Could not find codec

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Learn more. Could not find tag for codec subrip in stream, codec not currently supported in container Ask Question. Asked 2 years, 10 months ago. Active 2 years, 10 months ago. Viewed 9k times. I'm trying to convert a video to lower quality using the following comand : ffmpeg -i in. Improve this question. Use a better player, use a different output container format, or use hardsubs.

I'm converting an mkv into an mkv. I would assume they would have the same support. If I ffmpeg -i in. But your command and the incomplete log show MP4. I see. If a media player doesn't 'understand' a file, it will throw an error.

Please continue reading to discover the various causes of these errors and the different ways to fix them. The result of a video file is data that has been compressed by certain codecs.

When you attempt opening a video file with a media player, one of the first things done by the player is to check if it 'understands' the video data created by the particular codec; If it doesn't, it throws an error. Media players have many codecs built into them. Each time you open a file, it simply finds the appropriate codec file to decompress your video file before playing it.

File corruption can be caused directly by you or an infection on your device. When, for example, your video plays with no audio or vice versa, you can be sure you're facing codec issues. Good thing, you don't have to manually do anything on Windows Media Player to fix this as it can be automated.

You can fix this error using Windows Media Player. Just follow the steps outlined below:. Step 4. Click on the "Download codecs automatically" checkbox and confirm your action by clicking "OK. Step 5. Play your file again. You may be prompted to install the codec —click OK to confirm and install. VLC is a versatile media player. It comes with many built-in tools for handling media files.

VLC makes actions like converting media files from one format to another very easily. While VLC, at most times, fixes minor media file errors automatically before playing it, you can also fix errors such as unavailable or unsupported audio codec files manually using the software.

Please follow the steps below. Pick a directory to save your converted and specify your file name and extension. Step 6. Choose "Video — H. If this doesn't fix your file, you should consider updating your VLC Media Player to the latest version and if the error persists after the update, visit this link to download codec files manually.

It is easy to install; all you need to do is follow the instructions displayed on the setup program. After successfully installing the codec files, restart your computer and try opening the video file again. If none of the methods explained above worked for you, then your video file may have been compromised.