<?xml version="1.0" encoding="utf-8"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"><channel><title>MagicLen</title><link>https://magiclen.org/2020/03/feed</link><description>多元化原創文章，內容包羅萬象，有程式語言、網站應用、軟體介紹、硬體介紹、作業系統、旅行遊記、專題採訪、益智問題、文學創作，以及作者們的知識分享和作品分享。</description><language>zh-TW</language><lastBuildDate>Wed, 15 Apr 2026 22:12:15 +0000</lastBuildDate><sy:updatePeriod>hourly</sy:updatePeriod><sy:updateFrequency>8</sy:updateFrequency><sy:updateBase>1970-01-01T00:00+00:00</sy:updateBase><item><title>x264的preset與編碼速度、影片畫質以及位元率的關聯</title><link>https://magiclen.org/x264-preset</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2020/01/crf-time-220x162.png" srcset="https://magiclen.org/wp-content/uploads/2020/01/crf-time-220x162.png 1x, https://magiclen.org/wp-content/uploads/2020/01/crf-time-440x324.png 2x, https://magiclen.org/wp-content/uploads/2020/01/crf-time-660x486.png 3x" alt="">
H.264是由多個組織組成的JVT(Joint Video Team)在2000年代所制定的標準，也被分類在MPEG-4之下(MPEG-4 Part 10)，也稱為MPEG-4 AVC，可以寫成H.264/AVC。H.264可在相同畫質下提供比過去MPEG-4標準更低的位元率。代表的編碼器為x264。x264有個很方便的編碼參數─preset，它可以幫助我們快速設定x264編碼時所用的眾多參數。依...]]></description><category>研究分享</category><category>軟體介紹</category><category>AVC</category><category>FFmpeg</category><category>SSIM</category><category>x264</category><category>影音</category><guid>https://magiclen.org/x264-preset</guid><pubDate>Tue, 31 Mar 2020 12:00:55 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>DOSBox 跨平台的DOS模擬器，玩DOS經典遊戲的好幫手</title><link>https://magiclen.org/dosbox</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2020/01/shot-06-220x162.png" srcset="https://magiclen.org/wp-content/uploads/2020/01/shot-06-220x162.png 1x, https://magiclen.org/wp-content/uploads/2020/01/shot-06-440x324.png 2x, https://magiclen.org/wp-content/uploads/2020/01/shot-06-660x486.png 3x" alt="">
隨著時代的變遷，科技愈來愈進步，傳統的DOS遊戲幾乎絕版，退下潮流。但是人總要慎終追遠，偶爾回味一下古早的DOS遊戲也是很不錯的。可是……目前常用的作業系統，已經不支援DOS模式了，根本就無法運行這些DOS遊戲。要如何解決這些問題呢？用虛擬機器回到過去Windows 95、Windows 98的時代？不用！只要有了DOSBox，就能讓您在Linux、Windows、macOS等非Windows 9...]]></description><category>軟體介紹</category><category>作業系統</category><category>DOS</category><category>Linux</category><category>Windows</category><category>電子遊戲</category><category>macOS</category><category>DOSBox</category><category>軒轅劍</category><category>大宇資訊</category><guid>https://magiclen.org/dosbox</guid><pubDate>Thu, 26 Mar 2020 20:00:51 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>Linux 要如何優化SSD(固態硬碟)？</title><link>https://magiclen.org/linux-ssd-optimization</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2020/03/shot-01-220x162.png" srcset="https://magiclen.org/wp-content/uploads/2020/03/shot-01-220x162.png 1x, https://magiclen.org/wp-content/uploads/2020/03/shot-01-440x324.png 2x, https://magiclen.org/wp-content/uploads/2020/03/shot-01-660x486.png 3x" alt="">
SSD(固態硬碟)的優化是個老議題了，不外乎就是4K對齊、減少寫入次數並清理「髒掉的」磁區。那麼這些事項在Linux作業系統下要如何進行呢？]]></description><category>研究分享</category><category>Linux</category><category>Linux</category><category>硬碟</category><guid>https://magiclen.org/linux-ssd-optimization</guid><pubDate>Tue, 24 Mar 2020 12:00:19 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>Intel 545s 512GB SATA3 2.5吋固態硬碟開箱</title><link>https://magiclen.org/intel-545s-512gb-sata3</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2020/03/P1100192-220x162.jpg" srcset="https://magiclen.org/wp-content/uploads/2020/03/P1100192-220x162.jpg 1x, https://magiclen.org/wp-content/uploads/2020/03/P1100192-440x324.jpg 2x, https://magiclen.org/wp-content/uploads/2020/03/P1100192-660x486.jpg 3x" alt="">
三年多前買的Intel 535 480GB SATA3 2.5吋固態硬碟用沒多久S.M.A.R.T.就無法讀取，就連電腦也開始時而抓得到硬碟時而抓不到硬碟了。所幸終於有空將這顆硬碟自行向Intel RMA，換成新的Intel 545s 512GB SATA3 2.5吋固態硬碟。雖然乍看之下型號從535升級到545s，容量也從480GB升級到512GB，但是NAND顆粒從原本的MLC變成TLC，這樣...]]></description><category>敗金開箱</category><category>硬體介紹</category><category>Intel</category><category>硬碟</category><guid>https://magiclen.org/intel-545s-512gb-sata3</guid><pubDate>Thu, 19 Mar 2020 12:00:27 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>羅技Logitech K380 藍芽迷你鍵盤開箱</title><link>https://magiclen.org/logitech-k380</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2019/12/P1090764-220x162.jpg" srcset="https://magiclen.org/wp-content/uploads/2019/12/P1090764-220x162.jpg 1x, https://magiclen.org/wp-content/uploads/2019/12/P1090764-440x324.jpg 2x, https://magiclen.org/wp-content/uploads/2019/12/P1090764-660x486.jpg 3x" alt="">
先前可能是少根筋，購買無線鍵盤的時候都沒有去注意鍵盤的「長度」，是以雖買了幾次無線鍵盤，卻因長度將近45公分而難以攜帶，用了好幾年後才漸漸有所察覺，於是乎這次想選購USB無線、使用鹼性電池、輕薄短小且安靜好打的鍵盤。]]></description><category>敗金開箱</category><category>硬體介紹</category><category>羅技</category><category>鍵盤</category><guid>https://magiclen.org/logitech-k380</guid><pubDate>Tue, 17 Mar 2020 12:00:30 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>東芝TOSHIBA Hayabusa 32GB USB 3.0 x2 隨身碟開箱</title><link>https://magiclen.org/toshiba-hayabusa-32gb-usb3</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2019/12/P1100037-220x162.jpg" srcset="https://magiclen.org/wp-content/uploads/2019/12/P1100037-220x162.jpg 1x, https://magiclen.org/wp-content/uploads/2019/12/P1100037-440x324.jpg 2x, https://magiclen.org/wp-content/uploads/2019/12/P1100037-660x486.jpg 3x" alt="">
由於手邊的USB隨身碟寫入速度愈來愈慢了，所以打算再入手兩支隨身碟用作開機或是存放影印用文件。有了先前的使用經驗，此次選購隨身碟時特意避開無蓋式(包含旋轉式和滑蓋式)的，因為這類產品的外殼壽命似乎比較差，USB接頭也比較容易氧化。然後又想到十年前筆者高中的時候在資訊展花230元購買的TOSHIBA 4GB有蓋式隨身碟用到現在還沒壞，只是寫入速度下降了，所以決定再次購買TOSHIBA的隨身碟，就入手...]]></description><category>敗金開箱</category><category>硬體介紹</category><category>隨身碟</category><category>TOSHIBA</category><guid>https://magiclen.org/toshiba-hayabusa-32gb-usb3</guid><pubDate>Thu, 12 Mar 2020 12:00:39 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>全漢CST110小神殿機殼開箱與AMD R9 3900X 12核心64GB記憶體電腦組裝</title><link>https://magiclen.org/fsp-cst110</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2019/12/%E6%9C%AA%E5%91%BD%E5%90%8D-1-220x162.jpg" srcset="https://magiclen.org/wp-content/uploads/2019/12/%E6%9C%AA%E5%91%BD%E5%90%8D-1-220x162.jpg 1x, https://magiclen.org/wp-content/uploads/2019/12/%E6%9C%AA%E5%91%BD%E5%90%8D-1-440x324.jpg 2x, https://magiclen.org/wp-content/uploads/2019/12/%E6%9C%AA%E5%91%BD%E5%90%8D-1-660x486.jpg 3x" alt="">
開箱開了一個月，總算要來開最後的機殼，並將之前的零組件組裝起來啦！筆者此次的目標是要組出一個「可以被放置在後背包」或是「可以被單手提起」容易移動且CPU擁有12核心以上的桌上型電腦。在一番搜索和嘗試之後，最終決定選擇使用全漢的CST110。]]></description><category>敗金開箱</category><category>硬體介紹</category><category>Cooler Master</category><category>CPU</category><category>RAM</category><category>微星</category><category>顯示卡</category><category>mprober</category><category>AMD</category><category>芝奇</category><category>海盜船</category><category>電源供應器</category><category>貓頭鷹</category><category>全漢</category><category>機殼</category><category>桌上型電腦</category><category>散熱器</category><category>散熱膏</category><guid>https://magiclen.org/fsp-cst110</guid><pubDate>Tue, 10 Mar 2020 12:00:34 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>貓頭鷹noctua NF-A12x15 PWM散熱風扇開箱</title><link>https://magiclen.org/noctua-a12x15</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2019/12/P1080401-220x162.jpg" srcset="https://magiclen.org/wp-content/uploads/2019/12/P1080401-220x162.jpg 1x, https://magiclen.org/wp-content/uploads/2019/12/P1080401-440x324.jpg 2x, https://magiclen.org/wp-content/uploads/2019/12/P1080401-660x486.jpg 3x" alt="">
由於實在很希望自己的電腦能夠小聲一點，所以打算把先前購買的大手裏劍3的風扇換成貓頭鷹的風扇，便入手了這顆NF-A12x15 PWM風扇。]]></description><category>敗金開箱</category><category>硬體介紹</category><category>貓頭鷹</category><category>散熱器</category><guid>https://magiclen.org/noctua-a12x15</guid><pubDate>Thu, 5 Mar 2020 12:00:22 +0800</pubDate><dc:creator>Magic Len</dc:creator></item><item><title>貓頭鷹noctua NF-A8 PWM x2散熱風扇開箱</title><link>https://magiclen.org/noctua-nf-a8</link><description><![CDATA[    <img src="https://magiclen.org/wp-content/uploads/2019/12/P1080483-220x162.jpg" srcset="https://magiclen.org/wp-content/uploads/2019/12/P1080483-220x162.jpg 1x, https://magiclen.org/wp-content/uploads/2019/12/P1080483-440x324.jpg 2x, https://magiclen.org/wp-content/uploads/2019/12/P1080483-660x486.jpg 3x" alt="">
一部桌上型電腦的散熱能力，除了與CPU散熱器有關之外，機殼的散熱能力也是有很大的影響。尤其是像X570這種本就溫度偏高的主機板，機殼的對流一定要好，否則熱還是會積在機殼內，導致溫度顯著上升，所以替電腦機殼加上散熱風扇是很重要的。比較常見的機殼風扇尺寸是8公分和12公分，雖然這種風扇可能幾十元就能買到，壽命也不短，但是風量和噪音的控制是非常糟的。為了使用風量和噪音達最佳的平衡，筆者選擇購買貓頭鷹的N...]]></description><category>敗金開箱</category><category>硬體介紹</category><category>貓頭鷹</category><category>散熱器</category><guid>https://magiclen.org/noctua-nf-a8</guid><pubDate>Tue, 3 Mar 2020 12:00:07 +0800</pubDate><dc:creator>Magic Len</dc:creator></item></channel></rss>