthat material can be seen in-context.
the viewer.
projects can be completed faster. This pipeline, which funds and drives
However, until recently, the vast
kind of workflow capability is required technological and creative innovations.
majority of 3D projects were done on a
to meet the demands for more content Research and development of new
da Vinci 2K. With only single-eye
and efficiency. Today, several of these technology solves the technical and
capability, it was an iterative process:
systems are in place at forward-looking artistic challenges posed by 3D. The
grade the stream for one eye, render it,
post-production facilities around the demands of the marketplace and the
load it into a playback device, project it
world, and interest in 3D colour grading artists who tell stories with images
with 3D capability, and then grade the
systems continues to grow throughout dictate that human innovation,
other eye to match. 3D-LUTs were
Europe, Asia and the Far East. buttressed by ever faster computer
required during the render to
Whether the image is 2D or 3D, it is processing, will deliver what it takes to
compensate for projection, further
always best to grade in real-time, since meet the future challenges and
complicating the process. If a colourist
the impact of the material is different opportunities.
wanted to go back and revise the first
70 l ibe l september/october 2009 l
www.ibeweb.com
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