{"id":188,"date":"2009-03-31T14:55:51","date_gmt":"2009-03-31T14:55:51","guid":{"rendered":"http:\/\/newblog.mix1009.net\/?p=188"},"modified":"2009-03-31T14:55:51","modified_gmt":"2009-03-31T14:55:51","slug":"ffmpeg-mencoder-%ec%9d%b4%ec%9a%a9%ed%95%b4%ec%84%9c-%eb%8f%99%ec%98%81%ec%83%81%ec%97%90-%eb%a1%9c","status":"publish","type":"post","link":"https:\/\/mix1009.net\/?p=188","title":{"rendered":"ffmpeg \/ mencoder \uc774\uc6a9\ud574\uc11c \ub3d9\uc601\uc0c1\uc5d0 \ub85c\uace0 \ub123\uae30"},"content":{"rendered":"<p>\ub3d9\uc601\uc0c1\uc5d0 \uc774\ubbf8\uc9c0\ub85c\uace0\ub97c \uc0bd\uc785\ud560 \uc77c\uc774 \uc788\uc5b4\uc11c ffmpeg\uc640 mencoder\ub97c \uc774\uc6a9\ud574\uc11c \ud14c\uc2a4\ud2b8\ud574\ubd24\uc2b5\ub2c8\ub2e4.<\/p>\n<p>ffmpeg\uc5d0\uc11c\ub294 \uac04\ub2e8\ud569\ub2c8\ub2e4. -vhook \uc635\uc158\uc744 \uc0ac\uc6a9\ud558\uba74 \ub429\ub2c8\ub2e4. vhook \ud50c\ub7ec\uadf8\uc778\uc911\uc5d0 imlib2\ub97c \uc0ac\uc6a9\ud558\uba74 \ub429\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ucd5c\uadfc SVN\uc5d0\uc11c\ub294 vhook \uc635\uc158\uc774 \uc81c\uac70\ub418\uc5c8\uc2b5\ub2c8\ub2e4. libavfilter\ub77c\ub294 \uc0c8\ub85c\uc6b4 \ud544\ud130\ub9c1 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub85c \uac08\uc544\ud0c0\uae30 \uc704\ud574\uc11c\uc774\uc9c0\ub9cc \uc544\uc9c1\uc740 \uc4f8\uc218 \uc788\ub294 \ud50c\ub7ec\uadf8\uc778\uc774 \uc5c6\uc5b4\uc11c SVN\uc5d0 \uc788\ub294 \ubc84\uc804\uc740 \ub85c\uace0\ub97c \uc0bd\uc785\ud560\uc218 \uc5c6\uc2b5\ub2c8\ub2e4. x \uc88c\ud45c, y \uc88c\ud45c \uc9c0\uc815\ud558\ub294 \uacf3\uc5d0 expression\uc744 \uc0ac\uc6a9\ud560\uc218 \uc788\uc5b4\uc11c \uc704\uce58 \uc870\uc808\ub4f1\uc744 \ube44\uad50\uc801 \uc27d\uac8c \ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc790\uc138\ud55c \uc0ac\uc6a9\ubc95\uc740 <a href=\"http:\/\/windforce.ellil.net\/d\/ffmpeg\/hooks.html\" target=\"_blank\">http:\/\/windforce.ellil.net\/d\/ffmpeg\/hooks.html<\/a> \uc744 \ucc38\uace0\ud558\uc138\uc694. <\/p>\n<div style=\"padding: 10px; background-color: rgb(201, 237, 255);\">$ ffmpeg -sameq -i input.avi -vhook &#8216;vhook\/imlib2.so -x 10 -y 10 -i logo.png&#8217; output.avi<\/div>\n<p>mencoder\uc5d0\uc11c\ub294 FIFO\ub77c\ub294 \uae30\uc220\ub85c \uac1c\ubc1c\ub418\uc5c8\uae30 \ub54c\ubb38\uc5d0 \uc720\ub2c9\uc2a4 \uacc4\uc5f4\uc5d0\uc11c\ub9cc \uc815\uc0c1\uc801\uc73c\ub85c \ub3d9\uc791\ud569\ub2c8\ub2e4. png \ud3ec\uba67\uc744 \ubc14\ub85c \uc9c0\uc6d0\ud558\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc5d0 \ubcc0\ud658\uc744 \uc704\ud574\uc11c ImageMagick\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc6f9\uc0c1\uc5d0\uc11c \ucc3e\uc740 \uc608\uc81c\ub4e4\uc740 RGB24 \ud3ec\ub9f7\uc744 \uc0ac\uc6a9\ud558\ub3c4\ub85d \ub418\uc5b4 \uc788\uc5b4\uc11c \ud22c\uba85\ud55c \ub85c\uace0\ub97c \uc9c0\uc6d0\ud558\uc9c0 \uc54a\uc558\uc5c8\ub294\ub370 ImageMagick\uc5d0\uc11c \ubcc0\ud658\ud560\ub54c RGBA\ub85c \ubcc0\ud658\ud558\uba74 \ud22c\uba85\ud55c \ub85c\uace0\uac00 \uc9c0\uc6d0\ub429\ub2c8\ub2e4. bit depth\ub294 8\ube44\ud2b8\ub9cc \uc9c0\uc6d0\ud558\ubbc0\ub85c 16\ube44\ud2b8\ub85c \ub418\uc5b4 \uc788\uc73c\uba74 \uc81c\ub300\ub85c \ub3d9\uc791\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n<div style=\"padding: 10px; background-color: rgb(201, 237, 255);\">$ convert logo.png -depth 8 logo.rgba<br \/>$ mkfifo bmovl.fifo<br \/>$ echo &#8220;RGBA32 80 30 10 10 0 0&#8221; &gt; bmovl.fifo; cat logo.rgba &gt; bmovl.fifo<\/p>\n<p>\ub2e4\ub978 terminal\uc5d0\uc11c \uc2e4\ud589<br \/>$ mencoder input.avi -o output.avi -vf bmovl=0:0:bmovl.fifo &#8230; {encoding options}<\/div>\n<p>\uc704\uc5d0\uc11c \ub85c\uace0\uc758 \ud06c\uae30\ub294 80&#215;30\uc774\uace0 10,10 \uc704\uce58\uc5d0 \ucd9c\ub825\ud558\ub3c4\ub85d \uc124\uc815\ud588\uc2b5\ub2c8\ub2e4. logo.rgba\ud3ec\ub9f7\uc740 raw \uc774\ubbf8\uc9c0 \ud3ec\ub9f7\uc73c\ub85c Red Greed Blue Alpha 8\ube44\ud2b8\uc529 \ud558\ub098\uc758 \ud53d\uc140\uc774 32\ube44\ud2b8\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. FIFO\ub97c \ud1b5\ud574\uc11c \uc778\ucf54\ub529\uc911\uc5d0 \uc9c0\uc18d\uc801\uc73c\ub85c \uba85\ub839\uc744 \uc804\ub2ec\ud560\uc218 \uc788\uc73c\ubbc0\ub85c \ub85c\uace0\ub97c \ubc14\uafbc\ub2e4\ub358\uc9c0 \uc704\uce58\ub97c \ubc14\uafb8\ub294\uac8c \uac00\ub2a5\uc740 \ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ud504\ub85c\uadf8\ub798\ubc0d\uc774 \ud544\uc694\ud558\uace0 \uc6d0\ud558\ub294 \uc2dc\uac04\uc5d0 \ub3d9\uae30\ud654\ud558\ub294\uac8c \uc26c\uc6b4 \uc77c\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n<p>mencoder\uc640 ImageMagick\ub97c \uc774\uc6a9\ud574\uc11c \ub4e4\uc5b4\uc628 \ub3d9\uc601\uc0c1\uc5d0\uc11c screenshot\uc744 \uc5ec\ub7ec\uac1c \ubc1b\uc740\ud6c4 \uac00\uc7a5 \ubc1d\uc740 \uc774\ubbf8\uc9c0\ub97c \ucc3e\uace0, \uc774 \uc774\ubbf8\uc9c0\ub97c autocrop\ud55c \ub2e4\uc74c\uc5d0 \uc778\ucf54\ub529\ud558\ub3c4\ub85d python\uc73c\ub85c \uc791\uc5c5\ud588\uc2b5\ub2c8\ub2e4. \ub3d9\uc601\uc0c1\uc758 \uc18c\uc2a4\uac00 \uc5ec\ub7ec\uacf3\uc774\uace0 \ud06c\uae30, \ud30c\uc77c\ud3ec\ub9f7\ub3c4 \uc5ec\ub7ec\uac00\uc9c0\uc774\uace0 \uacb0\uc815\uc801\uc73c\ub85c \uc0c1\ud558\uc88c\uc6b0 \uacf5\ubc31\uc774 \uac19\uc774 \uc778\ucf54\ub529\ub418\uc5b4 \uc788\ub294 \uacbd\uc6b0\uac00 \uc788\uc5b4\uc11c \uc218\ub3d9\uc778\ucf54\ub529\ub3c4 \uace0\ub824\ud588\uc5c8\ub294\ub370&#8230; \ub3d9\uc601\uc0c1 \uc778\ucf54\ub529\uc744 \uc644\uc804 \uc790\ub3d9\ud654\ud560\uc218 \uc788\uc744\uac70\ub77c \uae30\ub300\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4 \ud83d\ude42<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ub3d9\uc601\uc0c1\uc5d0 \uc774\ubbf8\uc9c0\ub85c\uace0\ub97c \uc0bd\uc785\ud560 \uc77c\uc774 \uc788\uc5b4\uc11c ffmpeg\uc640 mencoder\ub97c \uc774\uc6a9\ud574\uc11c \ud14c\uc2a4\ud2b8\ud574\ubd24\uc2b5\ub2c8\ub2e4. ffmpeg\uc5d0\uc11c\ub294 \uac04\ub2e8\ud569\ub2c8\ub2e4. -vhook \uc635\uc158\uc744 \uc0ac\uc6a9\ud558\uba74 \ub429\ub2c8\ub2e4. vhook \ud50c\ub7ec\uadf8\uc778\uc911\uc5d0 imlib2\ub97c \uc0ac\uc6a9\ud558\uba74 \ub429\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ucd5c\uadfc SVN\uc5d0\uc11c\ub294 vhook \uc635\uc158\uc774 \uc81c\uac70\ub418\uc5c8\uc2b5\ub2c8\ub2e4. libavfilter\ub77c\ub294 \uc0c8\ub85c\uc6b4 \ud544\ud130\ub9c1 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub85c \uac08\uc544\ud0c0\uae30 \uc704\ud574\uc11c\uc774\uc9c0\ub9cc \uc544\uc9c1\uc740 \uc4f8\uc218 \uc788\ub294 \ud50c\ub7ec\uadf8\uc778\uc774 \uc5c6\uc5b4\uc11c SVN\uc5d0 \uc788\ub294 \ubc84\uc804\uc740 \ub85c\uace0\ub97c \uc0bd\uc785\ud560\uc218 \uc5c6\uc2b5\ub2c8\ub2e4. x \uc88c\ud45c, y \uc88c\ud45c \uc9c0\uc815\ud558\ub294 \uacf3\uc5d0 expression\uc744 \uc0ac\uc6a9\ud560\uc218 \uc788\uc5b4\uc11c \uc704\uce58 \uc870\uc808\ub4f1\uc744 \ube44\uad50\uc801 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[12],"tags":[131,171],"_links":{"self":[{"href":"https:\/\/mix1009.net\/index.php?rest_route=\/wp\/v2\/posts\/188"}],"collection":[{"href":"https:\/\/mix1009.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mix1009.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mix1009.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mix1009.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=188"}],"version-history":[{"count":0,"href":"https:\/\/mix1009.net\/index.php?rest_route=\/wp\/v2\/posts\/188\/revisions"}],"wp:attachment":[{"href":"https:\/\/mix1009.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=188"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mix1009.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=188"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mix1009.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=188"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}