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Recent plan to buy a cell phone only to find the time to see the original phone’s screen has reached 16.7 million colors? Compared with 26 million color difference?
A: The phone’s screen color to 65,000 colors from the original monochrome, 4096 color, and then to 26 million colors, gradually from 2007, the mainstream mobile phone products with 16.7 million colors from screen, reflecting the rapid pace of development in digital products. However, the actual use of the feelings, 16.7 million color screen in color
The color performance (especially in the wide color gamut, color transition) compared with 260 000 colors enhance, but the difference is far from 65,000 colors and 260 000 colors so obvious gap. Therefore, for a modest budget, the consumer can ignore the difference of 16.7 million colors with 260 000 colors, to focus on other
Functional aspects. In addition, in the pursuit of the color of the screen at the same time, you also need to pay attention to the screen size and resolution. In addition, we buy mobile phone products,Compaq TC4200 battery there is an invisible indicators Do not forget, that is, the performance of the phone screen in the sunlight.
(2) Some people say that many of the MP4 is a pseudo widescreen products, then how to identify true widescreen and pseudo-widescreen, is not it the resolution?
A: The true widescreen and pseudo-widescreen identification method is very simple, is to look at the product screen resolution corresponding aspect ratio. If a so-called wide-screen resolution of 320 × 240 (ie, show a ratio of 3:2), that it uses the screen is the pseudo-widescreen; and 400 × 240
(WQVGA 16:9) screen is a true widescreen. In the purchase of digital products should carefully read the parameter list of the product, do not alone advertising agencies to buy products. Pseudo widescreen MP4 players will play the movie screen stretching, lead character becomes short and stout, the actual play
The effect of seriously widescreen MP4 poor.
What digital video camera connected to the computer interface is 1394 or USB port?
A: The digital camera and connected to the computer interface to existing 1394 interface USB interface, A / V interface. 1394 interface can be smoothly completed the acquisition of computer video.Toshiba PA3479U-1BRS battery replacement USB interface (USB2.0) video bandwidth is restricted, often can not be effectively collected, it is only appropriate
For still images (digital photos) to transfer to the computer. A / V interface used to connect to a TV, playback of DV.
Text pictures to use digital camera, and then use OCR text recognition software to identify, suggesting that the non-binary images can not be open,HP Mini 5103 Battery and ask how to deal with?
A: Typically, the OCR software can only recognize text in black and white picture, you use a digital camera image format is RGB or Grayscale format, OCR does not recognize. The solution is to make use of Photoshop and other image processing tools to the digital camera photos converted to black and white images
Format, and then use OCR to recognize that it should be.
I have a camera, every time you open in the first few seconds of their video screen color is not always normal, will gradually recover after a few seconds, is this why?
A: This phenomenon is normal, do not worry. The reason for this problem is the camera needs at startup after a period of warm-up time to work properly, the length of the warm-up time is to change with the sensitivity of the camera. Camera with automatic control functions, in the warm-up finished the image since
Automatically adjusted to the normal display.