{"id":1088,"date":"2024-05-30T12:39:30","date_gmt":"2024-05-30T04:39:30","guid":{"rendered":"https:\/\/www.0moon.com\/?p=1088"},"modified":"2024-05-30T15:11:36","modified_gmt":"2024-05-30T07:11:36","slug":"ffmpeg-ming-ling-hang-ba-5-1-sheng-dao-shi-pin-zhuan-2","status":"publish","type":"post","link":"https:\/\/www.0moon.com\/?p=1088","title":{"rendered":"ffmpeg\u547d\u4ee4\u884c\u628a5.1\u58f0\u9053\u89c6\u9891\u8f6c2.0\u58f0\u9053"},"content":{"rendered":"\n
for %G in (*.mkv) do ffmpeg -i \"%~G\" -map 0:v -map 0:a -map 0:s? -ac 2 -y \"%~nG\u7acb\u4f53\u58f0.mkv\"<\/code><\/pre>\n\n\n\n\u547d\u4ee4\u8bf4\u660e\uff1a<\/p>\n\n\n\n
-i input_video.mkv<\/code>\uff1a\u6307\u5b9a\u8f93\u5165\u6587\u4ef6\u3002<\/li>
-map 0:v<\/code>\uff1a\u6620\u5c04\u89c6\u9891\u6587\u4ef6\u4e2d\u7684\u89c6\u9891\u8f68\uff080:v<\/code>\u8868\u793a\u89c6\u9891\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u89c6\u9891\u6d41\uff09\u3002<\/li>
-map 0:a<\/code>\uff1a\u6620\u5c04\u89c6\u9891\u6587\u4ef6\u4e2d\u7684\u97f3\u9891\u8f68\uff080:a<\/code>\u8868\u793a\u89c6\u9891\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u97f3\u9891\u6d41\uff0c0\u5f00\u59cb\u8ba1\u6570\uff0c\u5982\u679c\u53ea\u60f3\u8981\u5176\u4e2d\u7b2c\u4e8c\u4e2a\u97f3\u8f68\uff0c\u53ef\u4ee5\u4f7f\u7528-map 0:a:1\uff09\u3002<\/li>
-map 0:s?\uff1a\u6620\u5c04\u5b57\u5e55\u8f68\uff0c\u5176\u4e2d?\u7528\u4e8e\u786e\u4fdd\u6ca1\u6709\u5b57\u5e55\u65f6\u4e0d\u4f1a\u51fa\u9519<\/li>
-ac 2<\/code>\uff1a\u8bbe\u7f6e\u97f3\u9891\u901a\u9053\u6570\u4e3a2\uff0c\u5b9e\u73b0\u4ece5.1\u58f0\u9053\u52302.0\u7acb\u4f53\u58f0\u7684\u8f6c\u6362\u3002<\/li>
output_video.mkv<\/code>\uff1a\u6307\u5b9a\u8f93\u51fa\u6587\u4ef6\uff0c\u5728\u547d\u4ee4\u6700\u540e\u3002<\/li>
\u793a\u4f8b\u4e2d\u6587\u4ef6\u540d\u8868\u793a\u5f53\u524d\u76ee\u5f55\u6240\u6709\u7b26\u5408\u7684\u540e\u7f00\u5168\u90e8\u8f6c\u6362\uff0c\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u6c42\u4fee\u6539<\/li><\/ul>\n\n\n\n<\/p>\n\n\n\n
\u5f53\u7136\uff0c\u4e5f\u6709\u5927\u4f6c\u6839\u636e\u5b9e\u9645\u58f0\u9053\u7cfb\u6570\u7ed9\u51fa\u4e86\u8be6\u7ec6\u7684\u8fd0\u7b97\u8f6c\u6362\uff08https:\/\/lacozzi.blogspot.com\/2017\/04\/how-to-sum-5.1-to-stereo.html\uff09<\/p>\n\n\n\n
\u8f6c\u8f7d\u5982\u4e0b\uff1a<\/p>\n\n\n\n
ffmpeg -i \u4f86\u6e90\u5f71\u7247\u6a94\u540d(\u542b\u526f\u6a94\u540d) -c:v copy -af \"pan=stereo|c0 = 1FL + 0.5FC + 0.6BL|c1 = 1FR + 0.5FC + 0.6BR\" \u8f38\u51fa\u5f71\u7247\u6a94\u540d(\u542b\u526f\u6a94\u540d)\u547d\u4ee4\u5f0f\u975e\u5e38\u7c21\u55ae(\u76f8\u5c0d\u65bc\u53e6\u5916\u4e00\u7bc7\u5728\u8b1b\u53d6\u4ee3\u5f71\u7247\u8072\u97f3\u7684\u6279\u6b21\u547d\u4ee4...)\n<\/code><\/pre>\n\n\n\n\u5176\u4e2dc0 = 1FL + 0.5FC + 0.6BL\uff0c\u548cc1 = 1FR + 0.5FC + 0.6BR\u662f\u5de6\u8072\u9053(c0)\u548c\u53f3\u8072\u9053(c1)\u7684\u4fc2\u6578\u548c\u904b\u7b97\u5f0f\u3002\u5728\u76ee\u524d\u7684\u4fc2\u6578\u4e2d\u8868\u793a”\u65b0\u7684\u5de6\u8072\u9053”\u7684\u8072\u97f3\u4f86\u81ea”1\u4efd\u5de6\u524d\u8072\u9053 + 0.5\u4efd\u4e2d\u9593\u8072\u9053 + 0.6\u4efd\u5de6\u5f8c\u8072\u9053”\u7684\u7d44\u5408\u3002\u53f3\u8072\u9053\u4fc2\u6578\u76f8\u540c\u3002<\/p>\n\n\n\n
\u4fc2\u6578\u4e0d\u662f\u7d55\u5c0d\uff0c\u9019\u500b\u4f8b\u5b50\u53ea\u662f\u5176\u4e2d\u4e00\u7d44\u5e38\u7528\u7684\u4fc2\u6578\uff0c\u8acb\u4f9d\u7167\u5be6\u969b\u60c5\u6cc1\u8abf\u6574\u3002<\/p>\n\n\n\n
ffmpeg -i 00083.mts -c:v copy -af \"pan=stereo|c0 = 1FL + 0.5FC + 0.6BL|c1 = 1FR + 0.5FC + 0.6BR\" 00083st.mts\u6240\u4ee5\u5982\u679c\u4ee500083.mts\u70ba\u4f86\u6e90\uff0c\u8f38\u51fa\u5f71\u7247\u70ba00083st.mts\u7684\u8a71\uff0c\u547d\u4ee4\u5f0f\u6703\u9577\u9019\u6a23\uff1a\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u547d\u4ee4\u8bf4\u660e\uff1a -i input_video.mkv\uff1a\u6307\u5b9a\u8f93\u5165\u6587\u4ef6\u3002 -map 0:v\uff1a\u6620\u5c04\u89c6\u9891\u6587\u4ef6\u4e2d\u7684\u89c6\u9891\u8f68\uff080 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[87],"tags":[89,92,91],"class_list":["post-1088","post","type-post","status-publish","format-standard","hentry","category-hifi","tag-ffmpeg","tag-xia-hun","tag-sheng-dao-zhuan-huan"],"_links":{"self":[{"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/posts\/1088","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.0moon.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1088"}],"version-history":[{"count":3,"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/posts\/1088\/revisions"}],"predecessor-version":[{"id":1094,"href":"https:\/\/www.0moon.com\/index.php?rest_route=\/wp\/v2\/posts\/1088\/revisions\/1094"}],"wp:attachment":[{"href":"https:\/\/www.0moon.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.0moon.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.0moon.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}