[B! H.264] yuichiro0526ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

yuichiro0526 id:yuichiro0526

H.264ã«é–¢ã™ã‚‹yuichiro0526ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (5)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

tips - ãƒ¢ãƒã‚¤ãƒ«ã«ã¯é«˜ç”»è³ªã™ãŽã‚‹H.264å‹•ç”»ã‚’åŠ£åŒ–ã‚¼ãƒã§å†ç”Ÿå¯èƒ½ã« : 404 Blog Not Found
2012å¹´09æœˆ01æ—¥07:45 ã‚«ãƒ†ã‚´ãƒªTipsiTech tips - ãƒ¢ãƒã‚¤ãƒ«ã«ã¯é«˜ç”»è³ªã™ãŽã‚‹H.264å‹•ç”»ã‚’åŠ£åŒ–ã‚¼ãƒã§å†ç”Ÿå¯èƒ½ã« å³ã®ã€Œã“ã®ãƒ‡ãƒã‚¤ã‚¹ã§ã¯ã“ã®å‹•ç”»ã¯å†ç”Ÿã§ãã¾ã›ã‚“ã€çŠ¶æ…‹ã‚’ã€ãŸã£ãŸä¸€ãƒã‚¤ãƒˆå¤‰æ›´ã™ã‚‹ã ã‘ã§ç›´ã—ã¾ã™ã€‚ ä»¥ä¸‹ã®Perl Scriptã§ã€ã“ã†ã™ã‚‹ã ã‘ã§ã™ # ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§ã¯level 4.1 ã«å¤‰æ›´ % ch264level leveltoohigh.mp4 # level 3.1 ã«å¤‰æ›´ % ch264level -l31 leveltoohigh.mp4 ch264level.pl #!/usr/bin/env perl # # $Id: ch264level.pl,v 0.1 2012/08/31 18:13:16 dankogai Exp dankogai $ # use strict; use warnings; use Getopt::Std; ge
yuichiro0526 2012/09/02
h264

Perl

movie

tips

H.264

dev
ãƒªãƒ³ã‚¯
Mozilla ãŒ H.264 ã‚’ã‚µãƒãƒ¼ãƒˆã¸ã€webM ä¸€æœ¬åŒ–ã‚’æ–å¿µ - Engadget Japanese
The Stop Killing Games movement is nearing an official meeting with EU lawmakersOnce all the Stop Killing Games signatures are verified, the organizers will present the initiative to both the European Commission and Parliament.
yuichiro0526 2012/04/03
H.264

Firefox

WebM

mozilla

movie

web
ãƒªãƒ³ã‚¯
ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‹ã‚‰ffmpegã‚’ä½¿ã£ã¦ã¿ã‚‹ - eggshell blue
ãƒã‚¤ãƒŠãƒª ã¨ã‚Šã‚ãˆãšãƒã‚¤ãƒŠãƒªãŒãªã‘ã‚Œã°è©±ã«ãªã‚‰ãªã„ã®ã§ã€é©å½“ã«HDDã®ä¸ã‚’æŽ¢ã—ã¦ã¿ã‚‹ã‹ã€ã‚°ãƒ¼ã‚°ãƒ«å…ˆç”Ÿã«å°‹ãã¦ã¿ã¾ã—ã‚‡ã†ã€‚ ã‚‚ã—ãªã‘ã‚Œã°ã€ FFmpegãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ ãŠæ°—ã«å…¥ã‚Šã®å‹•ç”»ã‚’æºå¸¯ã§è¦‹ã‚ˆã† ã‹ã‚‰ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ã•ã›ã¦ã‚‚ã‚‰ã„ã¾ã—ã‚‡ã†ã€‚å®šæœŸçš„ã«ffmpegã®æœ€æ–°ç‰ˆã‚’SVNã‹ã‚‰ãƒã‚§ãƒƒã‚¯ã‚¢ã‚¦ãƒˆã—ã¦ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ãƒ»é…å¸ƒã—ã¦ãã‚Œã¦ã„ã¾ã™ã€‚æºå¸¯å‹•ç”»å¤‰æ›å›ã«ä»˜å±žã—ã¦ã„ã‚‹ã‚‚ã®ã‚’ä½¿ã£ã¦ã‚‚è‰¯ã„ã®ã§ã™ãŒã€å¦‚ä½•ã›ã‚“ãƒ“ãƒ«ãƒ‰æ—¥æ™‚ãŒå¤ã*1ã€æ–°ãŸã«ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ã—ç›´ã—ãŸæ–¹ãŒã„ã„ã‹ã¨ã€‚ ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ã—ãŸã‚¢ãƒ¼ã‚«ã‚¤ãƒ–ã‚’è§£å‡ã—ã€é©å½“ãªãƒ•ã‚©ãƒ«ãƒ€ã«ç§»å‹•ã—ã¾ã™ã€‚å¯èƒ½ãªã‚‰ãƒ‘ã‚¹ã®é€šã£ãŸãƒ•ã‚©ãƒ«ãƒ€(C:\windows ã¨ã‹ï¼‰ã«ã‚³ãƒ”ãƒ¼ã™ã‚‹ã®ãŒæœ›ã¾ã—ã„ã€‚ å°šã€æœ€è¿‘ã®é…å¸ƒåˆ†ã«ã¤ã„ã¦ã¯3Gæºå¸¯å‘ã‘libamrã¯å«ã¾ã‚Œã¦ã„ã¾ã›ã‚“ã€‚éžGPLãªã‚³ãƒ¼ãƒ‰ãŒä½¿ã‚ã‚Œã¦ã„ã‚‹ã‚ˆã†ãªã®ã§ã€å†é…å¸ƒç¦æ¢ã«ãªã£ã¦ã—ã¾ã£ãŸã‚ˆã†ã§ã™ã€‚è©³ã—ãã¯ï¼š FFmpeg rev.11662 ãƒ€
yuichiro0526 2011/08/28
ffmpeg

h.264
ãƒªãƒ³ã‚¯
FlashãŒã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹åŒ–ã§ããšã€FirefoxãŒYouTubeã®HTML5å‹•ç”»ã‚’å†ç”Ÿã§ããªã„ç†ç”±ã€‚H.264
ã€ŒFlashã‚’ã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹åŒ–ã§ããªã„ä¸»ãªç†ç”±ã¯ã€H.264ã®ã‚ˆã†ã«ã‚¢ãƒ‰ãƒ“ãŒæ‰€æœ‰ã—ã¦ã„ãªã„æŠ€è¡“ãŒå«ã¾ã‚Œã¦ã„ã‚‹ã‹ã‚‰ã€ã¨èª¬æ˜Žã™ã‚‹ã®ã¯ã€ã‚¢ãƒ‰ãƒ“ã‚·ã‚¹ãƒ†ãƒ ã‚ºã§ã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹æ‹…å½“ãƒ‡ã‚£ãƒ¬ã‚¯ã‚¿ã®Dave McAllisteræ°ã€‚ McAllisteræ°ãŒè‡ªèº«ã®ãƒ–ãƒã‚°ã«ãƒã‚¹ãƒˆã—ãŸã‚¨ãƒ³ãƒˆãƒªã€ŒFollowing the open trail. ã€ã§ã€ã“ã†èª¬æ˜Žã•ã‚Œã¦ã„ã¾ã™ã€‚ The main reason we can't release Flash Player as open source is because there is techno logy in the Player that we don't own, such as the industry standard hi-def video codec, H.264. ã‚ã‚Œã‚ã‚ŒãŒFlash Playerã‚’ã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ã¨ã—ã¦å…¬é–‹ã§ããªä¸»ãªç†ç”±ã¯ã€Pl
yuichiro0526 2010/02/09
flash

movie

firefox

h.264
ãƒªãƒ³ã‚¯
ã€FFMpegã€‘H.264ã‚³ãƒ¼ãƒ‡ãƒƒã‚¯ã§é«˜ç”»è³ªã‚¹ãƒˆãƒªãƒ¼ãƒŸãƒ³ã‚°é…ä¿¡
ã“ã“ã®è¨˜äº‹ã§H.264ã®ã‚³ãƒ¼ãƒ‡ãƒƒã‚¯ã‚’ffmpegã«ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã€‚ å®Ÿéš›ã«å¤‰æ›ã—ã¦ã¿ãŸã€‚ ï¼œå…ƒãƒ•ã‚¡ã‚¤ãƒ«æƒ…å ±ï¼ž ãƒ•ã‚¡ã‚¤ãƒ«ã‚µã‚¤ã‚ºï¼š75MB ã‚³ãƒ¼ãƒ‡ãƒƒã‚¯ï¼šMotion JPEG ãƒ•ã‚¡ã‚¤ãƒ«å½¢å¼ï¼ˆã‚³ãƒ³ãƒ†ãƒŠå½¢å¼ï¼‰ï¼šMOV å‹•ç”»æƒ…å ±ï¼š640x480 30.00fps ï¼œH.264ã§å¤‰æ›ã—ãŸãƒ•ã‚¡ã‚¤ãƒ«ï¼ž ãƒ•ã‚¡ã‚¤ãƒ«ã‚µã‚¤ã‚ºï¼š6MB ã‚³ãƒ¼ãƒ‡ãƒƒã‚¯ï¼šH.264 ãƒ•ã‚¡ã‚¤ãƒ«å½¢å¼ï¼ˆã‚³ãƒ³ãƒ†ãƒŠå½¢å¼ï¼‰ï¼šFLV å‹•ç”»æƒ…å ±ï¼š640x480 30.00fps ã‚µãƒ³ãƒ—ãƒ«å‹•ç”» ï¼œæ—§CoTVã§å¤‰æ›ã—ãŸãƒ•ã‚¡ã‚¤ãƒ«ï¼ž ãƒ•ã‚¡ã‚¤ãƒ«ã‚µã‚¤ã‚ºï¼š32MB ã‚³ãƒ¼ãƒ‡ãƒƒã‚¯ï¼šH.263 ãƒ•ã‚¡ã‚¤ãƒ«å½¢å¼ï¼ˆã‚³ãƒ³ãƒ†ãƒŠå½¢å¼ï¼‰ï¼šFLV å‹•ç”»æƒ…å ±ï¼š640x480 24.00fps ã‚µãƒ³ãƒ—ãƒ«å‹•ç”» H.264ã®åœ§ç¸®çŽ‡ã«é©šãã€‚å¤‰æ›ã‚³ãƒžãƒ³ãƒ‰ã¯é•·ã„ã‘ã©ã“ã‚“ãªæ„Ÿã˜ã€‚ ffmpeg -y -i '/tmp/P1000722.MOV' -acodec libfaac -ar 44100 -ab 9
yuichiro0526 2009/03/22
h.264

ã‚³ãƒ¼ãƒ‡ãƒƒã‚¯

ã‚¹ãƒˆãƒªãƒ¼ãƒŸãƒ³ã‚°
ãƒªãƒ³ã‚¯
1