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Hypertext Markup Language. A markup language for hypertext documents on the Internet. HTML enables the embedding of images,
sounds, video streams, form fields, references to other objects with URLs, and basic text formatting.
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Tuesday, May 13, 2008
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Portable Network Graphics (PNG) is an image format offering lossless compression and storage flexibility. The MIDP
specification requires implementations to recognize certain types of PNG images.
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Monday, May 12, 2008
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Using imagetypes() function to find out what types of images are supported in your PHP engine.
imagetypes() - Returns the image types supported.
This function returns a bit-field corresponding to the image formats supported by the version of GD linked into PHP. The following bits are returned, IMG_GIF | IMG_JPG | IMG_PNG | IMG_WBMP | IMG_XPM.
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Sunday, May 11, 2008
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Bluetooth transfers data at a rate of 721 Kbps, which is from three to eight times the average speed of parallel and serial ports, respectively. This bandwidth is capable of transmitting voice, data, video and still images
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Thursday, May 08, 2008
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In the CSS style for the body element you can specify a background-image property with the URL to the image:
background-image: url(stars.gif);
The background attribute in the HTML body tag is deprecated. If you specify a background image, you should also specify text, link, and background colors since the reader's default colors may not provide adequate contrast against your background image. The background color may be used by those not using your background image.
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Tuesday, September 18, 2007
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A PC video camera is a digital video camera that enables users to capture video and still images and then send to capture video and still images and then send or broadcast the images over the internet .A web cam is a video camera that display its output on a web page .A video conference is a meeting between geographically separated people who use a network or the internet to transmit audio and video data.
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Friday, April 11, 2008
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A thermal printer generates images by pushing electronically heated pins against heat sensitive paper.
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Friday, April 11, 2008
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An ink jet printer is a type of non impact printer that forms characters and graphics by spraying tiny drops of liquid ink into a piece of paper. A laser jet printer is a high-speed, high quality nonimpact printer that operates in a manner similar to a copy machine, creating images using a laser beam and powdered ink called toner.
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Friday, April 11, 2008
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(Cathode Ray Tube) CRT is coated with tiny dots of red, green, and blue phosphor that combine to make up each pixel, which is a single element in an electronic image. Resolution describes the sharpness and clearness of an image. Dot pi tch, sometimes called pixel pitch, is the distance in millimeters between each like-colored pixel on the screen. Refresh rate is the speed that a monitor redraws the images on the screen.
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Friday, April 11, 2008
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The number of binary digits (ones -zeros) of information per dot of color.A bit -depth of 8 gives you palette of 256 colors.A bit -depth of 24( also called 24-bit color ) gives you (more than 16 million ) which good for rendering photographic images.
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Tuesday, April 01, 2008
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