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To say even more, when opening a video file in Windows Media Player or Movies & TV app on Windows 10/11 PC, be it AVI, MKV, MOV, or MP4, there will be nothing but audio only besides 0xc00d5212 missing codec error. If you are also overwhelmed by such an error, stay on this page and learn how to fix missing codec 0xc00d5212 on Windows 10/11.
0xc00d5212 codec missing error is obviously a codec or file format error. The most effective solution is to convert your videos to a format and codec supported by Windows 10/11. This way, you can ensure seamless playback using Windows Media Player or the Movies & TV app. To achieve this, Winxvideo AI is your go-to solution.
As the error message implies, this specific error is very likely caused by the absence of codecs required to play media files. In addition to that, outdated display adapters, unsupported video format, video from external APFS SSD, accidental computer shut down, improper installation, malicious virus or spyware that leads to file corruption are also responsible for the 0xc00d5212 missing codec error.
2. The file format is not supported. Your Windows Media Player or Movies & TV app on Windows 10 or 11 may not recognize your file formats. For example, MOV format is a QuickTime format for native playback on Mac computers, iPhone or iPads, so it is usually hard to play MOV files on Windows 10/11 without third-party help.
4. The display driver is outdated. If the display driver is outdated, it will cut off the communication between your graphics card and the video display itself, thus resulting the corresponding error.
5. The Windows OS is outdated. Newer Windows OS will have more abilities to handle the updated file formats. So, if the Windows OS is not in the latest version, there will be problems playing newer file formats.
There are many circumstances that your system doesn't have the supported codec preinstalled on it by default. For example, Microsoft Windows 10 asks you to install HEVC codec extension or AV1 codec extension additionally for proper playback of some MP4, WebM, or MKV file that may be encoded with the video codec. QuickTime player for Windows can't recognize your DNxHD files on Windows 10 PC.
If your computer doesn't preinstall the codec or codec pack, you are likely to see a missing codec 0xc00d5212 error. To resolve the problem, you can configure Windows Media Player to download codecs automatically.
Step 4. Reopen the video file in Windows Media Player. If you're prompted to install the codec, select Install. This will install the missing codec on your system. Then you can play the video file again and see if the 0xc00d5212 error is fixed.
Note: This method is not suitable for Windows Media Player 12 users. For users who are using QuickTime player on Windows 10, you can also install AVID Codec LE to fix AVID DNxHD video not playing with QuickTime on Windows 10 issue and install K-Lite Codec to tackle QuickTime missing codec error in MOV video playing on Windows 10. But you need to be aware that codec pack tends to install way more stuff than you need, which greatly increases the possibility of crashes and impacts your computer performance. So just be careful.
Videos taken from cameras, smartphones or downloaded from streaming sites can be possibly encoded in a diversified of formats or codecs. For example, there can be an obscure file saved in XAVC HS format that your media player cannot recognize. Or maybe the downloaded MP4 video is encoded in AV1 codec that Windows Media Player cannot handle correctly. It's the reason that you cannot play video correctly and end up with the missing codec 0xc00d5212 error or can't play issue.
Step 1. Free download and install the video converter on Windows 10/11. Open it and click on Video Converter on the main interface. Then load the faulty video file by click Add Video button on the main interface after you launch the software.
If the video file is playable on another media player, it is possible that your video file is damaged. You can try to repair corrupted video file with a tool, like Wondershare Repairit, Kernel Video Repair Tool, EaseUS RepairVideo, etc.
If playing video file is still a failure with Windows Media Player or Movies & TV app on Windows 10/11, you can try some other media players such as VLC Media Player or 5KPlayer. Both programs are preloaded with various video and audio codecs, including HEVC, H.264, VP9, VP8, Xvid, DivX, MTS, MKV, MKV, MPEG4, MPEG2, and more. So you can feel free to play any media file without worrying about the missing codec 0xc00d5212 issue.
Note: Apart from the 6 solutions we mentioned above, you are highly suggested to scan your system and remove virus or malware with an antivirus program. This will ensure your data stay safe against corruption. If your video is unfortunately damaged, the 0xc00d5212 code error will also appear.
Video playback is inevitably bogged down with various errors. Besides the codec missing or the 0xc00d5212 code error we mentioned above, there are some other issues such as video format not supported, codec unavailable, audio not supported, and more. These are all responsible for the format incompatibility issues. A once and for all solution is to convert the video file to another format that is optimized for your device with a video converter like Winxvideo AI.
The error code 0xc00d5212 in Windows Media Player is a missing codec error happening when your Windows Media Player cannot play a video file, like AVI, MKV, MOV, MP4, etc. file. Also, some other factors can also cause the error code. For example, the file format is not supported by Windows Media Player; the file is corrupted; the Display Driver is outdated; and so on.
To fix missing codec 0xc00d5212 error on Windows 10 or 11, the best way is to download required codec or codec pack so that Windows Media Player or Movies & TV on Windows 10 can play successfully. Other possible fixes also include converting video formats, repairing damaged file, switching to another media player, etc.
Kaley Torres is a self-motivated, creative editor with eight years of marketing and SEO experience, specializing in writing on DVD, video, audio, images, new digital contents etc. With a partiality DVD collection, Kaley also enjoys digitizing DVD and is keen to share her DVD video conversion solutions as well as video sharing tips on social media.
A universal media player can combine multiple existing entities in Home Assistant into a single media player entityAn entity represents a sensor, actor, or function in Home Assistant. Entities are used to monitor physical properties or to control other entities. An entity is usually part of a device or a service.[Learn more]. This is used to create a single media player entityAn entity represents a sensor, actor, or function in Home Assistant. Entities are used to monitor physical properties or to control other entities. An entity is usually part of a device or a service.[Learn more] that can control an entire media center.
Multiple media player entities may be controlled from a universal media player. Additionally, the universal media player can enable volume and power commands to be directed to other Home Assistant entities. This enables the media player power and volume commands to control devices like a television, amplifier or audio receiver, for example.
To use a universal media player add it to your configuration.yamlThe configuration.yaml file is the main configuration file for Home Assistant. It lists the integrations to be loaded and their specific configurations. In some cases, the configuration needs to be edited manually directly in the configuration.yaml file. Most integrations can be configured in the UI.[Learn more] file.After changing the configuration.yamlThe configuration.yaml file is the main configuration file for Home Assistant. It lists the integrations to be loaded and their specific configurations. In some cases, the configuration needs to be edited manually directly in the configuration.yaml file. Most integrations can be configured in the UI.[Learn more] file, restart Home Assistant to apply the changes.
The universal media player will primarily imitate one of its children. The universal media player will control the first child on the list that is active (not idle/off). The universal media player will also inherit its state from the first active child if a state_template is not provided. Entities in the children: list must be media players, but the state template can contain any entityAn entity represents a sensor, actor, or function in Home Assistant. Entities are used to monitor physical properties or to control other entities. An entity is usually part of a device or a service.[Learn more].
Using active_child_template will allow you to specify an active entityAn entity represents a sensor, actor, or function in Home Assistant. Entities are used to monitor physical properties or to control other entities. An entity is usually part of a device or a service.[Learn more] if the default behavior is unsuitable for your task. The template must return the entity_id of the child that will be selected as active or None to return the default behavior.
It is also recommended that the command volume_up, the command volume_down, the command volume_mute, and the attribute is_volume_muted all be provided together. The attribute is_volume_muted should return either True or the on state when the volume is muted. The volume_mute serviceA service carries out one specific task, for example: turn on the light in the living room. A service has targets and data and can be called by actions, a dashboard, or via voice command.[Learn more] should toggle the mute setting.
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