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<\/p>\n<p>\u4e94\u3001\u4f34\u97f3\uff1a\u97f3\u9891\u4fe1\u53f7\u7684\u9891\u7387\u8303\u56f4\u4e00\u822c\u4e3a20Hz\uff0d20KHz\uff0c\u5176\u9891\u5e26\u6bd4\u56fe\u50cf\u4fe1\u53f7\u7a84\u5f97\u591a\u3002\u7535\u89c6\u7684\u4f34\u97f3\u8981\u6c42\u4e0e\u56fe\u50cf\u540c\u6b65\uff0c\u800c\u4e14\u4e0d\u80fd\u6df7\u8fed\u3002\u56e0\u6b64\u4e00\u822c\u628a\u4f34\u97f3\u4fe1\u53f7\u653e\u7f6e\u5728\u56fe\u50cf\u9891\u5e26\u4ee5\u5916\uff0c\u653e\u7f6e\u7684\u9891\u7387\u70b9\u79f0\u4e3a\u58f0\u97f3\u8f7d\u9891\uff0c\u6211\u56fd\u7535\u89c6\u4fe1\u53f7\u7684\u58f0\u97f3\u8f7d\u9891\u4e3a6.5MHz\uff0c\u4f34\u97f3\u8d28\u91cf\u4e3a\u5355\u58f0\u9053\u8c03\u9891\u5e7f\u64ad <\/p>\n<p>\u5f69\u8272\u7535\u89c6\u4fe1\u53f7 <\/p>\n<p>\u4e00\u3001 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<\/p>\n<p>\u4e8c\u3001\u517c\u5bb9\u7684\u5b9e\u73b0\uff1a <\/p>\n<p>1. \u5728\u5f69\u8272\u7535\u89c6\u4fe1\u53f7\u4e2d\u9996\u5148\u5fc5\u987b\u4f7f\u4eae\u5ea6\u548c\u8272\u5ea6\u4fe1\u53f7\u5206\u5f00\u4f20\u9001\uff0c\u4ee5\u4fbf\u4f7f\u9ed1\u767d\u7535\u89c6\u548c\u5f69\u8272\u7535\u89c6\u80fd\u591f\u5206\u522b\u91cd\u73b0\u9ed1\u767d\u548c\u5f69\u8272\u56fe\u50cf\u3002\u7528YUV\u7a7a\u95f4\u8868\u793a\u6cd5\u5c31\u80fd\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002\u91c7\u7528 YUV\u7a7a\u95f4\u8fd8\u53ef\u4ee5\u5145\u5206\u5229\u7528\u4eba\u773c\u5bf9\u4eae\u5ea6\u7ec6\u8282\u654f\u611f\u800c\u5bf9\u5f69\u8272\u7ec6\u8282\u8fdf\u949d\u7684\u89c6\u89c9\u7279\u6027\uff0c\u5927\u5927\u538b\u7f29\u8272\u5ea6\u4fe1\u53f7\u7684\u5e26\u5bbd\u3002\u6211\u56fd\u89c4\u5b9a\u7684\u4eae\u5ea6\u4fe1\u53f7\u5e26\u5bbd\u4e3a6MHz\uff0c\u800c\u8272\u5ea6\u4fe1\u53f7U\u3001V \u7684\u5e26\u5bbd\u5206\u522b\u4ec5\u4e3a1.3MHz\u3002\u8272\u5ea6\u4fe1\u53f7\u7684\u9ad8\u9891\u5206\u91cf\u51e0\u4e4e\u90fd\u88ab\u538b\u7f29\u6389\u4e86\uff0c\u5982\u679c\u4ec5\u9760\u4e24\u4e2a1.3MHz\u7684\u8272\u4fe1\u53f7\u6765\u53cd\u6620\u56fe\u50cf\u7ec6\u8282\u5c06\u4f1a\u4f7f\u56fe\u50cf\u6a21\u7cca\uff0c\u754c\u9650\u4e0d\u6e05\u695a\u3002\u5b9e\u9645\u4e0a \u7531\u4e8e\u4eae\u5ea6\u4fe1\u53f7\u5177\u67096MHz\u7684\u5e26\u5bbd\uff0c\u5176\u7ec6\u8282\u662f\u5f88\u6e05\u6670\u7684\uff0c\u7528\u5b83\u5b8c\u5168\u53ef\u4ee5\u8865\u507f\u8272\u5ea6\u4fe1\u53f7\u7f3a\u5c11\u9ad8\u9891\u5206\u91cf\u7684\u7f3a\u9677\u3002\u8fd9\u79cd\u7528\u4eae\u5ea6\u4fe1\u53f7\u6765\u8865\u507f\u8272\u5ea6\u4fe1\u53f7\u9ad8\u9891\u4e0d\u8db3\u7684\u65b9\u6cd5\u79f0\u4e3a\u9ad8\u9891 \u6df7\u5408\u6cd5\uff0c \u5b83\u7c7b\u4f3c\u4e8e\u5927\u9762\u79ef\u7740\u8272\u539f\u7406\uff0c\u56fe\u50cf\u7ec6\u8282\u5b8c\u5168\u4f9d\u9760\u9ed1\u767d\u7ec6\u8282\u6765\u6ee1\u8db3\u3002 <\/p>\n<p>2. \u5c3d\u91cf\u538b\u7f29\u5f69\u8272\u7535\u89c6\u4fe1\u53f7\u7684\u9891\u5e26\u5bbd\u5ea6\uff0c\u4f7f\u5176\u4e0e\u9ed1\u767d\u7535\u89c6\u4fe1\u53f7\u7684\u5e26\u5bbd\u76f8\u540c\u3002\u4e3a\u4e86\u89e3\u51b3\u4fe1\u53f7\u9891\u5e26\u7684\u517c\u5bb9\u95ee\u9898\uff0c\u91c7\u7528\u9891\u8c31\u4ea4\u9519\u7684\u65b9\u6cd5\uff0c\u628a\u4e24\u4e2a1.3MHz\u7684\u8272\u5ea6\u4fe1\u53f7\u9891\u8c31\u95f4 \u63d2\u5728\u4eae\u5ea6\u4fe1\u53f7\u9891\u8c31\u7684\u9ad8\u7aef\uff0c\u8fd9\u662f\u56e0\u4e3a\u4eae\u5ea6\u4fe1\u53f7\u7684\u9891\u8c31\u9ad8\u7aef\u4fe1\u53f7\u8f83\u5f31\uff0c\u800c\u4e14\u95f4\u9694\u8f83\u5927\u3002\u8fd9\u6837\u65e2\u4e0d\u589e\u52a06MHz\u7684\u5e26\u5bbd\uff0c\u53c8\u4e0d\u4f1a\u5f15\u8d77\u4eae\u5ea6\u548c\u8272\u5ea6\u4fe1\u53f7\u7684\u6df7\u4e71\uff0c\u800c\u4e14\u4e5f\u4e0d\u4f1a \u4e0e\u4f34\u97f3\u4fe1\u53f7\u6df7\u53e0\u3002 <\/p>\n<p>3. \u9664\u4e86\u65b0\u8bbe\u7f6e\u7684\u8272\u540c\u6b65\u4fe1\u53f7\u4ee5\u5916\uff0c\u5e94\u91c7\u7528\u4e0e\u9ed1\u767d\u7535\u89c6\u4fe1\u53f7\u5b8c\u5168\u4e00\u81f4\u7684\u884c\u3001\u573a\u626b\u63cf\u4ee5\u53ca\u6d88\u9690\u3001\u540c\u6b65\u7b49\u63a7\u5236\u4fe1\u53f7\u3002\u8272\u5ea6\u7684\u540c\u6b65\u4fe1\u53f7\u662f\u53e0\u52a0\u5728\u884c\u6d88\u9690\u8109\u51b2\u4e4b\u4e0a\uff0c\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1 \u5f69\u8272\u7535\u89c6\u4e0e\u9ed1\u767d\u7535\u89c6\u7684\u626b\u63cf\u548c\u540c\u6b65\u5b8c\u5168\u4e00\u81f4\u3002\u9ed1\u767d\u7535\u89c6\u5728\u63a5\u6536\u5230\u5f69\u8272\u5168\u7535\u89c6\u4fe1\u53f7\u4ee5\u540e\uff0c\u53ef\u4ece\u4e2d\u83b7\u53d6\u9ed1\u767d\u7535\u89c6\u4fe1\u53f7\uff0c\u5b9e\u73b0\u5f69\u8272\u7535\u89c6\u4e0e\u9ed1\u767d\u7535\u89c6\u7684\u517c\u5bb9\u3002\n<\/p><\/div>\n<div class=\"t_msgfont\">\n<div class=\"t_msgfont\">\n   \u6570\u5b57\u89c6\u9891\u7684\u57fa\u672c\u6982\u5ff5\uff08\u4e8c\uff09 <\/p>\n<p>\u5f69\u8272\u7535\u89c6\u7684\u5236\u5f0f<br \/>\n  <br \/>\u7535 \u89c6\u4fe1\u53f7\u7684\u6807\u51c6\u4e5f\u79f0\u4e3a\u7535\u89c6\u7684\u5236\u5f0f\u3002\u76ee\u524d\u5404\u56fd\u7684\u7535\u89c6\u5236\u5f0f\u4e0d\u5c3d\u76f8\u540c\uff0c\u5236\u5f0f\u7684\u533a\u5206\u4e3b\u8981\u5728\u4e8e\u5176\u5e27\u9891\uff08\u573a\u9891\uff09\u7684\u4e0d\u540c\u3001\u5206\u89e3\u7387\u7684\u4e0d\u540c\u3001\u4fe1\u53f7\u5e26\u5bbd\u4ee5\u53ca\u8f7d\u9891\u7684\u4e0d\u540c\u3001\u8272\u5f69\u7a7a\u95f4 \u7684\u8f6c\u6362\u5173\u7cfb\u4e0d\u540c\u7b49\u7b49\u3002\u4e16\u754c\u4e0a\u73b0\u884c\u7684\u5f69\u8272\u7535\u89c6\u5236\u5f0f\u6709\u4e09\u79cd\uff1aNTSC\uff08National Television System Committee\uff09\u5236\uff08\u7b80\u79f0N\u5236\uff09\u3001PAL\uff08Phase Alternation Line\uff09\u5236\u548cSECAM\u5236\u3002 <\/p>\n<p>\u5f69\u8272\u7535\u89c6\u56fd\u9645\u5236\u5f0f <\/p>\n<p>TV\u5236\u5f0f<br \/>\n  <br \/>NTSC\uff0dM<br \/>\n  <br \/>PAL\uff0dD<br \/>\n  <br \/>SECAM <\/p>\n<p>\u5e27\u9891\uff08Hz\uff09<br \/>\n  <br \/>30<br \/>\n  <br \/>25<br \/>\n  <br \/>25 <\/p>\n<p>\u884c \/ \u5e27<br \/>\n  <br \/>525<br \/>\n  <br \/>625<br \/>\n  <br \/>625 <\/p>\n<p>\u4eae\u5ea6\u5e26\u5bbd\uff08MHz\uff09<br \/>\n  <br \/>4.2<br \/>\n  <br \/>6.0<br \/>\n  <br \/>6.0 <\/p>\n<p>\u5f69\u8272\u5e45\u8f7d\u6ce2\uff08MHz\uff09<br \/>\n  <br \/>3.58<br \/>\n  <br \/>4.43<br \/>\n  <br \/>4.25 <\/p>\n<p>\u8272\u5ea6\u5e26\u5bbd\uff08MHz\uff09<br \/>\n  <br \/>1.3(I)\uff0c0.6(Q)<br \/>\n  <br \/>1.3(U)\uff0c1.3(V)<br \/>\n  <br \/>&gt;1.0(U)\uff0c&gt;1.0(V) <\/p>\n<p>\u58f0\u97f3\u8f7d\u6ce2\uff08MHz\uff09<br \/>\n  <br \/>4.5<br \/>\n  <br \/>6.5<br \/>\n  <br \/>6.5 <\/p>\n<p>\u4e00\u3001NTSC\u5236\u5f0f\uff1a\u5b83\u662f1952\u5e74\u7531\u7f8e\u56fd\u56fd\u5bb6\u7535\u89c6\u6807\u51c6\u59d4\u5458\u4f1a\u6307\u5b9a\u7684\u5f69\u8272\u7535\u89c6\u5e7f\u64ad\u6807\u51c6\uff0c\u5b83\u91c7\u7528\u6b63\u4ea4\u5e73\u8861\u8c03\u5e45\u7684\u6280\u672f\u65b9\u5f0f\uff0c\u6545\u4e5f\u79f0\u4e3a\u6b63\u4ea4\u5e73\u8861\u8c03\u5e45\u5236\u3002\u7f8e\u56fd\u3001\u52a0\u62ff\u5927\u7b49\u5927\u90e8\u5206\u897f\u534a\u7403\u56fd\u5bb6\u4ee5\u53ca\u4e2d\u56fd\u7684\u53f0\u6e7e\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u83f2\u5f8b\u5bbe\u7b49\u5747\u91c7\u7528\u8fd9\u79cd\u5236\u5f0f\u3002 <\/p>\n<p>\u4e8c\u3001 PAL\u5236\u5f0f\uff1a\u5b83\u662f\u897f\u5fb7\u57281962\u5e74\u6307\u5b9a\u7684\u5f69\u8272\u7535\u89c6\u5e7f\u64ad\u6807\u51c6\uff0c\u5b83\u91c7\u7528\u9010\u884c\u5012\u76f8\u6b63\u4ea4\u5e73\u8861\u8c03\u5e45\u7684\u6280\u672f\u65b9\u6cd5\uff0c\u514b\u670d\u4e86NTSC\u5236\u76f8\u4f4d\u654f\u611f\u9020\u6210\u8272\u5f69\u5931\u771f\u7684\u7f3a\u70b9\u3002\u897f\u5fb7\u3001 \u82f1\u56fd\u7b49\u4e00\u4e9b\u897f\u6b27\u56fd\u5bb6\uff0c\u65b0\u52a0\u5761\u3001\u4e2d\u56fd\u5927\u9646\u53ca\u9999\u6e2f\uff0c\u6fb3\u5927\u5229\u4e9a\u3001\u65b0\u897f\u5170\u7b49\u56fd\u5bb6\u91c7\u7528\u8fd9\u79cd\u5236\u5f0f\u3002PAL\u5236\u5f0f\u4e2d\u6839\u636e\u4e0d\u540c\u7684\u53c2\u6570\u7ec6\u8282\uff0c\u53c8\u53ef\u4ee5\u8fdb\u4e00\u6b65\u5212\u5206\u4e3aG\u3001I\u3001D\u7b49\u5236 \u5f0f\uff0c\u5176\u4e2dPAL\uff0dD\u5236\u662f\u6211\u56fd\u5927\u9646\u91c7\u7528\u7684\u5236\u5f0f\u3002 <\/p>\n<p>\u4e09\u3001SECAM\u5236\u5f0f\uff1aSECAM\u662f\u6cd5\u6587\u7684\u7f29\u5199\uff0c\u610f\u4e3a\u987a\u5e8f\u4f20\u9001\u5f69\u8272\u4fe1\u53f7\u4e0e\u5b58\u50a8\u6062\u590d\u5f69\u8272\u4fe1\u53f7\u5236\uff0c \u662f\u7531\u6cd5\u56fd\u57281956\u5e74\u63d0\u51fa\uff0c1966\u5e74\u5236\u5b9a\u7684\u4e00\u79cd\u65b0\u7684\u5f69\u8272\u7535\u89c6\u5236\u5f0f\u3002\u5b83\u4e5f\u514b\u670d\u4e86NTSC\u5236\u5f0f\u76f8\u4f4d\u5931\u771f\u7684\u7f3a\u70b9\uff0c\u4f46\u91c7\u7528\u65f6\u95f4\u5206\u9694\u6cd5\u6765\u4f20\u9001\u4e24\u4e2a\u8272\u5dee\u4fe1\u53f7\u3002\u4f7f\u7528 SECAM\u5236\u7684\u56fd\u5bb6\u4e3b\u8981\u96c6\u4e2d\u5728\u6cd5\u56fd\u3001\u4e1c\u6b27\u548c\u4e2d\u4e1c\u4e00\u5e26\u3002<br \/>\n  <br \/>\u4e3a\u4e86\u63a5\u6536\u548c\u5904\u7406\u4e0d\u540c\u5236\u5f0f\u7684\u7535\u89c6\u4fe1\u53f7\uff0c\u4e5f\u5c31\u53d1\u5c55\u4e86\u4e0d\u540c\u5236\u5f0f\u7684\u7535\u89c6\u63a5\u6536\u673a\u548c\u5f55\u50cf\u673a\u3002 <\/p>\n<p>\u7535\u89c6\u63a5\u6536\u673a\u7684\u8f93\u5165\u8f93\u51fa\u4fe1\u53f7 <\/p>\n<p>\u7535\u89c6\u9891\u9053\u4f20\u9001\u7684\u7535\u89c6\u4fe1\u53f7\u4e3b\u8981\u5305\u62ec\u4e94\u79cd\u6210\u5206\uff1a\u4eae\u5ea6\u4fe1\u53f7\u3001\u8272\u5ea6\u4fe1\u53f7\u3001\u8272\u540c\u6b65\u4fe1\u53f7\u3001\u590d\u5408\u540c\u6b65\u4fe1\u53f7\u548c\u4f34\u97f3\u4fe1\u53f7\uff0c\u8fd9\u4e9b\u4fe1\u53f7\u6216\u8005\u53ef\u901a\u8fc7\u9891\u7387\u57df\uff0c\u6216\u8005\u53ef\u901a\u8fc7\u65f6\u95f4\u57df\u76f8\u4e92 \u5206\u79bb\u51fa\u6765\u3002\u7535\u89c6\u63a5\u6536\u673a\u662f\u80fd\u591f\u5c06\u6240\u63a5\u6536\u5230\u7684\u9ad8\u9891\u7535\u89c6\u4fe1\u53f7\u8fd8\u539f\u6210\u89c6\u9891\u4fe1\u53f7\u548c\u4f4e\u9891\u4f34\u97f3\u4fe1\u53f7\uff0c\u5e76\u80fd\u591f\u5728\u5176\u8367\u5149\u5c4f\u4e0a\u91cd\u73b0\u56fe\u50cf\uff0c\u5728\u5176\u626c\u58f0\u5668\u4e0a\u91cd\u73b0\u4f34\u97f3\u7684\u7535\u5b50\u8bbe\u5907\u3002\u6839\u636e 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\/>\u8fd9\u4e00\u822c\u6307\u5de5\u4e1a\u3001\u6587\u6559\u3001\u536b\u751f\u7b49\u65b9\u9762\u4f7f\u7528\u7684\u5f55\u50cf\u673a\uff0c\u5176\u89c6\u9891\u4fe1\u53f7\u7684\u6c34\u5e73\u5206\u89e3\u7387\u53ef\u8fbe250\u4ee5\u4e0a\u3002\u9664\u4e86\u5177\u6709\u4fe1\u53f7\u7684\u8bb0\u5f55\u548c\u91cd\u653e\u529f\u80fd\u4ee5\u5916\uff0c\u5b83\u8fd8\u5177\u6709\u7f16\u8f91\u7b49\u529f\u80fd\uff0c\u4ef7\u683c\u662f \u5bb6\u7528\u5f55\u50cf\u673a\u7684\u5341\u500d\u5de6\u53f3\u3002\u8fd9\u662f\u76ee\u524d\u5236\u4f5c\u7535\u89c6\u6216\u5f55\u50cf\u8282\u76ee\u65f6\u5927\u91cf\u4f7f\u7528\u7684\u673a\u79cd\u3002\u5982JVC\u516c\u53f8\u63a8\u51fa\u7684Super-VHS\u5f55\u50cf\u673a\uff0c\u5176\u78c1\u5e26\u7684\u683c\u5f0f\u4e3aS\uff0dVHS\uff0c\u6c34\u5e73\u5206\u89e3 \u7387\u9ad8\u8fbe400\u7ebf\uff0c\u5b83\u91c7\u7528\u4e24\u5206\u91cf\u89c6\u9891\uff08S\uff0dVideo\uff09\u7684\u683c\u5f0f\u8fdb\u884c\u8bb0\u5f55\u548c\u8f93\u5165\u8f93\u51fa\u3002 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\u91cf\u7684\uff0c\u4e00\u822c\u89c6\u9891\u5e26\u5bbd\u53ef\u9ad8\u8fbe5MHz\uff0c\u76f8\u5f53\u4e8e400\u591a\u7ebf\u7684\u6c34\u5e73\u5206\u89e3\u7387\uff08\u6bcf1MHz\u5e26\u5bbd\u76f8\u5f53\u4e8e\u6c34\u5e73\u5206\u89e3\u7387\u7ea680\u7ebf\uff09\uff0c\u57fa\u672c\u4e0a\u53ef\u4ee5\u65e0\u5931\u771f\u8bb0\u5f55\u548c\u91cd\u653e\u89c6\u9891\u4fe1\u53f7\u3002\u5e7f \u64ad\u7ea7\u5f55\u50cf\u673a\u91c7\u7528\u5206\u91cf\u89c6\u9891\u4fe1\u53f7\uff08component video\uff09\u7684\u8bb0\u5f55\u65b9\u5f0f\uff0c\u5206\u91cf\u89c6\u9891\u6307\u7684\u662f\u4eae\u5ea6Y\uff0c\u8272\u5deeU\u548cV\u5206\u522b\u662f\u4e09\u8def\u6a21\u62df\u4fe1\u53f7\uff0c\u4ed6\u4eec\u901a\u8fc7\u4e09\u8def\u5bfc\u7ebf\u4f20\u9001\u5e76\u8bb0\u5f55\u5728\u6a21\u62df\u78c1\u5e26\u7684\u4e09\u8def\u78c1\u8ff9\u4e0a\u3002\u5206\u91cf\u89c6\u9891\u7531\u4e8e\u5176\u5177\u6709 \u5f88\u5bbd\u7684\u9891\u5e26\uff0c\u53ef\u4ee5\u63d0\u4f9b\u6700\u9ad8\u8d28\u91cf\u53ca\u6700\u7cbe\u786e\u7684\u8272\u5f69\u91cd\u653e\u3002 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class=\"t_msgfont\">\n    \u6570\u5b57\u89c6\u9891\u7684\u57fa\u672c\u6982\u5ff5\uff08\u4e09\uff09 <\/p>\n<p>\u6570\u5b57\u89c6\u9891\u7684\u91c7\u6837\u683c\u5f0f\u53ca\u6570\u5b57\u5316\u6807\u51c6 <\/p>\n<p>\u6a21\u62df\u89c6\u9891\u7684\u6570\u5b57\u5316\u5305\u62ec\u4e0d\u5c11\u6280\u672f\u95ee\u9898\uff0c\u5982\u7535\u89c6\u4fe1\u53f7\u5177\u6709\u4e0d\u540c\u7684\u5236\u5f0f\u800c\u4e14\u91c7\u7528\u590d\u5408\u7684YUV\u4fe1\u53f7\u65b9\u5f0f\uff0c\u800c\u8ba1\u7b97\u673a\u5de5\u4f5c\u5728RGB\u7a7a\u95f4\uff1b\u7535\u89c6\u673a\u662f\u9694\u884c\u626b\u63cf\uff0c\u8ba1\u7b97\u673a\u663e\u793a 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SECAM\u7535\u89c6\u5236\u5f0f\u4e4b\u95f4\u786e\u5b9a\u5171\u540c\u7684\u6570\u5b57\u5316\u53c2\u6570\uff0c\u56fd\u5bb6\u65e0\u7ebf\u7535\u54a8\u8be2\u59d4\u5458\u4f1a\uff08CCIR\uff09\u5236\u5b9a\u4e86\u5e7f\u64ad\u7ea7\u8d28\u91cf\u7684\u6570\u5b57\u7535\u89c6\u7f16\u7801\u6807\u51c6\uff0c\u79f0\u4e3aCCIR 601\u6807\u51c6\u3002\u5728\u8be5\u6807\u51c6\u4e2d\uff0c\u5bf9\u91c7\u6837\u9891\u7387\u3001\u91c7\u6837\u7ed3\u6784\u3001\u8272\u5f69\u7a7a\u95f4\u8f6c\u6362\u7b49\u90fd\u4f5c\u4e86\u4e25\u683c\u7684\u89c4\u5b9a\uff0c\u4e3b\u8981\u6709\uff1a<br \/>\n   <br \/>1\u3001\u91c7\u6837\u9891\u7387\u4e3af s\uff1d13.5MHz<br \/>\n   <br \/>2\u3001\u5206\u8fa8\u7387\u4e0e\u5e27\u7387 <\/p>\n<p>\u7535\u89c6\u5236\u5f0f \u5206\u8fa8\u7387 \u5e27 \u7387<br \/>\n   <br \/>NTSC 640\u00d7480 30<br \/>\n   <br \/>PAL\u3001SECAM 768\u00d7576 25 <\/p>\n<p>3\u3001\u6839\u636ef s\u7684\u91c7\u6837\u7387\uff0c\u5728\u4e0d\u540c\u7684\u91c7\u6837\u683c\u5f0f\u4e0b\u8ba1\u7b97\u51fa\u6570\u5b57\u89c6\u9891\u7684\u6570\u636e\u91cf\uff1a<br \/>\n   <br \/>\u91c7\u6837\u683c\u5f0f\uff08Y\uff1aU\uff1aV\uff09 \u6570\u636e\u91cf\uff08Mbyte \/ s\uff09<br \/>\n   <br \/>4\uff1a2\uff1a2 27<br \/>\n   <br \/>4\uff1a4\uff1a4 40 <\/p>\n<p>\u8fd9\u79cd\u672a\u538b\u7f29\u7684\u6570\u5b57\u89c6\u9891\u6570\u636e\u91cf\u5bf9\u4e8e\u76ee\u524d\u7684\u8ba1\u7b97\u673a\u548c\u7f51\u7edc\u6765\u8bf4\u65e0\u8bba\u662f\u5b58\u50a8\u6216\u4f20\u8f93\u90fd\u662f\u4e0d\u73b0\u5b9e\u7684\uff0c\u56e0\u6b64\u5728\u591a\u5a92\u4f53\u4e2d\u5e94\u7528\u6570\u5b57\u89c6\u9891\u7684\u5173\u952e\u95ee\u9898\u662f\u6570\u5b57\u89c6\u9891\u7684\u538b\u7f29\u6280\u672f\u3002 <\/p>\n<p>\u4e09\u3001\u89c6\u9891\u5e8f\u5217\u7684SMPTE\u8868\u793a\u5355\u4f4d<br \/>\n   <br \/>\u901a \u5e38\u7528\u65f6\u95f4\u7801\u6765\u8bc6\u522b\u548c\u8bb0\u5f55\u89c6\u9891\u6570\u636e\u6d41\u4e2d\u7684\u6bcf\u4e00\u5e27\uff0c\u4ece\u4e00\u6bb5\u89c6\u9891\u7684\u8d77\u59cb\u5e27\u5230\u7ec8\u6b62\u5e27\uff0c\u5176\u95f4\u7684\u6bcf\u4e00\u5e27\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u65f6\u95f4\u7801\u5730\u5740\u3002\u6839\u636e\u52a8\u753b\u548c\u7535\u89c6\u5de5\u7a0b\u5e08\u534f\u4f1a SMPTE\uff08Society of Motion Picture and Television Engineers\uff09\u4f7f\u7528\u7684\u65f6\u95f4\u7801\u6807\u51c6\uff0c\u5176\u683c\u5f0f\u662f\uff1a\u5c0f\u65f6\uff1a\u5206\u949f\uff1a\u79d2\uff1a\u5e27\uff0c\u6216 hours\uff1aminutes\uff1aseconds\uff1aframes\u3002 \u4e00\u6bb5\u957f\u5ea6\u4e3a00\uff1a02\uff1a31\uff1a15\u7684\u89c6\u9891\u7247\u6bb5\u7684\u64ad\u653e\u65f6\u95f4\u4e3a2\u5206\u949f31\u79d215\u5e27\uff0c\u5982\u679c\u4ee5\u6bcf\u79d230\u5e27\u7684\u901f\u7387\u64ad\u653e\uff0c\u5219\u64ad\u653e\u65f6\u95f4\u4e3a2\u5206\u949f31.5\u79d2\u3002<br \/>\n   <br \/>\u6839\u636e \u7535\u5f71\u3001\u5f55\u50cf\u548c\u7535\u89c6\u5de5\u4e1a\u4e2d\u4f7f\u7528\u7684\u5e27\u7387\u7684\u4e0d\u540c\uff0c\u5404\u6709\u5176\u5bf9\u5e94\u7684SMPTE\u6807\u51c6\u3002\u7531\u4e8e\u6280\u672f\u7684\u539f\u56e0NTSC\u5236\u5f0f\u5b9e\u9645\u4f7f\u7528\u7684\u5e27\u7387\u662f29.97fps\u800c\u4e0d\u662f30fps\uff0c \u56e0\u6b64\u5728\u65f6\u95f4\u7801\u4e0e\u5b9e\u9645\u64ad\u653e\u65f6\u95f4\u4e4b\u95f4\u67090.1%\u7684\u8bef\u5dee\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u8bef\u5dee\u95ee\u9898\uff0c\u8bbe\u8ba1\u51fa\u4e22\u5e27\uff08drop-frame\uff09\u683c\u5f0f\uff0c\u4e5f\u5373\u5728\u64ad\u653e\u65f6\u6bcf\u5206\u949f\u8981\u4e222\u5e27\uff08\u5b9e\u9645\u4e0a \u662f\u6709\u4e24\u5e27\u4e0d\u663e\u793a\u800c\u4e0d\u662f\u4ece\u6587\u4ef6\u4e2d\u5220\u9664\uff09\uff0c\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1\u65f6\u95f4\u7801\u4e0e\u5b9e\u9645\u64ad\u653e\u65f6\u95f4\u7684\u4e00\u81f4\u3002\u4e0e\u4e22\u5e27\u683c\u5f0f\u5bf9\u5e94\u7684\u662f\u4e0d\u4e22\u5e27\uff08nondrop-frame\uff09\u683c\u5f0f\uff0c\u5b83\u5ffd\u7565\u65f6 \u95f4\u7801\u4e0e\u5b9e\u9645\u64ad\u653e\u5e27\u4e4b\u95f4\u7684\u8bef\u5dee\u3002 <\/p>\n<p>\u89c6\u9891\u538b\u7f29\u7f16\u7801\u7684\u57fa\u672c\u6982\u5ff5 <\/p>\n<p>\u89c6\u9891\u538b\u7f29\u7684\u76ee\u6807\u662f\u5728\u5c3d\u53ef\u80fd\u4fdd\u8bc1\u89c6\u89c9\u6548\u679c\u7684\u524d \u63d0\u4e0b\u51cf\u5c11\u89c6\u9891\u6570\u636e\u7387\u3002\u89c6\u9891\u538b\u7f29\u6bd4\u4e00\u822c\u6307\u538b\u7f29\u540e\u7684\u6570\u636e\u91cf\u4e0e\u538b\u7f29\u524d\u7684\u6570\u636e\u91cf\u4e4b\u6bd4\u3002\u7531\u4e8e\u89c6\u9891\u662f\u8fde\u7eed\u7684\u9759\u6001\u56fe\u50cf\uff0c\u56e0\u6b64\u5176\u538b\u7f29\u7f16\u7801\u7b97\u6cd5\u4e0e\u9759\u6001\u56fe\u50cf\u7684\u538b\u7f29\u7f16\u7801\u7b97\u6cd5\u6709\u67d0 \u4e9b\u5171\u540c\u4e4b\u5904\uff0c\u4f46\u662f\u8fd0\u52a8\u7684\u89c6\u9891\u8fd8\u6709\u5176\u81ea\u8eab\u7684\u7279\u6027\uff0c\u56e0\u6b64\u5728\u538b\u7f29\u65f6\u8fd8\u5e94\u8003\u8651\u5176\u8fd0\u52a8\u7279\u6027\u624d\u80fd\u8fbe\u5230\u9ad8\u538b\u7f29\u7684\u76ee\u6807\u3002\u5728\u89c6\u9891\u538b\u7f29\u4e2d\u5e38\u9700\u7528\u5230\u4ee5\u4e0b\u7684\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\uff1a <\/p>\n<p>\u4e00\u3001 \u6709\u635f\u548c\u65e0\u635f\u538b\u7f29\uff1a\u5728\u89c6\u9891\u538b\u7f29\u4e2d\u6709\u635f\uff08Lossy \uff09\u548c\u65e0\u635f\uff08Lossless\uff09\u7684\u6982\u5ff5\u4e0e\u9759\u6001\u56fe\u50cf\u4e2d\u57fa\u672c\u7c7b\u4f3c\u3002\u65e0\u635f\u538b\u7f29\u4e5f\u5373\u538b\u7f29\u524d\u548c\u89e3\u538b\u7f29\u540e\u7684\u6570\u636e\u5b8c\u5168\u4e00\u81f4\u3002\u591a\u6570\u7684\u65e0\u635f\u538b\u7f29\u90fd\u91c7\u7528RLE\u884c\u7a0b\u7f16\u7801\u7b97\u6cd5\u3002\u6709\u635f \u538b\u7f29\u610f\u5473\u7740\u89e3\u538b\u7f29\u540e\u7684\u6570\u636e\u4e0e\u538b\u7f29\u524d\u7684\u6570\u636e\u4e0d\u4e00\u81f4\u3002\u5728\u538b\u7f29\u7684\u8fc7\u7a0b\u4e2d\u8981\u4e22\u5931\u4e00\u4e9b\u4eba\u773c\u548c\u4eba\u8033\u6240\u4e0d\u654f\u611f\u7684\u56fe\u50cf\u6216\u97f3\u9891\u4fe1\u606f\uff0c\u800c\u4e14\u4e22\u5931\u7684\u4fe1\u606f\u4e0d\u53ef\u6062\u590d\u3002\u51e0\u4e4e\u6240\u6709\u9ad8\u538b\u7f29 \u7684\u7b97\u6cd5\u90fd\u91c7\u7528\u6709\u635f\u538b\u7f29\uff0c\u8fd9\u6837\u624d\u80fd\u8fbe\u5230\u4f4e\u6570\u636e\u7387\u7684\u76ee\u6807\u3002\u4e22\u5931\u7684\u6570\u636e\u7387\u4e0e\u538b\u7f29\u6bd4\u6709\u5173\uff0c\u538b\u7f29\u6bd4\u8d8a\u5c0f\uff0c\u4e22\u5931\u7684\u6570\u636e\u8d8a\u591a\uff0c\u89e3\u538b\u7f29\u540e\u7684\u6548\u679c\u4e00\u822c\u8d8a\u5dee\u3002\u6b64\u5916\uff0c\u67d0\u4e9b\u6709\u635f\u538b \u7f29\u7b97\u6cd5\u91c7\u7528\u591a\u6b21\u91cd\u590d\u538b\u7f29\u7684\u65b9\u5f0f\uff0c\u8fd9\u6837\u8fd8\u4f1a\u5f15\u8d77\u989d\u5916\u7684\u6570\u636e\u4e22\u5931\u3002 <\/p>\n<p>\u4e8c\u3001\u5e27\u5185\u548c\u5e27\u95f4\u538b\u7f29\uff1a\u5e27\u5185\uff08Intraframe\uff09\u538b\u7f29\u4e5f\u79f0\u4e3a\u7a7a\u95f4\u538b\u7f29 \uff08Spatial compression\uff09\u3002\u5f53\u538b\u7f29\u4e00\u5e27\u56fe\u50cf\u65f6\uff0c\u4ec5\u8003\u8651\u672c\u5e27\u7684\u6570\u636e\u800c\u4e0d\u8003\u8651\u76f8\u90bb\u5e27\u4e4b\u95f4\u7684\u5197\u4f59\u4fe1\u606f\uff0c\u8fd9\u5b9e\u9645\u4e0a\u4e0e\u9759\u6001\u56fe\u50cf\u538b\u7f29\u7c7b\u4f3c\u3002\u5e27\u5185\u4e00\u822c\u91c7\u7528\u6709\u635f\u538b\u7f29\u7b97\u6cd5\uff0c \u7531\u4e8e\u5e27\u5185\u538b\u7f29\u65f6\u5404\u4e2a\u5e27\u4e4b\u95f4\u6ca1\u6709\u76f8\u4e92\u5173\u7cfb\uff0c\u6240\u4ee5\u538b\u7f29\u540e\u7684\u89c6\u9891\u6570\u636e\u4ecd\u53ef\u4ee5\u4ee5\u5e27\u4e3a\u5355\u4f4d\u8fdb\u884c\u7f16\u8f91\u3002\u5e27\u5185\u538b\u7f29\u4e00\u822c\u8fbe\u4e0d\u5230\u5f88\u9ad8\u7684\u538b\u7f29\u3002<br \/>\n   <br \/>\u91c7\u7528\u5e27\u95f4 \uff08Interframe\uff09\u538b\u7f29\u662f\u57fa\u4e8e\u8bb8\u591a\u89c6\u9891\u6216\u52a8\u753b\u7684\u8fde\u7eed\u524d\u540e\u4e24\u5e27\u5177\u6709\u5f88\u5927\u7684\u76f8\u5173\u6027\uff0c\u6216\u8005\u8bf4\u524d\u540e\u4e24\u5e27\u4fe1\u606f\u53d8\u5316\u5f88\u5c0f\u7684\u7279\u70b9\u3002\u4e5f\u5373\u8fde\u7eed\u7684\u89c6\u9891\u5176\u76f8\u90bb\u5e27\u4e4b\u95f4\u5177\u6709 \u5197\u4f59\u4fe1\u606f\uff0c\u6839\u636e\u8fd9\u4e00\u7279\u6027\uff0c\u538b\u7f29\u76f8\u90bb\u5e27\u4e4b\u95f4\u7684\u5197\u4f59\u91cf\u5c31\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u9ad8\u538b\u7f29\u91cf\uff0c\u51cf\u5c0f\u538b\u7f29\u6bd4\u3002\u5e27\u95f4\u538b\u7f29\u4e5f\u79f0\u4e3a\u65f6\u95f4\u538b\u7f29\uff08Temporal compression\uff09\uff0c\u5b83\u901a\u8fc7\u6bd4\u8f83\u65f6\u95f4\u8f74\u4e0a\u4e0d\u540c\u5e27\u4e4b\u95f4\u7684\u6570\u636e\u8fdb\u884c\u538b\u7f29\u3002\u5e27\u95f4\u538b\u7f29\u4e00\u822c\u662f\u65e0\u635f\u7684\u3002\u5e27\u5dee\u503c\uff08Frame differencing\uff09\u7b97\u6cd5\u662f\u4e00\u79cd\u5178\u578b\u7684\u65f6\u95f4\u538b\u7f29\u6cd5\uff0c\u5b83\u901a\u8fc7\u6bd4\u8f83\u672c\u5e27\u4e0e\u76f8\u90bb\u5e27\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u4ec5\u8bb0\u5f55\u672c\u5e27\u4e0e\u5176\u76f8\u90bb\u5e27\u7684\u5dee\u503c\uff0c\u8fd9\u6837\u53ef\u4ee5\u5927\u5927\u51cf\u5c11\u6570\u636e\u91cf\u3002 <\/p>\n<p>\u4e09\u3001 \u5bf9\u79f0\u548c\u4e0d\u5bf9\u79f0\u7f16\u7801\uff1a\u5bf9\u79f0\u6027\uff08symmetric\uff09\u662f\u538b\u7f29\u7f16\u7801\u7684\u4e00\u4e2a\u5173\u952e\u7279\u5f81\u3002\u5bf9\u79f0\u610f\u5473\u7740\u538b\u7f29\u548c\u89e3\u538b\u7f29\u5360\u7528\u76f8\u540c\u7684\u8ba1\u7b97\u5904\u7406\u80fd\u529b\u548c\u65f6\u95f4\uff0c\u5bf9\u79f0\u7b97\u6cd5\u9002\u5408\u4e8e\u5b9e\u65f6\u538b \u7f29\u548c\u4f20\u9001\u89c6\u9891\uff0c\u5982\u89c6\u9891\u4f1a\u8bae\u5e94\u7528\u5c31\u4ee5\u91c7\u7528\u5bf9\u79f0\u7684\u538b\u7f29\u7f16\u7801\u7b97\u6cd5\u4e3a\u597d\u3002\u800c\u5728\u7535\u5b50\u51fa\u7248\u548c\u5176\u5b83\u591a\u5a92\u4f53\u5e94\u7528\u4e2d\uff0c\u4e00\u822c\u662f\u628a\u89c6\u9891\u9884\u5148\u538b\u7f29\u5904\u7406\u597d\uff0c\u5c14\u540e\u518d\u64ad\u653e\uff0c\u56e0\u6b64\u53ef\u4ee5\u91c7\u7528 \u4e0d\u5bf9\u79f0\uff08asymmetric\uff09\u7f16\u7801\u3002\u4e0d\u5bf9\u79f0\u6216\u975e\u5bf9\u79f0\u610f\u5473\u7740\u538b\u7f29\u65f6\u9700\u8981\u82b1\u8d39\u5927\u91cf\u7684\u5904\u7406\u80fd\u529b\u548c\u65f6\u95f4\uff0c\u800c\u89e3\u538b\u7f29\u65f6\u5219\u80fd\u8f83\u597d\u5730\u5b9e\u65f6\u56de\u653e\uff0c\u4e5f\u5373\u4ee5\u4e0d\u540c\u7684\u901f\u5ea6\u8fdb\u884c\u538b \u7f29\u548c\u89e3\u538b\u7f29\u3002\u4e00\u822c\u5730\u8bf4\uff0c\u538b\u7f29\u4e00\u6bb5\u89c6\u9891\u7684\u65f6\u95f4\u6bd4\u56de\u653e\uff08\u89e3\u538b\u7f29\uff09\u8be5\u89c6\u9891\u7684\u65f6\u95f4\u8981\u591a\u5f97\u591a\u3002\u4f8b\u5982\uff0c\u538b\u7f29\u4e00\u6bb5\u4e09\u5206\u949f\u7684\u89c6\u9891\u7247\u65ad\u53ef\u80fd\u9700\u898110\u591a\u5206\u949f\u7684\u65f6\u95f4\uff0c\u800c\u8be5\u7247\u65ad\u5b9e \u65f6\u56de\u653e\u65f6\u95f4\u53ea\u6709\u4e09\u5206\u949f\u3002 <\/p>\n<p>\u76ee\u524d\u6709\u591a\u79cd\u89c6\u9891\u538b\u7f29\u7f16\u7801\u65b9\u6cd5\uff0c\u4f46\u5176\u4e2d\u6700\u6709\u4ee3\u8868\u6027\u7684\u662fMPEG\u6570\u5b57\u89c6\u9891\u683c\u5f0f\u548cAVI\u6570\u5b57\u89c6\u9891\u683c\u5f0f\u3002 <\/p>\n<p>MPEG\u6570\u5b57\u89c6\u9891 <\/p>\n<p>MPEG\uff08Moving Picture Experts Group\uff09\u662f1988\u5e74\u6210\u7acb\u7684\u4e00\u4e2a\u4e13\u5bb6\u7ec4\u3002\u8fd9\u4e2a\u4e13\u5bb6\u7ec4\u57281991\u5e74\u5236\u5b9a\u4e86\u4e00\u4e2aMPEG\uff0d1\u56fd\u9645\u6807\u51c6\uff0c\u5176\u6807\u51c6\u540d\u79f0\u4e3a\u201c\u52a8\u6001\u56fe\u50cf\u548c\u4f34\u97f3\u7684\u7f16\u7801\uff0d\uff0d\u7528\u4e8e\u901f\u7387\u5c0f \u4e8e\u6bcf\u79d2\u7ea61.5\u5146\u6bd4\u7279\u7684\u6570\u5b57\u5b58\u50a8\u5a92\u4f53\uff08Coding of moving picture and associated audio\uff0d\uff0dfor digital storage media at up to about 1.5Mbit \/ s\uff09\u201d\u3002\u8fd9\u91cc\u7684\u6570\u5b57\u5b58\u50a8\u5a92\u4f53\u6307\u4e00\u822c\u7684\u6570\u5b57\u5b58\u50a8\u8bbe\u5907\u5982CD\uff0dROM\u3001\u786c\u76d8\u548c\u53ef\u64e6\u5199\u5149\u76d8\u7b49\u3002MPEG\u7684\u6700\u5927\u538b\u7f29\u53ef\u8fbe\u7ea61\uff1a200\uff0c\u5176\u76ee\u6807\u662f\u8981\u628a\u76ee\u524d\u7684\u5e7f\u64ad\u89c6\u9891 \u4fe1\u53f7\u538b\u7f29\u5230\u80fd\u591f\u8bb0\u5f55\u5728CD\u5149\u76d8\u4e0a\u5e76\u80fd\u591f\u7528\u5355\u901f\u7684\u5149\u76d8\u9a71\u52a8\u5668\u6765\u64ad\u653e\uff0c\u5e76\u5177\u6709VHS\u7684\u663e\u793a\u8d28\u91cf\u548c\u9ad8\u4fdd\u771f\u7acb\u4f53\u4f34\u97f3\u6548\u679c\u3002MPEG\u91c7\u7528\u7684\u7f16\u7801\u7b97\u6cd5\u7b80\u79f0\u4e3aMPEG\u7b97 \u6cd5\uff0c\u7528\u8be5\u7b97\u6cd5\u538b\u7f29\u7684\u6570\u636e\u79f0\u4e3aMPEG\u6570\u636e\uff0c\u7531\u8be5\u6570\u636e\u4ea7\u751f\u7684\u6587\u4ef6\u79f0MPEG\u6587\u4ef6\uff0c\u5b83\u4ee5MPG\u4e3a\u6587\u4ef6\u540e\u7f00\u3002 <\/p>\n<p>MPEG\u6570\u5b57\u89c6\u9891\u683c\u5f0f <\/p>\n<p>MPEG\u91c7\u7528\u6709\u635f\u548c\u4e0d\u5bf9\u79f0\u7684\u538b\u7f29\u7f16\u7801\u7b97\u6cd5\u3002MPEG\u6807\u51c6\u8be6\u7ec6\u5730\u8bf4\u660e\u4e86\u89c6\u9891\u56fe\u50cf\u7684\u538b\u7f29\u548c\u89e3\u538b\u7f29\u65b9\u6cd5\uff0c\u4ee5\u53ca\u64ad\u653eMPEG\u6570\u636e\u6240\u9700\u7684\u56fe\u50cf\u4e0e\u58f0\u97f3\u7684\u540c\u6b65\u3002MPEG\u6807\u51c6\u5305\u62ec\u4e09\u4e2a\u90e8\u5206\uff1aMPEG\u89c6\u9891\uff08Video\uff09\u3001MPEG\u97f3\u9891\uff08Audio\uff09\u548cMPEG\u7cfb\u7edf\uff08System\uff09\u3002 <\/p>\n<p>\u4e00\u3001 MPEG\u89c6\u9891\uff1aMPEG\u89c6\u9891\u662f\u6807\u51c6\u7684\u6838\u5fc3\u3002MPEG\uff0d1\u662f\u4e3a\u4e86\u9002\u5e94\u5728\u6570\u5b57\u5b58\u50a8\u5a92\u4f53\u5982CD\uff0dROM\u4e0a\u6709\u6548\u5730\u5b58\u53d6\u89c6\u9891\u56fe\u50cf\u800c\u5236\u5b9a\u7684\u6807\u51c6\u3002CD\uff0dROM\u9a71\u52a8\u5668\u7684 \u6570\u636e\u4f20\u8f93\u7387\u4e0d\u4f1a\u4f4e\u4e8e150KB\/s\uff1d1.2Mb\/s\uff08\u5355\u500d\u901f\uff09\uff0c\u800c\u5bb9\u91cf\u4e0d\u4f1a\u4f4e\u4e8e650MB\uff0cMPEG\uff0d1\u7b97\u6cd5\u5c31\u662f\u9488\u5bf9\u8fd9\u4e2a\u901f\u7387\u5f00\u53d1\u7684\u3002MPEG\uff0d1\u7684\u7684\u89c6 \u7a97\u5c3a\u5bf8\u4e3aCCIR 601\u5b9a\u4e49\u5206\u8fa8\u7387\u7684\u4e8c\u5206\u4e4b\u4e00\uff0c\u53ef\u8fbe\u523030fps\u621625fps\u7684\u5e27\u7387\uff0c\u5b83\u91c7\u7528\u591a\u79cd\u538b\u7f29\u7b97\u6cd5\uff0c\u538b\u7f29\u540e\u7684\u6570\u636e\u7387\u4e3a1.2\uff0d3MB\/s\u3002\u56e0\u6b64\u53ef\u4ee5\u5b9e\u65f6\u64ad\u653e\u5b58\u50a8\u5728\u5149 \u76d8\u4e0a\u7684\u6570\u5b57\u89c6\u9891\u56fe\u50cf\u3002 <\/p>\n<p>\u4e8c\u3001MPEG\u97f3\u9891\uff1aMPEG\uff0d1\u6807\u51c6\u652f\u6301\u9ad8\u538b\u7f29\u7684\u97f3\u9891\u6570\u636e\u6d41\uff0c\u5176\u91c7\u6837\u7387\u4e3a44\u300122\u548c11KHz\uff0c16\u4f4d\u91cf\u5316\u3002 \u8fd8\u539f\u540e\u58f0\u97f3\u8d28\u91cf\u63a5\u8fd1\u4e8e\u539f\u6765\u7684\u58f0\u97f3\u8d28\u91cf\uff0c\u5982CD\uff0dDA\u7684\u97f3\u8d28\u3002CA\uff0dDA\u97f3\u8d28\u7684\u97f3\u9891\u6570\u636e\u7387\u4e3a\u6bcf\u5206\u949f\u7ea610\u5146\u5b57\u8282\uff0810MB\/min\uff09\uff0c\u7b49\u4ef7\u4e8e\u6bcf\u79d2\u7ea61.4\u5146 \u4f4d\uff081.4Mb\/s\uff09\uff0c\u8fd9\u662f\u5355\u901fCD\uff0dROM\u7684\u6574\u4e2a\u5e26\u5bbd\uff01\u91c7\u7528MPEG-1\u97f3\u9891\u538b\u7f29\u7b97\u6cd5\u53ef\u4ee5\u628a\u5355\u58f0\u9053\u4f4d\u901f\u7387\u964d\u52300.192Mb\/s\uff0c\u751a\u81f3\u66f4\u4f4e\uff0c\u800c\u58f0\u97f3\u7684\u8d28 \u91cf\u53c8\u65e0\u660e\u663e\u7684\u4e0b\u964d\u3002MPEG\uff0d1\u652f\u6301\u4e24\u4e2a\u58f0\u9053\uff0c\u53ef\u8bbe\u7f6e\u6210\u5355\u58f0\u9053\uff08mono\uff09\u3001\u53cc\u58f0\u9053\uff08dual\uff09\u3001\u7acb\u4f53\u58f0\uff08stereo\uff09\u7b49\u3002<br \/>\n   <br \/>\u76ee\u524d\u5728\u7f51\u7edc\u4e0a\u5e7f\u6cdb\u4f7f\u7528\u7684MP3\u97f3\u9891\u6587\u4ef6\uff0c\u5c31\u662f\u5229\u7528 MPEG-3\u7684\u97f3\u9891\u6280\u672f, \u5b9e\u73b0\u4e861:10 \u751a\u81f3 1:12 \u7684\u538b\u7f29\u7387\uff0c\u800c\u4e14\u5931\u771f\u5f88\u5c0f\u3002 <\/p>\n<p>\u4e09\u3001 MPEG\u7cfb\u7edf\uff1a\u8fd9\u90e8\u5206\u662f\u6709\u5173\u540c\u6b65\u548c\u591a\u8def\u590d\u5408\u6280\u672f\uff0c\u7528\u6765\u628a\u6570\u5b57\u7535\u89c6\u56fe\u50cf\u548c\u4f34\u97f3\u590d\u5408\u6210\u5355\u4e00\u7684\u3001\u4f4d\u901f\u7387\u4e3a1.5Mb\/s\u7684\u6570\u636e\u4f4d\u6d41\u3002MPEG\u7684\u6570\u636e\u4f4d\u6d41\u5206\u6210\u5185\u5916 \u4e24\u5c42\uff0c\u5916\u5c42\u4e3a\u7cfb\u7edf\u5c42\uff0c\u5185\u5c42\u4e3a\u538b\u7f29\u5c42\u3002\u7cfb\u7edf\u5c42\u63d0\u4f9b\u5728\u4e00\u4e2a\u7cfb\u7edf\u4e2d\u4f7f\u7528MPEG\u6570\u636e\u4f4d\u6d41\u6240\u5fc5\u987b\u7684\u529f\u80fd\uff0c\u5305\u62ec\u5b9a\u65f6\u3001\u590d\u5408\u548c\u5206\u79bb\u89c6\u9891\u56fe\u50cf\u548c\u4f34\u97f3\uff0c\u4ee5\u53ca\u5728\u64ad\u653e\u671f\u95f4\u56fe\u50cf \u548c\u4f34\u97f3\u7684\u540c\u6b65\u3002\u538b\u7f29\u5c42\u5305\u542b\u538b\u7f29\u7684\u89c6\u9891\u548c\u4f34\u97f3\u6570\u636e\u4f4d\u6d41\u3002<br \/>\n   <br \/>\u5728\u591a\u79cd\u89c6\u9891\u538b\u7f29\u7b97\u6cd5\u4e2d\uff0cMPEG\u662f\u53ef\u63d0\u4f9b\u4f4e\u6570\u636e\u7387\u548c\u9ad8\u8d28\u91cf\u7684\u6700\u597d\u7b97\u6cd5\u3002MPEG-1\u5df2\u7ecf \u4e3a\u5e7f\u5927\u7528\u6237\u6240\u91c7\u7528\uff0c\u5982VCD\u6216\u5c0f\u5f71\u789f\u7684\u53d1\u884c\u7b49\u3002\u5176\u64ad\u653e\u8d28\u91cf\u53ef\u4ee5\u8fbe\u5230\u5bb6\u7528\u5f55\u50cf\u673a\u7684\u6c34\u5e73\u3002\u91c7\u7528\u4e0d\u540c\u7684\u7f16\u7801\u53c2\u6570\uff0c\u5f97\u5230\u7684MPEG-1\u6570\u636e\u7684\u8d28\u91cf\u4e5f\u662f\u4e0d\u540c\u7684\u3002\u540c \u65f6\uff0cMPEG\u4e13\u5bb6\u7ec4\u57281993\u5e74\u53c8\u5236\u5b9a\u4e86MPEG\uff0d2\u6807\u51c6\uff0cDVD \u5c31\u662f\u91c7\u7528\u7684\u8fd9\u79cd\u6807\u51c6\u3002 <\/p>\n<p>MPEG-1\u6570\u636e\u7684\u56de\u653e <\/p>\n<p>\u7531\u4e8eMPEG\u91c7\u7528\u975e\u5bf9\u79f0\u7684\u538b\u7f29\u7b97\u6cd5\uff0c\u5728PC\u673a\u4e0a\u7528\u8f6f\u4ef6\u6765\u8fdb\u884cMPEG\u538b\u7f29\u7f16\u7801\u662f\u5f88\u8d39\u673a\u65f6\u7684\uff0c\u5373\u4f7f\u7f16\u7801\u51e0\u4e2a\u89c6\u9891\u7247\u65ad\u4e5f\u8981\u82b1\u8d39\u597d\u51e0\u5c0f\u65f6\u3002\u56e0\u6b64\uff0c\u4e00\u822c\u7528\u4e13\u95e8\u7684 MPEG\u7f16\u7801\u5361\uff0c\u7528\u786c\u4ef6\u5b9e\u73b0MPEG\u538b\u7f29\u7f16\u7801\u3002\u8981\u56de\u653e\u538b\u7f29\u7684MPEG\u6570\u636e\uff0c\u9996\u5148\u8981\u5bf9\u5176\u8fdb\u884c\u89e3\u7801\uff0c\u7136\u540e\u628a\u89e3\u538b\u7f29\u540e\u7684\u5927\u91cf\u6570\u5b57\u89c6\u9891\u6570\u636e\u9001\u5f80\u663e\u793a\u7f13\u5b58\u8fdb\u884c\u5c4f\u5e55\u663e \u793a\u3002\u56e0\u6b64\uff0c\u5f71\u54cd\u56de\u653e\u6548\u679c\u7684\u56e0\u7d20\u4e3b\u8981\u6709\u4e24\u70b9\uff1a\u4e00\u662f\u89e3\u7801\u7684\u901f\u7387\uff0c\u4e8c\u662f\u663e\u793a\u7684\u901f\u7387\u3002\u89e3\u7801\u7684\u901f\u5ea6\u6bd4\u7f16\u7801\u7684\u901f\u5ea6\u5feb\u5f97\u591a\uff0c\u56e0\u6b64\u5728\u4e0d\u540c\u7684MPC\u786c\u4ef6\u57fa\u7840\u4e0a\u53ef\u4ee5\u91c7\u7528\u8f6f\u4ef6\u89e3 \u7801\u548c\u786c\u4ef6\u89e3\u7801\u4e24\u79cd\u65b9\u5f0f\u3002 <\/p>\n<p>\u4e00\u3001MPEG-1\u8f6f\u4ef6\u89e3\u7801\uff1a\u8f6f\u4ef6\u89e3\u7801\u5373\u91c7\u7528\u8f6f\u4ef6\u7b97\u6cd5\u7684\u65b9\u5f0f\u8bfb\u53d6MPEG\u538b\u7f29\u6570\u636e\uff0c\u5bf9\u5176\u8fdb\u884c\u89e3\u538b\u7f29\u5e76\u628a\u89e3\u538b\u7f29\u540e\u7684\u5927 \u91cf\u6570\u5b57\u89c6\u9891\u6570\u636e\u9001\u5f80\u663e\u793a\u7f13\u5b58\u8fdb\u884c\u5c4f\u5e55\u663e\u793a\u3002\u6240\u4ee5MPEG\u89e3\u538b\u7f29\u8f6f\u4ef6\u4e5f\u79f0\u4e3aMPEG\u64ad\u653e\u8f6f\u4ef6\u3002\u91c7\u7528\u8f6f\u4ef6\u89e3\u7801\u7684\u4f18\u70b9\u662f\u5b83\u65e0\u9700\u989d\u5916\u786c\u4ef6\u7684\u652f\u6301\uff0c\u5728MPC\u673a\u4e0a\u5c31\u53ef \u4ee5\u64ad\u653eMPEG\u6570\u5b57\u89c6\u9891\uff0c\u4f7f\u7528\u65b9\u4fbf\uff1b\u5176\u7f3a\u70b9\u662f\u89e3\u7801\u7684\u901f\u5ea6\u548c\u89e3\u7801\u540e\u7684\u89c6\u9891\u8d28\u91cf\u5b8c\u5168\u53d6\u51b3\u4e8eMPC\u7684\u5904\u7406\u80fd\u529b\u3002<br \/>\n   <br \/>\u5982\u679cMPC\u7684\u5904\u7406\u901f\u5ea6\u548c\u663e\u793a\u901f\u5ea6\u4e0d\u591f\u5feb\uff0c\u91c7\u7528\u8f6f\u4ef6\u89e3\u7801\u64ad\u653eMPEG\u6570\u636e\u65f6\u53ef\u80fd\u51fa\u73b0\u5e27\u7387\u4e0d\u591f\u3001\u56fe\u50cf\u548c\u4f34\u97f3\u4e0d\u540c\u6b65\u6216\u8005\u56fe\u50cf\u7684\u201c\u9a6c\u8d5b\u514b\u201d\u73b0\u8c61\uff08\u56fe\u50cf\u5448\u5757\u72b6\uff09\u3002\u56e0\u6b64\uff0c\u5728\u4e00\u5b9a\u7684\u786c\u4ef6\u6761\u4ef6\u4e0b\uff0c\u5c3d\u53ef\u80fd\u5730\u5229\u7528MPC\u7684\u7cfb\u7edf\u8d44\u6e90\u662f\u8fbe\u5230\u8f83\u597d\u56de\u653e\u6548\u679c\u7684\u5173\u952e\u3002 <\/p>\n<p>\u4e8c\u3001 MPEG-1\u786c\u89e3\u538b\u5361\uff1aMPEG\u786c\u89e3\u538b\u5361\uff08\u7b80\u79f0\u89e3\u538b\u5361\uff09\u662f\u4e13\u7528\u4e8eMPEG\u6570\u636e\u7684\u89e3\u538b\u548c\u56de\u653e\u7684\u786c\u4ef6\u8bbe\u5907\uff0c\u89e3\u538b\u5361\u7684\u6838\u5fc3\u662f\u4e00\u5757\u89e3\u538b\u82af\u7247\u3002\u91c7\u7528\u786c\u4ef6\u89e3\u538b\u7684\u4f18\u70b9\u662f \u5176\u89e3\u538b\u548c\u56de\u653e\u7684\u901f\u7387\u4e0d\u53d7MPC\u4e3b\u673a\u901f\u7387\u7684\u5f71\u54cd\uff0c\u8fbe\u5230\u5168\u5c4f\u5b9e\u65f6\u56de\u653e\uff0c\u64ad\u653eVCD\u65f6\u5176\u7a33\u5b9a\u6027\u548c\u8272\u5f69\u6548\u679c\u4e5f\u8f83\u597d\u3002\u4f46\u5176\u7f3a\u70b9\u662f\u9700\u989d\u5916\u7684\u786c\u4ef6\u8bbe\u5907\uff0c\u5e76\u4e14\u5176\u5b89\u88c5\u8c03\u8bd5\u4e5f \u8f83\u9ebb\u70e6\u3002\u56e0\u6b64\uff0c\u786c\u4ef6\u89e3\u538b\u5361\u4e00\u822c\u7528\u4e8e\u5904\u7406\u901f\u5ea6\u4e0d\u591f\u9ad8\u7684MPC\u4e2d\u3002<br \/>\n   <br \/>\u89e3\u538b\u5361\u9700\u63d2\u5165MPC\u4e3b\u673a\u7684\u6269\u5c55\u69fd\u4e2d\uff0c\u628a\u7aef\u53e3\u4e0eMPC\u76f8\u5e94\u7684\u7aef\u53e3\u76f8\u8fde\uff0c\u8bbe\u7f6e\u597d\u7cfb\u7edf\u53c2\u6570\uff0c\u5229\u7528\u89e3\u538b\u5361\u81ea\u5e26\u7684\u64ad\u653e\u8f6f\u4ef6\u5c31\u53ef\u4ee5\u8fdb\u884cMPEG-1\u7684\u56de\u653e\u4e86\u3002<br \/>\n   <br \/>\u867d\u7136MPEG\uff0d1\u5177\u6709\u6807\u51c6\u5316\u3001\u9ad8\u538b\u7f29\u3001\u89c6\u9891\u8d28\u91cf\u597d\u7684\u7279\u70b9\uff0c\u4f46\u662f\u5b83\u751f\u6210\u7684MPEG\u6587\u4ef6\u9700\u8981\u7528\u4e13\u95e8\u7684\u89e3\u538b\u8f6f\u4ef6\u6216\u786c\u4ef6\u6765\u56de\u653e\uff0c\u89e3\u538b\u8f6f\u4ef6\u7684\u56de\u653e\u6548\u679c\u53d6\u51b3\u4e8e\u7cfb\u7edf\u7684 \u5904\u7406\u80fd\u529b\uff0c\u800c\u89e3\u538b\u786c\u4ef6\u53c8\u9700\u989d\u5916\u7684\u8bbe\u5907\uff0c\u4e0d\u5229\u4e8e\u7528\u6237\u5728\u81ea\u5df1\u5f00\u53d1\u7684\u8f6f\u4ef6\u4e2d\u5e94\u7528\u3002\u6b64\u5916\uff0c\u4e3a\u4e86\u83b7\u5f97\u9ad8\u538b\u7f29\uff0cMPEG\u91c7\u7528\u5e27\u95f4\u538b\u7f29\u7b97\u6cd5\uff0c\u7531\u4e8e\u5e27\u95f4\u538b\u7f29\u65f6\u6bcf\u4e00\u5e27\u4ec5\u5b58\u50a8 \u4e0e\u524d\u4e00\u5e27\u4fe1\u606f\u7684\u5dee\u503c\uff0c\u5bf9\u5e27\u8fdb\u884c\u7f16\u8f91\u65f6\u5c31\u975e\u5e38\u56f0\u96be\u3002MPEG\u6587\u4ef6\u53ea\u80fd\u7528\u89e3\u538b\u8f6f\u4ef6\u6216\u786c\u4ef6\u89e3\u538b\u540e\u56de\u653e\uff0c\u800c\u4e0d\u80fd\u7528\u7edd\u5927\u591a\u6570\u7684\u89c6\u9891\u7f16\u8f91\u8f6f\u4ef6\u8fdb\u884c\u7f16\u8f91\u3002\u56e0\u6b64\uff0c\u9664\u4e86 MPEG\u6570\u5b57\u89c6\u9891\u4ee5\u5916\uff0c\u76ee\u524d\u8f83\u4e3a\u6d41\u884c\u7684\u8fd8\u6709AVI\u6570\u5b57\u89c6\u9891\u3002\n  <\/div>\n<div class=\"t_msgfont\">\n<div class=\"t_msgfont\">\n     \u6570\u5b57\u89c6\u9891\u7684\u57fa\u672c\u6982\u5ff5\uff08\u56db\uff09 <\/p>\n<p>AVI\u6570\u5b57\u89c6\u9891 <\/p>\n<p>AVI\u6570\u5b57\u89c6\u9891\u7684\u683c\u5f0f <\/p>\n<p>AVI\uff08Audio Video Interleave\uff09\u662f\u4e00\u79cd\u97f3\u9891\u89c6\u50cf\u4ea4\u63d2\u8bb0\u5f55\u7684\u6570\u5b57\u89c6\u9891\u6587\u4ef6\u683c\u5f0f\u30021992\u5e74\u521dMicrosoft\u516c\u53f8\u63a8\u51fa\u4e86AVI\u6280\u672f\u53ca\u5176\u5e94\u7528\u8f6f\u4ef6VFW\uff08Video for Windows\uff09\u3002\u5728AVI\u6587\u4ef6\u4e2d\uff0c\u8fd0\u52a8\u56fe\u50cf\u548c\u4f34\u97f3\u6570\u636e\u662f\u4ee5\u4ea4\u7ec7\u7684\u65b9\u5f0f\u5b58\u50a8\uff0c\u5e76\u72ec\u7acb\u4e8e\u786c\u4ef6\u8bbe\u5907\u3002\u8fd9\u79cd\u6309\u4ea4\u66ff\u65b9\u5f0f\u7ec4\u7ec7\u97f3\u9891\u548c\u89c6\u50cf\u6570\u636e\u7684\u65b9\u5f0f\u53ef\u4f7f\u5f97\u8bfb\u53d6\u89c6\u9891\u6570 \u636e\u6d41\u65f6\u80fd\u66f4\u6709\u6548\u5730\u4ece\u5b58\u50a8\u5a92\u4ecb\u5f97\u5230\u8fde\u7eed\u7684\u4fe1\u606f\u3002\u6784\u6210\u4e00\u4e2aAVI\u6587\u4ef6\u7684\u4e3b\u8981\u53c2\u6570\u5305\u62ec\u89c6\u50cf\u53c2\u6570\u3001\u4f34\u97f3\u53c2\u6570\u548c\u538b\u7f29\u53c2\u6570\u7b49\uff1a <\/p>\n<p>\u4e00\u3001\u89c6\u50cf\u53c2\u6570<br \/>\n    <br \/>1\u3001\u89c6\u7a97\u5c3a\u5bf8\uff08Video size\uff09\uff1a\u6839\u636e\u4e0d\u540c\u7684\u5e94\u7528\u8981\u6c42\uff0cAVI\u7684\u89c6\u7a97\u5927\u5c0f\u6216\u5206\u8fa8\u7387\u53ef\u3000 \u63094\uff1a3\u7684\u6bd4\u4f8b\u6216\u968f\u610f\u8c03\u6574\uff1a\u5927\u5230\u5168\u5c4f640\u00d7480\uff0c\u5c0f\u5230160\u00d7120\u751a\u81f3\u66f4\u4f4e\u3002<br \/>\n    <br \/>\u7a97\u53e3\u8d8a\u5927\uff0c\u89c6\u9891\u6587\u4ef6\u7684\u6570\u636e\u91cf\u8d8a\u5927\u3002<br \/>\n    <br \/>2\u3001\u5e27\u7387\uff08Frames per second\uff09\uff1a\u5e27\u7387\u4e5f\u53ef\u4ee5\u8c03\u6574\uff0c\u800c\u4e14\u4e0e\u6570\u636e\u91cf\u6210\u6b63\u6bd4\u3002\u4e0d\u540c\u7684\u5e27\u7387\u4f1a\u4ea7\u751f\u4e0d\u540c\u7684\u753b\u9762\u8fde\u7eed\u6548\u679c\u3002 <\/p>\n<p>\u4e8c\u3001 \u4f34\u97f3\u53c2\u6570\uff1a\u5728AVI\u6587\u4ef6\u4e2d\uff0c\u89c6\u50cf\u548c\u4f34\u97f3\u662f\u5206\u522b\u5b58\u50a8\u7684\uff0c\u56e0\u6b64\u53ef\u4ee5\u628a\u4e00\u6bb5\u89c6\u9891\u4e2d\u7684\u89c6\u50cf\u4e0e\u53e6\u4e00\u6bb5\u89c6\u9891\u4e2d\u7684\u4f34\u97f3\u7ec4\u5408\u5728\u4e00\u8d77\u3002AVI \u6587\u4ef6\u4e0eWAV\u6587\u4ef6\u5bc6\u5207\u76f8\u5173\uff0c\u56e0\u4e3aWAV\u6587\u4ef6\u662fAVI\u6587\u4ef6\u4e2d\u4f34\u97f3\u4fe1\u53f7\u7684\u6765\u6e90\u3002\u4f34\u97f3\u7684\u57fa\u672c\u53c2\u6570\u4e5f\u5373WAV\u6587\u4ef6\u683c\u5f0f\u7684\u53c2\u6570\uff0c\u9664\u6b64\u4ee5\u5916\uff0cAVI\u6587\u4ef6\u8fd8\u5305\u62ec\u4e0e\u97f3\u9891\u6709 \u5173\u7684\u5176\u4ed6\u53c2\u6570\uff1a<br \/>\n    <br \/>1\u3001\u89c6\u50cf\u4e0e\u4f34\u97f3\u7684\u4ea4\u7ec7\u53c2\u6570\uff08Interlace Audio Every X Frames\uff09<br \/>\n    <br \/>AVI\u683c\u5f0f\u4e2d\u6bcfX\u5e27\u4ea4\u7ec7\u5b58\u50a8\u7684\u97f3\u9891\u4fe1\u53f7\uff0c\u4e5f\u5373\u4f34\u97f3\u548c\u89c6\u50cf\u4ea4\u66ff\u7684\u9891\u7387X\u662f\u53ef\u8c03\u53c2\u3000 \u6570\uff0cX\u7684\u6700\u5c0f\u503c\u662f\u4e00\u5e27\uff0c\u5373\u6bcf\u4e2a\u89c6\u9891\u5e27\u4e0e\u97f3\u9891\u6570\u636e\u4ea4\u7ec7\u7ec4\u7ec7\uff0c\u8fd9\u662fCD\uff0dROM\u4e0a\u4f7f\u7528\u7684\u9ed8\u8ba4\u503c\u3002\u4ea4\u7ec7\u53c2\u6570\u8d8a\u5c0f\uff0c\u56de\u653eAVI\u6587\u4ef6\u65f6\u8bfb\u5230\u5185\u5b58\u4e2d\u7684\u6570\u636e\u6d41\u8d8a\u5c11\uff0c\u56de\u653e 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<\/p>\n<p>\u4e09\u3001\u538b\u7f29\u53c2\u6570\uff1a\u5728\u91c7\u96c6\u539f\u59cb\u6a21\u62df\u89c6\u9891\u65f6\u53ef\u4ee5\u7528\u4e0d\u538b\u7f29\u7684\u65b9\u5f0f\uff0c\u8fd9\u6837\u53ef\u4ee5\u83b7\u5f97\u6700\u4f18\u79c0\u7684\u56fe\u50cf\u8d28\u91cf\u3002\u7f16\u8f91\u540e\u5e94\u6839\u636e\u5e94\u7528\u73af\u5883\u73af\u62e9\u5408\u9002\u7684\u538b\u7f29\u53c2\u6570\u3002 <\/p>\n<p>AVI\u6570\u5b57\u89c6\u9891\u7684\u7279\u70b9 <\/p>\n<p>AVI\u53ca\u5176\u64ad\u653e\u5668VFW\u5df2\u6210\u4e3a\u4e86PC\u673a\u4e0a\u6700\u5e38\u7528\u7684\u89c6\u9891\u6570\u636e\u683c\u5f0f\uff0c\u662f\u7531\u4e8e\u5176\u5177\u6709\u5982\u4e0b\u7684\u4e00\u4e9b\u663e\u8457\u7279\u70b9\uff1a <\/p>\n<p>\u4e00\u3001 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