Basic JPEGs and GIFs

• JPEG and GIF
• JPEG Background
• Transparent GIF

Image Size Handling

• 540x423 JPEG photograph, 30K
• 640x480 JPEG, 64K
• 900x600 JPEG, 103K
• 1152x768 JPEG, 128K
• Images Sized Using HTML

Color Handling

• Color Bloom Test
• 320x240 Color GIF
• 640x480 Color GIF
• RGB Test
• NTSC Test
• RGB and NTSC comparison

Advanced JPEGs and GIFs

• Low Source Pre-Loading (LOWSRC)

  5K low-res image loads first (very blocky), then is replaced with high res image. To run this test more than once, you will need to clear the cache which may require turning off and unplugging your set-top box.

• Progressive JPEG
• Interlaced GIF
• Animated GIF with no loop
• Stationary animated GIF
• Moving animated GIF
• Image Map (Rectangles)
• Image Map (Circles, Polygons)
• Alternative to Image Map

Line Handling

• Flicker Test with Graduated Lines
• 320x240 White Image with Black Ruled Lines
• 320x240 White Image with Black Grid