Digital Photo Print
Transcript of Digital Photo Print
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Digital Photography 101
for Library Applications
Instructor:
Jeanne Moje
An Infopeople Workshop
Winter 2004
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Workshop Agenda
Digital Camera Overview
Hints on Taking Photos
Who Owns That Image?Photo Design and Repair
Managing Your Digital
Photo Collection
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Digital Camera Overview
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Why Digital Photography?
Advantage over film cameras Immediate feedback / results
Dont need to develop film Ease of image manipulation
Add interest to your web site
Publicize and document library events Pictures are worth a thousand words
Provide material for library displays
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Overview of Digital Cameras
Lens types
Case sizes
Pixel depthZoom power
Storage media types Older memory formats Newer memory formats Alternative memory formats
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Digital Camera Case Sizes
Listed in order of price Compact
Micro Medium
Large
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Pixel Depth
Why would you want more pixels? 3 megapixels
4 megapixels 5 megapixels
Foveon technology 3.4 Three layers to each pixel
Equivalent to 10 megapixels
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Pixel Print Comparison
To maintain quality, choose higher
megapixel settings if you need larger
print sizes 1 megapixels 4 x 6
2 megapixels 5 x 7
3 megapixels 8 x 11
4 megapixels 11 x 14
5 megapixels 12 x 16
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Zoom Power
Optical zoom changes the image by
moving the lens
Digital zoom changes the image bycropping (enlarging the pixels)
Interchangeable lenses on SLR digital
cameras expensive! Gives you more shutter speed control
Wide-angle, panoramic, specialty lenses
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Types of Storage Media
Some can be used in multiple portable
devices Digital cameras, notebooks, PDAs, music
players, car stereo
Standardize on a flash memory type Secure Digital (SD) - up and coming
Compact Flash (CF) - still a good choice
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Newer Memory Formats
Memory stick (MS) only used by Sony
xD-Picture Card Fujifilm, Olympus
Projected highest capacity
Secure Digital (SD) Projected highest use
Broadest support
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Alternative Memory Formats
CF Mini hard drives IBM microdrive
Up to 1 GB in storageDigital camera off-load units
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Now For Our Camera Tour
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Finally, Taking Photos
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Before You Start
Practice with the camera
Double-check your camera settings
Carry extra batteriesExperiment with flash How close to subject?
Test red-eye settings
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Hints On Taking Photos
Use a tripod or lean against stationery
object
Conserve batteries Limit use of
screen viewer
Is camera turned off
when not in use?
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Automatic & Forced Flash
Automatic Fires automatically as required
Useful for ordinary photography
Forced Flash Photograph backlit scenes
Use outside in shade Color correct
fluorescent light
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Suppressed & Red-Eye Flash
Suppressed Flash Indoors where flash is ineffective
Photos taken through glass
Red-Eye Reduction Pre-flashes so subjects
eyes appear more natural
Fires automatically
as required
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Slow-Synchro Flash Types
Slow-Synchro Slow shutter speed for taking pictures of
people at night
Will show both subject and night time
backdrop
Recommend tripod
Red-Eye Reductionplus Slow-Synchro
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Example of Flash Icons
Red eye
reduction
Forced
flashSuppressed
flash
Red eye
reduction
plus slow
synchroSlow
synchro
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White Balance Control
Will attempt to correct the color for given
light sources such as: Daylight fluorescents
Warm white fluorescents
Cool white fluorescents
Incandescent lights
Outdoors
Shade
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Delayed Shutter Response
Anticipate shutter lag Shutter delay varies between cameras
Ask your subject to hold still!Image-writing delay while the camera
stores the photo
Some cameras are ableto store images
more quickly
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Taking Photos of People
Avoid red-eye Use red-eye flash function
Ask subject to look away from flash
Use natural light
Dont get too close Distortion
You can crop
image later
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Flattery Or Kindness?
Avoid harsh shadows
Try different viewpoints
Use natural light instead of flashRed clothing will overpower
skin tones
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Hold Still!
Posing versus natural action
Take numerous photos of same pose
Subject may relax Pose will look more natural
Shutter lag makes natural
action shots difficult
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Connect That Camera
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Problems?
Where to go if you have problems with
your camera
Camera batteries weak?What if your computer wont talk to the
camera?
Software updates andother annoyances
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Indoor Lighting
Fluorescent light is green
Incandescent light is red
North light bulbs are blueColor-corrected light bulbs
are best
Use two light sourcesif possible
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Photographing Objects
Avoid parallax effect if object has
straight lines Align camera to object
Align lines of object with frame of
viewfinder or LCD monitor
Use a tripod or stand
Macro lenses
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Lighting Objects
Lighting Two lights are best
45 angle to object
Measure distance of lights
Use a color key for fine reproductions
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Camera Purchase Decision
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Before You Choose
What is your budget?
Will it connect to your computer?
Evaluate your photographic needs Pixel depth
Power supply requirements
Memory needs (16 MB to 1 GB+) Do you have other portable devices?
Zoom capability needed?
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How To Choose A Camera
Try out cameras for a good fit Does it fit your hands?
Controls easy to locate?
Display screen large enough?
Light enough to carry?
Zoom power?
Purchase at a store or buy online?
Keep an eye on sale prices
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Bookmarks Topics to Visit
Digital camera glossaries and
dictionaries
Digital camera overviewVendor web sites for
digital cameras and
photography
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Taking Photos Outdoors
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Outdoor Lighting
Sunlight causes shadows
North light is blue
Overcast daysIndirect lighting best for people
Use fill-in flash or reflector
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Legal Issues
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Do The Right Thing!
Get a signature release from your
subjects
Copyright considerations
Infopeople course materials
available
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Signature Releases
Who owns that photograph?
If you put a photo of a person on the
web, get a signature release
Legal issues
Sample signature releases
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Copyright Considerations
Again, who owns that photograph?
Legal issues
Get permission!Protect your images
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Bookmarks Topics to Visit
Infopeople course Library Laws For The Web Environment -
2002
Signature release samples
Copyright law
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The Art Part
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Design Hints
View as abstract artwork (turn the photo
upside down)
Save as black & white for a fresh view
Look at negative spaces
Avoid clutter
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The Rule of Thirds in Design
Hum Beethovens Fifth
Imagine a tic-tac-toe grid on your image
Line objects on the grid Offset the focal point
within the composition
Check for proportions
of two-to-one
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Value, Contrast & Luminance
Value Relative lightness or darkness of a color
Black & white photography helps you see
value
Contrast Difference between highest
and lowest luminance values
Luminance relates to light
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Hue, Saturation & Brightness
Hue Intensity or gradation of color
Saturation Chromatic purity - has color
been diluted with white?
Brightness Brilliance of a color relating
to hue or saturation
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Color Impact
Emotional impact of color What kind of message do you wish to
convey?
Reds bleed May overpower other parts
of the image
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Color Hints
The rule of threes in color
Squint to see the values in the image
Check proportions of colorof two-to-one
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Cropping and Resizing
Focus on the subject
Get rid of clutter
The web can only show so much!Reduce image file size
Improve your design
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Photo & Graphics Software
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Types of Software
Beginner Apple iPhoto, Hypersnap, LviewPro
Intermediate PaintShop Pro, Photoshop Elements
Advanced
Fireworks, PhotoshopCamera software
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Exporting for Web and Print
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File Extensions
JPEG (*.jpg) web graphics
GIF (*.gif) flat color web graphics
TIFF (*.tif) print graphicsPSD (*.psd) Adobe Photoshop
PNG (*.png) Fireworks
PDF (*.pdf) Adobe AcrobatProprietary extensions
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Bookmarks Topics to Visit
Graphics software vendors
Digital collections projects
Infopeople course materials Planning To Digitize Your
Treasures, 2000 Planning Your Digitization
Project, 2001 Creating Web Images
With Fireworks, 2002
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Planning A Photo Session
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Summary and Evaluation
Overview of digital cameras
Hints on taking photos
Who owns that image?Design and color hints
Managing your files and disk space