File with H264 extension contains video data encoded using H.264 compression standard. Usually it is just a MP4 file. This format is frequently used by various specialized devices – digital cameras, high-resolution DVD recorders, etc. H.264 encoding standard was offically accepted in 2003 as ISO MPEG-4 part 10 standard and following the ITU-T naming convention designated as AVC - Advanced Video Coding.
H.264 codec allows encoding, or compressing, a video, but such file is usually saved in a defined container file, and thus H264 file do not follow a strictly-defined format. H264 file can be a RAW data encoded with H.264 and additional metadata, as well as MP4, AVI, or MKV movie containers that use the H.264 standard. H264 files can be opened using almost any media player or video editing software tools.
When you install one of the applications from the list of programs that you found here, you should be able to open or edit the file with the H264 extension without any issue. However, if you still have problems with this, you may use the option of H264 file conversion to a different format.
We hope we helped you solve the problem with the H264 file. If you do not know where you can download the application from our list, click on the link (which is the name of the program) - you will find more information there on the location where to download the secure setup version of the required application.
There can be more reasons which determine that you are not able to open the H264 file (apart from the lack of the proper application installed).
First - the H264 file may be incorrectly associated with the application installed to support it. In this case, you need to change this association by yourself. To do this, right-click on the H264 file that you want to edit, click "Open with" and then select the program from the list that you have installed. After this operation, the problems with opening the H264 file should be solved.
Second - the file you want to open can simply be damaged. Then, the best solution is to find a new version of given file, or download it again from the same source as before (maybe for some reason in the previous session the download of the H264 file has not been completed and it cannot be opened properly).
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