Ｐａｇｅ 1965363 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 通常モードに戻る ┃ ＩＮＤＥＸ ┃ ≪前へ │ 次へ≫ ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ▼FileZigZag cyncalobby 18/3/12(月) 5:32 ─────────────────────────────────────── ■題名 ： FileZigZag ■名前 ： cyncalobby <faigeneoff@gmail.com> ■日付 ： 18/3/12(月) 5:32 ■Ｗｅｂ ： http://www.audio-transcoder.com/how-to-convert-ac3-files-to-mp4 -------------------------------------------------------------------------
| AC3 audiotracks may be contained in several format containers, similar to MP4, and MKV, and many others. Dolby Digital, or AC-three, is the widespread model containing up to six discrete channels of sound. Probably the most elaborate mode in common utilization includes 5 channels for normal-vary audio system (20 Hz - 20,000 Hz) (right entrance, heart, left entrance, right rear and left rear) and one channel (20 Hz - 120 Hz) for the subwoofer driven low-frequency results. Mono and stereo modes are additionally supported. AC-3 helps audio sample-charges as much as 48kHz. Batman Returns was the first film to use Dolby Digital know-how when it premiered in theaters in Summer season 1992. The LaserDisc version of Clear and Present Danger featured the primary House theater Dolby Digital combine in 1995. "Please word that Apple Computer owns and defines the QuickTime file format, and Apple Laptop makes no promise or enterprise to just accept purposes, and the definition and use of codes within the QuickTime file format are at Apple's sole discretion. In case your suggested code-point is already in use, or Apple considers that the urged value is unsuitable, could also be deceptive, or is in any other case inappropriate, the authority might recommend another value or refuse the registration, at its sole discretion.". what we want are official specs for putting ac3 in mp4, all the things else is simply personal stuff having no chance to get "large" somewhenSure it could be nice if it became official in MPEG4. But when that will not occur, that is better than no assist. A minimum of we'll now see help in each hardware and software for AC3 in MP4. Nowadays, the Web is the most popular source to search out favourite songs from movies and albums of famous artists. Sadly, some recordsdata are available only in AC3 format on several websites. Majority of the Smartphones, Tablets and different devices don't assist audio information in AC3 version. Until you employ the AC3 to MP4 converter, the files is not going to run the mobile and other similar units. You will be unable to listen to the songs. The AC3 to MP4 converter permits the customers to download songs on their laptop and convert the AC3 information to MP4 music instantly. I had a friend with a BluRay drive extract the audio from my copy of a concert BluRay disc into AC3 information which he returned to me, however now I am undecided what the easiest way can be to transform these AC3 recordsdata into AAC files. Use the m2ts container as a substitute of mp4 if you want AC3 from Xvid4PSP - a minimum of until the creator adds this function in. You may at all times repackage at a later date without re-encoding. With the newly encoded file (with the audio you need to preserve) chosen, issue Command-J. Highlight the two audio tracks (Stereo and Encompass) and duplicate (Command-C). Get Complete Audio Converter to convert complete albums in one go. Click on "Convert" to convert your MP4 file. First, create a preset with very poor video quality with a purpose to have an effect on a quick encode (5 FPS, 1kbs data price, no filtering, small output dimension, and so on.). It's very important to your encoding pace that you just flip off all filters corresponding ac32mp4 to decomb in Picture Settings. Set the audio to your required settings. Word, you must maintain anamorphic to loose with a purpose to handle video with varying dimensions… otherwise, Handbrake will crash! On a Late 2011 2.5 GHz i5, I get about 280 FPS. |