{"id":4212,"date":"2016-01-08T19:12:51","date_gmt":"2016-01-08T10:12:51","guid":{"rendered":"\/\/peta.okechan.net\/blog\/?p=4212"},"modified":"2016-05-31T19:19:37","modified_gmt":"2016-05-31T10:19:37","slug":"ffmpeg%e3%81%aeh264_qsv%e3%81%8csandy-bridge%e3%81%a7%e5%8b%95%e4%bd%9c%e3%81%97%e3%81%aa%e3%81%84%e5%95%8f%e9%a1%8c%e3%81%ae%e5%9b%9e%e9%81%bf%e7%ad%96","status":"publish","type":"post","link":"https:\/\/peta.okechan.net\/blog\/archives\/4212","title":{"rendered":"ffmpeg 2.8\u306eh264_qsv\u304cSandy Bridge\u3067\u52d5\u4f5c\u3057\u306a\u3044\u554f\u984c\u306e\u56de\u907f\u7b56"},"content":{"rendered":"

\u3044\u304d\u306a\u308a\u4f59\u8ac7<\/h4>\n

\u6700\u8fd1Monster X3A<\/a>\u3068\u3044\u3046HDMI\u30ad\u30e3\u30d7\u30c1\u30e3\u30dc\u30fc\u30c9\u3092\u8cb7\u3044\u307e\u3057\u3066\u3001\u3053\u3053\u6570\u5e74\u305a\u3063\u3068\u611b\u7528\u3057\u3066\u308bHDD\u30ec\u30b3\u30fc\u30c0\u30fcDVR-W1<\/a>\u306e\u9332\u753b\u30c7\u30fc\u30bf\u3092H264\u3067\u5727\u7e2e\u3057\u3064\u3064PC\u306b\u3069\u3093\u3069\u3053\u53d6\u308a\u8fbc\u3093\u3067\u304a\u308a\u307e\u3059\u3002
\n\u30ec\u30b3\u30fc\u30c0\u30fc\u306e\u7a7a\u304d\u5bb9\u91cf\u304c\u3053\u3053\u6700\u8fd1\u305a\u3063\u3068\u903c\u8feb\u3057\u305f\u72b6\u614b\u3060\u3063\u305f\u306e\u3067PC\u306b\u53d6\u308a\u8fbc\u3080\u3053\u3068\u3067\u89e3\u6c7a\u3092\u56f3\u308b\u3001\u3068\u3044\u3046\u8003\u3048\u3067\u3059\u3002
\n\uff08\u9332\u753b\u3088\u308a\u3082\u4f55\u3068\u306a\u304fAmazon\u30d3\u30c7\u30aa\u3084Hulu\u3084D\u30a2\u30cb\u30e1\u30b9\u30c8\u30a2\u306a\u3069\u306e\u52d5\u753b\u30b5\u30a4\u30c8\u306e\u307b\u3046\u3092\u512a\u5148\u3057\u3066\u898b\u3066\u3057\u307e\u3046\u304b\u3089\u6e9c\u307e\u3063\u3066\u3057\u307e\u3046\u3093\u3067\u3059\u3088\u306d\u3002\uff09<\/p>\n

\u308f\u3056\u308f\u3056\u30ad\u30e3\u30d7\u30c1\u30e3\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30ec\u30b3\u30fc\u30c0\u30fc\u306eHDD\u3092\u3082\u3063\u3068\u5927\u304d\u3044\u3082\u306e\u306b\u63db\u88c5\u3059\u308b\u307b\u3046\u304c\u697d\u3067\u3059\u304c\u3001\u65b0\u3057\u3044HDD\u3092\u8cb7\u3046\u306e\u306f4TB\u4ee5\u4e0a\u306e\u3082\u306e\u306eGB\u5358\u4fa1\u304c\u3082\u3063\u3068\u4e0b\u304c\u3063\u3066\u304b\u3089\u3001\u3068\u4f55\u3068\u306a\u304f\u8003\u3048\u3066\u3044\u308b\u306e\u3067\u4eca\u56de\u3053\u306e\u65b9\u6cd5\u306f\u30d1\u30b9\u3002
\n4TB\u3082\u3060\u3044\u3076\u4e0b\u304c\u3063\u3066\u304d\u307e\u3057\u305f\u306d\uff5e\u3002
\n\u3067\u3082\u307e\u30603TB\u304cGB\u5358\u4fa1\u7684\u306b\u4e00\u756a\u30aa\u30c8\u30af\u306a\u3093\u3067\u3059\u3088\u306d\u3002
\n3\u3068\u3044\u3046\u6570\u5b57\u5acc\u3044\u3067\u306f\u306a\u3044\u3067\u3059\u304cPC\u95a2\u4fc2\u3067\u306f\u3042\u307e\u308a\u4f7f\u3044\u305f\u304f\u306a\u3044\u611f\u304c\u3042\u308a\u307e\u3059\u3002
\n\uff08\u68da\u306b\u7f6e\u3044\u3066\u3042\u308bPhenom X3\u306e\u7bb1\u304c\u76ee\u306b\u5165\u308a\u307e\u3057\u305f\uff09<\/p>\n

\u305d\u308c\u3068\u3001HDD\u306f\u3044\u304f\u3064\u304b\u6301\u3063\u3066\u3044\u307e\u3059\u304cHDMI\u30ad\u30e3\u30d7\u30c1\u30e3\u30dc\u30fc\u30c9\u306f\u6301\u3063\u3066\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u4e00\u5ea6\u4f7f\u3063\u3066\u307f\u3088\u3046\u3068\u3044\u3046\u601d\u3044\u3082\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n

\u3067\u3001\u9332\u753b\u3092PC\u306b\u53d6\u308a\u8fbc\u3080\u3068\u305d\u306e\u5206\u30ec\u30b3\u30fc\u30c0\u30fc\u5074\u306e\u7a7a\u304d\u5bb9\u91cf\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u540c\u6642\u306bH264\u3067\u5727\u7e2e\u3059\u308b\u3053\u3068\u3067PC\u5074\u306e\u5bb9\u91cf\u6d88\u8cbb\u3082\u6291\u3048\u3089\u308c\u307e\u3059\u3002
\n\u6700\u7d42\u7684\u306b1280×720 29.97fps \u7d042Mbps\u3067\u4fdd\u5b58\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u307e\u3059\u3002
\n\u305d\u306e\u5834\u5408\u30ec\u30b3\u30fc\u30c0\u30fc\u306e\u9332\u753b\u30c7\u30fc\u30bf(1440×1080\u306eMPEG2 TS\u3092\u6697\u53f7\u5316\u3057\u305f\u3082\u306e?)\u304c\u7d044\u5206\u306e1\u306b\u5727\u7e2e\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n

\u8ffd\u8a18
\n\u4eca\u306fCQP\u306eI:25, P:27, B:30\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u3044\u307e\u3059\u3002
\n\u3067\u3059\u306e\u3067\u5143\u306e\u6620\u50cf\u306e\u8907\u96d1\u5ea6\u6b21\u7b2c\u3067\u6700\u7d42\u7684\u306a\u30b5\u30a4\u30ba\u306f\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002
\n\u30a2\u30cb\u30e1\u3092\u4e2d\u5fc3\u306b\u3044\u308d\u3044\u308d\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u307f\u305f\u611f\u3058\u3067\u306f10\u5206\u306e1\uff5e3\u5206\u306e1\u304f\u3089\u3044\u306b\u306a\u308b\u3088\u3046\u3067\u3059\u3002
\n<\/ins><\/p>\n

HDMI\u30ad\u30e3\u30d7\u30c1\u30e3\u306b\u3088\u308b\u53d6\u308a\u8fbc\u307f\u306a\u306e\u3067\u3001\u7b49\u901f\u518d\u751f\u30fb\u7b49\u901f\u9332\u753b\u3059\u308b\u3057\u304b\u306a\u304f\u3001\u4f8b\u3048\u307030\u5206\u306e\u9332\u753b\u306e\u53d6\u308a\u8fbc\u307f\u306b\u6700\u4f4e30\u5206\u306f\u304b\u304b\u308a\u307e\u3059\u3002
\n\u3053\u308c\u81ea\u4f53\u306f\u4ed5\u7d44\u307f\u4e0a\u3069\u3046\u3057\u3088\u3046\u3082\u3042\u308a\u307e\u305b\u3093\u3002
\n\u305f\u3060\u3001\u3067\u304d\u308b\u3060\u3051\u53d6\u308a\u8fbc\u307f\u6642\u306e\u624b\u9593\u3092\u6e1b\u3089\u3059\u305f\u3081\u3001OpenCV\u3092\u4f7f\u3063\u3066\u30ec\u30b3\u30fc\u30c0\u30fc\u306b\u8868\u793a\u3055\u308c\u308b\u756a\u7d44\u540d\u3084\u518d\u751f\u6642\u9593\u3092\u81ea\u52d5\u8a8d\u8b58\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092C#\u3067\u4f5c\u6210\u3057\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002
\n\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u3063\u3066\u3001\u30ec\u30b3\u30fc\u30c0\u30fc\u306e\u30ea\u30e2\u30b3\u30f3\u306e\u518d\u751f\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3060\u3051\u3067\u81ea\u52d5\u7684\u306b\u30ad\u30e3\u30d7\u30c1\u30e3\u3092\u958b\u59cb\u3057\u3001\u518d\u751f\u304c\u7d42\u308f\u308c\u3070\u81ea\u52d5\u3067\u30ad\u30e3\u30d7\u30c1\u30e3\u3092\u505c\u6b62\u3057\u3001\u8a8d\u8b58\u3057\u305f\u756a\u7d44\u540d\u304b\u3089\u52d5\u753b\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u81ea\u52d5\u7684\u306b\u6c7a\u5b9a\u3059\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u304c\u53ef\u80fd\u3067\u3001\u53d6\u308a\u8fbc\u307f\u306e\u4f5c\u696d\u304c\u3068\u3066\u3082\u697d\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n

\u3068\u3044\u3044\u3064\u3064\u3001\u5b9f\u306e\u3068\u3053\u308d\u756a\u7d44\u540d\u8a8d\u8b58\u306e\u305f\u3081\u306e\u5224\u5b9a\u5668(kNN)\u306e\u5b66\u7fd2\u306f\u968f\u6642\u884c\u3046\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u672a\u77e5\u306e\u6587\u5b57\u304c\u51fa\u73fe\u3059\u308b\u5ea6\u306b\u4eba\u9593\u304c\u6559\u3048\u3066\u3042\u3052\u306a\u304d\u3083\u3044\u3051\u307e\u305b\u3093\u3002
\n\u3057\u304b\u3057DVR-W1\u306e\u30e1\u30cb\u30e5\u30fc\u306f\u30b7\u30f3\u30d7\u30eb\u304b\u3064\u7b49\u5e45\u306e\u6587\u5b57\u3092\u4f7f\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u8a8d\u8b58\u306e\u7cbe\u5ea6\u3092\u4e0a\u3052\u3084\u3059\u304f\u3001\u307e\u305f\u73fe\u5728\u5b66\u7fd2\u30c7\u30fc\u30bf\u304c\u3060\u3044\u3076\u6e9c\u307e\u3063\u3066\u304d\u305f\u306e\u3067\u3001\u4eba\u306e\u624b\u306b\u3088\u3063\u3066\u5b66\u7fd2\u3055\u305b\u308b\u624b\u9593\u306f\u3060\u3044\u3076\u6e1b\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u672c\u984c<\/h4>\n

\u9332\u753b\u306e\u53d6\u308a\u8fbc\u307f\u306b\u306fffmpeg\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002
\nX3A\u306b\u5165\u529b\u3055\u308c\u308b\u6620\u50cf\u3068\u97f3\u58f0\u3092DirectShow\u30d5\u30a3\u30eb\u30bf(X3A\u306e\u30c9\u30e9\u30a4\u30d0\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u4f7f\u7528\u53ef\u80fd\u306b\u306a\u308b)\u7d4c\u7531\u3067\u53d6\u308a\u8fbc\u307f\u3001\u305d\u308c\u3092\u305d\u306e\u307e\u307e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067h264_qsv\u3092\u4f7f\u7528\u3057\u3066m4v\u3067\u4fdd\u5b58\u3059\u308b\u3068\u3044\u3046\u611f\u3058\u3067\u3059\u3002<\/p>\n

ffmpeg\u306eQSV\u5bfe\u5fdc\u30d0\u30a4\u30ca\u30ea\u306f\u516c\u5f0f\u306b\u306f\u914d\u5e03\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u8ab0\u304b\u304c\u30d3\u30eb\u30c9\u3057\u305f\u30d0\u30a4\u30ca\u30ea\u3092\u4f7f\u3046\u304b\u3001QSV\u304c\u4f7f\u3048\u308b\u3088\u3046\u81ea\u524d\u3067\u30d3\u30eb\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u305d\u3053\u3067\u4ee5\u4e0b\u306e\u30da\u30fc\u30b8\u3092\u53c2\u8003\u306b\u81ea\u524d\u3067\u30d3\u30eb\u30c9\u3057\u307e\u3057\u305f\u3002
\nFFmpeg2.8\u306eQSV(H264)\u3092\u62e1\u5f35\u3057\u3066\u307f\u308b<\/a><\/p>\n

\u3053\u308c\u306fWindows 8.1 64bit & Haswell (Celeron G1820)\u306e\u74b0\u5883\u3067\u554f\u984c\u306a\u304f\u52d5\u4f5c\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n

\u3061\u306a\u307f\u306bffmpeg\u306e\u5b9f\u884c\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3066\u884c\u3063\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n

\r\nffmpeg -rtbufsize 256MB ^\r\n-f dshow -s 1920x1080 ^\r\n-r 29.97 -vsync cfr ^\r\n-video_pin_name 0 ^\r\n-audio_pin_name 1 ^\r\n-i video="SKNET MonsterX3 HD Capture (Path 0)"^\r\n:audio="SKNET MonsterX3 HD Capture (Path 0)" ^\r\n-vcodec h264_qsv ^\r\n-s 1280x720 -b:v 2000k ^\r\n-threads 2 output.m4v\r\n<\/pre>\n
\u3053\u308c\u3092Windows 10 64bit & Sandy Bridge (Core i3 2100T)\u306e\u74b0\u5883\u306b\u79fb\u884c\u3057\u305f\u3068\u3053\u308d\u3001”Error initializing an internal MFX session”\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u3001QSV\u306b\u3088\u308b\u30a8\u30f3\u30b3\u30fc\u30c9\u304c\u5168\u304f\u884c\u3048\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/p>\n
\u5f53\u7136\u6700\u521d\u306f\u74b0\u5883\u3092\u7591\u3044\u307e\u3057\u305f\u3002
\n\u3057\u304b\u3057HandBrake<\/a>\u3067\u306f\u554f\u984c\u306a\u304fQSV\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u51fa\u6765\u307e\u3057\u305f\u3002<\/p>\n
\u305d\u3053\u3067ffmpeg\u306e\u30bd\u30fc\u30b9\u3092\u898b\u3066\u307f\u305f\u3068\u3053\u308d\u3001QSV\u306e\u3069\u306e\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u5358\u306bmfx_dispatch\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u5b9a\u6570\u3092\u5143\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u6c7a\u5b9a\u3057\u3066\u3044\u308b\u3088\u3046\u3067\u3057\u305f\u3002<\/p>\n
QSV\u3068\u8a00\u3063\u3066\u3082\u4f7f\u3048\u308b\u6a5f\u80fd\u306e\u8a73\u7d30\u306fIntel HD Graphics\u306e\u4e16\u4ee3 \u2252 CPU\u306e\u4e16\u4ee3\u306b\u3088\u3063\u3066\u5909\u308f\u308a\u307e\u3059\u3002
\n\u4f8b\u3048\u3070Haswell\u4ee5\u964d\u306e\u4e16\u4ee3\u306flook ahead\u6a5f\u80fd\u304c\u4f7f\u3048\u308b\u3068\u304bSkylake\u4e16\u4ee3\u304b\u3089HEVC(H265)\u306b\u5bfe\u5fdc\u3059\u308b\u3068\u304b\u3002<\/p>\n
\u306a\u306e\u3067\u3001\u672c\u6765QSV\u306e\u3069\u306e\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u304b\u3069\u3046\u304b\u306f\u5b9f\u884c\u6642\u306b\u52d5\u7684\u306b\u6c7a\u5b9a\u3059\u3079\u304d\u985e\u306e\u3082\u306e\u306e\u306f\u305a\u3067\u3059\u3002
\n\u3067\u3059\u304c\u3001ffmpeg\u306f\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u3057\u304b\u3082\u5b9f\u969b\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3068\u306f\u5168\u304f\u95a2\u4fc2\u306a\u3044\u5b9a\u6570\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3057\u3066\u308b\u305f\u3081\u3001\u5b9f\u969b\u306b\u306f\u4f7f\u3048\u306a\u3044\u6a5f\u80fd\u3092\u4f7f\u304a\u3046\u3068\u3057\u3066\u5931\u6557\u3059\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u304c\u8d77\u304d\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n
\u305d\u3053\u3067\u305d\u306e\u5b9a\u6570\u3092Sandy Bridge\u306b\u5408\u3046\u3088\u3046(\u5177\u4f53\u7684\u306b\u306fQSV(MFX)\u30d0\u30fc\u30b8\u30e7\u30f3 1.4)\u306b\u5909\u66f4\u3057\u3001\u518d\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u3053\u3068\u3067\u3068\u308a\u3042\u3048\u305aQSV\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u51fa\u6765\u308b\u3088\u3046\u306b\u306f\u306a\u308a\u307e\u3057\u305f\u304c\u3001\u51fa\u529b\u306eDTS\u3084PTS\u304c\u304a\u304b\u3057\u306a\u5024\u306b\u306a\u308a\u3054\u304f\u4e00\u90e8\u306e\u30d7\u30ec\u30fc\u30e4\u30fc\u3092\u9664\u3044\u3066\u307e\u3068\u3082\u306b\u518d\u751f\u51fa\u6765\u306a\u3044\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u304c\u51fa\u6765\u4e0a\u304c\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002
\n(\u540c\u6642\u306b\u30a8\u30f3\u30b3\u30fc\u30c9\u4e2d\u306bNon-monotonous DTS \uff5e\u306e\u8b66\u544a\u304c\u5c71\u307b\u3069\u51fa\u307e\u3059\u3002)<\/p>\n
\u3053\u308c\u3082\u4fee\u6b63\u3067\u304d\u306a\u3044\u304b\u30bd\u30fc\u30b9\u3092\u3061\u3087\u3063\u3068\u8aad\u3093\u3067\u307f\u305f\u306e\u3067\u3059\u304c\u3001\u7c21\u5358\u306b\u306f\u5bfe\u5fdc\u3067\u304d\u306a\u3055\u305d\u3046\u3067\u3057\u305f\u3002<\/p>\n
\u30bd\u30fc\u30b9\u3092\u898b\u305f\u611f\u3058\u3001ffmpeg\u306eQSV\u5bfe\u5fdc\u306f\u4eca\u306e\u3068\u3053\u308d\u304b\u306a\u308a\u300c\u3068\u308a\u3042\u3048\u305a\u300d\u611f\u304c\u3064\u3088\u3044\u3067\u3059\u3002
\nHaswell\u4ee5\u964d(\u304b\u3064Windows 7\u4ee5\u964d)\u306a\u3089\u591a\u5206\u666e\u901a\u306b\u4f7f\u3048\u308b\u3068\u306f\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u8ffd\u8a18
\n\u9055\u3046\u898b\u65b9\u3092\u3059\u308c\u3070\u3001ffmpeg\u306fQSV(mfx_dispatch\u3084Intel Media SDK)\u306b\u5bfe\u3057\u3066\u3042\u308b\u7a2e\u306e\u60f3\u5b9a\u3092\u3057\u305f\u3046\u3048\u3067\u3001\u305d\u306e\u60f3\u5b9a\u306b\u305d\u3063\u3066\u6b63\u3057\u304f\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u3082\u898b\u3048\u307e\u3059\u3002
\n\u305d\u306e\u60f3\u5b9a\u304c\u7b4b\u304c\u901a\u3063\u305f\u3082\u306e\u306a\u306e\u304b\uff08\u3060\u3068\u3059\u308b\u3068mfx_dispatch\u3082\u3057\u304f\u306fIntel Media SDK\u304c\u304a\u304b\u3057\u3044\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\uff09\u306f\u6b63\u76f4\u79c1\u306b\u306f\u5206\u304b\u308a\u307e\u305b\u3093\u3002
\n<\/ins><\/p>\n
\u3055\u3089\u306b\u8ffd\u8a18
\nffmpeg 2.8\u3067\u306f\u306a\u304f3.0\u306e\u8a71\u3067\u3059\u304c\u3001\u3053\u3061\u3089\u306e\u8a18\u4e8b\uff08\u7d20\u6674\u3089\u3057\u3044\uff01\uff09
\nFFmpeg3.0\u306eQSV(H264)\u3092\u62e1\u5f35\u3057\u3066\u307f\u308b<\/a>
\n\u306b\u3088\u308b\u3068\u3001look ahead\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30aa\u30f3\u306b\u306a\u3063\u3066\u308b\u305b\u3044\u3067\u3001look ahead\u975e\u5bfe\u5fdcCPU\u306b\u3088\u308bQSV\u304c\u52d5\u4f5c\u3057\u306a\u3044\u3089\u3057\u3044\u3067\u3059\u3002
\n\u305d\u3057\u3066”-look_ahead 0″\u3068\u3044\u3046\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3053\u306e\u554f\u984c\u306f\u56de\u907f\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002
\n\u306a\u3093\u304b\u30b9\u30c3\u3068\u7d0d\u5f97\u51fa\u6765\u307e\u3057\u305fw
\n\u306a\u308b\u307b\u3069\uff01\u3068\u3044\u3046\u611f\u3058\u3067\u3059\u3002
\n\u305f\u3060\u3053\u306e\u65b9\u6cd5\u304c2.8\u3067\u3082\u901a\u7528\u3059\u308b\u306e\u304b\u306f\u3001\u3061\u3087\u3063\u3068\u624b\u5143\u306b\u78ba\u8a8d\u3067\u304d\u308b\u74b0\u5883\u304c\u6b8b\u3063\u3066\u306a\u3044\uff08QSV\u975e\u5bfe\u5fdc3.0\u306b\u79fb\u884c\u3057\u3066\u3057\u307e\u3063\u305f\uff09\u306e\u3067\u78ba\u8a8d\u51fa\u6765\u3066\u307e\u305b\u3093\u3002
\n\u3082\u30572.8\u3067\u3082\u901a\u7528\u3059\u308b\u3068\u3059\u308c\u3070\u3001\u3053\u306e\u8a18\u4e8b\u307e\u308b\u3054\u3068\u7121\u610f\u5473\u306b\u306a\u308a\u307e\u3059\u306d\uff08\u7b11\uff09
\n\u305f\u3060\u30ea\u30f3\u30af\u5148\u306b\u3082\u66f8\u3044\u3066\u3042\u308a\u307e\u3059\u304c\u3001QSV\u306b\u306fffmpeg\u3088\u308a\u3082\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u5206\u304b\u308a\u3084\u3059\u304f\u7d30\u304b\u304f\u8a2d\u5b9a\u3067\u304d\u308bQSVEnc\u306e\u307b\u3046\u3092\u79c1\u3082\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002
\n<\/ins><\/p>\n
\u56de\u907f\u7b56<\/h4>\n
ffmpeg\u306b\u3088\u308bQSV\u30a8\u30f3\u30b3\u30fc\u30c9\u306b\u3064\u3044\u3066\u306f\u8ae6\u3081\u3066\u5225\u9014QSVEncC<\/a>\u3092\u4f7f\u3046\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n
QSVEncC\u306fDirectShow\u30d5\u30a3\u30eb\u30bf\u3092\u76f4\u63a5\u5165\u529b\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u304c\u3001ffmpeg\u7d4c\u7531\u3067\u30d1\u30a4\u30d7\u3092\u4f7f\u3044\u30c7\u30fc\u30bf\u3092\u6d41\u3057\u3066\u3084\u308b\u3053\u3068\u3067\u3001QSVEncC\u306b\u3088\u308b\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0H264\u30a8\u30f3\u30b3\u30fc\u30c9\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u5177\u4f53\u7684\u306a\u30b3\u30de\u30f3\u30c9\u306f\u4ee5\u4e0b\u306e\u69d8\u306a\u611f\u3058\u3067\u3059\u3002<\/p>\n
\r\nffmpeg -rtbufsize 256MB ^\r\n-f dshow -s 1920x1080 ^\r\n-r 29.97 -vsync cfr ^\r\n-video_pin_name 0 ^\r\n-audio_pin_name 1 ^\r\n-i video="SKNET MonsterX3 HD Capture (Path 0)"^\r\n:audio="SKNET MonsterX3 HD Capture (Path 0)" ^\r\n-acodec aac output.aac ^\r\n-s 1280x720 -r 29.97 -pix_fmt yuv420p -f yuv4mpegpipe - | ^\r\nQSVencC --y4m --quality best -i - -o output.mp4\r\n\r\nmuxer -i output.mp4?fps=2997\/100 -i output.aac -o output.m4v\r\n<\/pre>\n
\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30a8\u30f3\u30b3\u30fc\u30c9\u7d42\u4e86\u5f8c\u306b\u5225\u9014L-SMASH<\/a>\u306emuxer.exe\u3092\u4f7f\u7528\u3057\u3066mux\u3057\u3066\u304a\u308a\u3001\u3053\u306e\u5206\u8ffd\u52a0\u306e\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002
\n30\u5206\u306e\u756a\u7d44\u306e\u5834\u5408\u6570\u79d2\u3067\u51e6\u7406\u304c\u7d42\u308f\u308b\u305f\u3081\u307e\u3041\u3088\u3044\u304b\u306a\u3068\u3002<\/p>\n
\u307e\u305f\u3001\u5225\u9014mux\u3059\u308b\u305f\u3081\u97f3\u30ba\u30ec\u306e\u5fc3\u914d\u304c\u3042\u308a\u307e\u3057\u305f\u304c\u300130\u5206\u306e\u53d6\u308a\u8fbc\u307f\u3067\u3044\u304f\u3064\u304b\u30c6\u30b9\u30c8\u3057\u305f\u3068\u3053\u308d\u7279\u306b\u97f3\u30ba\u30ec\u304c\u6c17\u306b\u306a\u308b\u5834\u9762\u306f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002
\n\u3053\u308c\u306f\u30ad\u30e3\u30d7\u30c1\u30e3\u306b\u5c02\u7528\u306ePC\u3092\u4f7f\u3063\u3066\u308b\u304b\u3089\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002
\n\u4ed6\u306e\u51e6\u7406\u306e\u5f71\u97ff\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u304c\u9593\u306b\u5408\u308f\u306a\u304f\u306a\u3063\u3066\u30d5\u30ec\u30fc\u30e0\u304c\u30c9\u30ed\u30c3\u30d7\u3057\u3066\u3057\u307e\u3063\u305f\u3068\u304d\u306b\u3069\u3046\u306a\u308b\u304b\u306f\u4e0d\u660e\u3067\u3059\u3002<\/p>\n
\u5b9f\u306f\u3053\u306e\u307e\u307e\u3060\u3068\u5ef6\u3005\u3068\u30ad\u30e3\u30d7\u30c1\u30e3\u304c\u7d9a\u3044\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u518d\u751f\u6642\u9593\u304c\u904e\u304e\u305f\u30bf\u30a4\u30df\u30f3\u30b0\u3067ffmpeg\u3092kill\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002
\n\u3053\u306e\u8fba\u308a\u306f\u81ea\u4f5c\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u81ea\u52d5\u7684\u306b\u3084\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n
ffmpeg\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3067duration\u3092\u6307\u5b9a\u3059\u308c\u3070kill\u3059\u308b\u5fc5\u8981\u306f\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u518d\u751f\u6642\u9593\u3082\u6587\u5b57\u8a8d\u8b58\u3067\u5224\u5b9a\u3057\u3066\u3044\u308b\u305f\u3081\u8aa4\u3063\u305f\u518d\u751f\u6642\u9593\u3092duration\u306b\u6307\u5b9a\u3057\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u3001\u30ad\u30e3\u30d7\u30c1\u30e3\u4e2d\u306b\u5f8c\u304b\u3089\u5909\u66f4\u3059\u308b\u65b9\u6cd5\u306f\u591a\u5206\u306a\u3044\u306e\u3067\u3053\u306e\u3088\u3046\u306a\u65b9\u5f0f\u306b\u3057\u3066\u3044\u307e\u3059\u3002
\n\u307e\u3041\u518d\u751f\u6642\u9593\u306e\u5224\u5b9a\u306f0-9\u306e\u6587\u5b57\u3057\u304b\u51fa\u73fe\u3057\u306a\u3044\u305f\u3081\u307b\u307c100%\u306e\u7cbe\u5ea6\u306a\u306e\u3067\u3059\u304c\u4e00\u5fdc\u5ff5\u306e\u305f\u3081\u3002<\/p>\n
ffmpeg\u3060\u3051\u3067QSV\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u305f\u6642\u3088\u308a\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5c11\u3057\u5c0f\u3055\u304f\u306a\u308a\u3064\u3064<\/del>\u683c\u6bb5\u306b\u753b\u8cea\u304c\u4e0a\u304c\u3063\u305f\u306e\u306f\u5b09\u3057\u3044\u8aa4\u7b97\u3067\u3057\u305f\u3002
\n\u7279\u306b\u52d5\u304d\u306e\u3042\u308b\u5834\u9762\u306e\u753b\u8cea\u306e\u5411\u4e0a\u304c\u9855\u8457\u3067\u3059\u3002
\n\u4e0a\u306e\u4f8b\u3067\u306fQSVEncC\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u54c1\u8cea\u3092best\u306b\u3057\u3066\u307e\u3059\u304c\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306ebalance\u3067\u3082\u305d\u3046\u3067\u3057\u305f\u3002(\u3082\u3061\u308d\u3093best\u306e\u307b\u3046\u304c\u3088\u308a\u826f\u3044\u3067\u3059\u3002)
\nQSVEncC\u3059\u3054\u3044\u2026<\/p>\n
\u8ffd\u8a18
\n\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30b9\u304c\u5c0f\u3055\u304f\u306a\u3063\u305f\u306e\u306f\u305f\u307e\u305f\u307e\u3067\u3057\u305f\u3002
\n\u4eca\u56de\u306e\u5834\u5408ffmpeg\u3067\u306fVBR\u3092\u3001QSVEncC\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306eCQP\u3092\u4f7f\u3063\u3066\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3064\u307e\u308aQSVEncC\u3067\u306f\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u3092\u6307\u5b9a\u3057\u3066\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u51fa\u529b\u3055\u308c\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u30b5\u30a4\u30ba\u306f\u6620\u50cf\u30bd\u30fc\u30b9\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002
\n(VBR\u3067\u3082\u305d\u3046\u3044\u3046\u50be\u5411\u306f\u5f53\u7136\u3042\u308a\u307e\u3059\u304cCQP\u307b\u3069\u5f71\u97ff\u306f\u5927\u304d\u304f\u306a\u3044\u3088\u3046\u3067\u3059\u3002)
\n\u79c1\u304c\u8a66\u3057\u305f\u9650\u308a\u3067\u306f\u3001\u6b62\u3081\u753b\u304c\u591a\u3081\u306e\u30a2\u30cb\u30e1\u306a\u3069\u5727\u7e2e\u304c\u52b9\u304d\u3084\u3059\u3044\u30bd\u30fc\u30b9\u3067\u306fVBR\u306e\u5834\u5408\u3068\u6bd4\u3079\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u304f\u306a\u308a\u3001\u52d5\u304d\u306e\u591a\u3044\u5b9f\u5199\u6620\u50cf\u306a\u3069\u3067\u306fVBR\u306e\u5834\u5408\u3088\u308a2\u500d\u304f\u3089\u3044\u5927\u304d\u304f\u306a\u308a\u307e\u3057\u305f\u3002
\n<\/ins><\/p>\n
\u8ffd\u8a18
\n\u4eca\u306fQSVEncC\u306eCQP\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u54c1\u8cea\u5024\u3088\u308a\u5c11\u3057\u4e0b\u3052\u3066I:25, P:27, B:30\u3067\u904b\u7528\u3057\u3066\u3044\u307e\u3059\u3002
\n\u3053\u308c\u3060\u3068\u305d\u3053\u305d\u3053\u306e\u54c1\u8cea\u3067\u304a\u304a\u3080\u306dVBR 2Mbps\u306e\u5834\u5408\u3088\u308a\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002
\n\uff08\u4e3b\u306b\u30a2\u30cb\u30e1\u3067\u78ba\u8a8d\uff09
\n<\/ins><\/p>\n
\u52d5\u304d\u306e\u3042\u308b\u5834\u9762\u306e\u4f8b\u3002\u5de6: ffmpeg, \u53f3: QSVEncC(best)
\n\"ffmpeg_qsvencc_diff\"<\/p>\n
\u8ffd\u8a18
\n\u3053\u308c\u3082ffmpeg\u3068QSVEncC\u306e\u6bd4\u8f03\u3068\u3044\u3046\u3088\u308a\u306f\u3001QSV\u306eVBR 2Mbps\u3068CQP I:24 P:26 B:27(QSVEncC\u306e\u30c7\u30d5\u30a9\u30eb\u30c8)\u306e\u6bd4\u8f03\u3068\u3044\u3046\u65b9\u304c\u9069\u5207\u3067\u3057\u3087\u3046\u3002
\n<\/ins><\/p>\n
ffmpeg\u3067\u3082\u8272\u3005\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3059\u308c\u3070\u540c\u3058\u753b\u8cea\u306b\u3067\u304d\u308b\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002
\n\u305f\u3060\u3001ffmpeg\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u7d50\u69cb\u8b0e\u3044\u306e\u3067\u2026
\n\u305d\u308c\u306b\u30bd\u30fc\u30b9\u3092\u898b\u305f\u4eca\u3068\u306a\u3063\u3066\u306f\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u3066\u3082\u3061\u3083\u3093\u3068\u52d5\u3044\u3066\u304f\u308c\u308b\u304b\u7591\u308f\u3057\u3044\u2026<\/p>\n","protected":false},"excerpt":{"rendered":"
\u3044\u304d\u306a\u308a\u4f59\u8ac7<\/h4>\n
\u6700\u8fd1Monster X3A<\/a>\u3068\u3044\u3046HDMI\u30ad\u30e3\u30d7\u30c1\u30e3\u30dc\u30fc\u30c9\u3092\u8cb7\u3044\u307e\u3057\u3066\u3001\u3053\u3053\u6570\u5e74\u305a\u3063\u3068\u611b\u7528\u3057\u3066\u308bHDD\u30ec\u30b3\u30fc\u30c0\u30fcDVR-W1<\/a>\u306e\u9332\u753b\u30c7\u30fc\u30bf\u3092H264\u3067\u5727\u7e2e\u3057\u3064\u3064PC\u306b\u3069\u3093\u3069\u3053\u53d6\u308a\u8fbc\u3093\u3067\u304a\u308a\u307e\u3059\u3002
\n\u30ec\u30b3\u30fc\u30c0\u30fc\u306e\u7a7a\u304d\u5bb9\u91cf\u304c\u3053\u3053\u6700\u8fd1\u305a\u3063\u3068\u903c\u8feb\u3057\u305f\u72b6\u614b\u3060\u3063\u305f\u306e\u3067PC\u306b\u53d6\u308a\u8fbc\u3080\u3053\u3068\u3067\u89e3\u6c7a\u3092\u56f3\u308b\u3001\u3068\u3044\u3046\u8003\u3048\u3067\u3059\u3002
\n\uff08\u9332\u753b\u3088\u308a\u3082\u4f55\u3068\u306a\u304fAmazon\u30d3\u30c7\u30aa\u3084Hulu\u3084D\u30a2\u30cb\u30e1\u30b9\u30c8\u30a2\u306a\u3069\u306e\u52d5\u753b\u30b5\u30a4\u30c8\u306e\u307b\u3046\u3092\u512a\u5148\u3057\u3066\u898b\u3066\u3057\u307e\u3046\u304b\u3089\u6e9c\u307e\u3063\u3066\u3057\u307e\u3046\u3093\u3067\u3059\u3088\u306d\u3002\uff09<\/p>\n
\u308f\u3056\u308f\u3056\u30ad\u30e3\u30d7\u30c1\u30e3\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30ec\u30b3\u30fc\u30c0\u30fc\u306eHDD\u3092\u3082\u3063\u3068\u5927\u304d\u3044\u3082\u306e\u306b\u63db\u88c5\u3059\u308b\u307b\u3046\u304c\u697d\u3067\u3059\u304c\u3001\u65b0\u3057\u3044HDD\u3092\u8cb7\u3046\u306e\u306f4TB\u4ee5\u4e0a\u306e\u3082\u306e\u306eGB\u5358\u4fa1\u304c\u3082\u3063\u3068\u4e0b\u304c\u3063\u3066\u304b\u3089\u3001\u3068\u4f55\u3068\u306a\u304f\u8003\u3048\u3066\u3044\u308b\u306e\u3067\u4eca\u56de\u3053\u306e\u65b9\u6cd5\u306f\u30d1\u30b9\u3002
\n4TB\u3082\u3060\u3044\u3076\u4e0b\u304c\u3063\u3066\u304d\u307e\u3057\u305f\u306d\uff5e\u3002
\n\u3067\u3082\u307e\u30603TB\u304cGB\u5358\u4fa1\u7684\u306b\u4e00\u756a\u30aa\u30c8\u30af\u306a\u3093\u3067\u3059\u3088\u306d\u3002
\n3\u3068\u3044\u3046\u6570\u5b57\u5acc\u3044\u3067\u306f\u306a\u3044\u3067\u3059\u304cPC\u95a2\u4fc2\u3067\u306f\u3042\u307e\u308a\u4f7f\u3044\u305f\u304f\u306a\u3044\u611f\u304c\u3042\u308a\u307e\u3059\u3002
\n\uff08\u68da\u306b\u7f6e\u3044\u3066\u3042\u308bPhenom X3\u306e\u7bb1\u304c\u76ee\u306b\u5165\u308a\u307e\u3057\u305f\uff09<\/p>\n
\u305d\u308c\u3068\u3001HDD\u306f\u3044\u304f\u3064\u304b\u6301\u3063\u3066\u3044\u307e\u3059\u304cHDMI\u30ad\u30e3\u30d7\u30c1\u30e3\u30dc\u30fc\u30c9\u306f\u6301\u3063\u3066\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u4e00\u5ea6\u4f7f\u3063\u3066\u307f\u3088\u3046\u3068\u3044\u3046\u601d\u3044\u3082\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n
\u3067\u3001\u9332\u753b\u3092PC\u306b\u53d6\u308a\u8fbc\u3080\u3068\u305d\u306e\u5206\u30ec\u30b3\u30fc\u30c0\u30fc\u5074\u306e\u7a7a\u304d\u5bb9\u91cf\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u540c\u6642\u306bH264\u3067\u5727\u7e2e\u3059\u308b\u3053\u3068\u3067PC\u5074\u306e\u5bb9\u91cf\u6d88\u8cbb\u3082\u6291\u3048\u3089\u308c\u307e\u3059\u3002
\n\u6700\u7d42\u7684\u306b1280×720 29.97fps \u7d042Mbps\u3067\u4fdd\u5b58\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u307e\u3059\u3002
\n\u305d\u306e\u5834\u5408\u30ec\u30b3\u30fc\u30c0\u30fc\u306e\u9332\u753b\u30c7\u30fc\u30bf(1440×1080\u306eMPEG2 TS\u3092\u6697\u53f7\u5316\u3057\u305f\u3082\u306e?)\u304c\u7d044\u5206\u306e1\u306b\u5727\u7e2e\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n
\u8ffd\u8a18
\n\u4eca\u306fCQP\u306eI:25, P:27, B:30\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u3044\u307e\u3059\u3002
\n\u3067\u3059\u306e\u3067\u5143\u306e\u6620\u50cf\u306e\u8907\u96d1\u5ea6\u6b21\u7b2c\u3067\u6700\u7d42\u7684\u306a\u30b5\u30a4\u30ba\u306f\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002
\n\u30a2\u30cb\u30e1\u3092\u4e2d\u5fc3\u306b\u3044\u308d\u3044\u308d\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u307f\u305f\u611f\u3058\u3067\u306f10\u5206\u306e1\uff5e3\u5206\u306e1\u304f\u3089\u3044\u306b\u306a\u308b\u3088\u3046\u3067\u3059\u3002
\n<\/ins><\/p>\n
HDMI\u30ad\u30e3\u30d7\u30c1\u30e3\u306b\u3088\u308b\u53d6\u308a\u8fbc\u307f\u306a\u306e\u3067\u3001\u7b49\u901f\u518d\u751f\u30fb\u7b49\u901f\u9332\u753b\u3059\u308b\u3057\u304b\u306a\u304f\u3001\u4f8b\u3048\u307030\u5206\u306e\u9332\u753b\u306e\u53d6\u308a\u8fbc\u307f\u306b\u6700\u4f4e30\u5206\u306f\u304b\u304b\u308a\u307e\u3059\u3002
\n\u3053\u308c\u81ea\u4f53\u306f\u4ed5\u7d44\u307f\u4e0a\u3069\u3046\u3057\u3088\u3046\u3082\u3042\u308a\u307e\u305b\u3093\u3002
\n\u305f\u3060\u3001\u3067\u304d\u308b\u3060\u3051\u53d6\u308a\u8fbc\u307f\u6642\u306e\u624b\u9593\u3092\u6e1b\u3089\u3059\u305f\u3081\u3001OpenCV\u3092\u4f7f\u3063\u3066\u30ec\u30b3\u30fc\u30c0\u30fc\u306b\u8868\u793a\u3055\u308c\u308b\u756a\u7d44\u540d\u3084\u518d\u751f\u6642\u9593\u3092\u81ea\u52d5\u8a8d\u8b58\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092C#\u3067\u4f5c\u6210\u3057\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002
\n\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u3088\u3063\u3066\u3001\u30ec\u30b3\u30fc\u30c0\u30fc\u306e\u30ea\u30e2\u30b3\u30f3\u306e\u518d\u751f\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3060\u3051\u3067\u81ea\u52d5\u7684\u306b\u30ad\u30e3\u30d7\u30c1\u30e3\u3092\u958b\u59cb\u3057\u3001\u518d\u751f\u304c\u7d42\u308f\u308c\u3070\u81ea\u52d5\u3067\u30ad\u30e3\u30d7\u30c1\u30e3\u3092\u505c\u6b62\u3057\u3001\u8a8d\u8b58\u3057\u305f\u756a\u7d44\u540d\u304b\u3089\u52d5\u753b\u306e\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u81ea\u52d5\u7684\u306b\u6c7a\u5b9a\u3059\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u304c\u53ef\u80fd\u3067\u3001\u53d6\u308a\u8fbc\u307f\u306e\u4f5c\u696d\u304c\u3068\u3066\u3082\u697d\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
\u3068\u3044\u3044\u3064\u3064\u3001\u5b9f\u306e\u3068\u3053\u308d\u756a\u7d44\u540d\u8a8d\u8b58\u306e\u305f\u3081\u306e\u5224\u5b9a\u5668(kNN)\u306e\u5b66\u7fd2\u306f\u968f\u6642\u884c\u3046\u3088\u3046\u306b\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u672a\u77e5\u306e\u6587\u5b57\u304c\u51fa\u73fe\u3059\u308b\u5ea6\u306b\u4eba\u9593\u304c\u6559\u3048\u3066\u3042\u3052\u306a\u304d\u3083\u3044\u3051\u307e\u305b\u3093\u3002
\n\u3057\u304b\u3057DVR-W1\u306e\u30e1\u30cb\u30e5\u30fc\u306f\u30b7\u30f3\u30d7\u30eb\u304b\u3064\u7b49\u5e45\u306e\u6587\u5b57\u3092\u4f7f\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u8a8d\u8b58\u306e\u7cbe\u5ea6\u3092\u4e0a\u3052\u3084\u3059\u304f\u3001\u307e\u305f\u73fe\u5728\u5b66\u7fd2\u30c7\u30fc\u30bf\u304c\u3060\u3044\u3076\u6e9c\u307e\u3063\u3066\u304d\u305f\u306e\u3067\u3001\u4eba\u306e\u624b\u306b\u3088\u3063\u3066\u5b66\u7fd2\u3055\u305b\u308b\u624b\u9593\u306f\u3060\u3044\u3076\u6e1b\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u672c\u984c<\/h4>\n
\u9332\u753b\u306e\u53d6\u308a\u8fbc\u307f\u306b\u306fffmpeg\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002
\nX3A\u306b\u5165\u529b\u3055\u308c\u308b\u6620\u50cf\u3068\u97f3\u58f0\u3092DirectShow\u30d5\u30a3\u30eb\u30bf(X3A\u306e\u30c9\u30e9\u30a4\u30d0\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u4f7f\u7528\u53ef\u80fd\u306b\u306a\u308b)\u7d4c\u7531\u3067\u53d6\u308a\u8fbc\u307f\u3001\u305d\u308c\u3092\u305d\u306e\u307e\u307e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067h264_qsv\u3092\u4f7f\u7528\u3057\u3066m4v\u3067\u4fdd\u5b58\u3059\u308b\u3068\u3044\u3046\u611f\u3058\u3067\u3059\u3002<\/p>\n
ffmpeg\u306eQSV\u5bfe\u5fdc\u30d0\u30a4\u30ca\u30ea\u306f\u516c\u5f0f\u306b\u306f\u914d\u5e03\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u8ab0\u304b\u304c\u30d3\u30eb\u30c9\u3057\u305f\u30d0\u30a4\u30ca\u30ea\u3092\u4f7f\u3046\u304b\u3001QSV\u304c\u4f7f\u3048\u308b\u3088\u3046\u81ea\u524d\u3067\u30d3\u30eb\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u305d\u3053\u3067\u4ee5\u4e0b\u306e\u30da\u30fc\u30b8\u3092\u53c2\u8003\u306b\u81ea\u524d\u3067\u30d3\u30eb\u30c9\u3057\u307e\u3057\u305f\u3002
\nFFmpeg2.8\u306eQSV(H264)\u3092\u62e1\u5f35\u3057\u3066\u307f\u308b<\/a><\/p>\n
\u3053\u308c\u306fWindows 8.1 64bit & Haswell (Celeron G1820)\u306e\u74b0\u5883\u3067\u554f\u984c\u306a\u304f\u52d5\u4f5c\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n
\u3061\u306a\u307f\u306bffmpeg\u306e\u5b9f\u884c\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3066\u884c\u3063\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n
\r\nffmpeg -rtbufsize 256MB ^\r\n-f dshow -s 1920x1080 ^\r\n-r 29.97 -vsync cfr ^\r\n-video_pin_name 0 ^\r\n-audio_pin_name 1 ^\r\n-i video="SKNET MonsterX3 HD Capture (Path 0)"^\r\n:audio="SKNET MonsterX3 HD Capture (Path 0)" ^\r\n-vcodec h264_qsv ^\r\n-s 1280x720 -b:v 2000k ^\r\n-threads 2 output.m4v\r\n<\/pre>\n
\u3053\u308c\u3092Windows 10 64bit & Sandy Bridge (Core i3 2100T)\u306e\u74b0\u5883\u306b\u79fb\u884c\u3057\u305f\u3068\u3053\u308d\u3001”Error initializing an internal MFX session”\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u3001QSV\u306b\u3088\u308b\u30a8\u30f3\u30b3\u30fc\u30c9\u304c\u5168\u304f\u884c\u3048\u306a\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3057\u305f\u3002<\/p>\n
\u5f53\u7136\u6700\u521d\u306f\u74b0\u5883\u3092\u7591\u3044\u307e\u3057\u305f\u3002
\n\u3057\u304b\u3057HandBrake<\/a>\u3067\u306f\u554f\u984c\u306a\u304fQSV\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u51fa\u6765\u307e\u3057\u305f\u3002<\/p>\n
\u305d\u3053\u3067ffmpeg\u306e\u30bd\u30fc\u30b9\u3092\u898b\u3066\u307f\u305f\u3068\u3053\u308d\u3001QSV\u306e\u3069\u306e\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u5358\u306bmfx_dispatch\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u5b9a\u6570\u3092\u5143\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u6c7a\u5b9a\u3057\u3066\u3044\u308b\u3088\u3046\u3067\u3057\u305f\u3002<\/p>\n
QSV\u3068\u8a00\u3063\u3066\u3082\u4f7f\u3048\u308b\u6a5f\u80fd\u306e\u8a73\u7d30\u306fIntel HD Graphics\u306e\u4e16\u4ee3 \u2252 CPU\u306e\u4e16\u4ee3\u306b\u3088\u3063\u3066\u5909\u308f\u308a\u307e\u3059\u3002
\n\u4f8b\u3048\u3070Haswell\u4ee5\u964d\u306e\u4e16\u4ee3\u306flook ahead\u6a5f\u80fd\u304c\u4f7f\u3048\u308b\u3068\u304bSkylake\u4e16\u4ee3\u304b\u3089HEVC(H265)\u306b\u5bfe\u5fdc\u3059\u308b\u3068\u304b\u3002<\/p>\n
\u306a\u306e\u3067\u3001\u672c\u6765QSV\u306e\u3069\u306e\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3059\u308b\u304b\u3069\u3046\u304b\u306f\u5b9f\u884c\u6642\u306b\u52d5\u7684\u306b\u6c7a\u5b9a\u3059\u3079\u304d\u985e\u306e\u3082\u306e\u306e\u306f\u305a\u3067\u3059\u3002
\n\u3067\u3059\u304c\u3001ffmpeg\u306f\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u3057\u304b\u3082\u5b9f\u969b\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3068\u306f\u5168\u304f\u95a2\u4fc2\u306a\u3044\u5b9a\u6570\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3057\u3066\u308b\u305f\u3081\u3001\u5b9f\u969b\u306b\u306f\u4f7f\u3048\u306a\u3044\u6a5f\u80fd\u3092\u4f7f\u304a\u3046\u3068\u3057\u3066\u5931\u6557\u3059\u308b\u3001\u3068\u3044\u3046\u3053\u3068\u304c\u8d77\u304d\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n
\u305d\u3053\u3067\u305d\u306e\u5b9a\u6570\u3092Sandy Bridge\u306b\u5408\u3046\u3088\u3046(\u5177\u4f53\u7684\u306b\u306fQSV(MFX)\u30d0\u30fc\u30b8\u30e7\u30f3 1.4)\u306b\u5909\u66f4\u3057\u3001\u518d\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u3053\u3068\u3067\u3068\u308a\u3042\u3048\u305aQSV\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u51fa\u6765\u308b\u3088\u3046\u306b\u306f\u306a\u308a\u307e\u3057\u305f\u304c\u3001\u51fa\u529b\u306eDTS\u3084PTS\u304c\u304a\u304b\u3057\u306a\u5024\u306b\u306a\u308a\u3054\u304f\u4e00\u90e8\u306e\u30d7\u30ec\u30fc\u30e4\u30fc\u3092\u9664\u3044\u3066\u307e\u3068\u3082\u306b\u518d\u751f\u51fa\u6765\u306a\u3044\u52d5\u753b\u30d5\u30a1\u30a4\u30eb\u304c\u51fa\u6765\u4e0a\u304c\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002
\n(\u540c\u6642\u306b\u30a8\u30f3\u30b3\u30fc\u30c9\u4e2d\u306bNon-monotonous DTS \uff5e\u306e\u8b66\u544a\u304c\u5c71\u307b\u3069\u51fa\u307e\u3059\u3002)<\/p>\n
\u3053\u308c\u3082\u4fee\u6b63\u3067\u304d\u306a\u3044\u304b\u30bd\u30fc\u30b9\u3092\u3061\u3087\u3063\u3068\u8aad\u3093\u3067\u307f\u305f\u306e\u3067\u3059\u304c\u3001\u7c21\u5358\u306b\u306f\u5bfe\u5fdc\u3067\u304d\u306a\u3055\u305d\u3046\u3067\u3057\u305f\u3002<\/p>\n
\u30bd\u30fc\u30b9\u3092\u898b\u305f\u611f\u3058\u3001ffmpeg\u306eQSV\u5bfe\u5fdc\u306f\u4eca\u306e\u3068\u3053\u308d\u304b\u306a\u308a\u300c\u3068\u308a\u3042\u3048\u305a\u300d\u611f\u304c\u3064\u3088\u3044\u3067\u3059\u3002
\nHaswell\u4ee5\u964d(\u304b\u3064Windows 7\u4ee5\u964d)\u306a\u3089\u591a\u5206\u666e\u901a\u306b\u4f7f\u3048\u308b\u3068\u306f\u601d\u3044\u307e\u3059\u3002<\/p>\n
\u8ffd\u8a18
\n\u9055\u3046\u898b\u65b9\u3092\u3059\u308c\u3070\u3001ffmpeg\u306fQSV(mfx_dispatch\u3084Intel Media SDK)\u306b\u5bfe\u3057\u3066\u3042\u308b\u7a2e\u306e\u60f3\u5b9a\u3092\u3057\u305f\u3046\u3048\u3067\u3001\u305d\u306e\u60f3\u5b9a\u306b\u305d\u3063\u3066\u6b63\u3057\u304f\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u3082\u898b\u3048\u307e\u3059\u3002
\n\u305d\u306e\u60f3\u5b9a\u304c\u7b4b\u304c\u901a\u3063\u305f\u3082\u306e\u306a\u306e\u304b\uff08\u3060\u3068\u3059\u308b\u3068mfx_dispatch\u3082\u3057\u304f\u306fIntel Media SDK\u304c\u304a\u304b\u3057\u3044\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\uff09\u306f\u6b63\u76f4\u79c1\u306b\u306f\u5206\u304b\u308a\u307e\u305b\u3093\u3002
\n<\/ins><\/p>\n
\u3055\u3089\u306b\u8ffd\u8a18
\nffmpeg 2.8\u3067\u306f\u306a\u304f3.0\u306e\u8a71\u3067\u3059\u304c\u3001\u3053\u3061\u3089\u306e\u8a18\u4e8b\uff08\u7d20\u6674\u3089\u3057\u3044\uff01\uff09
\nFFmpeg3.0\u306eQSV(H264)\u3092\u62e1\u5f35\u3057\u3066\u307f\u308b<\/a>
\n\u306b\u3088\u308b\u3068\u3001look ahead\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30aa\u30f3\u306b\u306a\u3063\u3066\u308b\u305b\u3044\u3067\u3001look ahead\u975e\u5bfe\u5fdcCPU\u306b\u3088\u308bQSV\u304c\u52d5\u4f5c\u3057\u306a\u3044\u3089\u3057\u3044\u3067\u3059\u3002
\n\u305d\u3057\u3066”-look_ahead 0″\u3068\u3044\u3046\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u3053\u306e\u554f\u984c\u306f\u56de\u907f\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002
\n\u306a\u3093\u304b\u30b9\u30c3\u3068\u7d0d\u5f97\u51fa\u6765\u307e\u3057\u305fw
\n\u306a\u308b\u307b\u3069\uff01\u3068\u3044\u3046\u611f\u3058\u3067\u3059\u3002
\n\u305f\u3060\u3053\u306e\u65b9\u6cd5\u304c2.8\u3067\u3082\u901a\u7528\u3059\u308b\u306e\u304b\u306f\u3001\u3061\u3087\u3063\u3068\u624b\u5143\u306b\u78ba\u8a8d\u3067\u304d\u308b\u74b0\u5883\u304c\u6b8b\u3063\u3066\u306a\u3044\uff08QSV\u975e\u5bfe\u5fdc3.0\u306b\u79fb\u884c\u3057\u3066\u3057\u307e\u3063\u305f\uff09\u306e\u3067\u78ba\u8a8d\u51fa\u6765\u3066\u307e\u305b\u3093\u3002
\n\u3082\u30572.8\u3067\u3082\u901a\u7528\u3059\u308b\u3068\u3059\u308c\u3070\u3001\u3053\u306e\u8a18\u4e8b\u307e\u308b\u3054\u3068\u7121\u610f\u5473\u306b\u306a\u308a\u307e\u3059\u306d\uff08\u7b11\uff09
\n\u305f\u3060\u30ea\u30f3\u30af\u5148\u306b\u3082\u66f8\u3044\u3066\u3042\u308a\u307e\u3059\u304c\u3001QSV\u306b\u306fffmpeg\u3088\u308a\u3082\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u5206\u304b\u308a\u3084\u3059\u304f\u7d30\u304b\u304f\u8a2d\u5b9a\u3067\u304d\u308bQSVEnc\u306e\u307b\u3046\u3092\u79c1\u3082\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002
\n<\/ins><\/p>\n
\u56de\u907f\u7b56<\/h4>\n
ffmpeg\u306b\u3088\u308bQSV\u30a8\u30f3\u30b3\u30fc\u30c9\u306b\u3064\u3044\u3066\u306f\u8ae6\u3081\u3066\u5225\u9014QSVEncC<\/a>\u3092\u4f7f\u3046\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n
QSVEncC\u306fDirectShow\u30d5\u30a3\u30eb\u30bf\u3092\u76f4\u63a5\u5165\u529b\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u304c\u3001ffmpeg\u7d4c\u7531\u3067\u30d1\u30a4\u30d7\u3092\u4f7f\u3044\u30c7\u30fc\u30bf\u3092\u6d41\u3057\u3066\u3084\u308b\u3053\u3068\u3067\u3001QSVEncC\u306b\u3088\u308b\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0H264\u30a8\u30f3\u30b3\u30fc\u30c9\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u5177\u4f53\u7684\u306a\u30b3\u30de\u30f3\u30c9\u306f\u4ee5\u4e0b\u306e\u69d8\u306a\u611f\u3058\u3067\u3059\u3002<\/p>\n
\r\nffmpeg -rtbufsize 256MB ^\r\n-f dshow -s 1920x1080 ^\r\n-r 29.97 -vsync cfr ^\r\n-video_pin_name 0 ^\r\n-audio_pin_name 1 ^\r\n-i video="SKNET MonsterX3 HD Capture (Path 0)"^\r\n:audio="SKNET MonsterX3 HD Capture (Path 0)" ^\r\n-acodec aac output.aac ^\r\n-s 1280x720 -r 29.97 -pix_fmt yuv420p -f yuv4mpegpipe - | ^\r\nQSVencC --y4m --quality best -i - -o output.mp4\r\n\r\nmuxer -i output.mp4?fps=2997\/100 -i output.aac -o output.m4v\r\n<\/pre>\n
\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30a8\u30f3\u30b3\u30fc\u30c9\u7d42\u4e86\u5f8c\u306b\u5225\u9014L-SMASH<\/a>\u306emuxer.exe\u3092\u4f7f\u7528\u3057\u3066mux\u3057\u3066\u304a\u308a\u3001\u3053\u306e\u5206\u8ffd\u52a0\u306e\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002
\n30\u5206\u306e\u756a\u7d44\u306e\u5834\u5408\u6570\u79d2\u3067\u51e6\u7406\u304c\u7d42\u308f\u308b\u305f\u3081\u307e\u3041\u3088\u3044\u304b\u306a\u3068\u3002<\/p>\n
\u307e\u305f\u3001\u5225\u9014mux\u3059\u308b\u305f\u3081\u97f3\u30ba\u30ec\u306e\u5fc3\u914d\u304c\u3042\u308a\u307e\u3057\u305f\u304c\u300130\u5206\u306e\u53d6\u308a\u8fbc\u307f\u3067\u3044\u304f\u3064\u304b\u30c6\u30b9\u30c8\u3057\u305f\u3068\u3053\u308d\u7279\u306b\u97f3\u30ba\u30ec\u304c\u6c17\u306b\u306a\u308b\u5834\u9762\u306f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002
\n\u3053\u308c\u306f\u30ad\u30e3\u30d7\u30c1\u30e3\u306b\u5c02\u7528\u306ePC\u3092\u4f7f\u3063\u3066\u308b\u304b\u3089\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002
\n\u4ed6\u306e\u51e6\u7406\u306e\u5f71\u97ff\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u304c\u9593\u306b\u5408\u308f\u306a\u304f\u306a\u3063\u3066\u30d5\u30ec\u30fc\u30e0\u304c\u30c9\u30ed\u30c3\u30d7\u3057\u3066\u3057\u307e\u3063\u305f\u3068\u304d\u306b\u3069\u3046\u306a\u308b\u304b\u306f\u4e0d\u660e\u3067\u3059\u3002<\/p>\n
\u5b9f\u306f\u3053\u306e\u307e\u307e\u3060\u3068\u5ef6\u3005\u3068\u30ad\u30e3\u30d7\u30c1\u30e3\u304c\u7d9a\u3044\u3066\u3057\u307e\u3046\u306e\u3067\u3001\u518d\u751f\u6642\u9593\u304c\u904e\u304e\u305f\u30bf\u30a4\u30df\u30f3\u30b0\u3067ffmpeg\u3092kill\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002
\n\u3053\u306e\u8fba\u308a\u306f\u81ea\u4f5c\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u81ea\u52d5\u7684\u306b\u3084\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n
ffmpeg\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3067duration\u3092\u6307\u5b9a\u3059\u308c\u3070kill\u3059\u308b\u5fc5\u8981\u306f\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u518d\u751f\u6642\u9593\u3082\u6587\u5b57\u8a8d\u8b58\u3067\u5224\u5b9a\u3057\u3066\u3044\u308b\u305f\u3081\u8aa4\u3063\u305f\u518d\u751f\u6642\u9593\u3092duration\u306b\u6307\u5b9a\u3057\u3066\u3057\u307e\u3063\u305f\u5834\u5408\u3001\u30ad\u30e3\u30d7\u30c1\u30e3\u4e2d\u306b\u5f8c\u304b\u3089\u5909\u66f4\u3059\u308b\u65b9\u6cd5\u306f\u591a\u5206\u306a\u3044\u306e\u3067\u3053\u306e\u3088\u3046\u306a\u65b9\u5f0f\u306b\u3057\u3066\u3044\u307e\u3059\u3002
\n\u307e\u3041\u518d\u751f\u6642\u9593\u306e\u5224\u5b9a\u306f0-9\u306e\u6587\u5b57\u3057\u304b\u51fa\u73fe\u3057\u306a\u3044\u305f\u3081\u307b\u307c100%\u306e\u7cbe\u5ea6\u306a\u306e\u3067\u3059\u304c\u4e00\u5fdc\u5ff5\u306e\u305f\u3081\u3002<\/p>\n
ffmpeg\u3060\u3051\u3067QSV\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3066\u305f\u6642\u3088\u308a\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5c11\u3057\u5c0f\u3055\u304f\u306a\u308a\u3064\u3064<\/del>\u683c\u6bb5\u306b\u753b\u8cea\u304c\u4e0a\u304c\u3063\u305f\u306e\u306f\u5b09\u3057\u3044\u8aa4\u7b97\u3067\u3057\u305f\u3002
\n\u7279\u306b\u52d5\u304d\u306e\u3042\u308b\u5834\u9762\u306e\u753b\u8cea\u306e\u5411\u4e0a\u304c\u9855\u8457\u3067\u3059\u3002
\n\u4e0a\u306e\u4f8b\u3067\u306fQSVEncC\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u54c1\u8cea\u3092best\u306b\u3057\u3066\u307e\u3059\u304c\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u306ebalance\u3067\u3082\u305d\u3046\u3067\u3057\u305f\u3002(\u3082\u3061\u308d\u3093best\u306e\u307b\u3046\u304c\u3088\u308a\u826f\u3044\u3067\u3059\u3002)
\nQSVEncC\u3059\u3054\u3044\u2026<\/p>\n
\u8ffd\u8a18
\n\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30b9\u304c\u5c0f\u3055\u304f\u306a\u3063\u305f\u306e\u306f\u305f\u307e\u305f\u307e\u3067\u3057\u305f\u3002
\n\u4eca\u56de\u306e\u5834\u5408ffmpeg\u3067\u306fVBR\u3092\u3001QSVEncC\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306eCQP\u3092\u4f7f\u3063\u3066\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002
\n\u3064\u307e\u308aQSVEncC\u3067\u306f\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u3092\u6307\u5b9a\u3057\u3066\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u51fa\u529b\u3055\u308c\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u30b5\u30a4\u30ba\u306f\u6620\u50cf\u30bd\u30fc\u30b9\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u3059\u3002
\n(VBR\u3067\u3082\u305d\u3046\u3044\u3046\u50be\u5411\u306f\u5f53\u7136\u3042\u308a\u307e\u3059\u304cCQP\u307b\u3069\u5f71\u97ff\u306f\u5927\u304d\u304f\u306a\u3044\u3088\u3046\u3067\u3059\u3002)
\n\u79c1\u304c\u8a66\u3057\u305f\u9650\u308a\u3067\u306f\u3001\u6b62\u3081\u753b\u304c\u591a\u3081\u306e\u30a2\u30cb\u30e1\u306a\u3069\u5727\u7e2e\u304c\u52b9\u304d\u3084\u3059\u3044\u30bd\u30fc\u30b9\u3067\u306fVBR\u306e\u5834\u5408\u3068\u6bd4\u3079\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u304c\u5c0f\u3055\u304f\u306a\u308a\u3001\u52d5\u304d\u306e\u591a\u3044\u5b9f\u5199\u6620\u50cf\u306a\u3069\u3067\u306fVBR\u306e\u5834\u5408\u3088\u308a2\u500d\u304f\u3089\u3044\u5927\u304d\u304f\u306a\u308a\u307e\u3057\u305f\u3002
\n<\/ins><\/p>\n
\u8ffd\u8a18
\n\u4eca\u306fQSVEncC\u306eCQP\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u54c1\u8cea\u5024\u3088\u308a\u5c11\u3057\u4e0b\u3052\u3066I:25, P:27, B:30\u3067\u904b\u7528\u3057\u3066\u3044\u307e\u3059\u3002
\n\u3053\u308c\u3060\u3068\u305d\u3053\u305d\u3053\u306e\u54c1\u8cea\u3067\u304a\u304a\u3080\u306dVBR 2Mbps\u306e\u5834\u5408\u3088\u308a\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002
\n\uff08\u4e3b\u306b\u30a2\u30cb\u30e1\u3067\u78ba\u8a8d\uff09
\n<\/ins><\/p>\n
\u52d5\u304d\u306e\u3042\u308b\u5834\u9762\u306e\u4f8b\u3002\u5de6: ffmpeg, \u53f3: QSVEncC(best)
\n\"ffmpeg_qsvencc_diff\"<\/p>\n
\u8ffd\u8a18
\n\u3053\u308c\u3082ffmpeg\u3068QSVEncC\u306e\u6bd4\u8f03\u3068\u3044\u3046\u3088\u308a\u306f\u3001QSV\u306eVBR 2Mbps\u3068CQP I:24 P:26 B:27(QSVEncC\u306e\u30c7\u30d5\u30a9\u30eb\u30c8)\u306e\u6bd4\u8f03\u3068\u3044\u3046\u65b9\u304c\u9069\u5207\u3067\u3057\u3087\u3046\u3002
\n<\/ins><\/p>\n
ffmpeg\u3067\u3082\u8272\u3005\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3059\u308c\u3070\u540c\u3058\u753b\u8cea\u306b\u3067\u304d\u308b\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002
\n\u305f\u3060\u3001ffmpeg\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u7d50\u69cb\u8b0e\u3044\u306e\u3067\u2026
\n\u305d\u308c\u306b\u30bd\u30fc\u30b9\u3092\u898b\u305f\u4eca\u3068\u306a\u3063\u3066\u306f\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u6307\u5b9a\u3057\u3066\u3082\u3061\u3083\u3093\u3068\u52d5\u3044\u3066\u304f\u308c\u308b\u304b\u7591\u308f\u3057\u3044\u2026<\/p>\n","protected":false},"author":1,"featured_media":4223,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[554,555,556],"class_list":["post-4212","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-ffmpeg","tag-qsv","tag-qsvencc"],"_links":{"self":[{"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/posts\/4212","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/comments?post=4212"}],"version-history":[{"count":0,"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/posts\/4212\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/media\/4223"}],"wp:attachment":[{"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/media?parent=4212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/categories?post=4212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/peta.okechan.net\/blog\/wp-json\/wp\/v2\/tags?post=4212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}