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  2. 720p - Wikipedia

    en.wikipedia.org/wiki/720p

    720p (720 lines progressive) is a progressive HD signal format with 720 horizontal lines/1280 columns and an aspect ratio (AR) of 16:9, normally known as widescreen HD (1.78:1). All major HD broadcasting standards (such as SMPTE 292M) include a 720p format, which has a resolution of 1280×720.

  3. Display resolution standards - Wikipedia

    en.wikipedia.org/wiki/Display_resolution_standards

    The HD or 720p resolution of 1280 × 720 pixels stems from high-definition television (HDTV), where it originally used 50 or 60 frames per second. With its 16:9 aspect ratio, it is exactly 2 times the width and ⁠1 + 1 / 2 ⁠ times the height of 4:3 VGA ( 640 × 480 ), which shares its aspect ratio and 480 line count with NTSC .

  4. Image file format - Wikipedia

    en.wikipedia.org/wiki/Image_file_format

    An image file format is a file format for a digital image. There are many formats that can be used, such as JPEG, PNG, and GIF.Most formats up until 2022 were for storing 2D images, not 3D ones.

  5. Comparison of high-definition smartphone displays - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_high...

    The following is a comparison of high-definition smartphone displays, containing information about their specific screen technology, resolution, size and pixel density. It is divided into three categories, containing smartphones with 720p , 1080p and 1440p displays.

  6. GIF - Wikipedia

    en.wikipedia.org/wiki/GIF

    GIF was one of the first two image formats commonly used on Web sites, the other being the black-and-white XBM. [5] In September 1995 Netscape Navigator 2.0 added the ability for animated GIFs to loop. While GIF was developed by CompuServe, it used the Lempel–Ziv–Welch (LZW) lossless data compression algorithm patented by Unisys in 1985.

  7. List of Avid DNxHD resolutions - Wikipedia

    en.wikipedia.org/wiki/List_of_Avid_DNxHD_resolutions

    This is a list of Avid DNxHD resolutions, mainly available in multiple HD encoding resolutions based on the frame size and frame rate of the media being encoded. The list below shows the available encoding choices for each of the available frame size and frame rate combinations. [1] [2]

  8. Image resolution - Wikipedia

    en.wikipedia.org/wiki/Image_resolution

    Image resolution is the level of detail of an image. The term applies to digital images, film images, and other types of images. "Higher resolution" means more image detail. Image resolution can be measured in various ways. Resolution quantifies how close lines can be to each other and still be visibly resolved. Resolution units can be tied to ...

  9. High-definition television - Wikipedia

    en.wikipedia.org/wiki/High-definition_television

    Typically a PC resolution ; also a native resolution on many entry-level plasma displays with non-square pixels. 1280 × 720: 921,600 0.9 16:9 (1.78:1) 1:1 Standard HDTV resolution and a typical PC resolution , frequently used by high-end video projectors; also used for 750-line video, as defined in SMPTE 296M, ATSC A/53, ITU-R BT.1543.