The difference between mp3 and mp4 video
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Users questions: I want to buy can see the video, mp4 and video market is now mp3, both of which can see the video, I do not know very much, want to give me an explanation. Also to say when the next buy mp4 to note that the recommended brands better, thank you!
Experts answer: if it is the media format: MP3 Music compression format encoding algorithm taken from MPEG-1AudioLayer3, that it is MPEG-1 audio coding algorithm part. MP3 compression is not only high, but the fidelity of compressed music is also high, so popular with Internet users. On the other hand, M P3 has also brought the issue of copyright protection, many companies are in this study can effectively protect the copyright of the new music compression format, MP4 is designed by the GlobalMusicOutlet a format, arguing that was often referred to as MPEG4 MP4, However, no between In any way. Compared with MP3, MP4 compression ratio and fidelity are higher, MP4 file is an executable file, the internal embedded player, and the preservation of the original copyright owner's web address and copyright notice. In addition, MP4 also uses a special digital watermarking technology, even if the pass Guo MP4 Player FM * AM radio music, but also can detect the source of music. MP4 copyright protection to a number of new attempts, is expected to be welcomed by publishers, but certainly not like the MP3, as the vast numbers of Internet users. If the player is if: I Know, MP3 players, less than most, is "just sounds but not its people", although the market has a lot of color high-capacity MP3, but generally stay in to see picture of the level as Wufaxinshang video files It is a pity to be said. The MP4 is different, it will listen to see, entertainment Fun feature-rich, is the digital age entertainment rookie, a major step forward than MP3. Currently, most of the MP4 are international manufacturers as their flagship product, will join the many popular MP4 function, of which the company appeared similar to ARCHOS AV400 Pocket Cinema this round, AV400 With video player, audio player, video recording, voice recorder, video output, mobile hard drives, digital cameras and other partners successfully obtained nearly 10 functions in one fell swoop, "all-around digital entertainment king" of the title, while the market also points to other features rich MP4 , MP4 as representatives of multi-function digital products, digital Time entertainment pioneer. To ARHCOS's AV420 as an example, with 20GB hard drive, MPEG-4 format can store more than 30 movies, playback music up to 5000, store digital photos, up to 10,000, through a TV cable from the TV recording (or timer recording) 80 to 40 hours of television programs. 3.5-inch TFT color LCD screen able to watch digital broadcast quality DVD movies, recorded TV and digital photos, as well as excellent video playback and video output; compatible with MP3 digital music player, stereo MP3 music decoding 30-320 1000 * seconds , near C D sound quality, support CBR, WMA, AAC format music; support the CF card slot, can be used for digital companion, with USB2.0 speed transfer interface for mobile hard disk. Industry that: this compatible with MP3, based on "MEGP-4" dynamic image decoding technology, the high true color TF T-screen to achieve "push to see" (movie) Pocket type of digital entertainment products, is to take over the powerful audio capabilities "MP3" a magic wand to guide the development of mobile digital direction. However, although the name is similar to MP3 and MP4, but did not completely substitute, MP4 is not to end the appearance of MP 3. MP3 and MP4 relationship like the relationship between CD and DVD, for consumers although they overlap, but not the same, MP3 mainly for music lovers, music playback in MP3, MP3 outstanding performance and price over MP3 Low, spread very rapidly in recent years. And MP4 video features and more focus on the future of digital entertainment features, focusing on the digital entertainment era, they are greatly different between the two positioning. Reference: http: ** www.xiaoi.com * browseDetail.do? Qid = 1131358
Experts answer: if it is the media format: MP3 Music compression format encoding algorithm taken from MPEG-1AudioLayer3, that it is MPEG-1 audio coding algorithm part. MP3 compression is not only high, but the fidelity of compressed music is also high, so popular with Internet users. On the other hand, M P3 has also brought the issue of copyright protection, many companies are in this study can effectively protect the copyright of the new music compression format, MP4 is designed by the GlobalMusicOutlet a format, arguing that was often referred to as MPEG4 MP4, However, no between In any way. Compared with MP3, MP4 compression ratio and fidelity are higher, MP4 file is an executable file, the internal embedded player, and the preservation of the original copyright owner's web address and copyright notice. In addition, MP4 also uses a special digital watermarking technology, even if the pass Guo MP4 Player FM * AM radio music, but also can detect the source of music. MP4 copyright protection to a number of new attempts, is expected to be welcomed by publishers, but certainly not like the MP3, as the vast numbers of Internet users. If the player is if: I Know, MP3 players, less than most, is "just sounds but not its people", although the market has a lot of color high-capacity MP3, but generally stay in to see picture of the level as Wufaxinshang video files It is a pity to be said. The MP4 is different, it will listen to see, entertainment Fun feature-rich, is the digital age entertainment rookie, a major step forward than MP3. Currently, most of the MP4 are international manufacturers as their flagship product, will join the many popular MP4 function, of which the company appeared similar to ARCHOS AV400 Pocket Cinema this round, AV400 With video player, audio player, video recording, voice recorder, video output, mobile hard drives, digital cameras and other partners successfully obtained nearly 10 functions in one fell swoop, "all-around digital entertainment king" of the title, while the market also points to other features rich MP4 , MP4 as representatives of multi-function digital products, digital Time entertainment pioneer. To ARHCOS's AV420 as an example, with 20GB hard drive, MPEG-4 format can store more than 30 movies, playback music up to 5000, store digital photos, up to 10,000, through a TV cable from the TV recording (or timer recording) 80 to 40 hours of television programs. 3.5-inch TFT color LCD screen able to watch digital broadcast quality DVD movies, recorded TV and digital photos, as well as excellent video playback and video output; compatible with MP3 digital music player, stereo MP3 music decoding 30-320 1000 * seconds , near C D sound quality, support CBR, WMA, AAC format music; support the CF card slot, can be used for digital companion, with USB2.0 speed transfer interface for mobile hard disk. Industry that: this compatible with MP3, based on "MEGP-4" dynamic image decoding technology, the high true color TF T-screen to achieve "push to see" (movie) Pocket type of digital entertainment products, is to take over the powerful audio capabilities "MP3" a magic wand to guide the development of mobile digital direction. However, although the name is similar to MP3 and MP4, but did not completely substitute, MP4 is not to end the appearance of MP 3. MP3 and MP4 relationship like the relationship between CD and DVD, for consumers although they overlap, but not the same, MP3 mainly for music lovers, music playback in MP3, MP3 outstanding performance and price over MP3 Low, spread very rapidly in recent years. And MP4 video features and more focus on the future of digital entertainment features, focusing on the digital entertainment era, they are greatly different between the two positioning. Reference: http: ** www.xiaoi.com * browseDetail.do? Qid = 1131358
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