{"id":697,"date":"2024-09-02T00:32:43","date_gmt":"2024-09-01T16:32:43","guid":{"rendered":"https:\/\/www.kakosci.com\/?p=697"},"modified":"2024-09-02T00:45:09","modified_gmt":"2024-09-01T16:45:09","slug":"%e8%a7%86%e9%a2%91%e5%8e%8b%e7%bc%a9%e9%ad%94%e6%b3%95-h-264","status":"publish","type":"post","link":"https:\/\/www.kakosci.com\/index.php\/2024\/09\/02\/%e8%a7%86%e9%a2%91%e5%8e%8b%e7%bc%a9%e9%ad%94%e6%b3%95-h-264\/","title":{"rendered":"\u89c6\u9891\u538b\u7f29\u9b54\u6cd5\u2014\u2014H.264"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u6709\u4eba\u8bf4\uff0cph\u53ea\u4f1a\u53d1\u6da9\u6da9\uff1b\u6709\u4eba\u8bf4\uff0cph\u53ea\u4f1a\u6c34\u8d34\uff1b\u8fd8\u6709\u4eba\u8bf4\uff0cph\u53ea\u4f1a\u7528\u53d1\u6da9\u6da9\u6765\u6c34\u8d34\u3002\u4eca\u5929\uff0c\u6211\u5c31\u8981\u8bc1\u660e\uff0c\u4ed6\u4eec\u8bf4\u7684\u786e\u5b9e\u662f\u5bf9\u7684\ud83d\ude25<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f46\u662f\u6211\u8fd8\u662f\u4f1a\u53d1\u6280\u672f\u6027\u7684\u6587\u7ae0\u7684\uff08\u5927\u6982\uff09\uff0c\u4ee3\u8868\u4f5c\u4e3a\u539f\u795e\u62bd\u5361\u673a\u5236\u8be6\u89e3\uff08\u4e5f\u4e0d\u662f\u5f88\u8be6\uff09\uff08\u987a\u4fbf\u8299\u8299\u4e13\u6b66\u590d\u523b\u6c60\u5b50\u592a\u70c2\u4e86\u4e5f\u6ca1\u62bd\u607c\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6240\u4ee5\u4eca\u5929\u6211\u8981\u6765\u8bb2\u4e00\u4e2a\u6545\u4e8b\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6709\u4e00\u5929\uff0cph\u5728\u642c\u8fd0\u4e00\u4e2a10\u5c0f\u65f6\u957f\u7684meme\u89c6\u9891\u7684\u65f6\u5019\uff0c\u6302\u7740\u526a\u8f91\u8f6f\u4ef6\u6e32\u67d3\u6210\u54c1\uff0c\u5c31\u51fa\u53bb\u5403\u996d\u4e86\u3002\u5728\u53bb\u996d\u5802\u7684\u8def\u4e0a\uff0c\u6211\u60f3\u4e86\u60f3\u90a38\u4e2ag\u7684\u89c6\u9891\u8be5\u6709\u591a\u5c11\u4fe1\u606f\u554a\u3002\u7136\u540e\u6309\u7167\u6211\u6700\u5929\u771f\u65e0\u90aa\u53ef\u7231\u7eaf\u771f\u7684\u7b97\u6cd5\uff0c\u6211\u5728\u8111\u6d77\u91cc\u5199\u5230\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">$$ \\left ( 1920 \u00d7 1080 \\right )_{\u50cf\u7d20} \u00d7 3_{\u5b57\u8282\u6bcf\u50cf\u7d20} \u00d7 60_{\u5e27\u6bcf\u79d2} = 355.96\\ MB\/s $$<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u7684\u8bdd\uff0c\u4e00\u4e2a10\u5c0f\u65f6\u957f\u7684\u89c6\u9891\u5c31\u5f97\u6709&#8230;&#8230;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">$$ 355.96\\ MB\/s \u00d7 \\left ( 10 \u00d7 3600 \\right )_{\u79d2} = 12.22\\ TB $$<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u64e6\u4e86\u64e6\u5934\u4e0a\u7684\u51b7\u6c57\uff0c\u786e\u8ba4\u4e86\u81ea\u5df1\u770b\u5230\u7684\u89c6\u9891\u6587\u4ef6\u786e\u786e\u5b9e\u5b9e\u662f8g\u5927\u4e4b\u540e\uff0c\u6211\u4e0d\u7981\u60f3\u7740\uff0c\u4e3a\u4ec0\u4e48\u89c6\u9891\u538b\u7f29\u8fd9\u4e48\u731b\u5462\uff1f\u5403\u5b8c\u996d\u56de\u6765\u4e00\u641c\uff0c\u90a3\u5c31\u662f\u6211\u4e0eH.264\u547d\u8fd0\u4e2d\u7684\u9082\u9005&#8230;&#8230;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e3e\u4e2a\u6817\u5b50\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u82f9\u679c\u4e3b\u9875\u7684\u4e00\u5f20png\u622a\u56fe\uff0c\u5927\u5c0f\u4e3a1015 KB\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"738\" src=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/outputFrame-1024x738.png\" alt=\"\" class=\"wp-image-715\" srcset=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/outputFrame-1024x738.png 1024w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/outputFrame-300x216.png 300w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/outputFrame-768x553.png 768w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/outputFrame-1536x1106.png 1536w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/outputFrame-670x483.png 670w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/outputFrame.png 1602w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u8fd9\u662f\u82f9\u679c\u4e3b\u9875\u7684\u4e00\u4e2a5\u79d2\u949f\u957f60fps\u7684\u89c6\u9891\uff0c\u5927\u5c0f\u4e3a175 KB\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-video\"><video height=\"1144\" style=\"aspect-ratio: 1220 \/ 1144;\" width=\"1220\" controls src=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/VideoH264.mp4\"><\/video><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ec6\u5fc3\u7684\u8bfb\u8005\u53ef\u80fd\u60f3\u8bf4\uff1a\u55ef\uff1f\u4f60\u8fd9\u6587\u4ef6\u5927\u5c0f\u4e0d\u5bf9\u554a\uff0c\u662f\u4e0d\u662f\u5199\u53cd\u4e86\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ca1\u5199\u53cd\uff0c300\u5e27\u7684H.264\u89c6\u9891\u7684\u5927\u5c0f \u5c31\u662f 1\u5f20png\u56fe\u7247\u5927\u5c0f\u7684 1\/15\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u662f\u4e0d\u662f\u5f88\u9b54\u6cd5\uff1f\u90a3\u786e\u5b9e\u5f88\u9b54\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u63a5\u4e0b\u6765\uff0c\u5c31\u8ba9\u6211\u6765\u8bb2\u8bb2H.264\u7684\u4f1f\u529b\u7684\u4e00\u89d2\uff1a\u53bb\u6389\u6bcf\u4e00\u5e27\u7684\u9ad8\u9891\u4fe1\u606f\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e27\uff1f\u9ad8\u9891\u4fe1\u606f\uff1f\u56fe\u7247\u54ea\u6765\u7684\u9891\u7387\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u5e38\u597d\u95ee\u9898\uff0c\u4f7f\u6211\u7684\u56fe\u7247\u8fdb\u884c\u5feb\u901f\u5085\u91cc\u53f6\u53d8\u6362\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u597d\u5427\uff0c\u8bf4\u771f\u7684\uff0c\u8fd8\u662f\u76f4\u89c2\u4e00\u70b9\u7406\u89e3\u597d\u5566\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u5b9e\u56fe\u7247\u7684\u9891\u7387\u548c\u56fe\u7247\u50cf\u7d20\u7684\u53d8\u5316\u5feb\u6162\uff08\u4e5f\u5c31\u662f\u68af\u5ea6\uff09\u6709\u5173\u3002\u53d8\u5316\u8d8a\u5feb\uff0c\u9891\u7387\u5c31\u8d8a\u9ad8\u3002\u6bd4\u5982\u8fd9\u5f20\u56fe\u7247\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"471\" src=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/CompressedImage-1-1024x471.jpg\" alt=\"\" class=\"wp-image-718\" srcset=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/CompressedImage-1-1024x471.jpg 1024w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/CompressedImage-1-300x138.jpg 300w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/CompressedImage-1-768x353.jpg 768w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/CompressedImage-1-1536x706.jpg 1536w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/CompressedImage-1-2048x942.jpg 2048w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/CompressedImage-1-670x308.jpg 670w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5de6\u8fb9\u662f\u539f\u56fe\uff0c\u53f3\u8fb9\u662f\u628a\u9ad8\u9891\u4fe1\u606f\u53bb\u6389\u7684\u56fe\u7247\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53ef\u4ee5\u770b\u5230\uff0c\u5728\u97f3\u54cd\u7f51\u683c\u8fd9\u4e9b\u5730\u65b9\u7684\u56fe\u7247\u9891\u7387\u5c31\u5f88\u9ad8\uff0c\u6240\u4ee5\u5728\u53f3\u56fe\u5c31\u6a21\u7cca\u4e86\uff0c\u53d8\u6210\u4e86\u5b83\u4f4e\u9891\u7387\u7684\u6837\u5b50\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ecf\u5e38\u4f7f\u7528.jpg\u7684\u5927\u4f19\u90fd\u77e5\u9053\uff0c\u5176\u5b9ejpeg\u683c\u5f0f\u4e5f\u6709\u8fd9\u4e48\u4e00\u6b65\uff0c\u800cpng\u4f5c\u4e3a\u65e0\u635f\u538b\u7f29\u5c31\u4e0d\u4f1a\u6254\u6389\u4efb\u4f55\u4fe1\u606f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u800c\u8fd9\u79cd\u5904\u7406\u7684\u80cc\u540e\u6b63\u662f\u5229\u7528\u4e86\u4eba\u7c7b\u773c\u775b\u7684\u5f31\u70b9\uff0c\u6211\u4eec\u7684\u773c\u775b\u5bf9\u9ad8\u9891\u7684\u4fe1\u606f\u5e76\u4e0d\u654f\u611f\uff0c\u5c31\u50cf\u4e0a\u9762\u7684\u5bf9\u6bd4\u56fe\uff0c\u8981\u662f\u4e0d\u7ec6\u770b\u5f88\u96be\u770b\u51fa\u533a\u522b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u8fc7\uff0c\u8fd9\u4e48\u5904\u7406\u5230\u5e95\u80fd\u8ba9\u6587\u4ef6\u5927\u5c0f\u5c0f\u591a\u5c11\u5462\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u53f3\u56fe\u662f\u5de6\u56fe7%\u7684\u5927\u5c0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>7%\uff01<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u987a\u4fbf\u7ed9\u5927\u5bb6\u770b\u770b\u5404\u79cd\u538b\u7f29\u7a0b\u5ea6\u7684\u9891\u57df\u548c\u56fe\u7247\u7684\u5bf9\u6bd4\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"561\" src=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/QuantizationHorizontalWithMasks-1-1024x561.jpg\" alt=\"\" class=\"wp-image-724\" srcset=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/QuantizationHorizontalWithMasks-1-1024x561.jpg 1024w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/QuantizationHorizontalWithMasks-1-300x164.jpg 300w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/QuantizationHorizontalWithMasks-1-768x421.jpg 768w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/QuantizationHorizontalWithMasks-1-1536x841.jpg 1536w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/QuantizationHorizontalWithMasks-1-2048x1122.jpg 2048w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/QuantizationHorizontalWithMasks-1-670x367.jpg 670w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5f53\u7136\uff0c\u8fd9\u4e48\u4e00\u7b97\u8fd8\u662f\u4e0d\u591f\u3002\u90a312.22 TB\u7684\u5927\u5c0f\u4e58\u4e867%\u8fd8\u662f\u6709876 GB\u3002\u6240\u4ee5\u63a5\u4e0b\u6765\u5c31\u8981\u8bf7\u51faH.264\u7684\u4e0b\u4e00\u4e2a\u4f1f\u529b\uff1a\u8272\u5ea6\u4e8c\u6b21\u91c7\u6837<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8272\u5ea6\uff1f\u4e8c\u6b21\u91c7\u6837\uff1f\u8272\u5ea6\u53c8\u662f\u4ec0\u4e48\u4e1c\u897f\uff1f\uff08\u4f3c\u66fe\u76f8\u8bc6\u7684\u95ee\u53e5\u7ed3\u6784&#8230;&#8230;\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6211\u4eb2\u7231\u7684\u8bfb\u8005\uff0c\u6211\u77e5\u9053\u4f60\u5f88\u6025\uff0c\u4f60\u5148\u522b\u6025\uff0c\u7531\u6211\u7ed9\u4f60\uff08\u4e5f\u4e0d\u662f\u5f88\u6162\u7684\uff09\u6162\u6162\u9053\u6765\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u7740\u5b66\u6821\u7684\u5927\u5c4f\u8d34\u8138\u770b\u7684\u5927\u4f19\u90fd\u77e5\u9053\uff08\u6216\u8005\u89c6\u529b\u6bd4\u8f83\u597d\u53ef\u4ee5\u76ef\u7740\u81ea\u5df1\u7535\u8111\u5c4f\u5e55\u770b\uff09\uff0c\u5c4f\u5e55\u662f\u7531\u7ea2\u7eff\u84dd\uff08RGB\uff09\u4e09\u79cd\u989c\u8272\u7684\u5149\u70b9\u7ec4\u6210\u7684\uff08well\uff0c\u6709\u4e9b\u5b66\u6821\u7684\u5783\u573eLED\u5c4f\u53ea\u6709\u7ea2\u8272\u50cf\u7d20\u70b9\uff09\u3002\u56fe\u7247\u4e5f\u662f\u5982\u6b64\uff0c\u5728\u524d\u9762\u8ba1\u7b97\u6bcf\u4e2a\u50cf\u7d20\u7684\u5b57\u8282\u6570\u65f6\u5b57\u8282\u6570\u4e3a3\u5c31\u662f\u56e0\u4e3aRGB\u6bcf\u4e2a\u5206\u91cf\u90fd\u7528\u4e00\u4e2a\u5b57\u8282\u6765\u5b58\u50a8\uff08\u8001\u5bb6\u4f19\u80af\u5b9a\u542c\u8fc724\u4f4d\u771f\u5f69\u5427\uff09\u3002\u50cf\u7d20\u7684RGB\u503c\u5c31\u53ef\u4ee5\u7406\u89e3\u4e3a\u50cf\u7d20\u7684\u8272\u5ea6\u4e86\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u90a3\u4e48\u4e8c\u6b21\u91c7\u6837\u53c8\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u91cc\u53c8\u4e0d\u5f97\u4e0d\u8bf4\u4eba\u7c7b\u773c\u775b\u7684\u53e6\u4e00\u4e2a\u7279\u70b9\u4e86\uff0c\u4eba\u7c7b\u773c\u775b\u5bf9\u4eae\u5ea6\u4fe1\u606f\u7684\u654f\u611f\u7a0b\u5ea6\u6bd4\u5bf9\u989c\u8272\u4fe1\u606f\u7684\u654f\u611f\u7a0b\u5ea6\u8981\u9ad8\u5f88\u591a\u5f88\u591a\u3002\u4eba\u773c\u4e2d\u5168\u90e8\u7684\u611f\u5149\u7ec6\u80de\u4e5f\u5c31\u5927\u7ea6\u4e00\u4ebf\u4e09\u5343\u4e03\u767e\u4e07\u4e2a,\u5176\u4e2d\u89c6\u6746\u7ec6\u80de\u5c31\u5360\u4e8695%\uff08\u7ea61\u4ebf3\u5343\u4e07\uff09\uff0c\u800c\u89c6\u9525\u7ec6\u80de\u4ec5\u6709\u7ea67\u767e\u4e07\u4e2a\u3002\u89c6\u6746\u7ec6\u80de\u4e13\u95e8\u8d1f\u8d23\u611f\u5e94\u4eae\u5ea6\uff0c\u636e\u8bf4\u8fde\u4e00\u4e2a\u5149\u5b50\u7684\u523a\u6fc0\u90fd\u80fd\u611f\u53d7\u5230\u3002\u800c\u89c6\u9525\u7ec6\u80de\u8d1f\u8d23\u611f\u5e94\u989c\u8272\u3002\u603b\u7ed3\u6765\u8bf4\u5c31\u662f\uff0c\u4eba\u773c\u8272\u8272dame\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"301\" height=\"301\" src=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/f1de447e79ff4d1091662a416027ec94.jpeg\" alt=\"\" class=\"wp-image-735\" srcset=\"https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/f1de447e79ff4d1091662a416027ec94.jpeg 301w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/f1de447e79ff4d1091662a416027ec94-150x150.jpeg 150w, https:\/\/www.kakosci.com\/wp-content\/uploads\/2024\/09\/f1de447e79ff4d1091662a416027ec94-200x200.jpeg 200w\" sizes=\"auto, (max-width: 301px) 100vw, 301px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e48\u4e00\u8bf4\uff0c\u806a\u660e\u7684\u8bfb\u8005\u5e94\u8be5\u731c\u5230\u63a5\u4e0b\u6765\u6211\u4eec\u5728\u54ea\u91cc\u4e0b\u5200\u4e86\u5427\u3002\u6ca1\u9519\uff0c\u6211\u76f4\u63a5\u5bf9\u7740\u989c\u8272\u4fe1\u606f\u731b\u780d\uff01<\/p>\n\n\n\n<p 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