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- Average_bitrate abstract "Average bitrate (ABR) refers to the average amount of data transferred per unit of time, usually measured per second, commonly for digital music or video. An MP3 file, for example, that has an average bit rate of 128 kbit/s transfers, on average, 128,000 bits every second. It can have higher bitrate and lower bitrate parts, and the average bitrate for a certain timeframe is obtained by dividing the number of bits used during the timeframe by the number of seconds in the timeframe. Bitrate is not reliable as a standalone measure of audio/video quality, since more efficient compression methods use lower bitrates to encode material at a similar quality.Average bitrate can also refer to a form of variable bitrate (VBR) encoding in which the encoder will try to reach a target average bitrate or file size while allowing the bitrate to vary between different parts of the audio or video. As it is a form of variable bitrate, this allows more complex portions of the material to use more bits and less complex areas to use fewer bits. However, bitrate will not vary as much as in variable bitrate encoding. At a given bitrate, VBR is usually higher quality than ABR, which is higher quality than CBR (constant bitrate). ABR encoding is desirable for users who want the general benefits of VBR encoding (an optimum bitrate from frame to frame) but with a relatively predictable file size. Two-pass encoding is usually needed for accurate ABR encoding, as on the first pass the encoder has no way of knowing what parts of the audio or video need the highest bitrates to be encoded.".
- Average_bitrate wikiPageExternalLink abr.php.
- Average_bitrate wikiPageExternalLink index.php?title=Average_Bitrate.
- Average_bitrate wikiPageID "1934011".
- Average_bitrate wikiPageLength "3034".
- Average_bitrate wikiPageOutDegree "8".
- Average_bitrate wikiPageRevisionID "612252302".
- Average_bitrate wikiPageWikiLink Bit_rate.
- Average_bitrate wikiPageWikiLink Category:Codecs.
- Average_bitrate wikiPageWikiLink Constant_bitrate.
- Average_bitrate wikiPageWikiLink Encoder.
- Average_bitrate wikiPageWikiLink MP3.
- Average_bitrate wikiPageWikiLink Variable_bitrate.
- Average_bitrate wikiPageWikiLinkText "ABR".
- Average_bitrate wikiPageWikiLinkText "Average bitrate".
- Average_bitrate wikiPageWikiLinkText "average bitrate".
- Average_bitrate wikiPageUsesTemplate Template:Citation.
- Average_bitrate wikiPageUsesTemplate Template:Compression_Methods.
- Average_bitrate wikiPageUsesTemplate Template:Compu-network-stub.
- Average_bitrate wikiPageUsesTemplate Template:Reflist.
- Average_bitrate subject Category:Codecs.
- Average_bitrate comment "Average bitrate (ABR) refers to the average amount of data transferred per unit of time, usually measured per second, commonly for digital music or video. An MP3 file, for example, that has an average bit rate of 128 kbit/s transfers, on average, 128,000 bits every second. It can have higher bitrate and lower bitrate parts, and the average bitrate for a certain timeframe is obtained by dividing the number of bits used during the timeframe by the number of seconds in the timeframe.".
- Average_bitrate label "Average bitrate".
- Average_bitrate sameAs Q3290743.
- Average_bitrate sameAs Átlagos_bitráta.
- Average_bitrate sameAs 평균_비트레이트.
- Average_bitrate sameAs m.0676bk.
- Average_bitrate sameAs Q3290743.
- Average_bitrate sameAs 平均码率.
- Average_bitrate wasDerivedFrom Average_bitrate?oldid=612252302.
- Average_bitrate isPrimaryTopicOf Average_bitrate.