Tuesday, September 30, 2014

Pre-Project 9: Photography Techniques


 FEATURE FUNCTION: How do you use it? IMPORTANCE:  Why do you use it?
 Histogramgraph of tonal distribution - what's light and what's dark;Lighter images move the graph to the right. Darker ones move it to the left. A good image often has a histogram spread all over.
 Camera Metering Mode the way in which a camera determines the exposure it puts in your hands more control in how your camera approaches capturing a particular scene.
 Exposure Compensation 

Thursday, September 18, 2014

Tuesday, September 9, 2014

Pre-Project 7: Image File Formats



 JPEG GIF BMP TIFF PNG
 Sample Image






Acronym Meaning Joint Photographic Experts Group Graphics Interchange Format Windows Bitmap Tagged Image File Format Portable Network Graphics
 PROS
  • 24-bit color, with up to 16 million colors
  • rich colors for photographs that need fine attention to color detail
  • most used & widely accepted image format
  • compatible in most OS (Mac, PC, Linux)

  • can support transparency
  • can do small animation effects
  • "Lossless" quality–they contain the same amount of quality as the original, except it now only has 256 colors
  • Great for images with limited colors, or with flat regions of color

  • Works well with most Windows programs and OS, you can use it as a Windows wallpaper

  • very flexible format, supports several typed of compression like JPEG, LZW, ZIP or no compression at all
  • high quality image format, all color and data info are stored
  • can now be saved with layers

  • "lossless", so it doesn't lose quality and detail after image compression
  • creates smaller file sizes than GIF
  • supports transparency better than GIF
 CONS
  • tends to discard a lot of data
  • tends to create artifacts after compression
  • can't be animated
  • doesn't support transparency

  • only supports 256 colors
  • oldest format on the web, having existed since 1989. It hasn't been updated since, and sometimes, the file size is larger than PNG.

  • does not scale or compress well
  • huge image file, not web friendly
  • no real advantage over other formats

  •  very large file size - long transfer time, huge disk space consumption, and slow loading time

  • not good for large images bc they tend to generate a very large file
  • unlike GIF, cannot be animated
  • not supported by all web browsers
 Best to Use in... web images animated graphics and logos Windows wallpaper web imageslogos and transparents

Thursday, September 4, 2014

Pre-Project 6: Camera Dial Mode




 AUTOMATICPIC1
 PIC2
 PROGRAM

 SHUTTER PRIORITY

 APERTURE PRIORITY

LOW ISO

MEDIUM ISO


HIGH ISO

PORTRAIT

MACRO



SPORTS



 LANDSCAPE