如何将任何 FLV 视频文件转换和上传到 YouTube
“I just uploaded a video file with .flv extension, but I got the warning message said invalid file format, how to upload FLV to YouTube?” FLV is not only a file extension, but also a video container. It means that a FLV video file can store various video and audio codec and some of them are not supported by YouTube. This article will tell you everything you need to know about how to upload FLV to YouTube smoothly.
第 1 部分:YouTube 支持哪些视频和音频编解码器
据谷歌称,YouTube 更喜欢广播格式以及带有 .mpg 扩展名的 DVD 兼容 MPEG-2 流。 YouTube 支持的编解码器包括:
- MPEG-2
- 音频编解码器: MPEG Layer II 或杜比 AC-3
- 音频比特率: 128 kbps 或更高
- MPEG-4
- 视频编解码器: H.264
- 音频编解码器: AAC
- 音频比特率: 128 kbps 或更高
此外,YouTube 仅支持带有 MP3 或 PCM 音频的 WAV 容器、带有 AAC 音频和 FLAC 音频的 MOV。 YouTube 通过正确的编解码器支持 WMV、AVI、MOV、MP4 和 FLV。
谈到 FLV,YouTube 可以访问使用 Adobe-FLV1 视频编解码器以及 MP3 和 AAC 音频编码的视频。如果您的 FLV 视频包含未压缩的音频或 ADPCM 音频,YouTube 将不接受。
此外,上传FLV到YouTube还有更多规则:
- 推荐帧率: 24 至 60
- 推荐分辨率: 1080p
- 最短持续时间: 33 秒
第 2 部分:将 FLV 转换为 YouTube 的最简单方法
方式 1:在桌面上将 FLV 转换为 YouTube
If you encounter the error when uploading FLV to YouTube, the first thing is to look for a FLV converter, such as FVC Free FLV Converter. It enables you to adjust video and audio codecs as well as other parameters. So that you can match your FLV files to YouTube rules. Moreover, it utilizes hardware acceleration and multi-thread to improve the performance.
YouTube 最佳 FLV 转换器的主要功能
- 1.轻松调整FLV的视频和音频编解码器。
- 2.一次批量处理无限的FLV视频。
- 3.转换时自动保护视频质量。
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如何在桌面上为 YouTube 转换 FLV
Step 1: Add FLV files
将最好的 FLV 转换器安装到计算机上后,启动它。单击左上角的添加文件菜单,然后添加要上传到 YouTube 的 FLV 文件。
Step 2: Change codecs
Click the dropdown menu next to Output format at the bottom to open the profile dialog. Input FLV in Search Profile box and press Enter key on your keyboard. Then select the FLV format with proper video and audio codecs.
If your FLV video is too long, you'd better split it into clips and then upload to YouTube. You can click the Edit menu to open the video editor window.
Step 3: Convert FLV for YouTube
Next, move to the bottom and click the Open Folder button. Select a specific folder to save the output videos. Finally, click on the Convert button to begin converting FLV for YouTube immediately.
方式 2:将 FLV 转换为在线 YouTube
If you do not like to install video converter software on your hard disk, FVC Free Online Video Converter is a good alternative solution. It is free of charge without any limit, such as watermark. Moreover, it does not have restrictions on file size. Here are the steps below:
Step 1: Visit https://www.free-videoconverter.net/free-online-video-converter/ in a browser and click Add Files to Convert button to get the launcher.
Step 2: Click the Add File button to upload several FLV files. Then press the Gear icon to open the profile dialog. Here you can adjust the Video Encoder and Audio Encoder. Hit OK to confirm it.
Step 3: Choose a YouTube supported format at the bottom and click the Convert button to initiate converting FLV for YouTube. When it is done, download the output files.
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第 3 部分:如何将 FLV 上传到 YouTube
转换后,您现在可以将您的 FLV 文件上传到您计算机上的 YouTube。我们在这里分享步骤,以免您迷路。
Step 1: Go to YouTube homepage, sign in your account.
Step 2: Click the Camcorder icon and select Upload video to enter the upload page.
Step 3: Hit the big Select Files button on the page, and then open the converted FLV files for YouTube. Or drag and drop the FLV files into the page to upload them.
Step 4: Then decide the privacy setting. By default, it is Public, but you can change it to Private, Schedule or Unlisted.
Step 5: Click the Save or Publish button after setting. Then you will be taken to the Dashboard page. Here you can see the FLV uploaded to your YouTube account.
第 4 部分:关于 FLV 到 YouTube 的常见问题解答
您可以将 FLV 上传到 YouTube 吗?
是的,没有。 YouTube 支持 FLV 视频格式,但作为视频容器,您只能上传支持视频和音频编解码器的 FLV 文件;否则,将失败。
我可以下载 FLV 格式的 YouTube 视频吗?
如果 YouTube 视频提供下载按钮,您可以单击它并选择 FLV 作为输出格式。
哪种视频格式最适合 YouTube?
MP4 是 YouTube 的最佳视频格式。 Google 确实建议使用带有 H.256 视频编解码器和 AAC 音频编解码器的 MP4。那是因为它以较小的文件大小产生高质量。此外,YouTube 还支持 MOV、WMV、AVI、FLV 和 3GPP。
结论
本指南告诉您 YouTube 接受哪些视频格式以及如何将 FLV 上传到 YouTube 而不失败。 FVC Free FLV Converter 可以帮助您为 YouTube 转换 FLV,并使您能够轻松调整视频和音频编解码器。它甚至不需要任何技术技能,因此初学者可以快速掌握。如果您在上传视频到 YouTube 时遇到其他问题,请在此帖子下方留言。



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