Using the free software使用免費軟件 VideoSpec videospec , you can determine which audio and video codecs are required for watching a video file, the audio and video bitrates, and much, much more. ,您可以確定哪些音頻和視頻編解碼器都需要觀看的視頻文件,音頻和視頻bitrates ,不多,更多的工作。
Note: this tutorial uses a slightly older version of VideoSpec. 注:本教程採用了稍微舊版本的videospec 。 The steps and screenshots are very close, though not exact, to the current version.步驟和畫面非常接近,雖然沒有確切的,到當前版本。
- Once installed, launch VideoSpec from your Applications menu.一旦安裝後,發射videospec從您的應用程序菜單。 Drag a video file into the Name: field.拖動一個視頻文件到名稱:外地。
- VideoSpec will quickly analyze the file. videospec很快就會分析該文件。
- Once the file has loaded, the General Parameters tab will display info on that video.一旦檔案裝, 一般參數的標籤將顯示的信息,視頻。 One of the areas you’ll want to look at carefully if you’re having trouble playing the video is the QuickTime Player Compatibility section.的地區之一,您想要看仔細如果您無法玩視頻是QuickTime播放的兼容性一節。 In it you’ll find out if QuickTime itself can play the file, if it requires additional components to play the file, or if it can’t play the video at all.在這你會發現,如果本身的QuickTime可以播放該文件,如果它需要額外的元件,以播放該文件,或者如果它不能播放視頻在所有。
With the file I’ve used as an example (see screenshot below) you’ll see that QuickTime can play the video, but it requires additional components to do so.與該文件我已經作為一個例子,用來(見下面的截圖)您會看到的QuickTime可以播放視頻,但它需要額外的元件這樣做。 The components it requires are Perian, Flip4Mac and/or DivX.組成它要求是佩里安, flip4mac和/或DivX的。 VideoSpec will also list additional video players that can play the currently loaded file. videospec也會列出額外的視頻播放器可以播放目前載入檔案。 In this case, the video can be viewed in VLC or MPlayer for OS X.在這種情況下,視頻可以看在vlc或MPlayer的為OS X的
- Select the Video Track Parameters tab for detailed information on the video track itself.選擇視頻軌道參數標籤的詳細資料,視頻跟踪本身。 In the example below, the file is clearly labeled in the Video track format: field as an MPEG-4 XviD video .在下面的例子中,該文件清楚地標示在視頻軌道格式:作為一個領域的MPEG - 4 xvid視頻 。 The Encoding library: confirms that XviD 1.1.2 was used to encode the video. 編碼庫:確認xvid 1.1.2是用來編碼視頻。
- Select the Audio Track Parameters tab for detailed info on the audio track that the video uses.選擇音軌參數標籤的詳細信息,音軌這盤錄像帶用途。 Here you’ll be able to determine what the audio format is (in my case, MP3) and the encoding properties (126 Variable Bitrate etc).在這裡,您將能夠確定哪些音頻格式是(在我的情況下, MP3播放)和編碼性能( 126可變比特率等) 。
- Finally, if you ever want to compare two files, use the Files Comparison tab.最後,如果你要比較兩個文件,使用文件比較標籤。 Load the first video using the method outlined in step #1, and then click the Select Second File button to load the second video.負載的首盤錄像帶使用方法概述的步驟# 1 ,然後按一下選擇第二個文件按鈕負荷的第二次影片。 You’ll be presented with a side by side comparison of the two videos, making it quite easy to determine the differences between them.您會得到一個並排比較兩個影片,使相當容易,以確定他們之間的分歧。






















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