[B! ffmpeg] ryskosnã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

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ffmpegã«é–¢ã™ã‚‹ryskosnã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (8)

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Mac ã§ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‹ã‚‰ã€m4a / WAV â†’ mp3 ãªã©éŸ³å£°ãƒ•ã‚¡ã‚¤ãƒ«ã®å½¢å¼ã‚’å¤‰æ› - ãƒ¢ãƒŽãƒ©ãƒ«ãƒã‚°
æ¯Žå›žã‚°ã‚°ã£ã¦ã‚‹ã‹ã‚‰è‡ªåˆ†ãƒ¡ãƒ¢ã€‚ Mac ã§ã€ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã€CLI ã‹ã‚‰ã€WAV ã‚„ã‚‰ m4a ã‚„ã‚‰ã‚’ mp3åŒ–ã—ãŸã„ã€‚ãƒ“ãƒƒãƒˆãƒ¬ãƒ¼ãƒˆã‚‚æŒ‡å®šã—ã¤ã¤ã€‚ ffmepg ã‚’ä½¿ã†ã€‚ homebrew ã§ ffmpeg ã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¦ãŠã„ã¦ã€ã‚¿ãƒ¼ãƒŸãƒŠãƒ«ã‹ã‚‰ ffmpeg -i <input-file> -f mp3 -b:a 192k <output-file> -b:a 192k ã®ã¨ã“ã‚ãŒãƒ“ãƒƒãƒˆãƒ¬ãƒ¼ãƒˆã€‚ éŸ³å£°ãƒ•ã‚¡ã‚¤ãƒ«ã®å½¢å¼å¤‰æ›ã¯ iTunes ã¨ã‹ã§ã‚‚ã§ãã‚‹ã‘ã©ã€ã•ãã£ã¨ã‚„ã‚‹ã«ã¯ã‚„ã£ã±ã‚Š CLI ãŒä¾¿åˆ©ã ã€‚
ryskosn 2021/07/14
ffmpeg

howto
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ffmpeg å‹•ç”»ã‚„éŸ³å£°ã®æ™‚é–“ã‚’å–å¾—ã™ã‚‹ - Qiita
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ryskosn 2018/01/23
ffprobe ã‚’ä½¿ã†

ffmpeg
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ffmpegã§éŸ³å£°ã‚’ã‚«ãƒƒãƒˆç·¨é›† - Qiita
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ryskosn 2017/02/13
ffmpeg
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ffmpegã®ä½¿ã„æ–¹ï¼štech.ckme.co.jp
ffmpegã¯ã€ç„¡æ–™ã§ä½¿ãˆã‚‹å‹•ç”»ãŠã‚ˆã³éŸ³å£°ã®ã‚¨ãƒ³ã‚³ãƒ¼ãƒ€ã§ã‚ã‚‹ã€‚ã“ã“ã§ã¯ã€ffmpegã‚’ä½¿ã£ã¦ã€H.264ã€webmã€wmvãªã©ã®å„ç¨®å‹•ç”»ã«å¤‰æ›ã™ã‚‹æ–¹æ³•ã‚’è§£èª¬ã™ã‚‹ã€‚ ffmpegã¯ã€ä½¿ã„æ–¹ã¯ãã‚ã‚ã¦ç°¡å˜ã§ã‚ã‚‹ä¸€æ–¹ã€æ§˜ã€…ãªã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’é§†ä½¿ã™ã‚Œã°ã€ã‚ˆã‚Šè©³ç´°ãªè¨å®šã‚‚å¯èƒ½ã§ã‚ã‚‹ã€‚ ãªãŠã€DVDã‚„Blu-rayã®ã‚ˆã†ã«ãƒ•ã‚©ãƒ«ãƒ€æ§‹é€ ã‚’ã¨ã‚‹ã‚‚ã®ã®å ´åˆã¯ã€x264ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã¯æœ€æ–°ã§ã¯ãªã„ã‚‚ã®ã®ã€HandBrakeã‚’ä½¿ã†æ–¹ãŒç°¡å˜ã§ã‚ã‚‹ã€‚â†’HandBrakeã®è¨å®šã¨ä½¿ã„æ–¹ ç›®æ¬¡ ffmpegã®åŸºæœ¬çš„ãªä½¿ã„æ–¹ å‹•ç”»ï¼šãƒ“ãƒ‡ã‚ªã‚³ãƒ¼ãƒ‡ãƒƒã‚¯ã®æŒ‡å®š å‹•ç”»ï¼šå‹•ç”»å“è³ªã®è¨å®š å‹•ç”»ï¼šH.265ã§ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ å‹•ç”»ï¼šH.264ã§ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ å‹•ç”»ï¼šAV1ã§ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ å‹•ç”»ï¼šVP9ã§ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ å‹•ç”»ï¼šwmvã§ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ å‹•ç”»ï¼šè¤‡æ•°ã®é™æ¢ç”»ã‹ã‚‰å‹•ç”»ã‚’ä½œæˆã™ã‚‹ å‹•ç”»ï¼šã‚¯ãƒãƒƒãƒ”ãƒ³ã‚°ã—ã¦ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ã™ã‚‹ å‹•ç”»ï¼šå›žè»¢ã•ã›ã¦ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰ã™ã‚‹ å‹•ç”»ï¼šw
ryskosn 2016/05/23
ffmpeg
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ffmpegã§MTSã‚’mp4ã«å¤‰æ›ã™ã‚‹
ffmpegã§MTSã‚’mp4ã«å¤‰æ›ã™ã‚‹ã“ã‚Œã¾ã§å‹•ç”»ã®ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°ã¯windowsã®MediaCoderã§ã—ã‹ã‚„ã£ãŸã“ã¨ãªã‹ã£ãŸã®ã§ã€ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã§ã‚„ã£ã¦ã¿ã‚ˆã†ã¨æ€ã„ç«‹ã£ã¦ã¿ãŸã€‚ mencoderã£ã¦ã‚„ã¤ã¨ã‹ffmpegã¨ã‹ã‚ã£ãŸã‚“ã ã‘ã©ã€ffmpegã‚’ã¤ã‹ã£ã¦ã¿ãŸã€‚ $ ffmpeg -i from.MTS -b:v 8000k -strict experimental -threads 0 out.mp4 ã¨ã‹ã§ã§ããŸã€‚ç°¡å˜ã€‚
ryskosn 2016/05/23
ffmpeg
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[cmd]wmaå½¢å¼ã®ãƒ•ã‚¡ã‚¤ãƒ«ã‚’ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‹ã‚‰ffmpegã‚’ä½¿ã£ã¦mp3ã«å¤‰æ›ã™ã‚‹ | ãƒ–ãƒã‚° | ãã†ã è»Šè¼ªã¨åã¥ã‘ã‚ˆã† 5th
wmaå½¢å¼ã®éŸ³æ¥½ãƒ•ã‚¡ã‚¤ãƒ«ã‚’mp3å½¢å¼ã«å¤‰åŒ–ã™ã‚‹ç”¨äº‹ãŒã§ããŸã®ã§ä»¥ä¸‹ã§å¯¾å¿œ Windowsã®iTunesã§ã¯å¤‰æ›ãŒã§ãã‚‹ã‚‰ã—ã„ã‘ã©ã€Macç‰ˆã¯ã§ããªã‹ã£ãŸã®ã§ffmpegã‚’åˆ©ç”¨ã™ã‚‹ $ cat wma2ffmpeg.sh !/bin/sh for f in $1/*.wma; do ffmpeg -i "$f" -ab 128k "${f%.wma}.mp3" -y -ab 128K; done ä½¿ã„æ–¹ã¯ã€å¼•æ•°ã¨ã—ã¦ãƒ•ã‚¡ã‚¤ãƒ«ãŒå…¥ã£ãŸãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã‚’æŒ‡å®šã™ã‚‹ã€‚ åˆ¥ã«wmaã ã‘ã˜ã‚ƒãªãã¦ã‚‚ã€é©å½“ã«ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã¨æ‹¡å¼µåæŒ‡å®šã‚’å¤‰ãˆã‚Œã°ãŸã„ã¦ã„ä½•ã¨ã‹ãªã‚Šãã† $ wma2ffmpeg.sh target_dir
ryskosn 2014/09/28
ffmpeg
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ffmpegã§å¤‰æ› ( wma to mp3 ) - ã‚®ã‚®ã‚®ãƒ»ãƒ»ãƒ»
ffmpegã®ä½¿ã„æ–¹ãƒ¡ãƒ¢ general option -stats : ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰çŠ¶æ³ã‚’è¡¨ç¤º -y | -n : å‡ºåŠ›ãƒ•ã‚¡ã‚¤ãƒ«ã‚’ä¸Šæ›¸ãã™ã‚‹ | ã—ãªã„ File Formats å„ãƒ•ã‚¡ã‚¤ãƒ«ãƒ•ã‚©ãƒ¼ãƒžãƒƒãƒˆã‚’èªã¿è¾¼ã¿ã€æ›¸ãå‡ºã—ã§ãã‚‹ã‹ã©ã†ã‹ã€‚ D : èªã¿è¾¼ã¿å¯ E : æ›¸ãå‡ºã—å¯ codecs å„ã‚³ãƒ¼ãƒ‡ãƒƒã‚¯ã‚’ä½¿ç”¨å¯èƒ½ã‹ã©ã†ã‹ã€‚ D : ãƒ‡ã‚³ãƒ¼ãƒ‰(å¾©å·åŒ–)å¯ E : ã‚¨ãƒ³ã‚³ãƒ¼ãƒ‰(æš—å·åŒ–ãƒ»åœ§ç¸®)å¯ V : ãƒ“ãƒ‡ã‚ª A : éŸ³å£° command sample ãƒ•ã‚¡ã‚¤ãƒ«æƒ…å ±ã®è¡¨ç¤º å…¥åŠ›ãƒ•ã‚¡ã‚¤ãƒ« ( -i : in.wma ) $ ffmpeg -i in.wma wma -> m4a ãƒ“ãƒƒãƒˆãƒ¬ãƒ¼ãƒˆ (-ab : 192kb/s) ã‚µãƒ³ãƒ—ãƒªãƒ³ã‚°ãƒ¬ãƒ¼ãƒˆ(-ar : 44100Hz) $ ffmpeg -i in.wma -ab 192k -ar 44100 out.m4a wma -> mp3 ãƒ“ãƒƒãƒˆãƒ¬
ryskosn 2014/09/28
ffmpeg
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ä¹…ç•™ç¾Žã®æ°—ã¾ãã‚Œâ™ª ffmpegã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã™ã‚‹æ–¹æ³• for MacOS X Lion
Author:ä¹…ç•™ç¾Ž.Ki15 åŒ—æµ·é“ã‚‰ã¸ã‚“åœ¨ä½ è‡ªç”±å¥”æ”¾ãªBåž‹ +Oåž‹æ··è¡€ éŸ³æ¥½é‘‘è³ž/æ€æƒ³(å“²å¦)/ArtãŒå¥½ã¿â™ª æ€§æ ¼ï¼šæ°—ã¾ãã‚Œã€æ™‚ã€…çŒ«ã®æ¨¡æ§˜ çŠ¶æ…‹ï¼šé¬±çŠ¶æ…‹...orz ä¸€è¨€æ—¥è¨˜ ãªã‚“ã‹ãƒœã‚±ã¦ã¾ã™... Miiverse:Kurumi.ki15 ã“ã‚“ãªå†…å®¹ã«ä»Šæ›´éœ€è¦ãŒã‚ã‚‹ã®ã‹ã¨ï¼Ÿï¼ å€‹äººçš„ã«ä¹…ç•™ç¾Žã¯æ€ã†ã®ã§ã™ãŒã€æ›¸ã„ã¦ãŠãã¾ã™ã®ã‚“ã€‚ ç§ã¯ã€ä¸»ã«Macä½¿ã£ã¦ã¦ã€ãƒ‹ã‚³ãƒ‹ã‚³å‹•ç”»ã‚„Youtubeã®å‹•ç”»ã‚’ä¿å˜ã—ãŸã‚Šã™ã‚‹ã®ã« ãƒ•ãƒªãƒ¼ã‚½ãƒ•ãƒˆã®ã€rucaDownloaderã‚’ä½¿ã£ã¦ã‚‹ã®ã(â—Â´Ï‰ï½€â—) æ“ä½œãŒã‚·ãƒ³ãƒ—ãƒ«ãªã®ã¨ã€ã‚¢ã‚¤ã‚³ãƒ³ãŒå¤‰ã«ã ã•ããªã„ã‹ã‚‰æ°—ã«å…¥ã£ã¦ã¾ã™â™ª å‹•ç”»ä¿å˜ã¯ãã®ã¾ã¾ã€ã“ã®rucaDownloaderå˜ä½“å¯èƒ½ã€‚ ãã‚Œã§ã€mp3å¤‰æ›æ©Ÿèƒ½ã‚‚ä»˜ã„ã¦ã‚‹ã‚“ã§ã™ãŒã€ffmpegã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« ã—ã¦ãŠã‹ãªã„ã¨ä½¿ãˆãªã„æ©Ÿèƒ½ã‚‰ã—ã„ã®ã (ï½¥ Ï‰ï½¥ ?) åå‰ãã‚‰ã„ã¯çŸ¥ã£ã¦ã‚‹ã‚‡ã†ã€‚ã§ã‚‚ã€ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã¯
ryskosn 2012/08/14
Mac

ffmpeg
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