在这篇文章中，我们将帮助您使用一些免费的视频旋转器软件和在线工具来(free video rotator software and online tools)旋转视频(rotate videos )。您可以将旋转角度设置为顺时针或逆时针 90 度、270 度(90 degrees clockwise or anticlockwise, 270 degrees)等。如果某些视频是倒置的，或者它的方向是纵向或横向并且您想要更改它，那么这些工具可能会派上用场。您将能够保存旋转后的视频(save the rotated video)，并且输出中不会有水印。
虽然有一些免费的媒体播放(free media players)器可以让您旋转视频，但这些工具无助于保存旋转角度的输出。为此，这篇文章中介绍的工具很有帮助。
(Rotate)使用免费的视频旋转器软件和在线工具旋转视频
我们创建了 2 个免费软件和 3 个免费在线视频旋转工具的列表。这些都是：
- 电影旋转器
- 免费视频翻转和旋转
- (Ezgif.com)带有旋转视频在线(Rotate Video Online)工具的Ezgif.com
- 在线视频切割机
- 旋转我的视频。
1]电影旋转器
Movie Rotator带有一个非常简单的界面，您可以在其中添加MOV、AVI、MP4、WMV或3GP格式的视频文件并旋转它。它可以让您将视频顺时针或逆时针方向旋转 90 度并进行预览。如果预览看起来不错，您可以将旋转后的视频保存为 MP4(save the rotated video in MP4)格式。
获取此工具(Get this tool)并安装它。它的界面有两个部分。左侧部分提供五个按钮：
- 打开按钮添加视频
- 播放和暂停按钮
- 顺时针按钮
- 逆时针按钮
- 保存(Save)按钮开始旋转过程并将旋转的视频以MP4格式存储到所需的文件夹。
左侧部分还有助于播放和预览视频。在右侧，您可以看到旋转过程。
2]免费视频翻转和旋转
顾名思义，此工具可以帮助您翻转和旋转视频(flip as well as rotate a video)。它可以让您将视频向右(90° right)（或顺时针）旋转 90°、向左 180°(left 180°)、向左旋转 90°、向上或向下、向左或向右翻转视频。添加任何支持的视频并将其保存为MKV、GIF、MP4或AVI视频。一个很好的功能是您可以在其界面上预览输入和旋转的视频(preview the input and rotated video) ，以便对输出有一个很好的了解。
使用此链接(Use this link)下载此免费视频翻转(Video Flip)和旋转(Rotate)软件。在其界面上，拖放一个视频文件。之后，使用播放按钮在左侧部分进行预览。现在您可以使用可用的旋转按钮，旋转视频的预览将在右侧部分可见。
要保存输出，请使用左下角的下拉菜单选择输出格式。使用保存(Save)按钮。将打开一个转换框。在那里您可以选择输出视频分辨率、音频比特率等。最后，按下继续(Continue)按钮，它将开始视频旋转过程。旋转完成后，您可以打开输出文件夹以使用旋转后的视频。
3]带有旋转视频(Rotate Video)在线工具的Ezgif.com
Ezgif网站带来了许多功能，例如GIF制作器、视频到 GIF 转换器、反转动画 GIF、GIF 到动画 PNG 转换器(GIF to animated PNG converter)等等。还提供了旋转视频(Rotate Video)在线工具，效果很好。其视频旋转器的免费计划可让您上传多达100 MB的视频文件。它支持MPEG(MPEG)、3GP、MP4、FLV和其他视频格式。
访问此工具(Access this tool)，然后添加在线视频或从您的桌面添加视频。之后，按Upload Video!按钮。现在您可以预览上传的视频并使用旋转选项。可用的旋转选项有 180 度、270 度和 90 度。选择一个选项。还提供了翻转视频的选项。
在下一步中，选择是要保留原始格式和编码，还是使用MP4作为输出格式。之后，使用Rotate Video! 按钮(Button)。它将处理视频，然后您可以预览旋转的视频。如果视频不错，请按保存(Save)按钮下载。
4]在线视频剪辑器
顾名思义，此工具有助于将视频剪切成小部分并将它们保存为单独的视频文件。但是这个在线视频切割(Online Video Cutter)器也可以用来旋转视频并保存旋转的视频。它的免费计划允许您上传最大500 MB的视频文件。您还可以在保存输出之前预览视频。
打开(Open the homepage)此在线工具的主页并删除支持的视频。您还可以添加在线视频或从您的Google Drive或Dropbox帐户导入视频。上传视频后，您可以使用旋转按钮将其旋转到 90、180 或 270 度，然后预览更改。还提供了设置输出视频的开始时间和结束时间以及裁剪视频的选项。它还可以让您保持相同的质量或设置输出质量。
输出准备好后，使用“保存(Save)”按钮。输出可以下载到您的 PC，或者您可以将其存储在您的Dropbox或Google Drive帐户中。
5]旋转我的视频
RotateMyVideo是一个非常简单的在线工具，可以顺时针和逆时针旋转视频。这个网站的好处是你只能得到原始格式的输出(get the output in original format only)。它还可以让您将视频比例更改为 16:9 或 4:3，但您也可以保持原始纵横比。没有提到上传视频的大小限制，但它为我成功上传了超过 200 MB 的视频文件。
打开(Open the homepage)此在线工具的主页，然后按Pick Video按钮从 PC 添加视频。上传视频后，使用旋转按钮，您可以预览输入视频的一帧。如果需要，请使用比率(Use Ratio)按钮，或者只需单击“旋转视频(Rotate Video)”按钮。旋转后的视频准备好后，将其保存到您的 PC。
希望这篇文章足以轻松旋转视频并保存旋转的视频。
阅读下一篇(Read next)：适用于 Windows 10 的最佳免费视频编辑软件(Best Free Video Editing Software for Windows 10)。
Rotate videos using these free video rotator software and online tools
In this post, we will help you rotate videos using some free video rotator software and online tools. You can set the rotation angle to 90 degrees clockwise or anticlockwise, 270 degrees, etc. If some video is upside down or its orientation is portrait or landscape and you want to change it, then these tools might come in handy. You will be able to save the rotated video and there will be no watermark in the output.
While there are some free media players that let you rotate the video, those tools don’t help to save the output with rotated angle. For that, the tools covered in this post are helpful.
Rotate videos using free video rotator software & online tools
We have created a list of 2 freeware and 3 free online video rotator tools. These are:
- Movie Rotator
- Free Video Flip and Rotate
- Ezgif.com with Rotate Video Online tool
- Online Video Cutter
- RotateMyVideo.
1] Movie Rotator
Movie Rotator comes with a very simple interface where you can add MOV, AVI, MP4, WMV, or 3GP format video file and rotate it. It lets you rotate a video to 90 degrees clockwise or anticlockwise direction and preview it. If the preview looks good, you can save the rotated video in MP4 format.
Get this tool and install it. Its interface has two sections. The left section provides five buttons:
- Open button to add a video
- Play and pause button
- Clockwise button
- Anticlockwise button
- Save button to begin the rotation process and store rotated video as MP4 format to the desired folder.
The left section also helps to play and preview the video. On the right-hand side, you can see the rotation process.
2] Free Video Flip and Rotate
As its name indicates, this tool can help you flip as well as rotate a video. It lets you rotate a video to 90° right (or clockwise), left 180°, rotate left 90°, flip video up or down, and left or right. Add any supported video and save it as MKV, GIF, MP4, or AVI video. One good feature is you can preview the input and rotated video on its interface to get a good idea about the output.
Use this link to download this Free Video Flip and Rotate software. On its interface, drag n drop a video file. After that, use the play button to preview it on the left section. Now you can use available rotate buttons and a preview of the rotated video will visible on the right section.
To save the output, select an output format using the drop-down menu available on the bottom left part. Use the Save button. A conversion box will open. There you can select output video resolution, audio bitrate, etc. Finally, press the Continue button, and it will begin the video rotation process. When the rotation is completed, you can open the output folder to use the rotated video.
3] Ezgif.com with Rotate Video online tool
Ezgif website brings a lot of features like GIF maker, video to GIF converter, reverse an animated GIF, GIF to animated PNG converter, and more. Rotate Video online tool is also provided it which works very well. The free plan of its video rotator lets you upload up to 100 MB video file. MPEG, 3GP, MP4, FLV, and other video formats are supported by it.
Access this tool and then add an online video or add a video from your desktop. After that, press Upload Video! button. Now you can preview the uploaded video and also use rotate options. Available rotate options are 180 degrees, 270 degrees, and 90 degrees. Select an option. The options to flip video are also present.
In the next step, select if you want to keep the original format and encoding, or use MP4 as output format. After that, use Rotate Video! Button. It will process the video and then you can preview the rotated video. If the video is good, press Save button to download it.
4] Online Video Cutter
As its name indicates, this tool helps to cut a video into small parts and save them as separate video files. But this Online Video Cutter can also be used to rotate a video and save the rotated video. Its free plan lets you upload a maximum 500 MB video file. You can also preview the video before saving the output.
Open the homepage of this online tool and drop a supported video. You can also add an online video or import a video from your Google Drive or Dropbox account. Once the video is uploaded, you can use the rotate button and rotate it to 90, 180, or 270 degrees, and preview the changes. The options to set the start time and end time for the output video and crop the video are also present. It also lets you keep the same quality or set quality for output.
When the output is ready, use the Save button. The output can be downloaded to your PC or you can store it in your Dropbox or Google Drive account.
5] RotateMyVideo
RotateMyVideo is a very simple online tool to rotate a video in a clockwise as well as an anticlockwise direction. The good thing about this website is you get the output in original format only. It also lets you change the video ratio to 16:9 or 4:3, but you can also keep the original aspect ratio. The size limit to upload a video is not mentioned but it successfully uploaded a video file of more than 200 MB for me.
Open the homepage of this online tool and press the Pick Video button to add a video from the PC. After uploading the video, use the rotate buttons and you can preview a frame of the input video. Use Ratio buttons if needed or simply click on the Rotate Video button. When the rotated video is ready, save it to your PC.
Hope this post is helpful enough to easily rotate a video and save the rotated video.
Read next: Best Free Video Editing Software for Windows 10.
