by David M. Cole
The author is a San Francisco newspaper consultant .
Go with me here.
I am the image of an athlete performing a feat of strength and passion at the Summer Olympics in Sydney, Australia. My predecessors relied on the makers of film, chemistry and paper for their existence. I am a digital photograph only hours old, seen halfway around the world on the front page of your newspaper.
How? And what about that similar photograph in the national dailydid it travel the same path? And the words that accompany me? And what of the other photographs and stories that surround me? How did they get from their origins around the globe or around your neighborhood and to a newspaper that you hold in your hands?
This account of my trip from Sydney to your doorstep will answer all these questions. It involves awesome telecommunications tools and more than a modicum of skill and talent. Many, if not all, of the same tools come into play when the police reporter covering domestic violence, the photographer chasing fire engines in his car, the feature writer doing a color story on downtown lunchtime trends, and the shooter at a high-school baseball game, file for each new days edition. But the stakes rise higher and the time frame tightens considerably on international soil.
So lets start.
A few
months ago, a photojournalist for a worldwide news agency put together a field
pack including digital cameras, lenses, electronic flash, a laptop computer,
modems and satellite cell phones in carry-on luggage the size of a big suitcase.
The field kit spent 13 hours on a jetliner from North America to the antipodes
(see sidebar, p. 41).
This morning, my wire-service photojournalist loaded the field pack in the back of a specially equipped van, with desks instead of seats. Upon arriving at the sporting event, she carefully selected exactly what was needed to create me: the cameras and lenses. She loaded them into a camera bag; the other componentsthe laptop computer, the cell phonesstayed in the van.
Festooned with badges and press passes, the photojournalist set up at a much-fought-for and prized place where a good image could be captured. Much to my creators chagrin, the photographer from the national daily set up about two feet away.
At this particular event, lots of images are made but at the salient momentthe defining moment of this athletic endeavormy photojournalist clicked.
She pushed a button that made electrical contact, energizing an array of charged-coupled devices, rectangular silicon wafers capable of generating electrons when exposed to light. Usually, CCDs are micromanufactured into two-dimensional grids of rows and columns, each intersection comprising a pixel several microns in diameter. These CCDs recorded what appeared through the lens; the recording was a series of ones and zeroes then stored in a small card, about the size of a credit card, in digital memory.
My photojournalist knew at that moment that I was the picture that would appear on the front pages of thousands of newspapers around the world. A quick glance over to the colleague and competitor from the national daily suggested that she wasnt the only one who captured the correct moment.
Each photo took a slightly different path to get to you.
PARKING-LOT HOCUS POCUS
My photojournalist high-tailed it back to the van and fired up the computer. She took the digital memory card out of the camera and placed it in the laptop.
A computer program displayed about 20 small images. From these, she quickly picked two other photos besides me and then launched a program that allowed fine-tuning. A little overexposure corrected here, a slight crop there. This program also handled two other tasks: my creator typed a caption into the program, and that captionmore ones and zerosattached to my file. Second, the compression technology in the fine-tuning program reduced my file to a relatively small size.
Nonetheless, being in a laptop in a parking lot in a Sydney suburb doesnt help me on my way to you. So my creator plugged the computer cable into a satellite phone. Using a telecommunications application, she dialed a telephone number in North America, and after a few seconds, the phone at the other end started to ring.
Her file traveled through the air. Her phone, the size of a briefcase with a small dish, sent my signal to the bird 22,300 miles above the earth. In turn, it bounced my signal stateside, moving at 56,000 bits per second. My signal headed to earth, this time pointed at North Americas West Coast.
Across the lot, the national daily photojournalist has followed roughly the same steps, but instead of plugging into a satellite phone, he plugged one end of a cable into a laptop computers modem and the other into a cellular telephone.
His image traveled through the air to the closest cell-phone antenna. From there, his file moved by wire to an Australian undersea long-distance office. It plunged into the Pacific Ocean and, via an underwater cable, made its way to U.S. shores.
EDITOR ANGST
Sitting halfway around the world, my next handler awaited my arrival. I got there in a second, literally.
My ones
and zeroes entered the North American long-distance telephone system somewhere
outside Los Angeles. I was carried on a wave of digital information that has
been translated into audible signals; at the front end of those signals is a
telephone number that just happens to terminate in the offices of the worldwide
news agency in New York City.
The phone on the desk of the photo editor rang, followed by the familiar screech of his modem as my photojournalists modem negotiated speeds. Once the two modems agreed on transmission speed, as much as 19,200 bits per second, my ones and zeroes poured into the photo editors computer. About two minutes have elapsed.
My rival for attention at the national newspaper poked along on long-distance lines, but arrived stateside almost as quickly.
My photo editor looked at all the incoming pictures and quickly chose me (the talking image!). Using a data file-copying program, the editor moved me from his computer to a computer in the agencys satellite office via a dedicated data-communications line. I was smoking then, moving at 6 million bits per second; I got to the satellite office in a flash.
At the satellite office, I was queued up with other photographssome from Australia, others from all overand flown up to a bird.
This time, instead of going down to only one receiving dish, my signal blanketed North America, and I was received in dishes at more than 1,000 newspapers. It probably took me five minutes to go from my photojournalists computer to here; if this were a critical situation and the digital camera was tethered to a computer hooked into the news agencys network, the picture could arrive at newspapers almost instantly.
FRONT PAGES, AHOY
If schizophrenia is multiple personalities in one individual, what is one personality in multiple individuals? Oh, never mind.
I had become 1,000 digital-image files, copied to computer disks all over the continent. One landed in the computer of the photo editor for the national daily. I hate to admit this, but that editor rated my rival a better photo than I and put me into the reject directory. IŠor one of mewas heartbroken, but fared better elsewhere.
The next couple of steps were the same for both of us. We were placed in computer programs, where we had our colors adjusted for our respective printing presses. Then we were sent to pagination systems, where the words that the photojournalists entered in Australia became captions on pages.
LESS REMOTE ALL THE TIME
From the pagination systems, I traveled to raster-image processors and imagesetters. Depending on the paper, different things happened to me at this point. At newspapers with no pagination systems, I was actually duplicated on resin-coated papers and pasted onto the front pages. At others, I was duplicated on paper, but with all the other elements in place around me. And at a distinct minority of papers, each page became a Portable Document Format file. At all the newspapers featuring my image, printers made proofs of the whole pages I was on, just to check for accuracy.
After I had been RIPed, I was broken down into millions of tiny dots, about 1,000 dots per inch, stored as ones and zeros on computer disks. At newspapers using paste-ups, the pages were then put through a full-page scanner, where we were turned into dots similar to those from a RIP.
What happened to those dots depended on the production process. Here are some potential transmission methods on the way to the printing presses.
High-speed data lines. Provided by the local telephone company, data
lines come in two varieties: dial-up, and dedicated. The most common dedicated
high-speed data line is called a T1Š DS-1 is the proper nameŠ operating at 1.54
million bits per second. A T3, at 44.8 million bits per second, can mean later
deadlines. A new kind of technology called a digital subscriber line can be
configured point-to-point and provides the same 1.5 million bits at a much lower
cost than T1. DS-1 could also be considered a dial-up service when configured
for Internet access. Another dial-up service is integrated services digital
network, starting at 6,400 bits per second and expanded up to 155 million bits
per second.
Frame relay. Direct links connect each of the plants and the local office of the phone companybut the links are shared. The maximum rate of speed is 44.7 million bits per second. The upside of frame relay is that it is good at connecting multiple facilities; the downside is a cloud, resulting from sharing the lines with other customers. The lines can become clogged.
Internet. I know of no daily paper using the Internet as a delivery mechanism
for pages, but that doesnt mean there isnt one. Hey, Im just
an image. The technology would be similar to frame relay, except that instead
of the frame relay cloud, there is the Internet, with all its attendant
potential problems such as congestion and failure. Like dedicated high-speed
lines, the Internet can carry up to 44.8 million bits per second. A newspaper
can pay to set up a digital line with plenty of bandwidth between its office
and an Internet service provider.
Microwave link. When the newsroom and the presses are in a direct line of sight, a microwave system is a good alternative to the other delivery methods, as it requires capital, rather than operating, costs. In addition to a router, a microwave transmitter-receiver sits at each end of the link. Microwave operates in the 2-to-38 gigahertz frequency bands; the newest stuff runs from 18-to-38 gigahertz at the equivalent of roughly 6 million bits per second, though most systems have the option to upgrade to roughly 12 million bits per second. Line of sight can be an interesting concept: With relays, the microwave signal can be banked off antennas in other locations to get it to right place.
Satellite link. This is the way my rival at the
national daily went; the technology roughly mirrors a microwave link and is
exactly the same as the satellite phone.
In addition to using a variety of transmission methods, U.S. publishers use two models for remote printing: distributed and centralized. In distributed printing, a central page-creation environment drives a large number of print sites. This would be the national-newspaper model. In the centralized printing model, numerous editorial departments feed a common print facility. The clustering concept is an example.
TO NEWSPRINT
Ive now arrived as billions of ones and zeroes at a remote printing plant. If the prepress folks sent me and my cohorts as scanned or RIPed files, we were ready to go. If I was sent as PostScript or PDF, then I needed to be RIPed.
Next, at some papers, a film-based recording device imaged the bit file onto graphic-arts film with lasers. The film registered on light-sensitive plates briefly exposed to an arc light.
At a very few papers, my bits were sent from computer to plate using lasers. My sibling at the national daily goes CTP.
Plates were then processed with chemistry and mounted on presses. Bells rang, the presses turned, and papers spit out the end, or usually, the middle.
And here I am, on the front page. At most papers, I will get to your doorstep in a matter of hours by traveling by such old-fashioned means as trucks, cars, and bicycle. But from Australia to that printing press, more than likely I lived my entire life as a digital file.
Now you glance at me on the way out the door this morning. Later, I believe, there will be another bird in my future. But thats another story.
The Field PackA
photojournalists field pack in the world of digital photography
is somewhat different today than it was even a decade ago. Here are the
contents of a typical field pack today, as outlined by The
Associated Press and The New York Times. |
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